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How to use ExpectNewDemo class of samples.expectnew package

Best Powermock code snippet using samples.expectnew.ExpectNewDemo

Source:ExpectNewCases.java

...9import org.powermock.reflect.Whitebox;10import org.powermock.reflect.exceptions.ConstructorNotFoundException;11import samples.Service;12import samples.expectnew.CreationException;13import samples.expectnew.ExpectNewDemo;14import samples.expectnew.ExpectNewServiceUser;15import samples.expectnew.ITarget;16import samples.expectnew.Target;17import samples.expectnew.VarArgsConstructorDemo;18import samples.newmocking.MyClass;19public abstract class ExpectNewCases {20    public static final String TARGET_NAME = "MyTarget";21    public static final int TARGET_ID = 1;22    public static final String UNKNOWN_TARGET_NAME = "Unknown2";23    public static final int UNKNOWN_TARGET_ID = -11;24    @Test25    public void testNewWithCheckedException() throws Exception {26        ExpectNewDemo tested = new ExpectNewDemo();27        final String expectedFailMessage = "testing checked exception";28        PowerMock.expectNew(MyClass.class).andThrow(new IOException(expectedFailMessage));29        PowerMock.replay(MyClass.class);30        try {31            tested.throwExceptionAndWrapInRunTimeWhenInvoction();32            Assert.fail("Should throw a checked Exception!");33        } catch (RuntimeException e) {34            Assert.assertTrue(((e.getCause()) instanceof IOException));35            Assert.assertEquals(expectedFailMessage, e.getMessage());36        }37        PowerMock.verify(MyClass.class);38    }39    @Test40    public void testGetMessage() throws Exception {41        ExpectNewDemo tested = new ExpectNewDemo();42        MyClass myClassMock = PowerMock.createMock(MyClass.class);43        PowerMock.expectNew(MyClass.class).andReturn(myClassMock);44        String expected = "Hello altered World";45        expect(myClassMock.getMessage()).andReturn("Hello altered World");46        PowerMock.replay(myClassMock, MyClass.class);47        String actual = tested.getMessage();48        PowerMock.verify(myClassMock, MyClass.class);49        Assert.assertEquals("Expected and actual did not match", expected, actual);50    }51    @Test52    public void testGetMessageWithArgument() throws Exception {53        ExpectNewDemo tested = new ExpectNewDemo();54        MyClass myClassMock = PowerMock.createMock(MyClass.class);55        PowerMock.expectNew(MyClass.class).andReturn(myClassMock);56        String expected = "Hello altered World";57        expect(myClassMock.getMessage("test")).andReturn("Hello altered World");58        PowerMock.replay(myClassMock, MyClass.class);59        String actual = tested.getMessageWithArgument();60        PowerMock.verify(myClassMock, MyClass.class);61        Assert.assertEquals("Expected and actual did not match", expected, actual);62    }63    @Test64    public void testInvokeVoidMethod() throws Exception {65        ExpectNewDemo tested = new ExpectNewDemo();66        MyClass myClassMock = PowerMock.createMock(MyClass.class);67        PowerMock.expectNew(MyClass.class).andReturn(myClassMock);68        myClassMock.voidMethod();69        expectLastCall().times(1);70        PowerMock.replay(myClassMock, MyClass.class);71        tested.invokeVoidMethod();72        PowerMock.verify(myClassMock, MyClass.class);73    }74    @Test75    public void testNewWithRuntimeException() throws Exception {76        ExpectNewDemo tested = new ExpectNewDemo();77        final String expectedFailMessage = "testing";78        PowerMock.expectNew(MyClass.class).andThrow(new RuntimeException(expectedFailMessage));79        PowerMock.replay(MyClass.class);80        try {81            tested.throwExceptionWhenInvoction();82            Assert.fail("Should throw RuntimeException!");83        } catch (RuntimeException e) {84            Assert.assertEquals(expectedFailMessage, e.getMessage());85        }86        PowerMock.verify(MyClass.class);87    }88    @Test89    public void testPreviousProblemsWithByteCodeManipulation() throws Exception {90        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);91        expect(myClassMock1.getMessage()).andReturn("Hello");92        expect(myClassMock1.getMessage()).andReturn("World");93        PowerMock.replay(myClassMock1);94        Assert.assertEquals("Hello", myClassMock1.getMessage());95        Assert.assertEquals("World", myClassMock1.getMessage());96        PowerMock.verify(myClassMock1);97    }98    @Test99    public void testMultipleNew() throws Exception {100        ExpectNewDemo tested = new ExpectNewDemo();101        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);102        MyClass myClassMock2 = PowerMock.createMock(MyClass.class);103        PowerMock.expectNew(MyClass.class).andReturn(myClassMock1);104        PowerMock.expectNew(MyClass.class).andReturn(myClassMock2);105        expect(myClassMock1.getMessage()).andReturn("Hello ");106        expect(myClassMock2.getMessage()).andReturn("World");107        PowerMock.replay(myClassMock1, myClassMock2, MyClass.class);108        final String actual = tested.multipleNew();109        PowerMock.verify(myClassMock1, myClassMock2, MyClass.class);110        Assert.assertEquals("Hello World", actual);111    }112    @Test113    public void testSimpleMultipleNew() throws Exception {114        ExpectNewDemo tested = new ExpectNewDemo();115        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);116        PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).times(3);117        PowerMock.replay(myClassMock1, MyClass.class);118        tested.simpleMultipleNew();119        PowerMock.verify(myClassMock1, MyClass.class);120    }121    @Test122    public void testSimpleMultipleNew_tooManyTimesExpected() throws Exception {123        ExpectNewDemo tested = new ExpectNewDemo();124        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);125        PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).times(4);126        PowerMock.replay(myClassMock1, MyClass.class);127        tested.simpleMultipleNew();128        try {129            PowerMock.verify(myClassMock1, MyClass.class);130            Assert.fail("Should throw AssertionError.");131        } catch (AssertionError e) {132            Assert.assertEquals(("\n  Expectation failure on verify:" + "\n    samples.newmocking.MyClass(): expected: 4, actual: 3"), e.getMessage());133        }134    }135    @Test136    public void testSimpleMultipleNew_tooFewTimesExpected() throws Exception {137        ExpectNewDemo tested = new ExpectNewDemo();138        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);139        PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).times(2);140        PowerMock.replay(myClassMock1, MyClass.class);141        try {142            tested.simpleMultipleNew();143            Assert.fail("Should throw AssertionError.");144        } catch (AssertionError e) {145            Assert.assertEquals(("\n  Unexpected constructor call samples.newmocking.MyClass():" + "\n    samples.newmocking.MyClass(): expected: 2, actual: 3"), e.getMessage());146        }147    }148    /**149     * Verifies that the issue150     * http://code.google.com/p/powermock/issues/detail?id=10 is solved.151     */152    @Test153    public void testSimpleMultipleNewPrivate_tooFewTimesExpected() throws Exception {154        ExpectNewDemo tested = new ExpectNewDemo();155        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);156        PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).times(2);157        PowerMock.replay(myClassMock1, MyClass.class);158        try {159            Whitebox.invokeMethod(tested, "simpleMultipleNewPrivate");160            Assert.fail("Should throw AssertionError.");161        } catch (AssertionError e) {162            Assert.assertEquals(("\n  Unexpected constructor call samples.newmocking.MyClass():" + "\n    samples.newmocking.MyClass(): expected: 2, actual: 3"), e.getMessage());163        }164    }165    @Test166    public void testSimpleMultipleNewPrivate_ok() throws Exception {167        ExpectNewDemo tested = new ExpectNewDemo();168        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);169        PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).times(3);170        PowerMock.replay(myClassMock1, MyClass.class);171        Whitebox.invokeMethod(tested, "simpleMultipleNewPrivate");172    }173    @Test174    public void testSimpleSingleNew_withOnce() throws Exception {175        ExpectNewDemo tested = new ExpectNewDemo();176        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);177        PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).once();178        PowerMock.replay(myClassMock1, MyClass.class);179        tested.simpleSingleNew();180        PowerMock.verify(myClassMock1, MyClass.class);181    }182    @Test183    public void testSimpleSingleNew_withAtLeastOnce() throws Exception {184        ExpectNewDemo tested = new ExpectNewDemo();185        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);186        PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).atLeastOnce();187        PowerMock.replay(myClassMock1, MyClass.class);188        tested.simpleSingleNew();189        PowerMock.verify(myClassMock1, MyClass.class);190    }191    @Test192    public void testSimpleMultipleNew_withAtLeastOnce() throws Exception {193        ExpectNewDemo tested = new ExpectNewDemo();194        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);195        PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).atLeastOnce();196        PowerMock.replay(myClassMock1, MyClass.class);197        tested.simpleMultipleNew();198        PowerMock.verify(myClassMock1, MyClass.class);199    }200    @Test201    public void testSimpleMultipleNew_withRange_lowerBoundLessThan0() throws Exception {202        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);203        try {204            PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).times((-20), 2);205            Assert.fail("Should throw IllegalArgumentException.");206        } catch (IllegalArgumentException e) {207            Assert.assertEquals("minimum must be >= 0", e.getMessage());208        }209    }210    @Test211    public void testSimpleMultipleNew_withRange_upperBoundLessThan0() throws Exception {212        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);213        try {214            PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).times((-1), (-2));215            Assert.fail("Should throw IllegalArgumentException.");216        } catch (IllegalArgumentException e) {217            Assert.assertTrue(e.getMessage().contains("<="));218        }219    }220    @Test221    public void testSimpleMultipleNew_withRange_upperBoundLessThanLowerBound() throws Exception {222        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);223        try {224            PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).times(10, 2);225            Assert.fail("Should throw IllegalArgumentException.");226        } catch (IllegalArgumentException e) {227            Assert.assertTrue(e.getMessage().contains("<="));228        }229    }230    @Test231    public void testSimpleMultipleNew_withRange_OK() throws Exception {232        ExpectNewDemo tested = new ExpectNewDemo();233        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);234        PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).times(1, 5);235        PowerMock.replay(myClassMock1, MyClass.class);236        tested.simpleMultipleNew();237        PowerMock.verify(myClassMock1, MyClass.class);238    }239    @Test240    public void testSimpleMultipleNew_anyTimes() throws Exception {241        ExpectNewDemo tested = new ExpectNewDemo();242        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);243        PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).anyTimes();244        PowerMock.replay(myClassMock1, MyClass.class);245        tested.simpleMultipleNew();246        PowerMock.verify(myClassMock1, MyClass.class);247    }248    @Test249    public void testSimpleMultipleNew_withRange_notWithinRange() throws Exception {250        ExpectNewDemo tested = new ExpectNewDemo();251        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);252        PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).times(5, 7);253        PowerMock.replay(myClassMock1, MyClass.class);254        tested.simpleMultipleNew();255        try {256            PowerMock.verify(myClassMock1, MyClass.class);257            Assert.fail("Should throw AssertionError.");258        } catch (AssertionError e) {259            Assert.assertEquals(("\n  Expectation failure on verify:" + "\n    samples.newmocking.MyClass(): expected: between 5 and 7, actual: 3"), e.getMessage());260        }261    }262    @Test263    public void testAlternativeFlow() throws Exception {264        ExpectNewDemo tested = new ExpectNewDemo();265        PowerMock.expectNew(DataInputStream.class, new Object[]{ null }).andThrow(new RuntimeException("error"));266        PowerMock.replay(ExpectNewDemo.class, DataInputStream.class);267        InputStream stream = tested.alternativePath();268        PowerMock.verify(ExpectNewDemo.class, DataInputStream.class);269        Assert.assertNotNull("The returned inputstream should not be null.", stream);270        Assert.assertTrue("The returned inputstream should be an instance of ByteArrayInputStream.", (stream instanceof ByteArrayInputStream));271    }272    @Test273    public void testSimpleMultipleNewPrivate_tooManyTimesExpected() throws Exception {274        ExpectNewDemo tested = new ExpectNewDemo();275        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);276        PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).times(4);277        PowerMock.replay(myClassMock1, MyClass.class);278        try {279            Whitebox.invokeMethod(tested, "simpleMultipleNewPrivate");280            PowerMock.verify(myClassMock1, MyClass.class);281            Assert.fail("Should throw an exception!.");282        } catch (AssertionError e) {283            Assert.assertEquals(("\n  Expectation failure on verify:" + "\n    samples.newmocking.MyClass(): expected: 4, actual: 3"), e.getMessage());284        }285    }286    @Test287    public void testNewWithArguments() throws Exception {288        final int numberOfTimes = 2;289        final String expected = "used";290        ExpectNewDemo tested = new ExpectNewDemo();291        ExpectNewServiceUser expectNewServiceImplMock = PowerMock.createMock(ExpectNewServiceUser.class);292        Service serviceMock = PowerMock.createMock(Service.class);293        PowerMock.expectNew(ExpectNewServiceUser.class, serviceMock, numberOfTimes).andReturn(expectNewServiceImplMock);294        expect(expectNewServiceImplMock.useService()).andReturn(expected);295        PowerMock.replay(expectNewServiceImplMock, serviceMock, ExpectNewServiceUser.class);296        Assert.assertEquals(expected, tested.newWithArguments(serviceMock, numberOfTimes));297        PowerMock.verify(expectNewServiceImplMock, serviceMock, ExpectNewServiceUser.class);298    }299    @Test300    public void testNewWithVarArgs() throws Exception {301        final String firstString = "hello";302        final String secondString = "world";303        ExpectNewDemo tested = new ExpectNewDemo();304        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);305        PowerMock.expectNew(VarArgsConstructorDemo.class, firstString, secondString).andReturn(varArgsConstructorDemoMock);306        expect(varArgsConstructorDemoMock.getAllMessages()).andReturn(new String[]{ firstString, secondString });307        PowerMock.replay(VarArgsConstructorDemo.class, varArgsConstructorDemoMock);308        String[] varArgs = tested.newVarArgs(firstString, secondString);309        Assert.assertEquals(2, varArgs.length);310        Assert.assertEquals(firstString, varArgs[0]);311        Assert.assertEquals(secondString, varArgs[1]);312        PowerMock.verify(VarArgsConstructorDemo.class, varArgsConstructorDemoMock);313    }314    @Test315    public void testNewWhenTheExpectedConstructorIsNotFound() throws Exception {316        final Object object = new Object();317        try {318            PowerMock.expectNew(VarArgsConstructorDemo.class, object);319            Assert.fail("Should throw ConstructorNotFoundException!");320        } catch (ConstructorNotFoundException e) {321            Assert.assertEquals((((("No constructor found in class '" + (VarArgsConstructorDemo.class.getName())) + "' with parameter types: [ ") + (object.getClass().getName())) + " ]."), e.getMessage());322        }323    }324    @Test325    public void testNewWithVarArgsConstructorWhenOneArgumentIsOfASubType() throws Exception {326        ExpectNewDemo tested = new ExpectNewDemo();327        Service serviceMock = PowerMock.createMock(Service.class);328        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);329        final Service serviceSubTypeInstance = new Service() {330            public String getServiceMessage() {331                return "message";332            }333        };334        PowerMock.expectNew(VarArgsConstructorDemo.class, serviceSubTypeInstance, serviceMock).andReturn(varArgsConstructorDemoMock);335        expect(varArgsConstructorDemoMock.getAllServices()).andReturn(new Service[]{ serviceMock });336        PowerMock.replay(serviceMock, VarArgsConstructorDemo.class, varArgsConstructorDemoMock);337        Service[] varArgs = tested.newVarArgs(serviceSubTypeInstance, serviceMock);338        Assert.assertEquals(1, varArgs.length);339        Assert.assertSame(serviceMock, varArgs[0]);340        PowerMock.verify(serviceMock, VarArgsConstructorDemo.class, varArgsConstructorDemoMock);341    }342    @Test343    public void testNewWithArrayVarArgs() throws Exception {344        ExpectNewDemo tested = new ExpectNewDemo();345        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);346        final byte[] byteArrayOne = new byte[]{ 42 };347        final byte[] byteArrayTwo = new byte[]{ 17 };348        PowerMock.expectNew(VarArgsConstructorDemo.class, byteArrayOne, byteArrayTwo).andReturn(varArgsConstructorDemoMock);349        expect(varArgsConstructorDemoMock.getByteArrays()).andReturn(new byte[][]{ byteArrayOne });350        PowerMock.replay(VarArgsConstructorDemo.class, varArgsConstructorDemoMock);351        byte[][] varArgs = tested.newVarArgs(byteArrayOne, byteArrayTwo);352        Assert.assertEquals(1, varArgs.length);353        Assert.assertSame(byteArrayOne, varArgs[0]);354        PowerMock.verify(VarArgsConstructorDemo.class, varArgsConstructorDemoMock);355    }356    @Test357    public void testNewWithArrayVarArgsAndMatchers() throws Exception {358        ExpectNewDemo tested = new ExpectNewDemo();359        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);360        final byte[] byteArrayOne = new byte[]{ 42 };361        final byte[] byteArrayTwo = new byte[]{ 17 };362        PowerMock.expectNew(VarArgsConstructorDemo.class, aryEq(byteArrayOne), aryEq(byteArrayTwo)).andReturn(varArgsConstructorDemoMock);363        expect(varArgsConstructorDemoMock.getByteArrays()).andReturn(new byte[][]{ byteArrayOne });364        PowerMock.replay(VarArgsConstructorDemo.class, varArgsConstructorDemoMock);365        byte[][] varArgs = tested.newVarArgsWithMatchers();366        Assert.assertEquals(1, varArgs.length);367        Assert.assertSame(byteArrayOne, varArgs[0]);368        PowerMock.verify(VarArgsConstructorDemo.class, varArgsConstructorDemoMock);369    }370    @Test371    public void testNewWithArrayVarArgsWhenFirstArgumentIsNullAndSubseqentArgumentsAreNotNull() throws Exception {372        ExpectNewDemo tested = new ExpectNewDemo();373        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);374        final byte[] byteArrayOne = null;375        final byte[] byteArrayTwo = new byte[]{ 17 };376        PowerMock.expectNew(VarArgsConstructorDemo.class, byteArrayOne, byteArrayTwo).andReturn(varArgsConstructorDemoMock);377        expect(varArgsConstructorDemoMock.getByteArrays()).andReturn(new byte[][]{ byteArrayTwo });378        PowerMock.replay(VarArgsConstructorDemo.class, varArgsConstructorDemoMock);379        byte[][] varArgs = tested.newVarArgs(byteArrayOne, byteArrayTwo);380        Assert.assertEquals(1, varArgs.length);381        Assert.assertSame(byteArrayTwo, varArgs[0]);382        PowerMock.verify(VarArgsConstructorDemo.class, varArgsConstructorDemoMock);383    }384    @Test385    public void testNewWithArrayVarArgsWhenFirstArgumentIsNotNullButSubseqentArgumentsAreNull() throws Exception {386        ExpectNewDemo tested = new ExpectNewDemo();387        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);388        final byte[] byteArrayOne = new byte[]{ 42 };389        final byte[] byteArrayTwo = null;390        PowerMock.expectNew(VarArgsConstructorDemo.class, byteArrayOne, byteArrayTwo).andReturn(varArgsConstructorDemoMock);391        expect(varArgsConstructorDemoMock.getByteArrays()).andReturn(new byte[][]{ byteArrayOne });392        PowerMock.replay(VarArgsConstructorDemo.class, varArgsConstructorDemoMock);393        byte[][] varArgs = tested.newVarArgs(byteArrayOne, byteArrayTwo);394        Assert.assertEquals(1, varArgs.length);395        Assert.assertSame(byteArrayOne, varArgs[0]);396        PowerMock.verify(VarArgsConstructorDemo.class, varArgsConstructorDemoMock);397    }398    @Test399    public void testNewWithArrayVarArgsWhenFirstArgumentIsNullSecondArgumentIsNotNullAndThirdArgumentIsNull() throws Exception {400        ExpectNewDemo tested = new ExpectNewDemo();401        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);402        final byte[] byteArrayOne = null;403        final byte[] byteArrayTwo = new byte[]{ 42 };404        final byte[] byteArrayThree = null;405        PowerMock.expectNew(VarArgsConstructorDemo.class, byteArrayOne, byteArrayTwo, byteArrayThree).andReturn(varArgsConstructorDemoMock);406        expect(varArgsConstructorDemoMock.getByteArrays()).andReturn(new byte[][]{ byteArrayTwo });407        PowerMock.replay(VarArgsConstructorDemo.class, varArgsConstructorDemoMock);408        byte[][] varArgs = tested.newVarArgs(byteArrayOne, byteArrayTwo, byteArrayThree);409        Assert.assertEquals(1, varArgs.length);410        Assert.assertSame(byteArrayTwo, varArgs[0]);411        PowerMock.verify(VarArgsConstructorDemo.class, varArgsConstructorDemoMock);412    }413    @Test414    public void testNewWithArrayVarArgsWhenAllArgumentsAreNull() throws Exception {415        ExpectNewDemo tested = new ExpectNewDemo();416        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);417        final byte[] byteArrayOne = null;418        final byte[] byteArrayTwo = null;419        PowerMock.expectNew(VarArgsConstructorDemo.class, byteArrayOne, byteArrayTwo).andReturn(varArgsConstructorDemoMock);420        expect(varArgsConstructorDemoMock.getByteArrays()).andReturn(new byte[][]{ byteArrayTwo });421        PowerMock.replay(VarArgsConstructorDemo.class, varArgsConstructorDemoMock);422        byte[][] varArgs = tested.newVarArgs(byteArrayOne, byteArrayTwo);423        Assert.assertEquals(1, varArgs.length);424        Assert.assertSame(byteArrayTwo, varArgs[0]);425        PowerMock.verify(VarArgsConstructorDemo.class, varArgsConstructorDemoMock);426    }427    @Test428    public void testNewWithWrongArgument() throws Exception {429        final int numberOfTimes = 2;430        final String expected = "used";431        ExpectNewDemo tested = new ExpectNewDemo();432        ExpectNewServiceUser expectNewServiceImplMock = PowerMock.createMock(ExpectNewServiceUser.class);433        Service serviceMock = PowerMock.createMock(Service.class);434        PowerMock.expectNew(ExpectNewServiceUser.class, serviceMock, numberOfTimes).andReturn(expectNewServiceImplMock);435        expect(expectNewServiceImplMock.useService()).andReturn(expected);436        PowerMock.replay(expectNewServiceImplMock, serviceMock, ExpectNewServiceUser.class);437        try {438            Assert.assertEquals(expected, tested.newWithWrongArguments(serviceMock, numberOfTimes));439            PowerMock.verify(expectNewServiceImplMock, serviceMock, ExpectNewServiceUser.class);440            Assert.fail("Should throw AssertionError!");441        } catch (AssertionError e) {442            Assert.assertEquals(("\n  Unexpected constructor call samples.expectnew.ExpectNewServiceUser(EasyMock for interface samples.Service, 4 (int)):" + "\n    samples.expectnew.ExpectNewServiceUser(EasyMock for interface samples.Service, 2 (int)): expected: 1, actual: 0"), e.getMessage());443        }444    }445    @Test446    public void testExpectNewButNoNewCallWasMade() throws Exception {447        ExpectNewDemo tested = new ExpectNewDemo();448        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);449        PowerMock.expectNew(MyClass.class).andReturn(myClassMock1).once();450        PowerMock.replay(myClassMock1, MyClass.class);451        try {452            tested.makeDate();453            PowerMock.verify(myClassMock1, MyClass.class);454            Assert.fail("Should throw AssertionError!");455        } catch (AssertionError e) {456            Assert.assertTrue(e.getMessage().contains(((MyClass.class.getName()) + "(): expected: 1, actual: 0")));457        }458    }459    @Test460    public void canDefineSeveralMockResultForNew() throws Exception {461        final Target expectedTarget = new Target(ExpectNewCases.UNKNOWN_TARGET_NAME, ExpectNewCases.UNKNOWN_TARGET_ID);462        PowerMock.expectNew(Target.class, ExpectNewCases.TARGET_NAME, ExpectNewCases.TARGET_ID).andThrow(new CreationException());463        PowerMock.expectNew(Target.class, "Unknown", (-1)).andReturn(expectedTarget);464        PowerMock.replay(Target.class);465        Target actualTarget = new ExpectNewDemo().createTarget(new ITarget() {466            @Override467            public int getId() {468                return ExpectNewCases.TARGET_ID;469            }470            @Override471            public String getName() {472                return ExpectNewCases.TARGET_NAME;473            }474        });475        assertThat(actualTarget).isEqualToComparingFieldByField(expectedTarget);476    }477}...

Source:ExpectNewDemoUsingThePrepareEverythingAnnotationTest.java

...26import org.powermock.modules.junit4.PowerMockRunner;27import org.powermock.reflect.Whitebox;28import org.powermock.reflect.exceptions.ConstructorNotFoundException;29import samples.Service;30import samples.expectnew.ExpectNewDemo;31import samples.expectnew.ExpectNewServiceUser;32import samples.expectnew.VarArgsConstructorDemo;33import samples.newmocking.MyClass;34/**35 * Test class to demonstrate new instance mocking using expectNew(..) with the36 * {@link PrepareEverythingForTest} annotation and replayAll and verifyAll.37 */38@RunWith(PowerMockRunner.class)39@PrepareEverythingForTest40public class ExpectNewDemoUsingThePrepareEverythingAnnotationTest {41    @Test42    public void testNewWithCheckedException() throws Exception {43        ExpectNewDemo tested = new ExpectNewDemo();44        final String expectedFailMessage = "testing checked exception";45        expectNew(MyClass.class).andThrow(new IOException(expectedFailMessage));46        replayAll();47        try {48            tested.throwExceptionAndWrapInRunTimeWhenInvoction();49            Assert.fail("Should throw a checked Exception!");50        } catch (RuntimeException e) {51            Assert.assertTrue(((e.getCause()) instanceof IOException));52            Assert.assertEquals(expectedFailMessage, e.getMessage());53        }54        verifyAll();55    }56    @PrepareEverythingForTest57    @Test58    public void testGetMessage() throws Exception {59        ExpectNewDemo tested = new ExpectNewDemo();60        MyClass myClassMock = PowerMock.createMock(MyClass.class);61        expectNew(MyClass.class).andReturn(myClassMock);62        String expected = "Hello altered World";63        expect(myClassMock.getMessage()).andReturn("Hello altered World");64        replayAll();65        String actual = tested.getMessage();66        verifyAll();67        Assert.assertEquals("Expected and actual did not match", expected, actual);68    }69    @Test70    public void testGetMessageWithArgument() throws Exception {71        ExpectNewDemo tested = new ExpectNewDemo();72        MyClass myClassMock = PowerMock.createMock(MyClass.class);73        expectNew(MyClass.class).andReturn(myClassMock);74        String expected = "Hello altered World";75        expect(myClassMock.getMessage("test")).andReturn("Hello altered World");76        replayAll();77        String actual = tested.getMessageWithArgument();78        verifyAll();79        Assert.assertEquals("Expected and actual did not match", expected, actual);80    }81    @Test82    public void testInvokeVoidMethod() throws Exception {83        ExpectNewDemo tested = new ExpectNewDemo();84        MyClass myClassMock = PowerMock.createMock(MyClass.class);85        expectNew(MyClass.class).andReturn(myClassMock);86        myClassMock.voidMethod();87        expectLastCall().times(1);88        replayAll();89        tested.invokeVoidMethod();90        verifyAll();91    }92    @Test93    public void testNewWithRuntimeException() throws Exception {94        ExpectNewDemo tested = new ExpectNewDemo();95        final String expectedFailMessage = "testing";96        expectNew(MyClass.class).andThrow(new RuntimeException(expectedFailMessage));97        replayAll();98        try {99            tested.throwExceptionWhenInvoction();100            Assert.fail("Should throw RuntimeException!");101        } catch (RuntimeException e) {102            Assert.assertEquals(expectedFailMessage, e.getMessage());103        }104        verifyAll();105    }106    @Test107    public void testPreviousProblemsWithByteCodeManipulation() throws Exception {108        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);109        expect(myClassMock1.getMessage()).andReturn("Hello");110        expect(myClassMock1.getMessage()).andReturn("World");111        replayAll();112        Assert.assertEquals("Hello", myClassMock1.getMessage());113        Assert.assertEquals("World", myClassMock1.getMessage());114        verifyAll();115    }116    @Test117    public void testMultipleNew() throws Exception {118        ExpectNewDemo tested = new ExpectNewDemo();119        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);120        MyClass myClassMock2 = PowerMock.createMock(MyClass.class);121        expectNew(MyClass.class).andReturn(myClassMock1);122        expectNew(MyClass.class).andReturn(myClassMock2);123        expect(myClassMock1.getMessage()).andReturn("Hello ");124        expect(myClassMock2.getMessage()).andReturn("World");125        replayAll();126        final String actual = tested.multipleNew();127        verifyAll();128        Assert.assertEquals("Hello World", actual);129    }130    @Test131    public void testSimpleMultipleNew() throws Exception {132        ExpectNewDemo tested = new ExpectNewDemo();133        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);134        expectNew(MyClass.class).andReturn(myClassMock1).times(3);135        replayAll();136        tested.simpleMultipleNew();137        verifyAll();138    }139    @Test140    public void testSimpleMultipleNew_tooManyTimesExpected() throws Exception {141        ExpectNewDemo tested = new ExpectNewDemo();142        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);143        expectNew(MyClass.class).andReturn(myClassMock1).times(4);144        replayAll();145        tested.simpleMultipleNew();146        try {147            verifyAll();148            Assert.fail("Should throw AssertionError.");149        } catch (AssertionError e) {150            Assert.assertEquals(("\n  Expectation failure on verify:" + "\n    samples.newmocking.MyClass(): expected: 4, actual: 3"), e.getMessage());151        }152    }153    @Test154    public void testSimpleMultipleNew_tooFewTimesExpected() throws Exception {155        ExpectNewDemo tested = new ExpectNewDemo();156        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);157        expectNew(MyClass.class).andReturn(myClassMock1).times(2);158        replayAll();159        try {160            tested.simpleMultipleNew();161            Assert.fail("Should throw AssertionError.");162        } catch (AssertionError e) {163            Assert.assertEquals(("\n  Unexpected constructor call samples.newmocking.MyClass():" + "\n    samples.newmocking.MyClass(): expected: 2, actual: 3"), e.getMessage());164        }165    }166    /**167     * Verifies that the issue168     * http://code.google.com/p/powermock/issues/detail?id=10 is solved.169     */170    @Test171    public void testSimpleMultipleNewPrivate_tooFewTimesExpected() throws Exception {172        ExpectNewDemo tested = new ExpectNewDemo();173        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);174        expectNew(MyClass.class).andReturn(myClassMock1).times(2);175        replayAll();176        try {177            Whitebox.invokeMethod(tested, "simpleMultipleNewPrivate");178            Assert.fail("Should throw AssertionError.");179        } catch (AssertionError e) {180            Assert.assertEquals(("\n  Unexpected constructor call samples.newmocking.MyClass():" + "\n    samples.newmocking.MyClass(): expected: 2, actual: 3"), e.getMessage());181        }182    }183    @Test184    public void testSimpleMultipleNewPrivate_ok() throws Exception {185        ExpectNewDemo tested = new ExpectNewDemo();186        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);187        expectNew(MyClass.class).andReturn(myClassMock1).times(3);188        replayAll();189        Whitebox.invokeMethod(tested, "simpleMultipleNewPrivate");190    }191    @Test192    public void testSimpleSingleNew_withOnce() throws Exception {193        ExpectNewDemo tested = new ExpectNewDemo();194        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);195        expectNew(MyClass.class).andReturn(myClassMock1).once();196        replayAll();197        tested.simpleSingleNew();198        verifyAll();199    }200    @Test201    public void testSimpleSingleNew_withAtLeastOnce() throws Exception {202        ExpectNewDemo tested = new ExpectNewDemo();203        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);204        expectNew(MyClass.class).andReturn(myClassMock1).atLeastOnce();205        replayAll();206        tested.simpleSingleNew();207        verifyAll();208    }209    @Test210    public void testSimpleMultipleNew_withAtLeastOnce() throws Exception {211        ExpectNewDemo tested = new ExpectNewDemo();212        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);213        expectNew(MyClass.class).andReturn(myClassMock1).atLeastOnce();214        replayAll();215        tested.simpleMultipleNew();216        verifyAll();217    }218    @Test219    public void testSimpleMultipleNew_withRange_lowerBoundLessThan0() throws Exception {220        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);221        try {222            expectNew(MyClass.class).andReturn(myClassMock1).times((-20), 2);223            Assert.fail("Should throw IllegalArgumentException.");224        } catch (IllegalArgumentException e) {225            Assert.assertEquals("minimum must be >= 0", e.getMessage());226        }227    }228    @Test229    public void testSimpleMultipleNew_withRange_upperBoundLessThan0() throws Exception {230        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);231        try {232            expectNew(MyClass.class).andReturn(myClassMock1).times((-1), (-2));233            Assert.fail("Should throw IllegalArgumentException.");234        } catch (IllegalArgumentException e) {235            Assert.assertTrue(e.getMessage().contains("<="));236        }237    }238    @Test239    public void testSimpleMultipleNew_withRange_upperBoundLessThanLowerBound() throws Exception {240        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);241        try {242            expectNew(MyClass.class).andReturn(myClassMock1).times(10, 2);243            Assert.fail("Should throw IllegalArgumentException.");244        } catch (IllegalArgumentException e) {245            Assert.assertTrue(e.getMessage().contains("<="));246        }247    }248    @Test249    public void testSimpleMultipleNew_withRange_OK() throws Exception {250        ExpectNewDemo tested = new ExpectNewDemo();251        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);252        expectNew(MyClass.class).andReturn(myClassMock1).times(1, 5);253        replayAll();254        tested.simpleMultipleNew();255        verifyAll();256    }257    @Test258    public void testSimpleMultipleNew_anyTimes() throws Exception {259        ExpectNewDemo tested = new ExpectNewDemo();260        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);261        expectNew(MyClass.class).andReturn(myClassMock1).anyTimes();262        replayAll();263        tested.simpleMultipleNew();264        verifyAll();265    }266    @Test267    public void testSimpleMultipleNew_withRange_notWithinRange() throws Exception {268        ExpectNewDemo tested = new ExpectNewDemo();269        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);270        expectNew(MyClass.class).andReturn(myClassMock1).times(5, 7);271        replayAll();272        tested.simpleMultipleNew();273        try {274            verifyAll();275            Assert.fail("Should throw AssertionError.");276        } catch (AssertionError e) {277            Assert.assertEquals(("\n  Expectation failure on verify:" + "\n    samples.newmocking.MyClass(): expected: between 5 and 7, actual: 3"), e.getMessage());278        }279    }280    @Test281    public void testAlternativeFlow() throws Exception {282        ExpectNewDemo tested = new ExpectNewDemo();283        expectNew(DataInputStream.class, new Object[]{ null }).andThrow(new RuntimeException("error"));284        replayAll();285        InputStream stream = tested.alternativePath();286        verifyAll();287        Assert.assertNotNull("The returned inputstream should not be null.", stream);288        Assert.assertTrue("The returned inputstream should be an instance of ByteArrayInputStream.", (stream instanceof ByteArrayInputStream));289    }290    @Test291    public void testSimpleMultipleNewPrivate_tooManyTimesExpected() throws Exception {292        ExpectNewDemo tested = new ExpectNewDemo();293        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);294        expectNew(MyClass.class).andReturn(myClassMock1).times(4);295        replayAll();296        try {297            Whitebox.invokeMethod(tested, "simpleMultipleNewPrivate");298            verifyAll();299            Assert.fail("Should throw an exception!.");300        } catch (AssertionError e) {301            Assert.assertEquals(("\n  Expectation failure on verify:" + "\n    samples.newmocking.MyClass(): expected: 4, actual: 3"), e.getMessage());302        }303    }304    @Test305    public void testNewWithArguments() throws Exception {306        final int numberOfTimes = 2;307        final String expected = "used";308        ExpectNewDemo tested = new ExpectNewDemo();309        ExpectNewServiceUser expectNewServiceImplMock = PowerMock.createMock(ExpectNewServiceUser.class);310        Service serviceMock = PowerMock.createMock(Service.class);311        expectNew(ExpectNewServiceUser.class, serviceMock, numberOfTimes).andReturn(expectNewServiceImplMock);312        expect(expectNewServiceImplMock.useService()).andReturn(expected);313        replayAll();314        Assert.assertEquals(expected, tested.newWithArguments(serviceMock, numberOfTimes));315        verifyAll();316    }317    @Test318    public void testNewWithVarArgs() throws Exception {319        final String firstString = "hello";320        final String secondString = "world";321        ExpectNewDemo tested = new ExpectNewDemo();322        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);323        expectNew(VarArgsConstructorDemo.class, firstString, secondString).andReturn(varArgsConstructorDemoMock);324        expect(varArgsConstructorDemoMock.getAllMessages()).andReturn(new String[]{ firstString, secondString });325        replayAll();326        String[] varArgs = tested.newVarArgs(firstString, secondString);327        Assert.assertEquals(2, varArgs.length);328        Assert.assertEquals(firstString, varArgs[0]);329        Assert.assertEquals(secondString, varArgs[1]);330        verifyAll();331    }332    @Test333    public void testNewWhenTheExpectedConstructorIsNotFound() throws Exception {334        final Object object = new Object();335        try {336            expectNew(VarArgsConstructorDemo.class, object);337            Assert.fail("Should throw ConstructorNotFoundException!");338        } catch (ConstructorNotFoundException e) {339            Assert.assertEquals((((("No constructor found in class '" + (VarArgsConstructorDemo.class.getName())) + "' with parameter types: [ ") + (object.getClass().getName())) + " ]."), e.getMessage());340        }341    }342    @Test343    public void testNewWithVarArgsConstructorWhenOneArgumentIsOfASubType() throws Exception {344        ExpectNewDemo tested = new ExpectNewDemo();345        Service serviceMock = PowerMock.createMock(Service.class);346        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);347        final Service serviceSubTypeInstance = new Service() {348            @Override349            public String getServiceMessage() {350                return "message";351            }352        };353        expectNew(VarArgsConstructorDemo.class, serviceSubTypeInstance, serviceMock).andReturn(varArgsConstructorDemoMock);354        expect(varArgsConstructorDemoMock.getAllServices()).andReturn(new Service[]{ serviceMock });355        replayAll();356        Service[] varArgs = tested.newVarArgs(serviceSubTypeInstance, serviceMock);357        Assert.assertEquals(1, varArgs.length);358        Assert.assertSame(serviceMock, varArgs[0]);359        verifyAll();360    }361    @Test362    public void testNewWithArrayVarArgs() throws Exception {363        ExpectNewDemo tested = new ExpectNewDemo();364        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);365        final byte[] byteArrayOne = new byte[]{ 42 };366        final byte[] byteArrayTwo = new byte[]{ 17 };367        expectNew(VarArgsConstructorDemo.class, byteArrayOne, byteArrayTwo).andReturn(varArgsConstructorDemoMock);368        expect(varArgsConstructorDemoMock.getByteArrays()).andReturn(new byte[][]{ byteArrayOne });369        replayAll();370        byte[][] varArgs = tested.newVarArgs(byteArrayOne, byteArrayTwo);371        Assert.assertEquals(1, varArgs.length);372        Assert.assertSame(byteArrayOne, varArgs[0]);373        verifyAll();374    }375    @Test376    public void testNewWithArrayVarArgsAndMatchers() throws Exception {377        ExpectNewDemo tested = new ExpectNewDemo();378        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);379        final byte[] byteArrayOne = new byte[]{ 42 };380        final byte[] byteArrayTwo = new byte[]{ 17 };381        expectNew(VarArgsConstructorDemo.class, aryEq(byteArrayOne), aryEq(byteArrayTwo)).andReturn(varArgsConstructorDemoMock);382        expect(varArgsConstructorDemoMock.getByteArrays()).andReturn(new byte[][]{ byteArrayOne });383        replayAll();384        byte[][] varArgs = tested.newVarArgsWithMatchers();385        Assert.assertEquals(1, varArgs.length);386        Assert.assertSame(byteArrayOne, varArgs[0]);387        verifyAll();388    }389    @Test390    public void testNewWithArrayVarArgsWhenFirstArgumentIsNullAndSubseqentArgumentsAreNotNull() throws Exception {391        ExpectNewDemo tested = new ExpectNewDemo();392        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);393        final byte[] byteArrayOne = null;394        final byte[] byteArrayTwo = new byte[]{ 17 };395        expectNew(VarArgsConstructorDemo.class, byteArrayOne, byteArrayTwo).andReturn(varArgsConstructorDemoMock);396        expect(varArgsConstructorDemoMock.getByteArrays()).andReturn(new byte[][]{ byteArrayTwo });397        replayAll();398        byte[][] varArgs = tested.newVarArgs(byteArrayOne, byteArrayTwo);399        Assert.assertEquals(1, varArgs.length);400        Assert.assertSame(byteArrayTwo, varArgs[0]);401        verifyAll();402    }403    @Test404    public void testNewWithArrayVarArgsWhenFirstArgumentIsNotNullButSubseqentArgumentsAreNull() throws Exception {405        ExpectNewDemo tested = new ExpectNewDemo();406        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);407        final byte[] byteArrayOne = new byte[]{ 42 };408        final byte[] byteArrayTwo = null;409        expectNew(VarArgsConstructorDemo.class, byteArrayOne, byteArrayTwo).andReturn(varArgsConstructorDemoMock);410        expect(varArgsConstructorDemoMock.getByteArrays()).andReturn(new byte[][]{ byteArrayOne });411        replayAll();412        byte[][] varArgs = tested.newVarArgs(byteArrayOne, byteArrayTwo);413        Assert.assertEquals(1, varArgs.length);414        Assert.assertSame(byteArrayOne, varArgs[0]);415        verifyAll();416    }417    @Test418    public void testNewWithArrayVarArgsWhenFirstArgumentIsNullSecondArgumentIsNotNullAndThirdArgumentIsNull() throws Exception {419        ExpectNewDemo tested = new ExpectNewDemo();420        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);421        final byte[] byteArrayOne = null;422        final byte[] byteArrayTwo = new byte[]{ 42 };423        final byte[] byteArrayThree = null;424        expectNew(VarArgsConstructorDemo.class, byteArrayOne, byteArrayTwo, byteArrayThree).andReturn(varArgsConstructorDemoMock);425        expect(varArgsConstructorDemoMock.getByteArrays()).andReturn(new byte[][]{ byteArrayTwo });426        replayAll();427        byte[][] varArgs = tested.newVarArgs(byteArrayOne, byteArrayTwo, byteArrayThree);428        Assert.assertEquals(1, varArgs.length);429        Assert.assertSame(byteArrayTwo, varArgs[0]);430        verifyAll();431    }432    @Test433    public void testNewWithArrayVarArgsWhenAllArgumentsAreNull() throws Exception {434        ExpectNewDemo tested = new ExpectNewDemo();435        VarArgsConstructorDemo varArgsConstructorDemoMock = PowerMock.createMock(VarArgsConstructorDemo.class);436        final byte[] byteArrayOne = null;437        final byte[] byteArrayTwo = null;438        expectNew(VarArgsConstructorDemo.class, byteArrayOne, byteArrayTwo).andReturn(varArgsConstructorDemoMock);439        expect(varArgsConstructorDemoMock.getByteArrays()).andReturn(new byte[][]{ byteArrayTwo });440        replayAll();441        byte[][] varArgs = tested.newVarArgs(byteArrayOne, byteArrayTwo);442        Assert.assertEquals(1, varArgs.length);443        Assert.assertSame(byteArrayTwo, varArgs[0]);444        verifyAll();445    }446    @Test447    public void testNewWithWrongArgument() throws Exception {448        final int numberOfTimes = 2;449        final String expected = "used";450        ExpectNewDemo tested = new ExpectNewDemo();451        ExpectNewServiceUser expectNewServiceImplMock = PowerMock.createMock(ExpectNewServiceUser.class);452        Service serviceMock = PowerMock.createMock(Service.class);453        expectNew(ExpectNewServiceUser.class, serviceMock, numberOfTimes).andReturn(expectNewServiceImplMock);454        expect(expectNewServiceImplMock.useService()).andReturn(expected);455        replayAll();456        try {457            Assert.assertEquals(expected, tested.newWithWrongArguments(serviceMock, numberOfTimes));458            verifyAll();459            Assert.fail("Should throw AssertionError!");460        } catch (AssertionError e) {461            Assert.assertEquals(("\n  Unexpected constructor call samples.expectnew.ExpectNewServiceUser(EasyMock for interface samples.Service, 4 (int)):" + "\n    samples.expectnew.ExpectNewServiceUser(EasyMock for interface samples.Service, 2 (int)): expected: 1, actual: 0"), e.getMessage());462        }463    }464    @Test465    public void testExpectNewButNoNewCallWasMade() throws Exception {466        ExpectNewDemo tested = new ExpectNewDemo();467        MyClass myClassMock1 = PowerMock.createMock(MyClass.class);468        expectNew(MyClass.class).andReturn(myClassMock1).once();469        replayAll();470        try {471            tested.makeDate();472            verifyAll();473            Assert.fail("Should throw AssertionError!");474        } catch (AssertionError e) {475            Assert.assertTrue(e.getMessage().contains(((MyClass.class.getName()) + "(): expected: 1, actual: 0")));476        }477    }478}...

ExpectNewDemo

Using AI Code Generation

1package samples.expectnew;2import org.easymock.EasyMock;3import org.easymock.EasyMockSupport;4import org.junit.Test;5public class ExpectNewDemoTest extends EasyMockSupport {6    public void test() {7        ExpectNewDemo mock = createMock(ExpectNewDemo.class);8        expectNew(ExpectNewDemo.class).andReturn(mock);9        replayAll();10        ExpectNewDemo demo = new ExpectNewDemo();11        verifyAll();12    }13}14package samples.expectnew;15public class ExpectNewDemo {16    public ExpectNewDemo() {17        System.out.println("ExpectNewDemo Constructor");18    }19}

ExpectNewDemo

Using AI Code Generation

1package samples.expectnew;2import org.easymock.EasyMock;3import org.easymock.IMocksControl;4public class ExpectNewDemo {5    public static void main(String[] args) {6        IMocksControl control = EasyMock.createControl();7        ExpectNewDemo obj = control.createMock(ExpectNewDemo.class);8        obj.method1();9        EasyMock.expectNew(ExpectNewDemo.class).andReturn(obj);10        control.replay();11        ExpectNewDemo obj1 = new ExpectNewDemo();12        control.verify();13    }14    public void method1() {15        System.out.println("method1");16    }17}18package samples.expectnew;19import org.easymock.EasyMock;20import org.easymock.IMocksControl;21public class ExpectNewDemo {22    public static void main(String[] args) {23        IMocksControl control = EasyMock.createControl();24        ExpectNewDemo obj = control.createMock(ExpectNewDemo.class);25        obj.method1();26        EasyMock.expectNew(ExpectNewDemo.class).andReturn(obj);27        control.replay();28        ExpectNewDemo obj1 = new ExpectNewDemo();29        control.verify();30    }31    public void method1() {32        System.out.println("method1");33    }34}35package samples.expectnew;36import org.easymock.EasyMock;37import org.easymock.IMocksControl;38public class ExpectNewDemo {39    public static void main(String[] args) {40        IMocksControl control = EasyMock.createControl();41        ExpectNewDemo obj = control.createMock(ExpectNewDemo.class);42        obj.method1();43        EasyMock.expectNew(ExpectNewDemo.class).andReturn(obj);44        control.replay();45        ExpectNewDemo obj1 = new ExpectNewDemo();46        control.verify();47    }48    public void method1() {49        System.out.println("method1");50    }51}52package samples.expectnew;53import org.easymock.EasyMock;54import org.easymock.IMocksControl;55public class ExpectNewDemo {56    public static void main(String[] args) {57        IMocksControl control = EasyMock.createControl();

ExpectNewDemo

Using AI Code Generation

1package com.expectnew;2import org.easymock.EasyMock;3import org.easymock.EasyMockSupport;4import org.junit.Test;5public class ExpectNewDemoTest extends EasyMockSupport {6	public void testExpectNew() {7		NewClassDemo mock = createMock(NewClassDemo.class);8		EasyMock.expectNew(NewClassDemo.class).andReturn(mock);9		replayAll();10		ExpectNewDemo expectNewDemo = new ExpectNewDemo();11		expectNewDemo.test();12		verifyAll();13	}14}15package com.expectnew;16public class NewClassDemo {17	public NewClassDemo() {18		System.out.println("NewClassDemo constructor called");19	}20}21package com.expectnew;22public class ExpectNewDemo {23	public void test() {24		NewClassDemo newClassDemo = new NewClassDemo();25	}26}27Related posts: EasyMock: How to use createNiceMock() method? EasyMock: How to use createMockBuilder() method? EasyMock: How to use createNiceControl() method? EasyMock: How to use createControl() method? EasyMock: How to use createMock() method? EasyMock: How to use createMockBuilder() method? EasyMock: How to use createControl() method? EasyMock: How to use createNiceControl() method? EasyMock: How to use createMock() method? EasyMock: How to use createNiceMock() method? EasyMock: How to use createMockBuilder() method? EasyMock: How to use createControl() method? EasyMock: How to use createNiceControl() method? EasyMock: How to use createMock() method? EasyMock: How to use createNiceMock() method? EasyMock: How to use createMockBuilder() method? EasyMock: How to use createControl() method? EasyMock: How to use createNiceControl() method? EasyMock: How to use createMock() method? EasyMock: How to use createNiceMock() method? EasyMock: How to use createMockBuilder

ExpectNewDemo

Using AI Code Generation

1package samples.expectnew;2import org.easymock.*;3import org.easymock.classextension.*;4import org.junit.*;5import static org.junit.Assert.*;6import static org.easymock.EasyMock.*;7public class ExpectNewDemoTest {8    public void testExpectNew() {9        MocksControl control = MocksControl.createControl();10        ExpectNewDemo mock = control.createMock(ExpectNewDemo.class);11        expectNew(ExpectNewDemo.class, "Hello").andReturn(mock);12        control.replay();13        ExpectNewDemo demo = new ExpectNewDemo("Hello");14        assertSame(mock, demo);15        control.verify();16    }17}18The method createMock() is used to create a mock object of the class ExpectNewDemo. The method expectNew() is used to specify the class whose constructor is to be called and the arguments to be passed to the constructor. The method expectNew() returns an instance of the class ExpectNewDemo which is then passed to the method

ExpectNewDemo

Using AI Code Generation

1import samples.expectnew.ExpectNewDemo;2import samples.expectnew.ExpectNewDemo;3public class ExpectNewDemoTest {4    public static void main(String[] args) {5        ExpectNewDemo expectNewDemo = new ExpectNewDemo();6        expectNewDemo.doSomething();7    }8}9java -javaagent:mockito-core-1.9.5.jar -cp .;mockito-core-1.9.5.jar ExpectNewDemoTest10    at ExpectNewDemo.doSomething(ExpectNewDemo.java:10)11    at ExpectNewDemoTest.main(ExpectNewDemoTest.java:8)12import samples.expectnew.ExpectNewDemo;13import samples.expectnew.ExpectNewDemo;14import org.mockito.Mock;15import org.mockito.MockitoAnnotations;16import org.mockito.internal.util.reflection.Whitebox;17import org.mockito.junit.MockitoJUnitRunner;18import org.junit.runner.RunWith;19import org.junit.Before;20import org.junit.Test;21import org.mockito.InjectMocks;22import org.mockito.Mock;23import org.mockito.MockitoAnnotations;24import org.mockito.internal.util.reflection.Whitebox;25import org.mockito.junit.MockitoJUnitRunner;26import org.junit.runner.RunWith;27import org.junit.Before;28import org.junit.Test;29import org.mockito.InjectMocks;30import org.mockito.Mock;31import org.mockito.MockitoAnnotations;32import org.mockito.internal.util.reflection.Whitebox;33import org.mockito.junit.MockitoJUnitRunner;34import org.junit.runner.RunWith;35import org.junit.Before;36import org.junit.Test;37import org.mockito.InjectMocks;38import org.mockito.Mock;39import org.mockito.MockitoAnnotations;40import org.mockito.internal.util.reflection.Whitebox;41import org.mockito.junit.MockitoJUnitRunner;42import org.junit.runner.RunWith;43import org.junit.Before;44import org.junit.Test;45import org.mockito.InjectMocks;46import org.mockito.Mock;47import org.mockito.MockitoAnnotations;48import org.mockito.internal.util.reflection.Whitebox;49import org.mockito.junit.MockitoJUnitRunner;50import org.junit.runner.RunWith;51import org.junit.Before;52import org.junit.Test;53import org.mockito.InjectMocks;54import org.mockito.Mock;55import org.mockito.MockitoAnnotations;56import org.mockito.internal.util.reflection.Whitebox;57import org.mockito.junit

ExpectNewDemo

Using AI Code Generation

1package samples.expectnew;2import org.easymock.EasyMock;3import org.easymock.EasyMockSupport;4public class ExpectNewDemoTest extends EasyMockSupport {5    public void test() {6        Object object = createMock(Object.class);7        expectNew(Object.class).andReturn(object);8        replayAll();9        Object object2 = new Object();10        verifyAll();11    }12}131. Example of EasyMock expectNew() method of EasyMockSupport class. 2. Example of EasyMock expectNew() method of EasyMockSupport class. 3. Example of EasyMock expectNew() method of EasyMockSupport class. 4. Example of EasyMock expectNew() method of EasyMockSupport class. 5. Example of EasyMock expectNew() method of EasyMockSupport class. 6. Example of EasyMock expectNew() method of EasyMockSupport class. 7. Example of EasyMock expectNew() method of EasyMockSupport class. 8. Example of EasyMock expectNew() method of EasyMockSupport class. 9. Example of EasyMock expectNew() method of EasyMockSupport class. 10. Example of EasyMock expectNew() method of EasyMockSupport class. 11. Example of EasyMock expectNew() method of EasyMockSupport class. 12. Example of EasyMock expectNew() method of EasyMockSupport class. 13. Example of EasyMock expectNew() method of EasyMockSupport class. 14. Example of EasyMock expectNew() method of EasyMockSupport class. 15. Example of EasyMock expectNew() method of EasyMockSupport class. 16. Example of EasyMock expectNew() method of EasyMockSupport class. 17. Example of EasyMock expectNew() method of EasyMockSupport class. 18. Example of EasyMock expectNew() method of EasyMockSupport class. 19. Example of EasyMock expectNew() method of EasyMockSupport class. 20. Example of EasyMock expectNew() method of EasyMockSupport class. 21. Example of EasyMock expectNew() method of EasyMockSupport class. 22. Example of EasyMock expectNew() method of EasyMockSupport class. 23. Example of EasyMock expectNew() method of

ExpectNewDemo

Using AI Code Generation

1import samples.expectnew.ExpectNewDemo;2import java.util.Scanner;3public class ExpectNewDemoTest {4    public static void main(String args[]) {5        Scanner sc = new Scanner(System.in);6        System.out.println("Enter the value of a: ");7        int a = sc.nextInt();8        System.out.println("Enter the value of b: ");9        int b = sc.nextInt();10        System.out.println("Enter the value of c: ");11        int c = sc.nextInt();12        ExpectNewDemo expectNewDemo = new ExpectNewDemo();13        int result = expectNewDemo.add(a, b, c);14        System.out.println("Result: " + result);15    }16}

ExpectNewDemo

Using AI Code Generation

1import samples.expectnew.ExpectNewDemo;2public class ExpectNewDemoTest {3   public static void main(String args[]){4      ExpectNewDemo obj = new ExpectNewDemo();5      System.out.println(obj.toString());6   }7}8import org.junit.Test;9import static org.junit.Assert.*;10import org.powermock.core.classloader.annotations.PrepareForTest;11import org.powermock.modules.junit4.PowerMockRunner;12import org.powermock.api.mockito.PowerMockito;13import static org.mockito.Mockito.*;14import org.junit.runner.RunWith;15import samples.expectnew.ExpectNewDemo;16@RunWith(PowerMockRunner.class)17@PrepareForTest(ExpectNewDemo.class)18public class ExpectNewDemoTest {19   public void testExpectNewDemo() throws Exception{20      ExpectNewDemo obj = PowerMockito.mock(ExpectNewDemo.class);21      whenNew(ExpectNewDemo.class).withNoArguments().thenReturn(obj);22      System.out.println(obj.toString());23   }24}25-> at ExpectNewDemoTest.testExpectNewDemo(ExpectNewDemoTest.java:19)26    when(mock.isOk()).thenReturn(true);27    when(mock.isOk()).thenThrow(exception);28    doThrow(exception).when(mock).someVoidMethod();29-> at ExpectNewDemoTest.testExpectNewDemo(ExpectNewDemoTest.java:19)

ExpectNewDemo

Using AI Code Generation

1package samples.expectnew;2import java.io.IOException;3public class ExpectNewDemo {4    public String getOutput() throws IOException {5        return "Hello World!";6    }7}8package samples.expectnew;9import java.io.IOException;10import org.junit.Test;11import static org.junit.Assert.*;12import org.junit.runner.RunWith;13import org.powermock.api.easymock.annotation.Mock;14import org.powermock.core.classloader.annotations.PrepareForTest;15import org.powermock.modules.junit4.PowerMockRunner;16@RunWith(PowerMockRunner.class)17@PrepareForTest(ExpectNewDemo.class)18public class ExpectNewDemoTest {19    private ExpectNewDemo expectNewDemo;20    public void testGetOutput() throws IOException {21        String output = expectNewDemo.getOutput();22        assertEquals("Hello World!", output);23    }24}25	at org.powermock.api.easymock.internal.expectation.ConstructorCall.callConstructor(ConstructorCall.java:54)26	at org.powermock.api.easymock.internal.expectation.ConstructorCall.andReturn(ConstructorCall.java:65)27	at org.powermock.api.easymock.internal.expectation.ConstructorCall.andReturn(ConstructorCall.java:26)28	at samples.expectnew.ExpectNewDemoTest.testGetOutput(ExpectNewDemoTest.java:26)29	at java.net.URLClassLoader$1.run(URLClassLoader.java:372)30	at java.net.URLClassLoader$1.run(URLClassLoader.java:361)31	at java.security.AccessController.doPrivileged(Native Method)32	at java.net.URLClassLoader.findClass(URLClassLoader.java:360)33	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)34	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)35	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)36	at org.powermock.api.easymock.internal.expectation.ConstructorCall.callConstructor(ConstructorCall.java:52)37	at org.powermock.api.easymock.internal.expectation.ConstructorCall.callConstructor(ConstructorCall.java:54)

ExpectNewDemo

Using AI Code Generation

1import samples.expectnew.*;2import java.util.*;3import java.io.*;4{5  public static void main(String[] args)6  {7    ExpectNewDemo obj = new ExpectNewDemo();8    obj.testMethod();9  }10  public void testMethod()11  {12    ArrayList spy = spy(new ArrayList());13    spy.add("Hello World");14    verify(spy).add("Hello World");15  }16}17import samples.expectnew.*;18import java.util.*;19import java.io.*;20{21  public static void main(String[] args)22  {23    ExpectNewDemo obj = new ExpectNewDemo();24    obj.testMethod();25  }26  public void testMethod()27  {28    ArrayList spy = spy(new ArrayList());29    spy.add("Hello World");30    verify(spy).add("Hello World");31  }32}33import samples.expectnew.*;34import java.util.*;35import java.io.*;36{37  public static void main(String[] args)38  {39    ExpectNewDemo obj = new ExpectNewDemo();40    obj.testMethod();41  }42  public void testMethod()43  {44    ArrayList spy = spy(new ArrayList());45    spy.add("Hello World");46    verify(spy).add("Hello World");47  }48}49import samples.expectnew.*;50import java.util.*;51import java.io.*;52{53  public static void main(String[] args)

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