How to use OneInstanceAndOneStaticFieldOfSameTypeContext class of org.powermock.reflect.context package

Best Powermock code snippet using org.powermock.reflect.context.OneInstanceAndOneStaticFieldOfSameTypeContext

Source:WhiteBoxTest.java

...22import org.powermock.reflect.context.InstanceFieldsNotInTargetContext;23import org.powermock.reflect.context.MyContext;24import org.powermock.reflect.context.MyIntContext;25import org.powermock.reflect.context.MyStringContext;26import org.powermock.reflect.context.OneInstanceAndOneStaticFieldOfSameTypeContext;27import org.powermock.reflect.exceptions.FieldNotFoundException;28import org.powermock.reflect.exceptions.MethodNotFoundException;29import org.powermock.reflect.exceptions.TooManyFieldsFoundException;30import org.powermock.reflect.exceptions.TooManyMethodsFoundException;31import org.powermock.reflect.internal.WhiteboxImpl;32import org.powermock.reflect.matching.FieldMatchingStrategy;33import org.powermock.reflect.testclasses.AbstractClass;34import org.powermock.reflect.testclasses.AnInterface;35import org.powermock.reflect.testclasses.Child;36import org.powermock.reflect.testclasses.ClassWithAMethod;37import org.powermock.reflect.testclasses.ClassWithChildThatHasInternalState;38import org.powermock.reflect.testclasses.ClassWithInterfaceConstructors;39import org.powermock.reflect.testclasses.ClassWithInterfaceConstructors.ConstructorInterface;40import org.powermock.reflect.testclasses.ClassWithInterfaceConstructors.ConstructorInterfaceImpl;41import org.powermock.reflect.testclasses.ClassWithInternalState;42import org.powermock.reflect.testclasses.ClassWithList;43import org.powermock.reflect.testclasses.ClassWithObjectConstructors;44import org.powermock.reflect.testclasses.ClassWithOverloadedConstructors;45import org.powermock.reflect.testclasses.ClassWithOverloadedMethods;46import org.powermock.reflect.testclasses.ClassWithOverriddenMethod;47import org.powermock.reflect.testclasses.ClassWithPrimitiveConstructors;48import org.powermock.reflect.testclasses.ClassWithPrivateMethods;49import org.powermock.reflect.testclasses.ClassWithSerializableState;50import org.powermock.reflect.testclasses.ClassWithSeveralMethodsWithSameName;51import org.powermock.reflect.testclasses.ClassWithSeveralMethodsWithSameNameOneWithoutParameters;52import org.powermock.reflect.testclasses.ClassWithSimpleInternalState;53import org.powermock.reflect.testclasses.ClassWithStaticAndInstanceInternalStateOfSameType;54import org.powermock.reflect.testclasses.ClassWithStaticMethod;55import org.powermock.reflect.testclasses.ClassWithUniquePrivateMethods;56import org.powermock.reflect.testclasses.ClassWithVarArgsConstructor;57import org.powermock.reflect.testclasses.ClassWithVarArgsConstructor2;58import java.io.InputStream;59import java.io.Serializable;60import java.lang.reflect.Field;61import java.lang.reflect.Method;62import java.lang.reflect.Proxy;63import java.sql.Connection;64import java.util.Set;65import static org.assertj.core.api.Assertions.assertThat;66import static org.junit.Assert.assertArrayEquals;67import static org.junit.Assert.assertEquals;68import static org.junit.Assert.assertNotNull;69import static org.junit.Assert.assertNull;70import static org.junit.Assert.assertSame;71import static org.junit.Assert.assertTrue;72import static org.junit.Assert.fail;73/**74 * Tests the WhiteBox's functionality.75 */76public class WhiteBoxTest {77	@Rule78	public ExpectedException expectedException = ExpectedException.none();79	@Test80	public void testFindMethod_classContainingMethodWithNoParameters() throws Exception {81		Method expected = ClassWithSeveralMethodsWithSameNameOneWithoutParameters.class.getMethod("getDouble");82		Method actual = WhiteboxImpl.findMethodOrThrowException(83				ClassWithSeveralMethodsWithSameNameOneWithoutParameters.class, "getDouble");84		assertEquals(expected, actual);85	}86    @Test87    public void testFindMethod_classContainingOnlyMethodsWithParameters() throws Exception {88        try {89            WhiteboxImpl.findMethodOrThrowException(ClassWithSeveralMethodsWithSameName.class, "getDouble");90            fail("Should throw runtime exception!");91        } catch (RuntimeException e) {92            assertTrue("Error message did not match", e.getMessage().contains(93                    "Several matching methods found, please specify the argument parameter types"));94        }95    }96    @Test97    public void testFindMethod_noMethodFound() throws Exception {98        try {99            WhiteboxImpl.findMethodOrThrowException(ClassWithSeveralMethodsWithSameName.class, "getDouble2");100            fail("Should throw runtime exception!");101        } catch (RuntimeException e) {102            assertEquals("Error message did not match",103                         "No method found with name 'getDouble2' with parameter types: [ <none> ] in class "104                                 + ClassWithSeveralMethodsWithSameName.class.getName() + ".", e.getMessage());105        }106    }107    @Test108    public void testGetInternalState_object() throws Exception {109        ClassWithInternalState tested = new ClassWithInternalState();110        tested.increaseInteralState();111        Object internalState = Whitebox.getInternalState(tested, "internalState");112        assertTrue("InternalState should be instanceof Integer", internalState instanceof Integer);113        assertEquals(1, internalState);114    }115    @SuppressWarnings("deprecation")116    @Test117    public void testGetInternalState_parmaterizedType() throws Exception {118        ClassWithInternalState tested = new ClassWithInternalState();119        tested.increaseInteralState();120        int internalState = Whitebox.getInternalState(tested, "internalState", tested.getClass(), int.class);121        assertEquals(1, internalState);122    }123    @Test124    public void testSetInternalState() throws Exception {125        ClassWithInternalState tested = new ClassWithInternalState();126        tested.increaseInteralState();127        Whitebox.setInternalState(tested, "anotherInternalState", 2);128        assertEquals(2, tested.getAnotherInternalState());129    }130    @Test131    public void testSetInternalStateWithMultipleValues() throws Exception {132        ClassWithInternalState tested = new ClassWithInternalState();133        final ClassWithPrivateMethods classWithPrivateMethods = new ClassWithPrivateMethods();134        final String stringState = "someStringState";135        Whitebox.setInternalState(tested, classWithPrivateMethods, stringState);136        assertEquals(stringState, Whitebox.getInternalState(tested, String.class));137        assertSame(classWithPrivateMethods, Whitebox.getInternalState(tested, ClassWithPrivateMethods.class));138    }139    @Test140    public void testSetInternalState_superClass() throws Exception {141        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();142        tested.increaseInteralState();143        Whitebox.setInternalState(tested, "anotherInternalState", 2, ClassWithInternalState.class);144        assertEquals(2, tested.getAnotherInternalState());145    }146    @Test147    public void testGetInternalState_superClass_object() throws Exception {148        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();149        Object internalState = Whitebox.getInternalState(tested, "internalState", ClassWithInternalState.class);150        assertEquals(0, internalState);151    }152    @SuppressWarnings("deprecation")153    @Test154    public void testGetInternalState_superClass_parameterized() throws Exception {155        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();156        int internalState = Whitebox.getInternalState(tested, "internalState", ClassWithInternalState.class, int.class);157        assertEquals(0, internalState);158    }159    @Test160    public void testInvokePrivateMethod_primtiveType() throws Exception {161        assertTrue(Whitebox.<Boolean>invokeMethod(new ClassWithPrivateMethods(), "primitiveMethod", 8.2));162    }163    @Test164    public void testInvokePrivateMethod_primtiveType_withoutSpecifyingMethodName() throws Exception {165        assertTrue((Boolean) Whitebox.invokeMethod(new ClassWithUniquePrivateMethods(), 8.2d, 8.4d));166    }167    /**168     * This test actually invokes the <code>finalize</code> method of169     * <code>java.lang.Object</code> because we supply no method name and no170     * arguments. <code>finalize</code> is thus the first method found and it'll171     * be executed.172     *173     * @throws Exception174     */175    @Test176    @Ignore("Invokes different methods on PC and MAC (hashCode on mac)")177    public void testInvokePrivateMethod_withoutSpecifyingMethodName_noArguments() throws Exception {178        assertNull(Whitebox.invokeMethod(new ClassWithUniquePrivateMethods()));179    }180    @Test181    public void testInvokePrivateMethod_withoutSpecifyingMethodName_assertThatNullWorks() throws Exception {182        assertTrue(Whitebox.invokeMethod(new ClassWithUniquePrivateMethods(), 8.2d, 8.3d, null) instanceof Object);183    }184    /**185     * This test should actually fail since equals takes an Object and we pass186     * in a primitive wrapped as a Double. Thus PowerMock cannot determine187     * whether to invoke the single argument method defined in188     * {@link ClassWithUniquePrivateMethods} or the189     * {@link Object#equals(Object)} method because we could potentially invoke190     * equals with a Double.191     */192    @Test(expected = TooManyMethodsFoundException.class)193    public void testInvokePrivateMethod_withoutSpecifyingMethodName_onlyOneArgument() throws Exception {194        Whitebox.invokeMethod(new ClassWithUniquePrivateMethods(), 8.2d);195    }196    @Test(expected = TooManyMethodsFoundException.class)197    public void testInvokeStaticPrivateMethod_withoutSpecifyingMethodName_onlyOneArgument() throws Exception {198        assertTrue((Boolean) Whitebox.invokeMethod(ClassWithUniquePrivateMethods.class, 8.2d));199    }200    @Test201    public void testInvokePrivateMethod_primtiveType_Wrapped() throws Exception {202        assertTrue((Boolean) Whitebox.invokeMethod(new ClassWithPrivateMethods(), "primitiveMethod", new Double(8.2)));203    }204    @Test205    public void testInvokePrivateMethod_wrappedType() throws Exception {206        assertTrue((Boolean) Whitebox.invokeMethod(new ClassWithPrivateMethods(), "wrappedMethod", new Double(8.2)));207    }208    @Test209    public void testInvokePrivateMethod_wrappedType_primitive() throws Exception {210        assertTrue((Boolean) Whitebox.invokeMethod(new ClassWithPrivateMethods(), "wrappedMethod", 8.2));211    }212    @Test213    public void testMethodWithPrimitiveIntAndString_primitive() throws Exception {214        assertEquals("My int value is: " + 8, Whitebox.invokeMethod(new ClassWithPrivateMethods(),215                                                                    "methodWithPrimitiveIntAndString", 8, "My int value is: "));216    }217    @Test218    public void testMethodWithPrimitiveIntAndString_Wrapped() throws Exception {219        assertEquals("My int value is: " + 8, Whitebox.invokeMethod(new ClassWithPrivateMethods(),220                                                                    "methodWithPrimitiveIntAndString", Integer.valueOf(8), "My int value is: "));221    }222    @Test223    public void testMethodWithPrimitiveAndWrappedInt_primtive_wrapped() throws Exception {224        assertEquals(17, Whitebox.invokeMethod(new ClassWithPrivateMethods(), "methodWithPrimitiveAndWrappedInt",225                                               new Class[]{int.class, Integer.class}, 9, Integer.valueOf(8)));226    }227    @Test228    public void testStaticState() {229        int expected = 123;230        Whitebox.setInternalState(ClassWithInternalState.class, "staticState", expected);231        assertEquals(expected, ClassWithInternalState.getStaticState());232        assertEquals(expected, Whitebox.getInternalState(ClassWithInternalState.class, "staticState"));233    }234	@Test235	public void testStaticFinalPrimitiveState() {236		expectedException.expect(IllegalArgumentException.class);237		expectedException.expectMessage("You are trying to set a private static final primitive. Try using an object like Integer instead of int!");238		Whitebox.setInternalState(ClassWithInternalState.class, "staticFinalIntState", 123);239	}240	@Test241	public void testStaticFinalStringState() throws NoSuchFieldException {242		expectedException.expect(IllegalArgumentException.class);243		expectedException.expectMessage("You are trying to set a private static final String. Cannot set such fields!");244		Whitebox.setInternalState(ClassWithInternalState.class, "staticFinalStringState", "Brand new string");245	}246	@Test247	public void testStaticFinalObject() throws NoSuchFieldException {248		int modifiersBeforeSet = ClassWithInternalState.class.getDeclaredField("staticFinalIntegerState").getModifiers();249		Integer newValue = ClassWithInternalState.getStaticFinalIntegerState() + 1;250		Whitebox.setInternalState(ClassWithInternalState.class, "staticFinalIntegerState", newValue);251		int modifiersAfterSet = ClassWithInternalState.class.getDeclaredField("staticFinalIntegerState").getModifiers();252		assertEquals(newValue, ClassWithInternalState.getStaticFinalIntegerState());253		assertEquals(modifiersBeforeSet, modifiersAfterSet);254	}255    /**256     * Verifies that the http://code.google.com/p/powermock/issues/detail?id=6257     * is fixed.258     */259    @Test(expected = IllegalArgumentException.class)260    public void testInvokeMethodWithNullParameter() throws Exception {261        Whitebox.invokeMethod(null, "method");262    }263    @Test(expected = IllegalArgumentException.class)264    public void testInvokeConstructorWithNullParameter() throws Exception {265        Whitebox.invokeConstructor(null, "constructor");266    }267    @Test(expected = IllegalArgumentException.class)268    public void testGetInternalWithNullParameter() throws Exception {269        Whitebox.getInternalState(null, "state");270    }271    @Test(expected = IllegalArgumentException.class)272    public void testSetInternalWithNullParameter() throws Exception {273        Whitebox.setInternalState(null, "state", new Object());274    }275    @Test276    public void testInstantiateVarArgsOnlyConstructor() throws Exception {277        final String argument1 = "argument1";278        final String argument2 = "argument2";279        ClassWithVarArgsConstructor instance = Whitebox.invokeConstructor(ClassWithVarArgsConstructor.class, argument1,280                                                                          argument2);281        String[] strings = instance.getStrings();282        assertEquals(2, strings.length);283        assertEquals(argument1, strings[0]);284        assertEquals(argument2, strings[1]);285    }286    @Test287    public void testInstantiateVarArgsOnlyConstructor_noArguments() throws Exception {288        ClassWithVarArgsConstructor instance = Whitebox.invokeConstructor(ClassWithVarArgsConstructor.class);289        String[] strings = instance.getStrings();290        assertEquals(0, strings.length);291    }292    @Test293    public void testInvokeVarArgsMethod_multipleValues() throws Exception {294        ClassWithPrivateMethods tested = new ClassWithPrivateMethods();295        assertEquals(6, Whitebox.invokeMethod(tested, "varArgsMethod", 1, 2, 3));296    }297    @Test298    public void testInvokeVarArgsMethod_noArguments() throws Exception {299        ClassWithPrivateMethods tested = new ClassWithPrivateMethods();300        assertEquals(0, Whitebox.invokeMethod(tested, "varArgsMethod"));301    }302    @Test303    public void testInvokeVarArgsMethod_oneArgument() throws Exception {304        ClassWithPrivateMethods tested = new ClassWithPrivateMethods();305        assertEquals(4, Whitebox.invokeMethod(tested, "varArgsMethod", 2));306    }307    @Test308    public void testInvokeVarArgsMethod_invokeVarArgsWithOneArgument() throws Exception {309        ClassWithPrivateMethods tested = new ClassWithPrivateMethods();310        assertEquals(1, Whitebox.invokeMethod(tested, "varArgsMethod", new Class<?>[]{int[].class}, 1));311    }312    @Test313    public void testInvokePrivateMethodWithASubTypeOfTheArgumentType() throws Exception {314        ClassWithPrivateMethods tested = new ClassWithPrivateMethods();315        ClassWithChildThatHasInternalState argument = new ClassWithChildThatHasInternalState();316        assertSame(argument, Whitebox.invokeMethod(tested, "methodWithObjectArgument", argument));317    }318    @Test319    public void testInvokePrivateMethodWithAClassArgument() throws Exception {320        ClassWithPrivateMethods tested = new ClassWithPrivateMethods();321        assertEquals(ClassWithChildThatHasInternalState.class, Whitebox.invokeMethod(tested, "methodWithClassArgument",322                                                                                     ClassWithChildThatHasInternalState.class));323    }324    @Test325    public void testSetInternalStateInChildClassWithoutSpecifyingTheChildClass() throws Exception {326        final int value = 22;327        final String fieldName = "internalState";328        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState() {329        };330        Whitebox.setInternalState(tested, fieldName, value);331        assertEquals(value, Whitebox.getInternalState(tested, fieldName));332    }333    @Test334    public void testSetInternalStateInClassAndMakeSureThatTheChildClassIsNotAffectedEvenThoughItHasAFieldWithTheSameName()335            throws Exception {336        final int value = 22;337        final String fieldName = "anotherInternalState";338        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState() {339        };340        Whitebox.setInternalState(tested, fieldName, value);341        assertEquals(value, Whitebox.getInternalState(tested, fieldName));342        assertEquals(-1, Whitebox.getInternalState(tested, fieldName, ClassWithInternalState.class));343    }344    @Test(expected = IllegalArgumentException.class)345    public void testSetInternalStateWithInvalidArgumentType() throws Exception {346        final int value = 22;347        final String fieldName = "internalState";348        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState() {349        };350        Whitebox.setInternalState(tested, fieldName, new Object());351        assertEquals(value, Whitebox.getInternalState(tested, fieldName));352    }353    @Test(expected = IllegalArgumentException.class)354    public void testSetInternalStateWithNull() throws Exception {355        final int value = 22;356        final String fieldName = "internalState";357        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState() {358        };359        Whitebox.setInternalState(tested, fieldName, (Object) null);360        assertEquals(value, Whitebox.getInternalState(tested, fieldName));361    }362    @Test363    public void testSetAndGetInternalStateBasedOnFieldType() throws Exception {364        final int value = 22;365        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();366        Whitebox.setInternalState(tested, int.class, value);367        assertEquals(value, (int) Whitebox.getInternalState(tested, int.class));368        assertEquals(value, Whitebox.getInternalState(tested, "anotherInternalState"));369        assertEquals(value, Whitebox.getInternalState(tested, "anotherInternalState",370                                                      ClassWithChildThatHasInternalState.class));371    }372    @Test373    public void testSetAndGetInternalStateAtASpecificPlaceInTheHierarchyBasedOnFieldType() throws Exception {374        final int value = 22;375        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();376        Whitebox.setInternalState(tested, int.class, value, ClassWithInternalState.class);377        assertEquals(42, (int) Whitebox.getInternalState(tested, int.class));378        assertEquals(value, (int) Whitebox.getInternalState(tested, int.class, ClassWithInternalState.class));379        assertEquals(value, Whitebox.getInternalState(tested, "staticState", ClassWithInternalState.class));380    }381    @Test382    public void testSetInternalStateBasedOnObjectType() throws Exception {383        final String value = "a string";384        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();385        Whitebox.setInternalState(tested, value);386        assertEquals(value, Whitebox.getInternalState(tested, String.class));387    }388    @SuppressWarnings("deprecation")389    @Test390    public void testSetInternalStateBasedOnObjectTypeWhenArgumentIsAPrimitiveType() throws Exception {391        final int value = 22;392        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();393        Whitebox.setInternalState(tested, value);394        assertEquals((Integer) value, Whitebox.getInternalState(tested, "anotherInternalState",395                                                                ClassWithChildThatHasInternalState.class, Integer.class));396    }397    @Test398    public void testSetInternalStateBasedOnObjectTypeWhenArgumentIsAPrimitiveTypeUsingGenerics() throws Exception {399        final int value = 22;400        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();401        Whitebox.setInternalState(tested, value);402        assertEquals((Integer) value, Whitebox.<Integer>getInternalState(tested, "anotherInternalState",403                                                                         ClassWithChildThatHasInternalState.class));404    }405    @Test406    public void testSetInternalStateBasedOnObjectTypeAtASpecificPlaceInTheClassHierarchy() throws Exception {407        final String value = "a string";408        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();409        Whitebox.setInternalState(tested, (Object) value, ClassWithInternalState.class);410        assertEquals(value, Whitebox.getInternalState(tested, "finalString"));411    }412    @Test413    public void testSetInternalStateBasedOnObjectTypeAtASpecificPlaceInTheClassHierarchyForPrimitiveType()414            throws Exception {415        final long value = 31;416        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();417        Whitebox.setInternalState(tested, value, ClassWithInternalState.class);418        assertEquals(value, tested.getInternalLongState());419    }420    @Test421    public void testSetInternalStateBasedOnObjectTypeAtANonSpecificPlaceInTheClassHierarchyForPrimitiveType()422            throws Exception {423        final long value = 31;424        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();425        Whitebox.setInternalState(tested, value);426        assertEquals(value, tested.getInternalLongState());427    }428    @Test429    public void testSetInternalMultipleOfSameTypeOnSpecificPlaceInHierarchy() throws Exception {430        final int value = 31;431        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();432        try {433            Whitebox.setInternalState(tested, value, ClassWithInternalState.class);434            fail("should throw TooManyFieldsFoundException!");435        } catch (TooManyFieldsFoundException e) {436            assertEquals("Two or more fields matching type int.", e.getMessage());437        }438    }439    @Test440    public void testSetInternalMultipleOfSameType() throws Exception {441        final int value = 31;442        ClassWithInternalState tested = new ClassWithInternalState();443        try {444            Whitebox.setInternalState(tested, value);445            fail("should throw TooManyFieldsFoundException!");446        } catch (TooManyFieldsFoundException e) {447            assertEquals("Two or more fields matching type int.", e.getMessage());448        }449    }450    @Test451    public void testSetInternalStateBasedOnObjectSubClassTypeAtASpecificPlaceInTheClassHierarchy() throws Exception {452        final ClassWithPrivateMethods value = new ClassWithPrivateMethods() {453        };454        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();455        Whitebox.setInternalState(tested, value, ClassWithInternalState.class);456        assertSame(value, tested.getClassWithPrivateMethods());457    }458    @Test459    public void testSetInternalStateBasedOnObjectSubClassType() throws Exception {460        final ClassWithPrivateMethods value = new ClassWithPrivateMethods() {461        };462        ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState() {463        };464        Whitebox.setInternalState(tested, value);465        assertSame(value, tested.getClassWithPrivateMethods());466    }467    @Test468    public void testGetAllInstanceFields() throws Exception {469        Set<Field> allFields = Whitebox.getAllInstanceFields(new ClassWithChildThatHasInternalState());470        assertEquals(8, allFields.size());471    }472    @Test473    public void testGetAllStaticFields_assertNoFieldsFromParent() throws Exception {474        Set<Field> allFields = Whitebox.getAllStaticFields(ClassWithChildThatHasInternalState.class);475        assertEquals(0, allFields.size());476    }477	@Test478	public void testGetAllStaticFields() throws Exception {479		Set<Field> allFields = Whitebox.getAllStaticFields(ClassWithInternalState.class);480		assertEquals(4, allFields.size());481	}482    @Test483    public void testMethodWithNoMethodName_noMethodFound() throws Exception {484        try {485            Whitebox.getMethod(ClassWithInternalState.class, int.class);486            fail("Should throw MethodNotFoundException");487        } catch (MethodNotFoundException e) {488            assertEquals(489                    "No method was found with parameter types: [ int ] in class org.powermock.reflect.testclasses.ClassWithInternalState.",490                    e.getMessage());491        }492    }493    @Test494    public void testMethodWithNoMethodName_tooManyMethodsFound() throws Exception {495        try {496            Whitebox.getMethod(ClassWithSeveralMethodsWithSameName.class);497            fail("Should throw TooManyMethodsFoundException");498        } catch (TooManyMethodsFoundException e) {499            assertTrue(e500                               .getMessage()501                               .contains(502                                       "Several matching methods found, please specify the method name so that PowerMock can determine which method you're referring to"));503        }504    }505    @Test506    public void testMethodWithNoMethodName_ok() throws Exception {507        final Method method = Whitebox.getMethod(ClassWithSeveralMethodsWithSameName.class, double.class);508        assertEquals(method, ClassWithSeveralMethodsWithSameName.class.getDeclaredMethod("getDouble", double.class));509    }510    @Test511    public void testGetTwoMethodsWhenNoneOfThemAreFound() throws Exception {512        try {513            Whitebox.getMethods(ClassWithSeveralMethodsWithSameName.class, "notFound1", "notFound2");514        } catch (MethodNotFoundException e) {515            assertEquals(516                    "No methods matching the name(s) notFound1 or notFound2 were found in the class hierarchy of class org.powermock.reflect.testclasses.ClassWithSeveralMethodsWithSameName.",517                    e.getMessage());518        }519    }520    @Test521    public void testGetThreeMethodsWhenNoneOfThemAreFound() throws Exception {522        try {523            Whitebox.getMethods(ClassWithSeveralMethodsWithSameName.class, "notFound1", "notFound2", "notFound3");524        } catch (MethodNotFoundException e) {525            assertEquals(526                    "No methods matching the name(s) notFound1, notFound2 or notFound3 were found in the class hierarchy of class org.powermock.reflect.testclasses.ClassWithSeveralMethodsWithSameName.",527                    e.getMessage());528        }529    }530    /**531     * Asserts that <a532     * href="http://code.google.com/p/powermock/issues/detail?id=118">issue533     * 118</a> is fixed. Thanks to cemcatik for finding this.534     */535    @Test536    public void testInvokeConstructorWithBothNormalAndVarArgsParameter() throws Exception {537        ClassWithVarArgsConstructor2 instance = Whitebox.invokeConstructor(ClassWithVarArgsConstructor2.class, "first",538                                                                           "second", "third");539        assertArrayEquals(new String[]{"first", "second", "third"}, instance.getStrings());540    }541    /**542     * Asserts that <a543     * href="http://code.google.com/p/powermock/issues/detail?id=118">issue544     * 118</a> is fixed. Thanks to cemcatik for finding this.545     */546    @Test547    public void testInvokeMethodWithBothNormalAndVarArgsParameter() throws Exception {548        ClassWithPrivateMethods tested = new ClassWithPrivateMethods();549        assertEquals(4, Whitebox.invokeMethod(tested, "varArgsMethod2", 1, 2, 3));550    }551    @Test552    public void testInvokePrivateMethodWithArrayArgument() throws Exception {553        ClassWithPrivateMethods tested = new ClassWithPrivateMethods();554        assertEquals("Hello World", Whitebox.invokeMethod(tested, "evilConcatOfStrings", new Object[]{new String[]{555                "Hello ", "World"}}));556    }557    @Test558    public void testSetInternalStateFromContext_allStatesInSameOneContext() throws Exception {559        ClassWithSimpleInternalState tested = new ClassWithSimpleInternalState();560        MyContext context = new MyContext();561        Whitebox.setInternalStateFromContext(tested, context);562        assertEquals(context.getMyStringState(), tested.getSomeStringState());563        assertEquals(context.getMyIntState(), tested.getSomeIntState());564    }565    @Test566    public void testSetInternalStateFromContext_statesInDifferentContext() throws Exception {567        ClassWithSimpleInternalState tested = new ClassWithSimpleInternalState();568        MyIntContext myIntContext = new MyIntContext();569        MyStringContext myStringContext = new MyStringContext();570        Whitebox.setInternalStateFromContext(tested, myIntContext, myStringContext);571        assertEquals(myStringContext.getMyStringState(), tested.getSomeStringState());572        assertEquals(myIntContext.getSimpleIntState(), tested.getSomeIntState());573    }574    @Test575    public void testSetInternalStateFromContext_contextIsAClass() throws Exception {576        ClassWithSimpleInternalState tested = new ClassWithSimpleInternalState();577        Whitebox.setInternalStateFromContext(tested, MyContext.class);578        assertEquals(Whitebox.getInternalState(MyContext.class, long.class), (Long) tested.getSomeStaticLongState());579    }580    @Test581    public void testSetInternalStateFromContext_contextIsAClassAndAnInstance() throws Exception {582        ClassWithSimpleInternalState tested = new ClassWithSimpleInternalState();583        MyContext myContext = new MyContext();584        Whitebox.setInternalStateFromContext(tested, MyContext.class, myContext);585        assertEquals(myContext.getMyStringState(), tested.getSomeStringState());586        assertEquals(myContext.getMyIntState(), tested.getSomeIntState());587        assertEquals((Long) myContext.getMyLongState(), (Long) tested.getSomeStaticLongState());588    }589    @Test590    public void testSetInternalStateFromContext_contextHasOneInstanceAndOneStaticFieldOfSameType_onlyInstanceContext()591            throws Exception {592        ClassWithStaticAndInstanceInternalStateOfSameType.reset();593        ClassWithStaticAndInstanceInternalStateOfSameType tested = new ClassWithStaticAndInstanceInternalStateOfSameType();594        OneInstanceAndOneStaticFieldOfSameTypeContext context = new OneInstanceAndOneStaticFieldOfSameTypeContext();595        Whitebox.setInternalStateFromContext(tested, context);596        assertEquals(context.getMyStringState(), tested.getStringState());597        assertEquals("Static String state", tested.getStaticStringState());598    }599    @Test600    public void testSetInternalStateFromContext_contextHasOneInstanceAndOneStaticFieldOfSameType_onlyStaticContext()601            throws Exception {602        ClassWithStaticAndInstanceInternalStateOfSameType.reset();603        ClassWithStaticAndInstanceInternalStateOfSameType tested = new ClassWithStaticAndInstanceInternalStateOfSameType();604        Whitebox.setInternalStateFromContext(tested, OneInstanceAndOneStaticFieldOfSameTypeContext.class);605        assertEquals(OneInstanceAndOneStaticFieldOfSameTypeContext.getMyStaticStringState(), tested606                                                                                                     .getStaticStringState());607        assertEquals("String state", tested.getStringState());608    }609    @Test610    public void setInternalStateFromInstanceContextCopiesMatchingContextFieldsToTargetObjectByDefault()611            throws Exception {612        ClassWithSimpleInternalState tested = new ClassWithSimpleInternalState();613        InstanceFieldsNotInTargetContext fieldsNotInTargetContext = new InstanceFieldsNotInTargetContext();614        assertThat(tested.getSomeStringState()).isNotEqualTo(fieldsNotInTargetContext.getString());615        Whitebox.setInternalStateFromContext(tested, fieldsNotInTargetContext);616        assertEquals(tested.getSomeStringState(), fieldsNotInTargetContext.getString());617    }618    @Test619    public void setInternalStateFromInstanceContextCopiesMatchingContextFieldsToTargetObjectWhenSpecifyingMatchingStrategy()...

Source:OneInstanceAndOneStaticFieldOfSameTypeContext.java

...13 * See the License for the specific language governing permissions and14 * limitations under the License.15 */16package org.powermock.reflect.context;17public class OneInstanceAndOneStaticFieldOfSameTypeContext {18    private String myStringState = "myString";19    private static String myStaticStringState = "21L";20    public String getMyStringState() {21        return myStringState;22    }23    public static String getMyStaticStringState() {24        return myStaticStringState;25    }26}...

OneInstanceAndOneStaticFieldOfSameTypeContext

Using AI Code Generation

1package org.powermock.reflect.testclasses;2import java.util.ArrayList;3import java.util.List;4import org.powermock.reflect.context.OneInstanceAndOneStaticFieldOfSameTypeContext;5public class ClassWithStaticAndInstanceFieldsOfSameType {6    public static final List<String> staticField = new ArrayList<String>();7    public final List<String> instanceField = new ArrayList<String>();8    public static void main(String[] args) {9        OneInstanceAndOneStaticFieldOfSameTypeContext context = new OneInstanceAndOneStaticFieldOfSameTypeContext(10                ClassWithStaticAndInstanceFieldsOfSameType.class);11        context.addInstanceField("instanceField");12        context.addStaticField("staticField");13        context.enter();14        try {15            staticField.add("foo");16            ClassWithStaticAndInstanceFieldsOfSameType instance = new ClassWithStaticAndInstanceFieldsOfSameType();17            instance.instanceField.add("bar");18        } finally {19            context.exit();20        }21    }22}23package org.powermock.reflect.testclasses;24import java.util.ArrayList;25import java.util.List;26import org.powermock.reflect.context.OneInstanceAndOneStaticFieldOfSameTypeContext;27public class ClassWithStaticAndInstanceFieldsOfSameType {28    public static final List<String> staticField = new ArrayList<String>();29    public final List<String> instanceField = new ArrayList<String>();30    public static void main(String[] args) {31        OneInstanceAndOneStaticFieldOfSameTypeContext context = new OneInstanceAndOneStaticFieldOfSameTypeContext(32                ClassWithStaticAndInstanceFieldsOfSameType.class);33        context.addInstanceField("instanceField");34        context.addStaticField("staticField");35        context.enter();36        try {37            staticField.add("foo");38            ClassWithStaticAndInstanceFieldsOfSameType instance = new ClassWithStaticAndInstanceFieldsOfSameType();39            instance.instanceField.add("bar");40        } finally {41            context.exit();42        }43    }44}45package org.powermock.reflect.testclasses;46import java.util.ArrayList;47import java.util.List;48import org.powermock.reflect.context.OneInstanceAndOneStaticFieldOfSameTypeContext;

OneInstanceAndOneStaticFieldOfSameTypeContext

Using AI Code Generation

1package org.powermock.reflect.testclasses;2import org.powermock.reflect.testclasses.ClassWithStaticField;3import org.powermock.reflect.testclasses.ClassWithStaticField;4public class ClassWithStaticField {5    private static ClassWithStaticField instance = new ClassWithStaticField();6    private static ClassWithStaticField instance2 = new ClassWithStaticField();7    public static ClassWithStaticField getInstance() {8        return instance;9    }10    public static ClassWithStaticField getInstance2() {11        return instance2;12    }13}14package org.powermock.reflect.testclasses;15public class ClassWithStaticField {16    private static ClassWithStaticField instance = new ClassWithStaticField();17    private static ClassWithStaticField instance2 = new ClassWithStaticField();18    public static ClassWithStaticField getInstance() {19        return instance;20    }21    public static ClassWithStaticField getInstance2() {22        return instance2;23    }24}25package org.powermock.reflect.testclasses;26public class ClassWithStaticField {27    private static ClassWithStaticField instance = new ClassWithStaticField();28    private static ClassWithStaticField instance2 = new ClassWithStaticField();29    public static ClassWithStaticField getInstance() {30        return instance;31    }32    public static ClassWithStaticField getInstance2() {33        return instance2;34    }35}36package org.powermock.reflect.testclasses;37public class ClassWithStaticField {38    private static ClassWithStaticField instance = new ClassWithStaticField();39    private static ClassWithStaticField instance2 = new ClassWithStaticField();40    public static ClassWithStaticField getInstance() {41        return instance;42    }43    public static ClassWithStaticField getInstance2() {44        return instance2;45    }46}47package org.powermock.reflect.testclasses;48import org.powermock.reflect.testclasses.ClassWithStaticField;49import org.powermock.reflect.testclasses.ClassWithStaticField;50public class ClassWithStaticField {51    private static ClassWithStaticField instance = new ClassWithStaticField();52    private static ClassWithStaticField instance2 = new ClassWithStaticField();53    public static ClassWithStaticField getInstance() {54        return instance;55    }56    public static ClassWithStaticField getInstance2() {

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