ONAP-XACML/src/test/java/org/onap/policy/xacml/test/std/pap/StdEngineFactoryTest.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP-XACML
   4  * ================================================================================
   5  * Copyright (C) 2017-2020 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Modifications Copyright (C) 2019 Samsung
   8  * ================================================================================
   9  * Licensed under the Apache License, Version 2.0 (the "License");
  10  * you may not use this file except in compliance with the License.
  11  * You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  * ============LICENSE_END=========================================================
  21  */
  22
  23 package org.onap.policy.xacml.test.std.pap;
  24
  25 import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
  26 import static org.assertj.core.api.Assertions.assertThat;
  27 import static org.assertj.core.api.Assertions.catchThrowable;
  28 import static org.junit.Assert.assertNotNull;
  29 import static org.junit.Assert.assertNull;
  30 import static org.junit.Assert.fail;
  31
  32 import com.att.research.xacml.api.pap.PAPException;
  33 import com.att.research.xacml.std.pap.StdEngine;
  34 import com.att.research.xacml.util.FactoryException;
  35 import java.io.File;
  36 import java.io.IOException;
  37 import java.util.Properties;
  38 import org.junit.AfterClass;
  39 import org.junit.BeforeClass;
  40 import org.junit.Rule;
  41 import org.junit.Test;
  42 import org.junit.rules.TemporaryFolder;
  43 import org.onap.policy.xacml.api.pap.PAPPolicyEngine;
  44 import org.onap.policy.xacml.std.pap.StdEngineFactory;
  45
  46 public class StdEngineFactoryTest {
  47
  48     private static String systemProperty;
  49
  50     @Rule
  51     public TemporaryFolder folder = new TemporaryFolder();
  52
  53     @BeforeClass
  54     public static void saveSystemProperty() {
  55         systemProperty = System.getProperty(StdEngine.PROP_PAP_REPO);
  56     }
  57
  58     /**
  59      * restoreSystemProperty.
  60      */
  61     @AfterClass
  62     public static void restoreSystemProperty() {
  63         if (systemProperty != null) {
  64             System.setProperty(StdEngine.PROP_PAP_REPO, systemProperty);
  65         } else {
  66             System.clearProperty(StdEngine.PROP_PAP_REPO);
  67         }
  68     }
  69
  70     @Test
  71     public void testStdEngineFactory() throws FactoryException, PAPException, IOException {
  72         StdEngineFactory stdFactory = new StdEngineFactory();
  73         System.setProperty("xacml.pap.pdps", "src/test/resources/pdps");
  74         assertNotNull(stdFactory.newEngine());
  75         Properties properties = new Properties();
  76         properties.setProperty("xacml.pap.pdps", "src/test/resources/pdps");
  77         assertNotNull(stdFactory.newEngine(properties));
  78
  79         StdEngineFactory stdFactoryNew = new StdEngineFactory();
  80         System.setProperty("xacml.pap.pdps", "src/test/resources/pdpstest");
  81         PAPPolicyEngine engine = stdFactoryNew.newEngine();
  82         assertNotNull(engine);
  83
  84         assertThatExceptionOfType(NullPointerException.class).isThrownBy(() ->
  85             engine.newGroup(null, null)
  86         );
  87
  88         assertThatExceptionOfType(NullPointerException.class).isThrownBy(() ->
  89             engine.movePDP(null, null)
  90         );
  91
  92     }
  93
  94     @Test
  95     public void testNegativeCase() throws Exception {
  96         // Setup test data
  97         Properties props = new Properties();
  98         String tmpdir = System.getProperty("java.io.tmpdir");
  99         props.setProperty(StdEngine.PROP_PAP_REPO, tmpdir);
 100
 101         // Test factory failure cases
 102         try {
 103             StdEngineFactory factory = new StdEngineFactory();
 104             assertNotNull(factory.newEngine());
 105             assertNotNull(factory.newEngine(props));
 106         } catch (Exception ex) {
 107             fail("Not expecting any exceptions: " + ex);
 108         }
 109
 110     }
 111
 112     @Test
 113     public void testException() throws FactoryException, PAPException, IOException {
 114         Properties props = new Properties();
 115         File myFolder = folder.newFolder("idontexist");
 116         props.setProperty(StdEngine.PROP_PAP_REPO, myFolder.getAbsolutePath());
 117         StdEngineFactory factory = new StdEngineFactory();
 118         assertNotNull(factory.newEngine(props));
 119
 120         //
 121         //
 122         //
 123         myFolder.setReadOnly();
 124         assertThat(catchThrowable(() -> { throw new PAPException(); }))
 125         .isInstanceOf(PAPException.class);
 126
 127         //
 128         //
 129         //
 130         File myFile = folder.newFile("iamafile");
 131         props.setProperty(StdEngine.PROP_PAP_REPO, myFile.getAbsolutePath());
 132         assertThatExceptionOfType(PAPException.class).isThrownBy(() ->
 133             factory.newEngine(props)
 134         );
 135
 136         //
 137         //
 138         //
 139         props.setProperty(StdEngine.PROP_PAP_REPO, myFolder.getAbsolutePath() + "/badparent/dontexist");
 140         assertNull(factory.newEngine(props));
 141
 142         //
 143         //
 144         //
 145         System.setProperty(StdEngine.PROP_PAP_REPO, myFolder.getAbsolutePath() + "/badparent/dontexist");
 146
 147         assertNull(factory.newEngine());
 148
 149     }
 150 }