Added Junits for ONAP PDP
[policy/engine.git] / ONAP-PDP / src / test / java / org / onap / policy / pdp / test / FunctionDefinitionDateTimeArithmeticTest.java
diff --git a/ONAP-PDP/src/test/java/org/onap/policy/pdp/test/FunctionDefinitionDateTimeArithmeticTest.java b/ONAP-PDP/src/test/java/org/onap/policy/pdp/test/FunctionDefinitionDateTimeArithmeticTest.java
deleted file mode 100644 (file)
index 809733e..0000000
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@@ -1,1602 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- * ONAP-PDP
- * ================================================================================
- * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
- * ================================================================================
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- * 
- *      http://www.apache.org/licenses/LICENSE-2.0
- * 
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- * ============LICENSE_END=========================================================
- */
-
-package org.onap.policy.pdp.test;
-
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertTrue;
-import static org.junit.Assert.fail;
-
-import java.util.ArrayList;
-import java.util.List;
-
-import org.junit.Test;
-
-import com.att.research.xacml.api.XACML3;
-import com.att.research.xacml.std.datatypes.DataTypes;
-import com.att.research.xacml.std.datatypes.ISO8601Date;
-import com.att.research.xacml.std.datatypes.ISO8601DateTime;
-import com.att.research.xacml.std.datatypes.ISO8601Time;
-import com.att.research.xacml.std.datatypes.ISO8601TimeZone;
-import com.att.research.xacml.std.datatypes.XPathDayTimeDuration;
-import com.att.research.xacml.std.datatypes.XPathYearMonthDuration;
-import com.att.research.xacmlatt.pdp.policy.ExpressionResult;
-import com.att.research.xacmlatt.pdp.policy.FunctionArgument;
-import com.att.research.xacmlatt.pdp.policy.FunctionArgumentAttributeValue;
-import com.att.research.xacmlatt.pdp.std.StdFunctions;
-import com.att.research.xacmlatt.pdp.std.functions.*;
-
-/**
- * Test of PDP Functions (See XACML core spec section A.3)
- * 
- * TO RUN - use jUnit
- * In Eclipse select this file or the enclosing directory, right-click and select Run As/JUnit Test
- * 
- *
- */
-public class FunctionDefinitionDateTimeArithmeticTest {
-
-
-       /*
-        * variables useful in the following tests
-        */
-       List<FunctionArgument> arguments = new ArrayList<>();
-       
-       ExpressionResult res;
-
-       
-       @Test
-       public void testDateTime_add_dayTimeDuration() {
-               // Date objects to be adjusted
-               ISO8601DateTime dateTimeStdExample1 = new ISO8601DateTime(null, 
-                               new ISO8601Date(2000, 1, 12), 
-                               new ISO8601Time(12, 13, 14, 0));
-               ISO8601DateTime dateTimeMsecs = new ISO8601DateTime(null, 
-                               new ISO8601Date(2000, 1, 12), 
-                               new ISO8601Time(12, 13, 14, 777));
-               ISO8601DateTime dateTimeCrossover = new ISO8601DateTime(null, 
-                               new ISO8601Date(2000, 12, 31), 
-                               new ISO8601Time(23, 59, 30, 1));
-               ISO8601DateTime dateTimeBC = new ISO8601DateTime(null, 
-                               new ISO8601Date(-2000, 1, 12), 
-                               new ISO8601Time(12, 13, 14, 0));
-               ISO8601TimeZone timeZone0 = new ISO8601TimeZone(0);
-               ISO8601TimeZone timeZone5 = new ISO8601TimeZone(5 * 60);
-               ISO8601DateTime dateTimeTimeZone0 = new ISO8601DateTime(timeZone0, 
-                               new ISO8601Date(timeZone0, 2000, 1, 12), 
-                               new ISO8601Time(timeZone0, 12, 13, 14, 0));
-               ISO8601DateTime dateTimeTimeZone5 = new ISO8601DateTime(timeZone5, 
-                               new ISO8601Date(timeZone5, 2000, 1, 12), 
-                               new ISO8601Time(timeZone5, 12, 13, 14, 0));
-               ISO8601DateTime dateTimeIIC102Result = null;
-               
-               // Durations
-               XPathDayTimeDuration duration0 = new XPathDayTimeDuration(1, 0, 0, 0, 0);
-               XPathDayTimeDuration durationStdExample1 = new XPathDayTimeDuration(1, 5, 7, 10, 3.3);
-               XPathDayTimeDuration durationNStdExample1 = new XPathDayTimeDuration(-1, 5, 7, 10, 3.3);
-               XPathDayTimeDuration durationMsecs = new XPathDayTimeDuration(1, 5, 7, 10, 3.223);
-               XPathDayTimeDuration durationCrossover = new XPathDayTimeDuration(1, 0, 0, 0, 29.999);
-
-               // ARGS declarations
-               // Dates
-               FunctionArgumentAttributeValue attrDateTimeStdExample1 = null;
-               FunctionArgumentAttributeValue attrDateTimeMsecs = null;
-               FunctionArgumentAttributeValue attrDateTimeCrossover = null;
-               FunctionArgumentAttributeValue attrDateTimeBC = null;
-               FunctionArgumentAttributeValue attrDateTimeTimeZone0 = null;
-               FunctionArgumentAttributeValue attrDateTimeTimeZone5 = null;
-               FunctionArgumentAttributeValue attrDateTimeIIC102 = null;
-
-               // Durations
-               FunctionArgumentAttributeValue attrDuration0 = null;
-               FunctionArgumentAttributeValue attrDurationStdExample1 = null;
-               FunctionArgumentAttributeValue attrDurationNStdExample1 = null;
-               FunctionArgumentAttributeValue attrDurationMsecs = null;
-               FunctionArgumentAttributeValue attrDurationCrossover = null;
-               FunctionArgumentAttributeValue attrDurationIIC102 = null;
-
-               // misc bad
-               FunctionArgumentAttributeValue attrNull = null;
-               FunctionArgumentAttributeValue attrBlank = null;
-               FunctionArgumentAttributeValue attrInteger = null;
-               // set values
-               try {
-                       // Date attrs
-                       attrDateTimeStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeStdExample1));
-                       attrDateTimeMsecs = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeMsecs));
-                       attrDateTimeCrossover = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeCrossover));
-                       attrDateTimeBC = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeBC));
-                       attrDateTimeTimeZone0 = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeTimeZone0));
-                       attrDateTimeTimeZone5 = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeTimeZone5));
-                       attrDateTimeIIC102 = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(DataTypes.DT_DATETIME.convert("2002-03-22T08:23:47-05:00")));
-
-                       dateTimeIIC102Result = DataTypes.DT_DATETIME.convert("2002-03-27T10:23:47-05:00");
-                       
-                       // Duration attrs
-                       attrDuration0 = new FunctionArgumentAttributeValue(DataTypes.DT_DAYTIMEDURATION.createAttributeValue(duration0));
-                       attrDurationStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_DAYTIMEDURATION.createAttributeValue(durationStdExample1));
-                       attrDurationNStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_DAYTIMEDURATION.createAttributeValue(durationNStdExample1));
-                       attrDurationMsecs = new FunctionArgumentAttributeValue(DataTypes.DT_DAYTIMEDURATION.createAttributeValue(durationMsecs));
-                       attrDurationCrossover = new FunctionArgumentAttributeValue(DataTypes.DT_DAYTIMEDURATION.createAttributeValue(durationCrossover));
-                       attrDurationIIC102 = new FunctionArgumentAttributeValue(DataTypes.DT_DAYTIMEDURATION.createAttributeValue("P5DT2H0M0S"));
-
-                       // misc bad
-                       attrBlank = new FunctionArgumentAttributeValue(DataTypes.DT_DAYTIMEDURATION.createAttributeValue(""));
-                       attrNull = new FunctionArgumentAttributeValue(DataTypes.DT_DAYTIMEDURATION.createAttributeValue(null));
-                       attrInteger = new FunctionArgumentAttributeValue(DataTypes.DT_INTEGER.createAttributeValue(1234));
-               } catch (Exception e) {
-                       fail("creating attributes e="+ e);
-               }
-               
-               FunctionDefinitionDateTimeArithmetic<?,?> fd = (FunctionDefinitionDateTimeArithmetic<?,?>) StdFunctions.FD_DATETIME_ADD_DAYTIMEDURATION;
-
-               // check identity and type of the thing created
-               assertEquals(XACML3.ID_FUNCTION_DATETIME_ADD_DAYTIMEDURATION, fd.getId());
-               assertEquals(DataTypes.DT_DATETIME.getId(), fd.getDataTypeId());
-               
-               // just to be safe...  If tests take too long these can probably be eliminated
-               assertFalse(fd.returnsBag());
-               
-               // Duration = 0 => same as original
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDuration0);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               ISO8601DateTime resValue = (ISO8601DateTime)res.getValue().getValue();
-               assertEquals(dateTimeStdExample1, resValue);
-
-               
-               // simple positive operation
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               ISO8601DateTime testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(2000, 1, 17),
-                               new ISO8601Time(19, 23, 17, 300) );
-               assertEquals(testResponse, resValue);   
-               
-               // negative operation
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDurationNStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(2000, 1, 7),
-                               new ISO8601Time(5, 3, 10, 700) );
-               assertEquals(testResponse, resValue);
-               
-               // millisecs work correctly
-               arguments.clear();
-               arguments.add(attrDateTimeMsecs);
-               arguments.add(attrDurationMsecs);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(2000, 1, 17),
-                               new ISO8601Time(19, 23, 18, 0) );
-               assertEquals(testResponse, resValue);
-       
-               // cross minute => cross day => cross month => cross year
-               arguments.clear();
-               arguments.add(attrDateTimeCrossover);
-               arguments.add(attrDurationCrossover);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(2001, 1, 1),
-                               new ISO8601Time(0, 0, 0, 0) );
-               assertEquals(testResponse, resValue);
-               
-               // negative (BC) original date add goes the right direction
-               arguments.clear();
-               arguments.add(attrDateTimeBC);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(-2000, 1, 17),
-                               new ISO8601Time(19, 23, 17, 300) );
-               assertEquals(testResponse, resValue);   
-               
-               // non-null timezone not changed
-               // original has timezone offset = 0
-               arguments.clear();
-               arguments.add(attrDateTimeTimeZone0);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               timeZone0,
-                               new ISO8601Date(timeZone0, 2000, 1, 17),
-                               new ISO8601Time(timeZone0, 19, 23, 17, 300) );
-               assertEquals(testResponse, resValue);
-               
-               // original has timezone offset not 0
-               arguments.clear();
-               arguments.add(attrDateTimeTimeZone5);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               timeZone5,
-                               new ISO8601Date(timeZone5, 2000, 1, 17),
-                               new ISO8601Time(timeZone5, 19, 23, 17, 300) );
-               assertEquals(testResponse, resValue);
-               
-               // conformance test IIC102
-               arguments.clear();
-               arguments.add(attrDateTimeIIC102);
-               arguments.add(attrDurationIIC102);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               assertEquals(dateTimeIIC102Result, resValue);
-
-               // empty non-null first arg
-               arguments.clear();
-               arguments.add(attrBlank);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-add-dayTimeDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // empty non-null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-add-dayTimeDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // two blanks
-               arguments.clear();
-               arguments.add(attrBlank);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-add-dayTimeDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-                       
-               // null firat arg
-               arguments.clear();
-               arguments.add(attrNull);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-add-dayTimeDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrNull);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-add-dayTimeDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-               
-               // bad arg type
-               arguments.clear();
-               arguments.add(attrInteger);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-add-dayTimeDuration Expected data type 'dateTime' saw 'integer'", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-               
-               // null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrNull);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-add-dayTimeDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-       }
-       
-
-       
-       @Test
-       public void testDateTime_subtract_dayTimeDuration() {
-               // Date objects to be adjusted
-               ISO8601DateTime dateTimeStdExample1 = new ISO8601DateTime(null, 
-                               new ISO8601Date(2000, 1, 12), 
-                               new ISO8601Time(12, 13, 14, 0));
-               ISO8601DateTime dateTimeMsecs = new ISO8601DateTime(null, 
-                               new ISO8601Date(2000, 1, 12), 
-                               new ISO8601Time(12, 13, 14, 777));
-               ISO8601DateTime dateTimeCrossover = new ISO8601DateTime(null, 
-                               new ISO8601Date(2001, 1, 1),
-                               new ISO8601Time(0, 0, 0, 0) );
-               ISO8601DateTime dateTimeBC = new ISO8601DateTime(null, 
-                               new ISO8601Date(-2000, 1, 12), 
-                               new ISO8601Time(12, 13, 14, 0));
-               ISO8601TimeZone timeZone0 = new ISO8601TimeZone(0);
-               ISO8601TimeZone timeZone5 = new ISO8601TimeZone(5 * 60);
-               ISO8601DateTime dateTimeTimeZone0 = new ISO8601DateTime(timeZone0, 
-                               new ISO8601Date(timeZone0, 2000, 1, 12), 
-                               new ISO8601Time(timeZone0, 12, 13, 14, 0));
-               ISO8601DateTime dateTimeTimeZone5 = new ISO8601DateTime(timeZone5, 
-                               new ISO8601Date(timeZone5, 2000, 1, 12), 
-                               new ISO8601Time(timeZone5, 12, 13, 14, 0));
-               
-               // Durations
-               XPathDayTimeDuration duration0 = new XPathDayTimeDuration(1, 0, 0, 0, 0);
-               XPathDayTimeDuration durationStdExample1 = new XPathDayTimeDuration(1, 5, 7, 10, 3.3);
-               XPathDayTimeDuration durationNStdExample1 = new XPathDayTimeDuration(-1, 5, 7, 10, 3.3);
-               XPathDayTimeDuration durationMsecs = new XPathDayTimeDuration(1, 5, 7, 10, 14.778);
-               XPathDayTimeDuration durationCrossover = new XPathDayTimeDuration(1, 0, 0, 0, 29.999);
-
-               // ARGS declarations
-               // Dates
-               FunctionArgumentAttributeValue attrDateTimeStdExample1 = null;
-               FunctionArgumentAttributeValue attrDateTimeMsecs = null;
-               FunctionArgumentAttributeValue attrDateTimeCrossover = null;
-               FunctionArgumentAttributeValue attrDateTimeBC = null;
-               FunctionArgumentAttributeValue attrDateTimeTimeZone0 = null;
-               FunctionArgumentAttributeValue attrDateTimeTimeZone5 = null;
-       
-               // Durations
-               FunctionArgumentAttributeValue attrDuration0 = null;
-               FunctionArgumentAttributeValue attrDurationStdExample1 = null;
-               FunctionArgumentAttributeValue attrDurationNStdExample1 = null;
-               FunctionArgumentAttributeValue attrDurationMsecs = null;
-               FunctionArgumentAttributeValue attrDurationCrossover = null;
-       
-               // misc bad
-               FunctionArgumentAttributeValue attrNull = null;
-               FunctionArgumentAttributeValue attrBlank = null;
-               FunctionArgumentAttributeValue attrInteger = null;
-               // set values
-               try {
-                       // Date attrs
-                       attrDateTimeStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeStdExample1));
-                       attrDateTimeMsecs = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeMsecs));
-                       attrDateTimeCrossover = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeCrossover));
-                       attrDateTimeBC = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeBC));
-                       attrDateTimeTimeZone0 = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeTimeZone0));
-                       attrDateTimeTimeZone5 = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeTimeZone5));
-                       
-                       // Duration attrs
-                       attrDuration0 = new FunctionArgumentAttributeValue(DataTypes.DT_DAYTIMEDURATION.createAttributeValue(duration0));
-                       attrDurationStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_DAYTIMEDURATION.createAttributeValue(durationStdExample1));
-                       attrDurationNStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_DAYTIMEDURATION.createAttributeValue(durationNStdExample1));
-                       attrDurationMsecs = new FunctionArgumentAttributeValue(DataTypes.DT_DAYTIMEDURATION.createAttributeValue(durationMsecs));
-                       attrDurationCrossover = new FunctionArgumentAttributeValue(DataTypes.DT_DAYTIMEDURATION.createAttributeValue(durationCrossover));
-
-                       // misc bad
-                       attrBlank = new FunctionArgumentAttributeValue(DataTypes.DT_DAYTIMEDURATION.createAttributeValue(""));
-                       attrNull = new FunctionArgumentAttributeValue(DataTypes.DT_DAYTIMEDURATION.createAttributeValue(null));
-                       attrInteger = new FunctionArgumentAttributeValue(DataTypes.DT_INTEGER.createAttributeValue(1234));
-               } catch (Exception e) {
-                       fail("creating attributes e="+ e);
-               }
-               
-               FunctionDefinitionDateTimeArithmetic<?,?> fd = (FunctionDefinitionDateTimeArithmetic<?,?>) StdFunctions.FD_DATETIME_SUBTRACT_DAYTIMEDURATION;
-
-               // check identity and type of the thing created
-               assertEquals(XACML3.ID_FUNCTION_DATETIME_SUBTRACT_DAYTIMEDURATION, fd.getId());
-               assertEquals(DataTypes.DT_DATETIME.getId(), fd.getDataTypeId());
-               
-               // just to be safe...  If tests take too long these can probably be eliminated
-               assertFalse(fd.returnsBag());
-               
-               // Duration = 0 => same as original
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDuration0);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               ISO8601DateTime resValue = (ISO8601DateTime)res.getValue().getValue();
-               assertEquals(dateTimeStdExample1, resValue);
-
-               
-               // simple positive operation
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               ISO8601DateTime testResponse = new ISO8601DateTime(
-                               null,   
-                               new ISO8601Date(2000, 1, 7),
-                               new ISO8601Time(5, 3, 10, 700) );
-               assertEquals(testResponse, resValue);   
-
-               
-               // negative operation
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDurationNStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(2000, 1, 17),
-                               new ISO8601Time(19, 23, 17, 300) );
-               assertEquals(testResponse, resValue);
-               
-               // millisecs work correctly
-               arguments.clear();
-               arguments.add(attrDateTimeMsecs);
-               arguments.add(attrDurationMsecs);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(2000, 1, 7),
-                               new ISO8601Time(5, 2, 59, 999) );
-               assertEquals(testResponse, resValue);
-       
-               // cross minute => cross day => cross month => cross year
-               arguments.clear();
-               arguments.add(attrDateTimeCrossover);
-               arguments.add(attrDurationCrossover);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(2000, 12, 31), 
-                               new ISO8601Time(23, 59, 30, 1));
-               assertEquals(testResponse, resValue);
-               
-               // negative (BC) original date add goes the right direction
-               arguments.clear();
-               arguments.add(attrDateTimeBC);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(-2000, 1, 7),
-                               new ISO8601Time(5, 3, 10, 700) );
-               assertEquals(testResponse, resValue);   
-               
-               // non-null timezone not changed
-               // original has timezone offset = 0
-               arguments.clear();
-               arguments.add(attrDateTimeTimeZone0);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               timeZone0,
-                               new ISO8601Date(timeZone0, 2000, 1, 7),
-                               new ISO8601Time(timeZone0, 5, 3, 10, 700) );
-               assertEquals(testResponse, resValue);
-               
-               // original has timezone offset not 0
-               arguments.clear();
-               arguments.add(attrDateTimeTimeZone5);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               timeZone5,
-                               new ISO8601Date(timeZone5, 2000, 1, 7),
-                               new ISO8601Time(timeZone5, 5, 3, 10, 700) );
-               assertEquals(testResponse, resValue);
-
-               // empty non-null first arg
-               arguments.clear();
-               arguments.add(attrBlank);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-subtract-dayTimeDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // empty non-null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-subtract-dayTimeDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // two blanks
-               arguments.clear();
-               arguments.add(attrBlank);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-subtract-dayTimeDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-                       
-               // null firat arg
-               arguments.clear();
-               arguments.add(attrNull);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-subtract-dayTimeDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrNull);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-subtract-dayTimeDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-               
-               // bad arg type
-               arguments.clear();
-               arguments.add(attrInteger);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-subtract-dayTimeDuration Expected data type 'dateTime' saw 'integer'", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-               
-               // null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrNull);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-subtract-dayTimeDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-       }
-       
-
-
-       
-       
-       
-       
-       
-       
-       @Test
-       public void testDateTime_add_yearMonthDuration() {
-               // Date objects to be adjusted
-               ISO8601DateTime dateTimeStdExample1 = new ISO8601DateTime(null, 
-                               new ISO8601Date(2000, 1, 12), 
-                               new ISO8601Time(12, 13, 14, 0));
-               ISO8601DateTime dateTimeMsecs = new ISO8601DateTime(null, 
-                               new ISO8601Date(2000, 1, 12), 
-                               new ISO8601Time(12, 13, 14, 777));
-               ISO8601DateTime dateTimeCrossover = new ISO8601DateTime(null, 
-                               new ISO8601Date(2000, 12, 31), 
-                               new ISO8601Time(23, 59, 30, 1));
-               ISO8601DateTime dateTimeBC = new ISO8601DateTime(null, 
-                               new ISO8601Date(-2000, 1, 12), 
-                               new ISO8601Time(12, 13, 14, 0));
-               ISO8601TimeZone timeZone0 = new ISO8601TimeZone(0);
-               ISO8601TimeZone timeZone5 = new ISO8601TimeZone(5 * 60);
-               ISO8601DateTime dateTimeTimeZone0 = new ISO8601DateTime(timeZone0, 
-                               new ISO8601Date(timeZone0, 2000, 1, 12), 
-                               new ISO8601Time(timeZone0, 12, 13, 14, 0));
-               ISO8601DateTime dateTimeTimeZone5 = new ISO8601DateTime(timeZone5, 
-                               new ISO8601Date(timeZone5, 2000, 1, 12), 
-                               new ISO8601Time(timeZone5, 12, 13, 14, 0));
-               
-               // Durations
-               XPathYearMonthDuration duration0 = new XPathYearMonthDuration(1, 0, 0);
-               XPathYearMonthDuration durationStdExample1 = new XPathYearMonthDuration(1, 5, 7);
-               XPathYearMonthDuration durationNStdExample1 = new XPathYearMonthDuration(-1, 5, 7);
-               XPathYearMonthDuration durationMsecs = new XPathYearMonthDuration(1, 5, 7);
-               XPathYearMonthDuration durationCrossover = new XPathYearMonthDuration(1, 0, 1);
-
-               // ARGS declarations
-               // Dates
-               FunctionArgumentAttributeValue attrDateTimeStdExample1 = null;
-               FunctionArgumentAttributeValue attrDateTimeMsecs = null;
-               FunctionArgumentAttributeValue attrDateTimeCrossover = null;
-               FunctionArgumentAttributeValue attrDateTimeBC = null;
-               FunctionArgumentAttributeValue attrDateTimeTimeZone0 = null;
-               FunctionArgumentAttributeValue attrDateTimeTimeZone5 = null;
-       
-               // Durations
-               FunctionArgumentAttributeValue attrDuration0 = null;
-               FunctionArgumentAttributeValue attrDurationStdExample1 = null;
-               FunctionArgumentAttributeValue attrDurationNStdExample1 = null;
-               FunctionArgumentAttributeValue attrDurationMsecs = null;
-               FunctionArgumentAttributeValue attrDurationCrossover = null;
-       
-               // misc bad
-               FunctionArgumentAttributeValue attrNull = null;
-               FunctionArgumentAttributeValue attrBlank = null;
-               FunctionArgumentAttributeValue attrInteger = null;
-               // set values
-               try {
-                       // Date attrs
-                       attrDateTimeStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeStdExample1));
-                       attrDateTimeMsecs = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeMsecs));
-                       attrDateTimeCrossover = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeCrossover));
-                       attrDateTimeBC = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeBC));
-                       attrDateTimeTimeZone0 = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeTimeZone0));
-                       attrDateTimeTimeZone5 = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeTimeZone5));
-                       
-                       // Duration attrs
-                       attrDuration0 = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(duration0));
-                       attrDurationStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationStdExample1));
-                       attrDurationNStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationNStdExample1));
-                       attrDurationMsecs = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationMsecs));
-                       attrDurationCrossover = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationCrossover));
-
-                       // misc bad
-                       attrBlank = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(""));
-                       attrNull = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(null));
-                       attrInteger = new FunctionArgumentAttributeValue(DataTypes.DT_INTEGER.createAttributeValue(1234));
-               } catch (Exception e) {
-                       fail("creating attributes e="+ e);
-               }
-               
-               FunctionDefinitionDateTimeArithmetic<?,?> fd = (FunctionDefinitionDateTimeArithmetic<?,?>) StdFunctions.FD_DATETIME_ADD_YEARMONTHDURATION;
-
-               // check identity and type of the thing created
-               assertEquals(XACML3.ID_FUNCTION_DATETIME_ADD_YEARMONTHDURATION, fd.getId());
-               assertEquals(DataTypes.DT_DATETIME.getId(), fd.getDataTypeId());
-               
-               // just to be safe...  If tests take too long these can probably be eliminated
-               assertFalse(fd.returnsBag());
-               
-               // Duration = 0 => same as original
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDuration0);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               ISO8601DateTime resValue = (ISO8601DateTime)res.getValue().getValue();
-               assertEquals(dateTimeStdExample1, resValue);
-
-               
-               // simple positive operation
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               ISO8601DateTime testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(2005, 8, 12),
-                               new ISO8601Time(12, 13, 14, 0) );
-               assertEquals(testResponse, resValue);   
-               
-               // negative operation
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDurationNStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(1994, 6, 12),
-                               new ISO8601Time(12, 13, 14, 0) );
-               assertEquals(testResponse, resValue);
-               
-               // millisecs work correctly (not relevant to YearMonth, but should not break
-               arguments.clear();
-               arguments.add(attrDateTimeMsecs);
-               arguments.add(attrDurationMsecs);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(2005, 8, 12),
-                               new ISO8601Time(12, 13, 14, 777) );
-               assertEquals(testResponse, resValue);
-       
-               // cross minute => cross day => cross month => cross year
-               arguments.clear();
-               arguments.add(attrDateTimeCrossover);
-               arguments.add(attrDurationCrossover);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(2001, 1, 31),
-                               new ISO8601Time(23, 59, 30, 1) );
-               assertEquals(testResponse, resValue);
-               
-               // negative (BC) original date add goes the right direction
-               arguments.clear();
-               arguments.add(attrDateTimeBC);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(-1995, 8, 12),
-                               new ISO8601Time(12, 13, 14, 0) );
-               assertEquals(testResponse, resValue);   
-               
-               // non-null timezone not changed
-               // original has timezone offset = 0
-               arguments.clear();
-               arguments.add(attrDateTimeTimeZone0);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               timeZone0,
-                               new ISO8601Date(timeZone0, 2005, 8, 12),
-                               new ISO8601Time(timeZone0, 12, 13, 14, 0) );
-               assertEquals(testResponse, resValue);
-               
-               // original has timezone offset not 0
-               arguments.clear();
-               arguments.add(attrDateTimeTimeZone5);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               timeZone5,
-                               new ISO8601Date(timeZone5, 2005, 8, 12),
-                               new ISO8601Time(timeZone5, 12, 13, 14, 0) );
-               assertEquals(testResponse, resValue);
-
-               // empty non-null first arg
-               arguments.clear();
-               arguments.add(attrBlank);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-add-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // empty non-null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-add-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // two blanks
-               arguments.clear();
-               arguments.add(attrBlank);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-add-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-                       
-               // null firat arg
-               arguments.clear();
-               arguments.add(attrNull);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-add-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrNull);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-add-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-               
-               // bad arg type
-               arguments.clear();
-               arguments.add(attrInteger);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-add-yearMonthDuration Expected data type 'dateTime' saw 'integer'", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-               
-               // null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrNull);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-add-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-       }
-       
-
-       
-       
-       @Test
-       public void testDateTime_subtract_yearMonthDuration() {
-               // Date objects to be adjusted
-               ISO8601DateTime dateTimeStdExample1 = new ISO8601DateTime(null, 
-                               new ISO8601Date(2000, 1, 12), 
-                               new ISO8601Time(12, 13, 14, 0));
-               ISO8601DateTime dateTimeMsecs = new ISO8601DateTime(null, 
-                               new ISO8601Date(2000, 1, 12), 
-                               new ISO8601Time(12, 13, 14, 777));
-               ISO8601DateTime dateTimeCrossover = new ISO8601DateTime(null, 
-                               new ISO8601Date(2000, 1, 1), 
-                               new ISO8601Time(23, 59, 30, 1));
-               ISO8601DateTime dateTimeBC = new ISO8601DateTime(null, 
-                               new ISO8601Date(-2000, 1, 12), 
-                               new ISO8601Time(12, 13, 14, 0));
-               ISO8601TimeZone timeZone0 = new ISO8601TimeZone(0);
-               ISO8601TimeZone timeZone5 = new ISO8601TimeZone(5 * 60);
-               ISO8601DateTime dateTimeTimeZone0 = new ISO8601DateTime(timeZone0, 
-                               new ISO8601Date(timeZone0, 2000, 1, 12), 
-                               new ISO8601Time(timeZone0, 12, 13, 14, 0));
-               ISO8601DateTime dateTimeTimeZone5 = new ISO8601DateTime(timeZone5, 
-                               new ISO8601Date(timeZone5, 2000, 1, 12), 
-                               new ISO8601Time(timeZone5, 12, 13, 14, 0));
-               
-               // Durations
-               XPathYearMonthDuration duration0 = new XPathYearMonthDuration(1, 0, 0);
-               XPathYearMonthDuration durationStdExample1 = new XPathYearMonthDuration(1, 5, 7);
-               XPathYearMonthDuration durationNStdExample1 = new XPathYearMonthDuration(-1, 5, 7);
-               XPathYearMonthDuration durationMsecs = new XPathYearMonthDuration(1, 5, 7);
-               XPathYearMonthDuration durationCrossover = new XPathYearMonthDuration(1, 0, 1);
-
-               // ARGS declarations
-               // Dates
-               FunctionArgumentAttributeValue attrDateTimeStdExample1 = null;
-               FunctionArgumentAttributeValue attrDateTimeMsecs = null;
-               FunctionArgumentAttributeValue attrDateTimeCrossover = null;
-               FunctionArgumentAttributeValue attrDateTimeBC = null;
-               FunctionArgumentAttributeValue attrDateTimeTimeZone0 = null;
-               FunctionArgumentAttributeValue attrDateTimeTimeZone5 = null;
-       
-               // Durations
-               FunctionArgumentAttributeValue attrDuration0 = null;
-               FunctionArgumentAttributeValue attrDurationStdExample1 = null;
-               FunctionArgumentAttributeValue attrDurationNStdExample1 = null;
-               FunctionArgumentAttributeValue attrDurationMsecs = null;
-               FunctionArgumentAttributeValue attrDurationCrossover = null;
-       
-               // misc bad
-               FunctionArgumentAttributeValue attrNull = null;
-               FunctionArgumentAttributeValue attrBlank = null;
-               FunctionArgumentAttributeValue attrInteger = null;
-               // set values
-               try {
-                       // Date attrs
-                       attrDateTimeStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeStdExample1));
-                       attrDateTimeMsecs = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeMsecs));
-                       attrDateTimeCrossover = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeCrossover));
-                       attrDateTimeBC = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeBC));
-                       attrDateTimeTimeZone0 = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeTimeZone0));
-                       attrDateTimeTimeZone5 = new FunctionArgumentAttributeValue(DataTypes.DT_DATETIME.createAttributeValue(dateTimeTimeZone5));
-                       
-                       // Duration attrs
-                       attrDuration0 = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(duration0));
-                       attrDurationStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationStdExample1));
-                       attrDurationNStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationNStdExample1));
-                       attrDurationMsecs = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationMsecs));
-                       attrDurationCrossover = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationCrossover));
-
-                       // misc bad
-                       attrBlank = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(""));
-                       attrNull = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(null));
-                       attrInteger = new FunctionArgumentAttributeValue(DataTypes.DT_INTEGER.createAttributeValue(1234));
-               } catch (Exception e) {
-                       fail("creating attributes e="+ e);
-               }
-               
-               FunctionDefinitionDateTimeArithmetic<?,?> fd = (FunctionDefinitionDateTimeArithmetic<?,?>) StdFunctions.FD_DATETIME_SUBTRACT_YEARMONTHDURATION;
-
-               // check identity and type of the thing created
-               assertEquals(XACML3.ID_FUNCTION_DATETIME_SUBTRACT_YEARMONTHDURATION, fd.getId());
-               assertEquals(DataTypes.DT_DATETIME.getId(), fd.getDataTypeId());
-               
-               // just to be safe...  If tests take too long these can probably be eliminated
-               assertFalse(fd.returnsBag());
-               
-               // Duration = 0 => same as original
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDuration0);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               ISO8601DateTime resValue = (ISO8601DateTime)res.getValue().getValue();
-               assertEquals(dateTimeStdExample1, resValue);
-
-               
-               // simple positive operation
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               ISO8601DateTime testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(1994, 6, 12),
-                               new ISO8601Time(12, 13, 14, 0) );
-               assertEquals(testResponse, resValue);   
-               
-               // negative operation
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDurationNStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(2005, 8, 12),
-                               new ISO8601Time(12, 13, 14, 0) );
-               assertEquals(testResponse, resValue);
-               
-               // millisecs work correctly (not relevant to YearMonth, but should not break
-               arguments.clear();
-               arguments.add(attrDateTimeMsecs);
-               arguments.add(attrDurationMsecs);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(1994, 6, 12),
-                               new ISO8601Time(12, 13, 14, 777) );
-               assertEquals(testResponse, resValue);
-       
-               // cross minute => cross day => cross month => cross year
-               arguments.clear();
-               arguments.add(attrDateTimeCrossover);
-               arguments.add(attrDurationCrossover);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(1999, 12, 1),
-                               new ISO8601Time(23, 59, 30, 1) );
-               assertEquals(testResponse, resValue);
-               
-               // negative (BC) original date add goes the right direction
-               arguments.clear();
-               arguments.add(attrDateTimeBC);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               null,
-                               new ISO8601Date(-2006, 6, 12),
-                               new ISO8601Time(12, 13, 14, 0) );
-               assertEquals(testResponse, resValue);   
-               
-               // non-null timezone not changed
-               // original has timezone offset = 0
-               arguments.clear();
-               arguments.add(attrDateTimeTimeZone0);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               timeZone0,
-                               new ISO8601Date(timeZone0, 1994, 6, 12),
-                               new ISO8601Time(timeZone0, 12, 13, 14, 0) );
-               assertEquals(testResponse, resValue);
-               
-               // original has timezone offset not 0
-               arguments.clear();
-               arguments.add(attrDateTimeTimeZone5);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601DateTime.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601DateTime)res.getValue().getValue();
-               testResponse = new ISO8601DateTime(
-                               timeZone5,
-                               new ISO8601Date(timeZone5, 1994, 6, 12),
-                               new ISO8601Time(timeZone5, 12, 13, 14, 0) );
-               assertEquals(testResponse, resValue);
-
-               // empty non-null first arg
-               arguments.clear();
-               arguments.add(attrBlank);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-subtract-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // empty non-null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-subtract-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // two blanks
-               arguments.clear();
-               arguments.add(attrBlank);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-subtract-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-                       
-               // null firat arg
-               arguments.clear();
-               arguments.add(attrNull);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-subtract-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrNull);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-subtract-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-               
-               // bad arg type
-               arguments.clear();
-               arguments.add(attrInteger);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-subtract-yearMonthDuration Expected data type 'dateTime' saw 'integer'", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-               
-               // null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrNull);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:dateTime-subtract-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-       }
-       
-       
-       
-       
-       
-       
-       
-       
-       
-       
-       
-       @Test
-       public void testDate_add_yearMonthDuration() {
-               // Date objects to be adjusted
-               ISO8601Date dateTimeStdExample1 = new ISO8601Date(2000, 1, 12);
-               ISO8601Date dateTimeMsecs =new ISO8601Date(2000, 1, 12);
-               ISO8601Date dateTimeCrossover = new ISO8601Date(2000, 12, 31);
-               ISO8601Date dateTimeBC = new ISO8601Date(-2000, 1, 12);
-               ISO8601TimeZone timeZone0 = new ISO8601TimeZone(0);
-               ISO8601TimeZone timeZone5 = new ISO8601TimeZone(5 * 60);
-               ISO8601Date dateTimeTimeZone0 = new ISO8601Date(timeZone0, 2000, 1, 12);
-               ISO8601Date dateTimeTimeZone5 = new ISO8601Date(timeZone5, 2000, 1, 12);
-               
-               // Durations
-               XPathYearMonthDuration duration0 = new XPathYearMonthDuration(1, 0, 0);
-               XPathYearMonthDuration durationStdExample1 = new XPathYearMonthDuration(1, 5, 7);
-               XPathYearMonthDuration durationNStdExample1 = new XPathYearMonthDuration(-1, 5, 7);
-               XPathYearMonthDuration durationMsecs = new XPathYearMonthDuration(1, 5, 7);
-               XPathYearMonthDuration durationCrossover = new XPathYearMonthDuration(1, 0, 1);
-
-               // ARGS declarations
-               // Dates
-               FunctionArgumentAttributeValue attrDateTimeStdExample1 = null;
-               FunctionArgumentAttributeValue attrDateTimeMsecs = null;
-               FunctionArgumentAttributeValue attrDateTimeCrossover = null;
-               FunctionArgumentAttributeValue attrDateTimeBC = null;
-               FunctionArgumentAttributeValue attrDateTimeTimeZone0 = null;
-               FunctionArgumentAttributeValue attrDateTimeTimeZone5 = null;
-       
-               // Durations
-               FunctionArgumentAttributeValue attrDuration0 = null;
-               FunctionArgumentAttributeValue attrDurationStdExample1 = null;
-               FunctionArgumentAttributeValue attrDurationNStdExample1 = null;
-               FunctionArgumentAttributeValue attrDurationMsecs = null;
-               FunctionArgumentAttributeValue attrDurationCrossover = null;
-       
-               // misc bad
-               FunctionArgumentAttributeValue attrNull = null;
-               FunctionArgumentAttributeValue attrBlank = null;
-               FunctionArgumentAttributeValue attrInteger = null;
-               // set values
-               try {
-                       // Date attrs
-                       attrDateTimeStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_DATE.createAttributeValue(dateTimeStdExample1));
-                       attrDateTimeMsecs = new FunctionArgumentAttributeValue(DataTypes.DT_DATE.createAttributeValue(dateTimeMsecs));
-                       attrDateTimeCrossover = new FunctionArgumentAttributeValue(DataTypes.DT_DATE.createAttributeValue(dateTimeCrossover));
-                       attrDateTimeBC = new FunctionArgumentAttributeValue(DataTypes.DT_DATE.createAttributeValue(dateTimeBC));
-                       attrDateTimeTimeZone0 = new FunctionArgumentAttributeValue(DataTypes.DT_DATE.createAttributeValue(dateTimeTimeZone0));
-                       attrDateTimeTimeZone5 = new FunctionArgumentAttributeValue(DataTypes.DT_DATE.createAttributeValue(dateTimeTimeZone5));
-                       
-                       // Duration attrs
-                       attrDuration0 = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(duration0));
-                       attrDurationStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationStdExample1));
-                       attrDurationNStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationNStdExample1));
-                       attrDurationMsecs = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationMsecs));
-                       attrDurationCrossover = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationCrossover));
-
-                       // misc bad
-                       attrBlank = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(""));
-                       attrNull = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(null));
-                       attrInteger = new FunctionArgumentAttributeValue(DataTypes.DT_INTEGER.createAttributeValue(1234));
-               } catch (Exception e) {
-                       fail("creating attributes e="+ e);
-               }
-               
-               FunctionDefinitionDateTimeArithmetic<?,?> fd = (FunctionDefinitionDateTimeArithmetic<?,?>) StdFunctions.FD_DATE_ADD_YEARMONTHDURATION;
-
-               // check identity and type of the thing created
-               assertEquals(XACML3.ID_FUNCTION_DATE_ADD_YEARMONTHDURATION, fd.getId());
-               assertEquals(DataTypes.DT_DATE.getId(), fd.getDataTypeId());
-               
-               // just to be safe...  If tests take too long these can probably be eliminated
-               assertFalse(fd.returnsBag());
-               
-               // Duration = 0 => same as original
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDuration0);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               ISO8601Date resValue = (ISO8601Date)res.getValue().getValue();
-               assertEquals(dateTimeStdExample1, resValue);
-
-               
-               // simple positive operation
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601Date)res.getValue().getValue();
-               ISO8601Date testResponse = new ISO8601Date(2005, 8, 12);
-               assertEquals(testResponse, resValue);   
-               
-               // negative operation
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDurationNStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601Date)res.getValue().getValue();
-               testResponse = new ISO8601Date(1994, 6, 12);
-               assertEquals(testResponse, resValue);
-               
-               // millisecs work correctly (not relevant to YearMonth, but should not break
-               arguments.clear();
-               arguments.add(attrDateTimeMsecs);
-               arguments.add(attrDurationMsecs);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601Date)res.getValue().getValue();
-               testResponse = new ISO8601Date(2005, 8, 12);
-               assertEquals(testResponse, resValue);
-       
-               // cross minute => cross day => cross month => cross year
-               arguments.clear();
-               arguments.add(attrDateTimeCrossover);
-               arguments.add(attrDurationCrossover);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601Date)res.getValue().getValue();
-               testResponse = new ISO8601Date(2001, 1, 31);
-               assertEquals(testResponse, resValue);
-               
-               // negative (BC) original date add goes the right direction
-               arguments.clear();
-               arguments.add(attrDateTimeBC);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601Date)res.getValue().getValue();
-               testResponse = new ISO8601Date(-1995, 8, 12);
-               assertEquals(testResponse, resValue);   
-               
-               // non-null timezone not changed
-               // original has timezone offset = 0
-               arguments.clear();
-               arguments.add(attrDateTimeTimeZone0);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601Date)res.getValue().getValue();
-               testResponse = new ISO8601Date(timeZone0, 2005, 8, 12);
-               assertEquals(testResponse, resValue);
-               
-               // original has timezone offset not 0
-               arguments.clear();
-               arguments.add(attrDateTimeTimeZone5);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601Date)res.getValue().getValue();
-               testResponse = new ISO8601Date(timeZone5, 2005, 8, 12);
-               assertEquals(testResponse, resValue);
-
-               // empty non-null first arg
-               arguments.clear();
-               arguments.add(attrBlank);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:date-add-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // empty non-null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:date-add-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // two blanks
-               arguments.clear();
-               arguments.add(attrBlank);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:date-add-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-                       
-               // null firat arg
-               arguments.clear();
-               arguments.add(attrNull);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:date-add-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrNull);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:date-add-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-               
-               // bad arg type
-               arguments.clear();
-               arguments.add(attrInteger);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:date-add-yearMonthDuration Expected data type 'date' saw 'integer'", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-               
-               // null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrNull);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:date-add-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-       }
-       
-       
-       
-       
-       
-       
-       @Test
-       public void testDate_subtract_yearMonthDuration() {
-               // Date objects to be adjusted
-               ISO8601Date dateTimeStdExample1 =new ISO8601Date(2000, 1, 12);
-               ISO8601Date dateTimeMsecs = new ISO8601Date(2000, 1, 12);
-               ISO8601Date dateTimeCrossover = new ISO8601Date(2000, 1, 1);
-               ISO8601Date dateTimeBC = new ISO8601Date(-2000, 1, 12);
-               ISO8601TimeZone timeZone0 = new ISO8601TimeZone(0);
-               ISO8601TimeZone timeZone5 = new ISO8601TimeZone(5 * 60);
-               ISO8601Date dateTimeTimeZone0 = new ISO8601Date(timeZone0, 2000, 1, 12);
-               ISO8601Date dateTimeTimeZone5 = new ISO8601Date(timeZone5, 2000, 1, 12);
-               
-               // Durations
-               XPathYearMonthDuration duration0 = new XPathYearMonthDuration(1, 0, 0);
-               XPathYearMonthDuration durationStdExample1 = new XPathYearMonthDuration(1, 5, 7);
-               XPathYearMonthDuration durationNStdExample1 = new XPathYearMonthDuration(-1, 5, 7);
-               XPathYearMonthDuration durationMsecs = new XPathYearMonthDuration(1, 5, 7);
-               XPathYearMonthDuration durationCrossover = new XPathYearMonthDuration(1, 0, 1);
-
-               // ARGS declarations
-               // Dates
-               FunctionArgumentAttributeValue attrDateTimeStdExample1 = null;
-               FunctionArgumentAttributeValue attrDateTimeMsecs = null;
-               FunctionArgumentAttributeValue attrDateTimeCrossover = null;
-               FunctionArgumentAttributeValue attrDateTimeBC = null;
-               FunctionArgumentAttributeValue attrDateTimeTimeZone0 = null;
-               FunctionArgumentAttributeValue attrDateTimeTimeZone5 = null;
-       
-               // Durations
-               FunctionArgumentAttributeValue attrDuration0 = null;
-               FunctionArgumentAttributeValue attrDurationStdExample1 = null;
-               FunctionArgumentAttributeValue attrDurationNStdExample1 = null;
-               FunctionArgumentAttributeValue attrDurationMsecs = null;
-               FunctionArgumentAttributeValue attrDurationCrossover = null;
-       
-               // misc bad
-               FunctionArgumentAttributeValue attrNull = null;
-               FunctionArgumentAttributeValue attrBlank = null;
-               FunctionArgumentAttributeValue attrInteger = null;
-               // set values
-               try {
-                       // Date attrs
-                       attrDateTimeStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_DATE.createAttributeValue(dateTimeStdExample1));
-                       attrDateTimeMsecs = new FunctionArgumentAttributeValue(DataTypes.DT_DATE.createAttributeValue(dateTimeMsecs));
-                       attrDateTimeCrossover = new FunctionArgumentAttributeValue(DataTypes.DT_DATE.createAttributeValue(dateTimeCrossover));
-                       attrDateTimeBC = new FunctionArgumentAttributeValue(DataTypes.DT_DATE.createAttributeValue(dateTimeBC));
-                       attrDateTimeTimeZone0 = new FunctionArgumentAttributeValue(DataTypes.DT_DATE.createAttributeValue(dateTimeTimeZone0));
-                       attrDateTimeTimeZone5 = new FunctionArgumentAttributeValue(DataTypes.DT_DATE.createAttributeValue(dateTimeTimeZone5));
-                       
-                       // Duration attrs
-                       attrDuration0 = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(duration0));
-                       attrDurationStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationStdExample1));
-                       attrDurationNStdExample1 = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationNStdExample1));
-                       attrDurationMsecs = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationMsecs));
-                       attrDurationCrossover = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(durationCrossover));
-
-                       // misc bad
-                       attrBlank = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(""));
-                       attrNull = new FunctionArgumentAttributeValue(DataTypes.DT_YEARMONTHDURATION.createAttributeValue(null));
-                       attrInteger = new FunctionArgumentAttributeValue(DataTypes.DT_INTEGER.createAttributeValue(1234));
-               } catch (Exception e) {
-                       fail("creating attributes e="+ e);
-               }
-               
-               FunctionDefinitionDateTimeArithmetic<?,?> fd = (FunctionDefinitionDateTimeArithmetic<?,?>) StdFunctions.FD_DATE_SUBTRACT_YEARMONTHDURATION;
-
-               // check identity and type of the thing created
-               assertEquals(XACML3.ID_FUNCTION_DATE_SUBTRACT_YEARMONTHDURATION, fd.getId());
-               assertEquals(DataTypes.DT_DATE.getId(), fd.getDataTypeId());
-               
-               // just to be safe...  If tests take too long these can probably be eliminated
-               assertFalse(fd.returnsBag());
-               
-               // Duration = 0 => same as original
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDuration0);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               ISO8601Date resValue = (ISO8601Date)res.getValue().getValue();
-               assertEquals(dateTimeStdExample1, resValue);
-
-               
-               // simple positive operation
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601Date)res.getValue().getValue();
-               ISO8601Date testResponse = new ISO8601Date(1994, 6, 12);
-               assertEquals(testResponse, resValue);   
-               
-               // negative operation
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrDurationNStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601Date)res.getValue().getValue();
-               testResponse = new ISO8601Date(2005, 8, 12);
-               assertEquals(testResponse, resValue);
-               
-               // millisecs work correctly (not relevant to YearMonth, but should not break
-               arguments.clear();
-               arguments.add(attrDateTimeMsecs);
-               arguments.add(attrDurationMsecs);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601Date)res.getValue().getValue();
-               testResponse = new ISO8601Date(1994, 6, 12);
-               assertEquals(testResponse, resValue);
-       
-               // cross minute => cross day => cross month => cross year
-               arguments.clear();
-               arguments.add(attrDateTimeCrossover);
-               arguments.add(attrDurationCrossover);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601Date)res.getValue().getValue();
-               testResponse = new ISO8601Date(1999, 12, 1);
-               assertEquals(testResponse, resValue);
-               
-               // negative (BC) original date add goes the right direction
-               arguments.clear();
-               arguments.add(attrDateTimeBC);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601Date)res.getValue().getValue();
-               testResponse = new ISO8601Date(-2006, 6, 12);
-               assertEquals(testResponse, resValue);   
-               
-               // non-null timezone not changed
-               // original has timezone offset = 0
-               arguments.clear();
-               arguments.add(attrDateTimeTimeZone0);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601Date)res.getValue().getValue();
-               testResponse = new ISO8601Date(timeZone0, 1994, 6, 12);
-               assertEquals(testResponse, resValue);
-               
-               // original has timezone offset not 0
-               arguments.clear();
-               arguments.add(attrDateTimeTimeZone5);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertTrue(res.isOk());
-               assertEquals(com.att.research.xacml.std.datatypes.ISO8601Date.class, res.getValue().getValue().getClass());
-               resValue = (ISO8601Date)res.getValue().getValue();
-               testResponse = new ISO8601Date(timeZone5, 1994, 6, 12);
-               assertEquals(testResponse, resValue);
-
-               // empty non-null first arg
-               arguments.clear();
-               arguments.add(attrBlank);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:date-subtract-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // empty non-null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:date-subtract-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // two blanks
-               arguments.clear();
-               arguments.add(attrBlank);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:date-subtract-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-                       
-               // null firat arg
-               arguments.clear();
-               arguments.add(attrNull);
-               arguments.add(attrBlank);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:date-subtract-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-
-               // null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrNull);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:date-subtract-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-               
-               // bad arg type
-               arguments.clear();
-               arguments.add(attrInteger);
-               arguments.add(attrDurationStdExample1);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:date-subtract-yearMonthDuration Expected data type 'date' saw 'integer'", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-               
-               // null second arg
-               arguments.clear();
-               arguments.add(attrDateTimeStdExample1);
-               arguments.add(attrNull);
-               res = fd.evaluate(null, arguments);
-               assertFalse(res.isOk());
-               assertEquals("function:date-subtract-yearMonthDuration Got null attribute", res.getStatus().getStatusMessage());
-               assertEquals("urn:oasis:names:tc:xacml:1.0:status:processing-error", res.getStatus().getStatusCode().getStatusCodeValue().stringValue());
-       }
-       
-       
-       
-}