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      1 /*
      2  * Copyright (c) 2007 Mockito contributors
      3  * This program is made available under the terms of the MIT License.
      4  */
      5 package org.mockito.internal.junit.util;
      6 
      7 import org.assertj.core.api.Assertions;
      8 import org.junit.Test;
      9 import org.junit.runner.Description;
     10 import org.junit.runner.notification.Failure;
     11 import org.mockito.internal.exceptions.ExceptionIncludingMockitoWarnings;
     12 import org.mockitoutil.TestBase;
     13 
     14 import static org.junit.Assert.assertEquals;
     15 import static org.assertj.core.api.Assertions.assertThat;
     16 
     17 public class JUnitFailureHackerTest extends TestBase {
     18 
     19     JUnitFailureHacker hacker = new JUnitFailureHacker();
     20 
     21     @Test
     22     public void shouldReplaceException() throws Exception {
     23         //given
     24         RuntimeException actualExc = new RuntimeException("foo");
     25         Failure failure = new Failure(Description.EMPTY, actualExc);
     26 
     27         //when
     28         hacker.appendWarnings(failure, "unused stubbing");
     29 
     30         //then
     31         assertEquals(ExceptionIncludingMockitoWarnings.class, failure.getException().getClass());
     32         assertEquals(actualExc, failure.getException().getCause());
     33         Assertions.assertThat(actualExc.getStackTrace()).isEqualTo(failure.getException().getStackTrace());
     34     }
     35 
     36     @Test
     37     public void shouldAppendWarning() throws Exception {
     38         Failure failure = new Failure(Description.EMPTY, new RuntimeException("foo"));
     39 
     40         //when
     41         hacker.appendWarnings(failure, "unused stubbing blah");
     42 
     43         //then
     44         assertThat(failure.getException()).hasMessageContaining("unused stubbing blah");
     45     }
     46 
     47     @Test
     48     public void shouldNotAppendWhenNoWarnings() throws Exception {
     49         RuntimeException ex = new RuntimeException("foo");
     50         Failure failure = new Failure(Description.EMPTY, ex);
     51 
     52         //when
     53         hacker.appendWarnings(failure, "");
     54 
     55         //then
     56         assertEquals(ex, failure.getException());
     57     }
     58 
     59     @Test
     60     public void shouldNotAppendWhenNullWarnings() throws Exception {
     61         RuntimeException ex = new RuntimeException("foo");
     62         Failure failure = new Failure(Description.EMPTY, ex);
     63 
     64         //when
     65         hacker.appendWarnings(failure, null);
     66 
     67         //then
     68         assertEquals(ex, failure.getException());
     69     }
     70 
     71     @Test
     72     public void shouldPrintTheWarningSoICanSeeIt() throws Exception {
     73         Failure failure = new Failure(Description.EMPTY, new RuntimeException("foo"));
     74 
     75         //when
     76         hacker.appendWarnings(failure, "unused stubbing blah");
     77 
     78         //then
     79         System.out.println(failure.getException());
     80     }
     81 }
     82