Package samples.privatemocking

Examples of samples.privatemocking.PrivateMethodDemo

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        verifyPrivate(tested).invoke("doSayYear", 12, "test");
    }

    @Test
    public void expectationsWorkWhenSpyingOnPrivateMethodsUsingDoReturn() throws Exception {
        PrivateMethodDemo tested = spy(new PrivateMethodDemo());
        assertEquals("Hello Temp, you are 50 old.", tested.sayYear("Temp", 50));

        doReturn("another").when(tested, "doSayYear", 12, "test");

        assertEquals("Hello Johan, you are 29 old.", tested.sayYear("Johan", 29));
        assertEquals("another", tested.sayYear("test", 12));

        verifyPrivate(tested).invoke("doSayYear", 12, "test");
    }
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        verifyPrivate(tested).invoke("doSayYear", 12, "test");
    }

    @Test
    public void expectationsWorkWhenSpyingOnPrivateMethodsUsingDoReturnWhenMethodDoesntHaveAnyArguments() throws Exception {
        PrivateMethodDemo tested = spy(new PrivateMethodDemo());

        doReturn("another").when(tested, "sayIt");

        assertEquals("another", Whitebox.invokeMethod(tested, "sayIt"));
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        verifyPrivate(tested).invoke("sayIt");
    }

    @Test
    public void verifyPrivateMethodWhenNoExpectationForTheMethodHasBeenMade() throws Exception {
        PrivateMethodDemo tested = spy(new PrivateMethodDemo());

        assertEquals("Hello Johan, you are 29 old.", tested.sayYear("Johan", 29));

        verifyPrivate(tested).invoke("doSayYear", 29, "Johan");
    }
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        verifyPrivate(tested).invoke("doSayYear", 29, "Johan");
    }

    @Test
    public void expectationsWorkWithArgumentMatchersWhenSpyingOnPrivateMethods() throws Exception {
        PrivateMethodDemo tested = spy(new PrivateMethodDemo());
        assertEquals("Hello Temp, you are 50 old.", tested.sayYear("Temp", 50));

        when(tested, "doSayYear", Mockito.anyInt(), Mockito.anyString()).thenReturn("another");

        assertEquals("another", tested.sayYear("Johan", 29));
        assertEquals("another", tested.sayYear("test", 12));

        verifyPrivate(tested).invoke("doSayYear", 29, "Johan");
        verifyPrivate(tested).invoke("doSayYear", 12, "test");
        verifyPrivate(tested).invoke("doSayYear", 50, "Temp");
    }
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        verifyPrivate(tested).invoke("doSayYear", 50, "Temp");
    }

    @Test
    public void errorousVerificationOnPrivateMethodGivesFilteredErrorMessage() throws Exception {
        PrivateMethodDemo tested = spy(new PrivateMethodDemo());
        assertEquals("Hello Temp, you are 50 old.", tested.sayYear("Temp", 50));

        when(tested, "doSayYear", Mockito.anyInt(), Mockito.anyString()).thenReturn("another");

        assertEquals("another", tested.sayYear("Johan", 29));
        assertEquals("another", tested.sayYear("test", 12));

        try {
            verifyPrivate(tested, never()).invoke("doSayYear", 50, "Temp");
            fail("Should throw assertion error");
        } catch (MockitoAssertionError e) {
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        }
    }

    @Test(expected = ArrayStoreException.class)
    public void expectationsWorkWhenSpyingOnPrivateVoidMethods() throws Exception {
        PrivateMethodDemo tested = spy(new PrivateMethodDemo());

        tested.doObjectStuff(new Object());

        when(tested, "doObjectInternal", isA(Object.class)).thenThrow(new ArrayStoreException());

        tested.doObjectStuff(new Object());
    }
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        tested.doObjectStuff(new Object());
    }

    @Test
    public void answersWorkWhenSpyingOnPrivateVoidMethods() throws Exception {
        PrivateMethodDemo tested = spy(new PrivateMethodDemo());

        tested.doObjectStuff(new Object());

        when(tested, "doObjectInternal", isA(String.class)).thenAnswer(new Answer<Void>() {
            private static final long serialVersionUID = 20645008237481667L;

            public Void answer(InvocationOnMock invocation) throws Throwable {
                assertEquals("Testing", invocation.getArguments()[0]);
                return null;
            }
        });
        tested.doObjectStuff(new Object());
        tested.doObjectStuff("Testing");
    }
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    public void usingMultipleArgumentsOnPrivateMethodWorks() throws Exception {
        File file = mock(File.class);
        FileDataSource fileDataSource = mock(FileDataSource.class);
        StringReader expected = new StringReader("Some string");

        PrivateMethodDemo tested = mock(PrivateMethodDemo.class);
        doReturn(expected).when(tested, method(PrivateMethodDemo.class, "createReader", File.class, FileDataSource.class)).withArguments(file, fileDataSource);

        StringReader actual = Whitebox.invokeMethod(tested, "createReader", file, fileDataSource);

        assertSame(expected, actual);
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        }
    }

    @Test(expected = ArrayStoreException.class)
    public void expectationsWorkWhenSpyingOnPrivateVoidMethods() throws Exception {
        PrivateMethodDemo tested = spy(new PrivateMethodDemo());

        tested.doObjectStuff(new Object());

        when(tested, "doObjectInternal", isA(Object.class)).thenThrow(new ArrayStoreException());

        tested.doObjectStuff(new Object());
    }
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        verifyPrivate(tested).invoke("doSayYear", 12, "test");
    }

    @Test
    public void expectationsWorkWithArgumentMatchersWhenSpyingOnPrivateMethods() throws Exception {
        PrivateMethodDemo tested = spy(new PrivateMethodDemo());
        assertEquals("Hello Temp, you are 50 old.", tested.sayYear("Temp", 50));

        when(tested, "doSayYear", Mockito.anyInt(), Mockito.anyString()).thenReturn("another");

        assertEquals("another", tested.sayYear("Johan", 29));
        assertEquals("another", tested.sayYear("test", 12));

        verifyPrivate(tested).invoke("doSayYear", 29, "Johan");
        verifyPrivate(tested).invoke("doSayYear", 12, "test");
        verifyPrivate(tested).invoke("doSayYear", 50, "Temp");
    }
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Related Classes of samples.privatemocking.PrivateMethodDemo

  • org.powermock.modules.test.junit4.rule.objenesis.PrivateInstanceMockingTest
  • org.powermock.modules.test.junit4.rule.xstream.PrivateInstanceMockingTest
  • powermock.modules.test.mockito.junit4.agent.PrivateInstanceMockingTest
  • samples.junit4.privatemocking.PrivateMethodDemoTest
  • samples.powermockito.junit4.privatemocking.PrivateInstanceMockingTest
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