RepositorySystemSession session = mock(RepositorySystemSession.class);
        when(session.getLocalRepository()).thenReturn(localRepository);

        Artifact localRepositoryArtifact = mock(Artifact.class);
        when(localRepositoryArtifact.getFile()).thenReturn(new File(baseDir, "some/path/within"));

        Artifact nonLocalReposioryArtifact = mock(Artifact.class);

    // 'swallowException' when the mock does not throw an exception.
    setupFlushable(false);
    doFlush(mockFlushable, false, false);

    setupFlushable(false);
    doFlush(mockFlushable, true, false);
  }

  public void testFlush_flushableWithEatenException() throws IOException {
    // make sure that no exception is thrown if 'swallowException' is true
    // when the mock does throw an exception on flush.

    MockExecutor mock = new MockExecutor();
    TestExecutor testExecutor = new TestExecutor(mock);
    assertFalse(testExecutor.awaitTermination(10, TimeUnit.MILLISECONDS));
    mock.assertLastMethodCalled("awaitTermination");
    assertFalse(testExecutor.isTerminated());
    mock.assertLastMethodCalled("isTerminated");
    assertFalse(testExecutor.isShutdown());
    mock.assertLastMethodCalled("isShutdown");

              public T apply(Object delegate) {
                T mock = mock(forwarderClass, CALLS_REAL_METHODS);
                try {
                  T stubber = doReturn(delegate).when(mock);
                  DELEGATE_METHOD.invoke(stubber);
                } catch (Exception e) {
                  throw new RuntimeException(e);
                }
                return mock;
              }
            });
  }

    }

    def usesSetterToLocateOverriddenPropertyWhenGetterDoesNotOverrideAnything() {
        MethodMetaData getter = Mock()
        MethodMetaData setter = Mock()
        MethodMetaData overriddenSetter = Mock()
        ClassMetaData overriddenClass = Mock()
        PropertyMetaData overriddenProperty = Mock()
        propertyMetaData.getter = getter
        propertyMetaData.setter = setter

        when:

    private final ProjectBuilder projectBuilder = mock(ProjectBuilder.class);
    private final MavenSession session = mock(MavenSession.class);
    private final MavenExecutionRequest mavenExecutionRequest = mock(MavenExecutionRequest.class);

    private final ProjectsSelector projectsSelector = new DefaultProjectsSelector(projectBuilder);

    // Not using mocks for these strategies - a mock would just copy the actual implementation.

    /**
     * Get the value for the key 'mail.send.mock'. <br>
     * The value is, e.g. true <br>
     * comment: Does it send mock mail? (true: no send actually, logging only)
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getMailSendMock();

    /**
     * Is the property for the key 'mail.send.mock' true? <br>
     * The value is, e.g. true <br>

    PrimitiveSink primitiveSink = mock(PrimitiveSink.class);
    Funnels.byteArrayFunnel().funnel(new byte[] {4, 3, 2, 1}, primitiveSink);
    verify(primitiveSink).putBytes(new byte[] {4, 3, 2, 1});
  }

  public void testForBytes_null() {
    assertNullsThrowException(Funnels.byteArrayFunnel());
  }

  public void testForStrings() {
    PrimitiveSink primitiveSink = mock(PrimitiveSink.class);

    }

    def classMetaData(String name = 'org.gradle.Class') {
        ClassMetaData classMetaData = Mock()
        _ * classMetaData.className >> name
        return classMetaData
    }

    def classDoc(String name = 'org.gradle.Class') {
        ClassDoc doc = Mock()
        _ * doc.name >> name
        _ * doc.toString() >> "ClassDoc '$name'"
        return doc
    }

      };

  public void testSchedule() {
    MockExecutor mock = new MockExecutor();
    TestExecutor testExecutor = new TestExecutor(mock);

    @SuppressWarnings("unused") // https://errorprone.info/bugpattern/FutureReturnValueIgnored
    Future<?> possiblyIgnoredError = testExecutor.schedule(DO_NOTHING, 10, TimeUnit.MINUTES);
    mock.assertLastMethodCalled("scheduleRunnable", 10, TimeUnit.MINUTES);