gerrit.onap Code Review - sdc.git/blob

   1 /*
   2  * Copyright © 2016-2017 European Support Limited
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package org.openecomp.core.utilities;
  18
  19 import org.testng.annotations.Test;
  20
  21 import java.util.Arrays;
  22 import java.util.Collections;
  23
  24 import static org.testng.Assert.assertEquals;
  25 import static org.testng.Assert.assertNull;
  26 import static org.testng.Assert.assertTrue;
  27
  28 public class CommonMethodsTest {
  29
  30   private static final String[] ARRAY = { "A", "B", "C" };
  31
  32   @Test
  33   public void testPrintStackTrace() {
  34
  35     String trace = CommonMethods.printStackTrace();
  36     assertTrue(trace.contains("org.openecomp.core.utilities" +
  37         ".CommonMethods.printStackTrace(CommonMethods.java:"));
  38     assertTrue(trace.contains("org.openecomp.core.utilities" +
  39         ".CommonMethodsTest.testPrintStackTrace(CommonMethodsTest.java"));
  40   }
  41
  42   @Test
  43   public void testArrayToCommaSeparatedString() {
  44     assertEquals(CommonMethods.arrayToCommaSeparatedString(ARRAY), "A,B,C");
  45   }
  46
  47   @Test
  48   public void testArrayToCommaSeparatedStringEmpty() {
  49     assertEquals(CommonMethods.arrayToCommaSeparatedString(new String[0]), "");
  50   }
  51
  52   @Test
  53   public void testArrayToCommaSeparatedStringNulls() {
  54     assertEquals(CommonMethods.arrayToCommaSeparatedString(new String[] { null, null }), "null,null");
  55   }
  56
  57   @Test
  58   public void testArrayToCommaSeparatedStringEmptyStrings() {
  59     assertEquals(CommonMethods.arrayToCommaSeparatedString(new String[] { "", "" }), ",");
  60   }
  61
  62   @Test(expectedExceptions = NullPointerException.class)
  63   public void testArrayToCommaSeparatedStringNull() {
  64     CommonMethods.arrayToCommaSeparatedString(null);
  65   }
  66
  67   @Test
  68   public void testArrayToSeparatedString() {
  69     assertEquals(CommonMethods.arrayToSeparatedString(ARRAY, '/'),"A/B/C");
  70   }
  71
  72   @Test
  73   public void testArrayToSeparatedStringEmpty() {
  74     assertEquals(CommonMethods.arrayToSeparatedString(new String[0], '/'),"");
  75   }
  76
  77   @Test
  78   public void testArrayToSeparatedStringNulls() {
  79     assertEquals(CommonMethods.arrayToSeparatedString(new String[] {null, null}, '/'),"null/null");
  80   }
  81
  82   @Test
  83   public void testArrayToSeparatedStringEmptyStrings() {
  84     assertEquals(CommonMethods.arrayToSeparatedString(new String[] {"", ""}, '/'),"/");
  85   }
  86
  87   @Test(expectedExceptions = NullPointerException.class)
  88   public void testArrayToSeparatedStringNull() {
  89     CommonMethods.arrayToSeparatedString(null, '/');
  90   }
  91
  92   @Test
  93   public void testCollectionToCommaSeparatedString() {
  94     assertEquals(CommonMethods.collectionToCommaSeparatedString(Arrays.asList(ARRAY)), "A,B,C");
  95   }
  96
  97   @Test
  98   public void testCollectionToCommaSeparatedStringNulls() {
  99     assertEquals(CommonMethods.collectionToCommaSeparatedString(Arrays.asList(null, null)), "null,null");
 100   }
 101
 102   @Test
 103   public void testCollectionToCommaSeparatedStringEmptyStrings() {
 104     assertEquals(CommonMethods.collectionToCommaSeparatedString(Arrays.asList("", "")), ",");
 105   }
 106
 107   @Test
 108   public void testCollectionToCommaSeparatedStringEmtpy() {
 109     assertEquals(CommonMethods.collectionToCommaSeparatedString(Collections.emptySet()), "");
 110   }
 111
 112   @Test(expectedExceptions = NullPointerException.class)
 113   public void testCollectionToCommaSeparatedStringNull() {
 114     assertNull(CommonMethods.collectionToCommaSeparatedString(null));
 115   }
 116
 117 }