}

  @GwtIncompatible // Class names are obfuscated in GWT
  public void testToString_nullInteger() {
    String toTest =
        MoreObjects.toStringHelper(new TestClass()).add("field1", (Integer) null).toString();
    assertThat(toTest).isEqualTo("TestClass{field1=null}");
  }

  public void testToStringLenient_oneField() {

      }
    }
    List<Class<?>> result = new ArrayList<>();
    NEXT_CANDIDATE:
    for (Class<?> candidate : Iterables.filter(candidateClasses, classFilter)) {
      for (Class<?> testClass : testClasses.get(candidate)) {
        if (hasTest(testClass, explicitTestNames)) {
          // covered by explicit test
          continue NEXT_CANDIDATE;
        }
      }
      result.add(candidate);
    }
    return result;

      }
    }
    List<Class<?>> result = new ArrayList<>();
    NEXT_CANDIDATE:
    for (Class<?> candidate : Iterables.filter(candidateClasses, classFilter)) {
      for (Class<?> testClass : testClasses.get(candidate)) {
        if (hasTest(testClass, explicitTestNames)) {
          // covered by explicit test
          continue NEXT_CANDIDATE;
        }
      }
      result.add(candidate);
    }
    return result;

        List<LogNotificationEvent> events = new ArrayList<>();
        events.add(new LogNotificationEvent(timestamp, "ERROR", "org.codelibs.fess.TestClass", "Something went wrong",
                "java.lang.NullPointerException: null\n\tat org.codelibs.fess.TestClass.doSomething(TestClass.java:42)"));

        String details = testableJob.testFormatDetails(events);

        assertNotNull(details);

    @Test
    public void test_getLoginCredential_returnsValidCredential() {
        // Setup test credential
        TestLoginCredential expectedCredential = new TestLoginCredential("testuser", "testpass");
        authenticator.setLoginCredential(expectedCredential);

        // Execute
        LoginCredential result = authenticator.getLoginCredential();

        // Verify
        assertNotNull(result);

  }

  @CollectionSize.Require(SEVERAL)
  public void testFirst() {
    assertEquals(a.getKey(), navigableMap.firstKey());
  }

  @CollectionSize.Require(SEVERAL)
  public void testLast() {
    assertEquals(c.getKey(), navigableMap.lastKey());
  }

  @CollectionSize.Require(absent = ZERO)
  public void testHeadMapExclusive() {

  }

  @CollectionSize.Require(SEVERAL)
  public void testFirst() {
    assertEquals(a.getKey(), navigableMap.firstKey());
  }

  @CollectionSize.Require(SEVERAL)
  public void testLast() {
    assertEquals(c.getKey(), navigableMap.lastKey());
  }

  @CollectionSize.Require(absent = ZERO)
  public void testHeadMapExclusive() {