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How to use invokeMethod method of org.powermock.reflect.Whitebox class
Best Powermock code snippet using org.powermock.reflect.Whitebox.invokeMethod
Source:WhiteBoxTest.java 
...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 Whitebox.setInternalState(ClassWithInternalState.class, "staticFinalIntState", 123);237 assertEquals(123, Whitebox.getInternalState(ClassWithInternalState.class, "staticFinalIntState"));238 }239 @Test240 public void testStaticFinalStringState() throws NoSuchFieldException {241 Whitebox.setInternalState(ClassWithInternalState.class, "staticFinalStringState", "Brand new string");242 assertEquals("Brand new string", Whitebox.getInternalState(ClassWithInternalState.class, "staticFinalStringState"));243 }244 @Test245 public void testStaticFinalObject() throws NoSuchFieldException {246 int modifiersBeforeSet = ClassWithInternalState.class.getDeclaredField("staticFinalIntegerState").getModifiers();247 Integer newValue = ClassWithInternalState.getStaticFinalIntegerState() + 1;248 Whitebox.setInternalState(ClassWithInternalState.class, "staticFinalIntegerState", newValue);249 int modifiersAfterSet = ClassWithInternalState.class.getDeclaredField("staticFinalIntegerState").getModifiers();250 assertEquals(newValue, ClassWithInternalState.getStaticFinalIntegerState());251 assertEquals(modifiersBeforeSet, modifiersAfterSet);252 }253 /**254 * Verifies that the http://code.google.com/p/powermock/issues/detail?id=6255 * is fixed.256 */257 @Test(expected = IllegalArgumentException.class)258 public void testInvokeMethodWithNullParameter() throws Exception {259 Whitebox.invokeMethod(null, "method");260 }261 @Test(expected = IllegalArgumentException.class)262 public void testInvokeConstructorWithNullParameter() throws Exception {263 Whitebox.invokeConstructor(null, "constructor");264 }265 @Test(expected = IllegalArgumentException.class)266 public void testGetInternalWithNullParameter() throws Exception {267 Whitebox.getInternalState(null, "state");268 }269 @Test(expected = IllegalArgumentException.class)270 public void testSetInternalWithNullParameter() throws Exception {271 Whitebox.setInternalState(null, "state", new Object());272 }273 @Test274 public void testInstantiateVarArgsOnlyConstructor() throws Exception {275 final String argument1 = "argument1";276 final String argument2 = "argument2";277 ClassWithVarArgsConstructor instance = Whitebox.invokeConstructor(ClassWithVarArgsConstructor.class, argument1,278 argument2);279 String[] strings = instance.getStrings();280 assertEquals(2, strings.length);281 assertEquals(argument1, strings[0]);282 assertEquals(argument2, strings[1]);283 }284 @Test285 public void testInstantiateVarArgsOnlyConstructor_noArguments() throws Exception {286 ClassWithVarArgsConstructor instance = Whitebox.invokeConstructor(ClassWithVarArgsConstructor.class);287 String[] strings = instance.getStrings();288 assertEquals(0, strings.length);289 }290 @Test291 public void testInvokeVarArgsMethod_multipleValues() throws Exception {292 ClassWithPrivateMethods tested = new ClassWithPrivateMethods();293 assertEquals(6, Whitebox.invokeMethod(tested, "varArgsMethod", 1, 2, 3));294 }295 @Test296 public void testInvokeVarArgsMethod_noArguments() throws Exception {297 ClassWithPrivateMethods tested = new ClassWithPrivateMethods();298 assertEquals(0, Whitebox.invokeMethod(tested, "varArgsMethod"));299 }300 @Test301 public void testInvokeVarArgsMethod_oneArgument() throws Exception {302 ClassWithPrivateMethods tested = new ClassWithPrivateMethods();303 assertEquals(4, Whitebox.invokeMethod(tested, "varArgsMethod", 2));304 }305 @Test306 public void testInvokeVarArgsMethod_invokeVarArgsWithOneArgument() throws Exception {307 ClassWithPrivateMethods tested = new ClassWithPrivateMethods();308 assertEquals(1, Whitebox.invokeMethod(tested, "varArgsMethod", new Class<?>[]{int[].class}, 1));309 }310 @Test311 public void testInvokePrivateMethodWithASubTypeOfTheArgumentType() throws Exception {312 ClassWithPrivateMethods tested = new ClassWithPrivateMethods();313 ClassWithChildThatHasInternalState argument = new ClassWithChildThatHasInternalState();314 assertSame(argument, Whitebox.invokeMethod(tested, "methodWithObjectArgument", argument));315 }316 @Test317 public void testInvokePrivateMethodWithAClassArgument() throws Exception {318 ClassWithPrivateMethods tested = new ClassWithPrivateMethods();319 assertEquals(ClassWithChildThatHasInternalState.class, Whitebox.invokeMethod(tested, "methodWithClassArgument",320 ClassWithChildThatHasInternalState.class));321 }322 @Test323 public void testSetInternalStateInChildClassWithoutSpecifyingTheChildClass() throws Exception {324 final int value = 22;325 final String fieldName = "internalState";326 ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState() {327 };328 Whitebox.setInternalState(tested, fieldName, value);329 assertEquals(value, Whitebox.getInternalState(tested, fieldName));330 }331 @Test332 public void testSetInternalStateInClassAndMakeSureThatTheChildClassIsNotAffectedEvenThoughItHasAFieldWithTheSameName()333 throws Exception {334 final int value = 22;335 final String fieldName = "anotherInternalState";336 ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState() {337 };338 Whitebox.setInternalState(tested, fieldName, value);339 assertEquals(value, Whitebox.getInternalState(tested, fieldName));340 assertEquals(-1, Whitebox.getInternalState(tested, fieldName, ClassWithInternalState.class));341 }342 @Test(expected = IllegalArgumentException.class)343 public void testSetInternalStateWithInvalidArgumentType() throws Exception {344 final int value = 22;345 final String fieldName = "internalState";346 ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState() {347 };348 Whitebox.setInternalState(tested, fieldName, new Object());349 assertEquals(value, Whitebox.getInternalState(tested, fieldName));350 }351 @Test(expected = IllegalArgumentException.class)352 public void testSetInternalStateWithNull() throws Exception {353 final int value = 22;354 final String fieldName = "internalState";355 ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState() {356 };357 Whitebox.setInternalState(tested, fieldName, (Object) null);358 assertEquals(value, Whitebox.getInternalState(tested, fieldName));359 }360 @Test361 public void testSetAndGetInternalStateBasedOnFieldType() throws Exception {362 final int value = 22;363 ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();364 Whitebox.setInternalState(tested, int.class, value);365 assertEquals(value, (int) Whitebox.getInternalState(tested, int.class));366 assertEquals(value, Whitebox.getInternalState(tested, "anotherInternalState"));367 assertEquals(value, Whitebox.getInternalState(tested, "anotherInternalState",368 ClassWithChildThatHasInternalState.class));369 }370 @Test371 public void testSetAndGetInternalStateAtASpecificPlaceInTheHierarchyBasedOnFieldType() throws Exception {372 final int value = 22;373 ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();374 Whitebox.setInternalState(tested, int.class, value, ClassWithInternalState.class);375 assertEquals(42, (int) Whitebox.getInternalState(tested, int.class));376 assertEquals(value, (int) Whitebox.getInternalState(tested, int.class, ClassWithInternalState.class));377 assertEquals(value, Whitebox.getInternalState(tested, "staticState", ClassWithInternalState.class));378 }379 @Test380 public void testSetInternalStateBasedOnObjectType() throws Exception {381 final String value = "a string";382 ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();383 Whitebox.setInternalState(tested, value);384 assertEquals(value, Whitebox.getInternalState(tested, String.class));385 }386 @SuppressWarnings("deprecation")387 @Test388 public void testSetInternalStateBasedOnObjectTypeWhenArgumentIsAPrimitiveType() throws Exception {389 final int value = 22;390 ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();391 Whitebox.setInternalState(tested, value);392 assertEquals((Integer) value, Whitebox.getInternalState(tested, "anotherInternalState",393 ClassWithChildThatHasInternalState.class, Integer.class));394 }395 @Test396 public void testSetInternalStateBasedOnObjectTypeWhenArgumentIsAPrimitiveTypeUsingGenerics() throws Exception {397 final int value = 22;398 ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();399 Whitebox.setInternalState(tested, value);400 assertEquals((Integer) value, Whitebox.<Integer>getInternalState(tested, "anotherInternalState",401 ClassWithChildThatHasInternalState.class));402 }403 @Test404 public void testSetInternalStateBasedOnObjectTypeAtASpecificPlaceInTheClassHierarchy() throws Exception {405 final String value = "a string";406 ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();407 Whitebox.setInternalState(tested, (Object) value, ClassWithInternalState.class);408 assertEquals(value, Whitebox.getInternalState(tested, "finalString"));409 }410 @Test411 public void testSetInternalStateBasedOnObjectTypeAtASpecificPlaceInTheClassHierarchyForPrimitiveType()412 throws Exception {413 final long value = 31;414 ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();415 Whitebox.setInternalState(tested, value, ClassWithInternalState.class);416 assertEquals(value, tested.getInternalLongState());417 }418 @Test419 public void testSetInternalStateBasedOnObjectTypeAtANonSpecificPlaceInTheClassHierarchyForPrimitiveType()420 throws Exception {421 final long value = 31;422 ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();423 Whitebox.setInternalState(tested, value);424 assertEquals(value, tested.getInternalLongState());425 }426 @Test427 public void testSetInternalMultipleOfSameTypeOnSpecificPlaceInHierarchy() throws Exception {428 final int value = 31;429 ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();430 try {431 Whitebox.setInternalState(tested, value, ClassWithInternalState.class);432 fail("should throw TooManyFieldsFoundException!");433 } catch (TooManyFieldsFoundException e) {434 assertEquals("Two or more fields matching type int.", e.getMessage());435 }436 }437 @Test438 public void testSetInternalMultipleOfSameType() throws Exception {439 final int value = 31;440 ClassWithInternalState tested = new ClassWithInternalState();441 try {442 Whitebox.setInternalState(tested, value);443 fail("should throw TooManyFieldsFoundException!");444 } catch (TooManyFieldsFoundException e) {445 assertEquals("Two or more fields matching type int.", e.getMessage());446 }447 }448 @Test449 public void testSetInternalStateBasedOnObjectSubClassTypeAtASpecificPlaceInTheClassHierarchy() throws Exception {450 final ClassWithPrivateMethods value = new ClassWithPrivateMethods() {451 };452 ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState();453 Whitebox.setInternalState(tested, value, ClassWithInternalState.class);454 assertSame(value, tested.getClassWithPrivateMethods());455 }456 @Test457 public void testSetInternalStateBasedOnObjectSubClassType() throws Exception {458 final ClassWithPrivateMethods value = new ClassWithPrivateMethods() {459 };460 ClassWithChildThatHasInternalState tested = new ClassWithChildThatHasInternalState() {461 };462 Whitebox.setInternalState(tested, value);463 assertSame(value, tested.getClassWithPrivateMethods());464 }465 @Test466 public void testGetAllInstanceFields() throws Exception {467 Set<Field> allFields = Whitebox.getAllInstanceFields(new ClassWithChildThatHasInternalState());468 assertEquals(8, allFields.size());469 }470 @Test471 public void testGetAllInstanceFieldsOnClass() {472 Set<Field> allFields = Whitebox.getAllInstanceFields(ClassWithChildThatHasInternalState.class);473 assertEquals(8, allFields.size());474 }475 @Test476 public void testGetAllStaticFields_assertNoFieldsFromParent() throws Exception {477 Set<Field> allFields = Whitebox.getAllStaticFields(ClassWithChildThatHasInternalState.class);478 assertEquals(0, allFields.size());479 }480 @Test481 public void testGetAllStaticFields() throws Exception {482 Set<Field> allFields = Whitebox.getAllStaticFields(ClassWithInternalState.class);483 assertEquals(4, allFields.size());484 }485 @Test486 public void testMethodWithNoMethodName_noMethodFound() throws Exception {487 try {488 Whitebox.getMethod(ClassWithInternalState.class, int.class);489 fail("Should throw MethodNotFoundException");490 } catch (MethodNotFoundException e) {491 assertEquals(492 "No method was found with parameter types: [ int ] in class org.powermock.reflect.testclasses.ClassWithInternalState.",493 e.getMessage());494 }495 }496 @Test497 public void testMethodWithNoMethodName_tooManyMethodsFound() throws Exception {498 try {499 Whitebox.getMethod(ClassWithSeveralMethodsWithSameName.class);500 fail("Should throw TooManyMethodsFoundException");501 } catch (TooManyMethodsFoundException e) {502 assertTrue(e503 .getMessage()504 .contains(505 "Several matching methods found, please specify the method name so that PowerMock can determine which method you're referring to"));506 }507 }508 @Test509 public void testMethodWithNoMethodName_ok() throws Exception {510 final Method method = Whitebox.getMethod(ClassWithSeveralMethodsWithSameName.class, double.class);511 assertEquals(method, ClassWithSeveralMethodsWithSameName.class.getDeclaredMethod("getDouble", double.class));512 }513 @Test514 public void testGetTwoMethodsWhenNoneOfThemAreFound() throws Exception {515 try {516 Whitebox.getMethods(ClassWithSeveralMethodsWithSameName.class, "notFound1", "notFound2");517 } catch (MethodNotFoundException e) {518 assertEquals(519 "No methods matching the name(s) notFound1 or notFound2 were found in the class hierarchy of class org.powermock.reflect.testclasses.ClassWithSeveralMethodsWithSameName.",520 e.getMessage());521 }522 }523 @Test524 public void testGetThreeMethodsWhenNoneOfThemAreFound() throws Exception {525 try {526 Whitebox.getMethods(ClassWithSeveralMethodsWithSameName.class, "notFound1", "notFound2", "notFound3");527 } catch (MethodNotFoundException e) {528 assertEquals(529 "No methods matching the name(s) notFound1, notFound2 or notFound3 were found in the class hierarchy of class org.powermock.reflect.testclasses.ClassWithSeveralMethodsWithSameName.",530 e.getMessage());531 }532 }533 /**534 * Asserts that <a535 * href="http://code.google.com/p/powermock/issues/detail?id=118">issue536 * 118</a> is fixed. Thanks to cemcatik for finding this.537 */538 @Test539 public void testInvokeConstructorWithBothNormalAndVarArgsParameter() throws Exception {540 ClassWithVarArgsConstructor2 instance = Whitebox.invokeConstructor(ClassWithVarArgsConstructor2.class, "first",541 "second", "third");542 assertArrayEquals(new String[]{"first", "second", "third"}, instance.getStrings());543 }544 /**545 * Asserts that <a546 * href="http://code.google.com/p/powermock/issues/detail?id=118">issue547 * 118</a> is fixed. Thanks to cemcatik for finding this.548 */549 @Test550 public void testInvokeMethodWithBothNormalAndVarArgsParameter() throws Exception {551 ClassWithPrivateMethods tested = new ClassWithPrivateMethods();552 assertEquals(4, Whitebox.invokeMethod(tested, "varArgsMethod2", 1, 2, 3));553 }554 @Test555 public void testInvokePrivateMethodWithArrayArgument() throws Exception {556 ClassWithPrivateMethods tested = new ClassWithPrivateMethods();557 assertEquals("Hello World", Whitebox.invokeMethod(tested, "evilConcatOfStrings", new Object[]{new String[]{558 "Hello ", "World"}}));559 }560 @Test561 public void testSetInternalStateFromContext_allStatesInSameOneContext() throws Exception {562 ClassWithSimpleInternalState tested = new ClassWithSimpleInternalState();563 MyContext context = new MyContext();564 Whitebox.setInternalStateFromContext(tested, context);565 assertEquals(context.getMyStringState(), tested.getSomeStringState());566 assertEquals(context.getMyIntState(), tested.getSomeIntState());567 }568 @Test569 public void testSetInternalStateFromContext_statesInDifferentContext() throws Exception {570 ClassWithSimpleInternalState tested = new ClassWithSimpleInternalState();571 MyIntContext myIntContext = new MyIntContext();572 MyStringContext myStringContext = new MyStringContext();573 Whitebox.setInternalStateFromContext(tested, myIntContext, myStringContext);574 assertEquals(myStringContext.getMyStringState(), tested.getSomeStringState());575 assertEquals(myIntContext.getSimpleIntState(), tested.getSomeIntState());576 }577 @Test578 public void testSetInternalStateFromContext_contextIsAClass() throws Exception {579 ClassWithSimpleInternalState tested = new ClassWithSimpleInternalState();580 Whitebox.setInternalStateFromContext(tested, MyContext.class);581 assertEquals(Whitebox.getInternalState(MyContext.class, long.class), (Long) tested.getSomeStaticLongState());582 }583 @Test584 public void testSetInternalStateFromContext_contextIsAClassAndAnInstance() throws Exception {585 ClassWithSimpleInternalState tested = new ClassWithSimpleInternalState();586 MyContext myContext = new MyContext();587 Whitebox.setInternalStateFromContext(tested, MyContext.class, myContext);588 assertEquals(myContext.getMyStringState(), tested.getSomeStringState());589 assertEquals(myContext.getMyIntState(), tested.getSomeIntState());590 assertEquals((Long) myContext.getMyLongState(), (Long) tested.getSomeStaticLongState());591 }592 @Test593 public void testSetInternalStateFromContext_contextHasOneInstanceAndOneStaticFieldOfSameType_onlyInstanceContext()594 throws Exception {595 ClassWithStaticAndInstanceInternalStateOfSameType.reset();596 ClassWithStaticAndInstanceInternalStateOfSameType tested = new ClassWithStaticAndInstanceInternalStateOfSameType();597 OneInstanceAndOneStaticFieldOfSameTypeContext context = new OneInstanceAndOneStaticFieldOfSameTypeContext();598 Whitebox.setInternalStateFromContext(tested, context);599 assertEquals(context.getMyStringState(), tested.getStringState());600 assertEquals("Static String state", tested.getStaticStringState());601 }602 @Test603 public void testSetInternalStateFromContext_contextHasOneInstanceAndOneStaticFieldOfSameType_onlyStaticContext()604 throws Exception {605 ClassWithStaticAndInstanceInternalStateOfSameType.reset();606 ClassWithStaticAndInstanceInternalStateOfSameType tested = new ClassWithStaticAndInstanceInternalStateOfSameType();607 Whitebox.setInternalStateFromContext(tested, OneInstanceAndOneStaticFieldOfSameTypeContext.class);608 assertEquals(OneInstanceAndOneStaticFieldOfSameTypeContext.getMyStaticStringState(), tested609 .getStaticStringState());610 assertEquals("String state", tested.getStringState());611 }612 @Test613 public void setInternalStateFromInstanceContextCopiesMatchingContextFieldsToTargetObjectByDefault()614 throws Exception {615 ClassWithSimpleInternalState tested = new ClassWithSimpleInternalState();616 InstanceFieldsNotInTargetContext fieldsNotInTargetContext = new InstanceFieldsNotInTargetContext();617 assertThat(tested.getSomeStringState()).isNotEqualTo(fieldsNotInTargetContext.getString());618 Whitebox.setInternalStateFromContext(tested, fieldsNotInTargetContext);619 assertEquals(tested.getSomeStringState(), fieldsNotInTargetContext.getString());620 }621 @Test622 public void setInternalStateFromInstanceContextCopiesMatchingContextFieldsToTargetObjectWhenSpecifyingMatchingStrategy()623 throws Exception {624 ClassWithSimpleInternalState tested = new ClassWithSimpleInternalState();625 InstanceFieldsNotInTargetContext fieldsNotInTargetContext = new InstanceFieldsNotInTargetContext();626 assertThat(tested.getSomeStringState()).isNotEqualTo(fieldsNotInTargetContext.getString());627 Whitebox.setInternalStateFromContext(tested, fieldsNotInTargetContext, FieldMatchingStrategy.MATCHING);628 assertEquals(tested.getSomeStringState(), fieldsNotInTargetContext.getString());629 }630 @Test(expected = FieldNotFoundException.class)631 public void setInternalStateFromInstanceContextThrowsExceptionWhenContextContainsFieldsNotDefinedInTargetObjectWhenSpecifyingStrictStrategy()632 throws Exception {633 ClassWithSimpleInternalState tested = new ClassWithSimpleInternalState();634 InstanceFieldsNotInTargetContext fieldsNotInTargetContext = new InstanceFieldsNotInTargetContext();635 assertThat(tested.getSomeStringState()).isNotEqualTo(fieldsNotInTargetContext.getString());636 Whitebox.setInternalStateFromContext(tested, fieldsNotInTargetContext, FieldMatchingStrategy.STRICT);637 assertEquals(tested.getSomeStringState(), fieldsNotInTargetContext.getString());638 }639 @Test640 public void setInternalStateFromClassContextCopiesMatchingContextFieldsToTargetObjectByDefault() throws Exception {641 long state = ClassWithSimpleInternalState.getLong();642 try {643 assertThat(state).isNotEqualTo(ClassFieldsNotInTargetContext.getLong());644 Whitebox.setInternalStateFromContext(ClassWithSimpleInternalState.class,645 ClassFieldsNotInTargetContext.class);646 assertEquals(ClassFieldsNotInTargetContext.getLong(), ClassWithSimpleInternalState.getLong());647 } finally {648 // Restore the state649 ClassWithSimpleInternalState.setLong(state);650 }651 }652 @Test653 public void setInternalStateFromClassContextCopiesMatchingContextFieldsToTargetObjectWhenSpecifyingMatchingStrategy()654 throws Exception {655 long state = ClassWithSimpleInternalState.getLong();656 try {657 assertThat(state).isNotEqualTo(ClassFieldsNotInTargetContext.getLong());658 Whitebox.setInternalStateFromContext(ClassWithSimpleInternalState.class,659 ClassFieldsNotInTargetContext.class, FieldMatchingStrategy.MATCHING);660 assertEquals(ClassFieldsNotInTargetContext.getLong(), ClassWithSimpleInternalState.getLong());661 } finally {662 // Restore the state663 ClassWithSimpleInternalState.setLong(state);664 }665 }666 @Test(expected = FieldNotFoundException.class)667 public void setInternalStateFromClassContextThrowsExceptionWhenContextContainsFieldsNotDefinedInTargetObjectWhenSpecifyingStrictStrategy()668 throws Exception {669 long state = ClassWithSimpleInternalState.getLong();670 try {671 assertThat(state).isNotEqualTo(ClassFieldsNotInTargetContext.getLong());672 Whitebox.setInternalStateFromContext(ClassWithSimpleInternalState.class,673 ClassFieldsNotInTargetContext.class, FieldMatchingStrategy.STRICT);674 } finally {675 // Restore the state676 ClassWithSimpleInternalState.setLong(state);677 }678 }679 @Test680 public void assertThatErrorMessageIsCorrectWhenNoInstanceFieldFound() throws Exception {681 ClassWithInternalState classWithInternalState = new ClassWithInternalState();682 try {683 Whitebox.setInternalState(classWithInternalState, (byte) 23);684 fail("Should throw a FieldNotFoundException.");685 } catch (FieldNotFoundException e) {686 assertEquals(687 "No instance field assignable from \"java.lang.Byte\" could be found in the class hierarchy of "688 + ClassWithInternalState.class.getName() + ".", e.getMessage());689 }690 }691 @Test692 public void assertThatErrorMessageIsCorrectWhenNoStaticFieldFound() throws Exception {693 try {694 Whitebox.setInternalState(ClassWithInternalState.class, (byte) 23);695 fail("Should throw a FieldNotFoundException.");696 } catch (FieldNotFoundException e) {697 assertEquals("No static field assignable from \"java.lang.Byte\" could be found in the class hierarchy of "698 + ClassWithInternalState.class.getName() + ".", e.getMessage());699 }700 }701 @Test702 public void assertThatWhiteboxWorksWithGenericsWhenSpecifyingFieldName() throws Exception {703 ClassWithInternalState object = new ClassWithInternalState();704 Set<String> state = Whitebox.getInternalState(object, "genericState");705 assertSame(object.getGenericState(), state);706 }707 @Test708 public void whiteboxGetMethodWithCorrectMethodNameButWrongParameterTypeReturnsErrorMessageReflectingTheWrongParameter()709 throws Exception {710 try {711 Whitebox.getMethod(ClassWithInternalState.class, "methodWithArgument", String.class, InputStream.class);712 fail("Should throw MethodNotFoundException");713 } catch (MethodNotFoundException e) {714 assertEquals(715 "No method found with name 'methodWithArgument' with parameter types: [ java.lang.String, java.io.InputStream ] in class org.powermock.reflect.testclasses.ClassWithInternalState.",716 e.getMessage());717 }718 }719 @Test720 public void whiteboxSetInternalStateWorksOnArraysWhenDefiningMethodName() {721 ClassWithInternalState tested = new ClassWithInternalState();722 final String[] expected = new String[]{"string1", "string2"};723 Whitebox.setInternalState(tested, "stringArray", expected);724 assertArrayEquals(expected, tested.getStringArray());725 }726 @Test727 public void whiteboxSetInternalStateWorksOnArraysWhenNotDefiningMethodName() {728 ClassWithInternalState tested = new ClassWithInternalState();729 final String[] expected = new String[]{"string1", "string2"};730 Whitebox.setInternalState(tested, expected);731 assertArrayEquals(expected, tested.getStringArray());732 }733 @Test734 public void getInternalStateThrowsIAEWhenInstanceIsNull() {735 try {736 Whitebox.getInternalState(null, String.class);737 fail("Should throw IllegalArgumentException");738 } catch (IllegalArgumentException e) {739 assertEquals("The object containing the field cannot be null", e.getMessage());740 }741 }742 @Test743 public void getInternalStateSupportsObjectArrayWhenSUTContainsSerializable() {744 ClassWithSerializableState tested = new ClassWithSerializableState();745 tested.setSerializable(new Serializable() {746 private static final long serialVersionUID = -1850246005852779087L;747 });748 tested.setObjectArray(new Object[0]);749 assertNotNull(Whitebox.getInternalState(tested, Object[].class));750 }751 @Test752 public void getInternalStateUsesAssignableToWhenLookingForObject() {753 ClassWithList tested = new ClassWithList();754 assertNotNull(Whitebox.getInternalState(tested, Object.class));755 }756 @Test(expected = TooManyFieldsFoundException.class)757 public void getInternalStateThrowsTooManyFieldsFoundWhenTooManyFieldsMatchTheSuppliedType() {758 ClassWithInternalState tested = new ClassWithInternalState();759 assertNotNull(Whitebox.getInternalState(tested, Object.class));760 }761 @Test762 public void invokeMethodInvokesOverridenMethods() throws Exception {763 assertTrue(Whitebox.<Boolean>invokeMethod(new ClassWithOverriddenMethod(), 2.0d));764 }765 @Test(expected = IllegalArgumentException.class)766 public void newInstanceThrowsIAEWhenClassIsAbstract() throws Exception {767 Whitebox.newInstance(AbstractClass.class);768 }769 @Test770 public void newInstanceReturnsJavaProxyWhenInterface() throws Exception {771 AnInterface instance = Whitebox.newInstance(AnInterface.class);772 assertTrue(Proxy.isProxyClass(instance.getClass()));773 }774 @Test775 public void newInstanceCreatesAnEmptyArrayWhenClassIsArray() throws Exception {776 byte[] newInstance = Whitebox.newInstance(byte[].class);777 assertEquals(0, newInstance.length);778 }779 @Test(expected = IllegalArgumentException.class)780 public void invokeMethodSupportsNullParameters() throws Exception {781 ClassWithAMethod classWithAMethod = new ClassWithAMethod();782 Connection connection = null;783 Whitebox.invokeMethod(classWithAMethod, "connect", connection);784 }785 @Test(expected = MethodNotFoundException.class)786 public void invokeOverriddenMethodWithNullParameterThrowsIAE() throws Exception {787 ClassWithOverloadedMethods tested = new ClassWithOverloadedMethods();788 Child child = null;789 Whitebox.invokeMethod(tested, "overloaded", 2, child);790 }791 @Test792 public void canPassNullParamToPrivateStaticMethod() throws Exception {793 assertEquals("hello", Whitebox.invokeMethod(ClassWithStaticMethod.class, "aStaticMethod", (Object[])null));794 }795 @Test796 public void canPassNullParamToPrivateStaticMethodWhenDefiningParameterTypes() throws Exception {797 assertEquals("hello", Whitebox.invokeMethod(ClassWithStaticMethod.class, "aStaticMethod", new Class<?>[]{byte[].class}, (Object[])null));798 }799 @Test800 public void canPassNullPrimitiveArraysToAPrivateStaticMethod() throws Exception {801 assertEquals("hello", Whitebox.invokeMethod(ClassWithStaticMethod.class, "aStaticMethod", (byte[]) null));802 }803 @Test804 public void canPassMultipleNullValuesToStaticMethod() throws Exception {805 assertEquals("null null", Whitebox.invokeMethod(ClassWithStaticMethod.class, "anotherStaticMethod", (Object) null, (byte[]) null));806 }807 @Test808 public void testObjectConstructors() throws Exception {809 String name = "objectConstructor";810 ClassWithObjectConstructors instance = Whitebox.invokeConstructor(ClassWithObjectConstructors.class,811 name);812 assertEquals(instance.getName(), name);813 }814 @Test815 public void testInterfaceConstructors() throws Exception {816 ConstructorInterface param = new ConstructorInterfaceImpl("constructorInterfaceSomeValue");817 ClassWithInterfaceConstructors instance = Whitebox.invokeConstructor(ClassWithInterfaceConstructors.class,818 param);819 assertEquals(instance.getValue(), param.getValue());...
Source:AbstractAmazonJobExecutorTest.java
...63 AWSCredentials credentials = mock( AWSCredentials.class );64 when( credentials.getAWSAccessKeyId() ).thenReturn( null );65 when( credentials.getAWSSecretKey() ).thenReturn( null );66 Whitebox.setInternalState( jobExecutor, "stagingDir", stagingDirWithScheme );67 String stagingDirPath = org.powermock.reflect.Whitebox.invokeMethod( jobExecutor, "getS3FileObjectPath" );68 assertEquals( expectedStagingDirPath, stagingDirPath );69 }70 @Test71 public void testGetKeyFromS3StagingDir_getNullKey() throws Exception {72 PowerMockito.doReturn( "/test" ).when( jobExecutor, "getS3FileObjectPath" );73 String bucketKey = org.powermock.reflect.Whitebox.invokeMethod( jobExecutor, "getKeyFromS3StagingDir" );74 assertEquals( null, bucketKey );75 }76 @Test77 public void testGetKeyFromS3StagingDir_getNotNullKey() throws Exception {78 PowerMockito.doReturn( "/bucket/key" ).when( jobExecutor, "getS3FileObjectPath" );79 String bucketKey = org.powermock.reflect.Whitebox.invokeMethod( jobExecutor, "getKeyFromS3StagingDir" );80 assertEquals( "key", bucketKey );81 }82 @Test83 public void testSetS3BucketKey_keyNotNull() throws Exception {84 String bucketKey = "key/subkey";85 String expectedKey = bucketKey + "/" + stagingFile.getName();86 FileObject stagingFileObject = KettleVFS.getFileObject( stagingFile.getPath() );87 PowerMockito.doReturn( bucketKey ).when( jobExecutor, "getKeyFromS3StagingDir" );88 org.powermock.reflect.Whitebox.invokeMethod( jobExecutor, "setS3BucketKey", stagingFileObject );89 String bucketKeyWithFileName = (String) Whitebox.getInternalState( jobExecutor, "key" );90 assertEquals( expectedKey, bucketKeyWithFileName );91 }92 @Test93 public void testSetS3BucketKey_keyNull() throws Exception {94 String bucketKey = null;95 String expectedKey = stagingFile.getName();96 FileObject stagingFileObject = KettleVFS.getFileObject( stagingFile.getPath() );97 PowerMockito.doReturn( bucketKey ).when( jobExecutor, "getKeyFromS3StagingDir" );98 org.powermock.reflect.Whitebox.invokeMethod( jobExecutor, "setS3BucketKey", stagingFileObject );99 String bucketKeyWithFileName = (String) Whitebox.getInternalState( jobExecutor, "key" );100 assertEquals( expectedKey, bucketKeyWithFileName );101 }102 @Test103 public void testSetS3BucketKey_keyEmptyString() throws Exception {104 String bucketKey = "";105 String expectedKey = stagingFile.getName();106 FileObject stagingFileObject = KettleVFS.getFileObject( stagingFile.getPath() );107 PowerMockito.doReturn( bucketKey ).when( jobExecutor, "getKeyFromS3StagingDir" );108 org.powermock.reflect.Whitebox.invokeMethod( jobExecutor, "setS3BucketKey", stagingFileObject );109 String bucketKeyWithFileName = (String) Whitebox.getInternalState( jobExecutor, "key" );110 assertEquals( expectedKey, bucketKeyWithFileName );111 }112 @Test113 public void testGetStagingBucketName_OneFolder() throws Exception {114 String expectedBucketName = "test";115 PowerMockito.doReturn( "/test" ).when( jobExecutor, "getS3FileObjectPath" );116 String bucketName = jobExecutor.getStagingBucketName();117 assertEquals( expectedBucketName, bucketName );118 }119 @Test120 public void testGetStagingBucketName_withSubfolder() throws Exception {121 String expectedBucketName = "test";122 PowerMockito.doReturn( "/test/hive" ).when( jobExecutor, "getS3FileObjectPath" );...
Source:WhiteboxImplTest.java
...35 @Test36 public void assertThatClassAndNotStringIsNotSameWhenInvokingCheckIfTypesAreSame() throws Exception {37 Method method = WhiteboxImpl.getMethod(WhiteboxImpl.class, "checkIfParameterTypesAreSame", boolean.class,38 Class[].class, Class[].class);39 boolean invokeMethod = (Boolean) method.invoke(WhiteboxImpl.class, false, new Class<?>[] { Class.class },40 new Class<?>[] { String.class });41 assertFalse(invokeMethod);42 }4344 @Test45 public void assertThatClassAndClassIsSameWhenInvokingCheckIfTypesAreSame() throws Exception {46 Method method = WhiteboxImpl.getMethod(WhiteboxImpl.class, "checkIfParameterTypesAreSame", boolean.class,47 Class[].class, Class[].class);48 boolean invokeMethod = (Boolean) method.invoke(WhiteboxImpl.class, false, new Class<?>[] { Class.class },49 new Class<?>[] { Class.class });50 assertTrue(invokeMethod);51 }5253 @Test54 public void getBestCandidateMethodReturnsMatchingMethodWhenNoOverloading() throws Exception {55 final Method expectedMethod = ClassWithStandardMethod.class.getDeclaredMethod("myMethod", double.class);56 final Method actualMethod = WhiteboxImpl.getBestMethodCandidate(ClassWithStandardMethod.class, "myMethod",57 new Class<?>[] { double.class }, false);58 assertEquals(expectedMethod, actualMethod);59 }6061 @Test62 public void getBestCandidateMethodReturnsMatchingMethodWhenOverloading() throws Exception {63 final Method expectedMethod = ClassWithOverloadedMethods.class.getDeclaredMethod("overloaded", double.class,64 Child.class);
...
invokeMethod
Using AI Code Generation
1package org.powermock.examples.tutorial.partialmocking;2import org.junit.Test;3import org.junit.runner.RunWith;4import org.powermock.api.mockito.PowerMockito;5import org.powermock.core.classloader.annotations.PrepareForTest;6import org.powermock.modules.junit4.PowerMockRunner;7import org.powermock.reflect.Whitebox;8import java.lang.reflect.InvocationTargetException;9import static org.junit.Assert.assertEquals;10import static org.junit.Assert.assertTrue;11@RunWith(PowerMockRunner.class)12@PrepareForTest( { ClassWithFinalMethods.class })13public class ClassWithFinalMethodsTest {14 public void testFinalMethod() throws Exception {15 .mock(ClassWithFinalMethods.class);16 PowerMockito.when(classWithFinalMethods, "finalMethod", "test").thenReturn(17 "mocked");18 assertEquals("mocked", classWithFinalMethods.finalMethod("test"));19 }20 public void testFinalMethodWithWhitebox() throws Exception {21 .mock(ClassWithFinalMethods.class);22 PowerMockito.when(classWithFinalMethods, "finalMethod", "test").thenReturn(23 "mocked");24 assertEquals("mocked", Whitebox.invokeMethod(classWithFinalMethods,25 "finalMethod", "test"));26 }27 public void testFinalMethodWithWhitebox2() throws Exception {28 .mock(ClassWithFinalMethods.class);29 PowerMockito.when(classWithFinalMethods, "finalMethod", "test").thenReturn(30 "mocked");31 assertEquals("mocked", Whitebox.invokeMethod(classWithFinalMethods,32 "finalMethod", "test"));33 }34 public void testFinalMethodWithWhitebox3() throws Exception {35 .mock(ClassWithFinalMethods.class);36 PowerMockito.when(classWithFinalMethods, "finalMethod", "test").thenReturn(37 "mocked");38 assertEquals("mocked", Whitebox.invokeMethod(classWithFinalMethods,39 "finalMethod", "test"));40 }41 public void testFinalMethodWithWhitebox4() throws Exception {42 .mock(ClassWithFinal
invokeMethod
Using AI Code Generation
1package com.powermock;2import java.lang.reflect.InvocationTargetException;3import java.lang.reflect.Method;4import org.junit.Assert;5import org.junit.Test;6import org.junit.runner.RunWith;7import org.powermock.api.mockito.PowerMockito;8import org.powermock.core.classloader.annotations.PrepareForTest;9import org.powermock.modules.junit4.PowerMockRunner;10import com.powermock.service.EmployeeService;11@RunWith(PowerMockRunner.class)12@PrepareForTest(EmployeeService.class)13public class InvokeMethodTest {14 public void testInvokeMethod() throws IllegalAccessException, IllegalArgumentException, InvocationTargetException {15 EmployeeService employeeService = PowerMockito.mock(EmployeeService.class);16 Method method = PowerMockito.method(EmployeeService.class, "getEmployeeName");17 Object[] params = new Object[] { "John" };18 PowerMockito.doReturn("John").when(employeeService, method, params);19 String name = (String) PowerMockito.invokeMethod(employeeService, "getEmployeeName", "John");20 Assert.assertEquals("John", name);21 }22}
invokeMethod
Using AI Code Generation
1import org.powermock.reflect.Whitebox;2public class 4 {3 public static void main(String[] args) {4 String str = "Hello";5 int length = Whitebox.invokeMethod(str, "length");6 System.out.println("length of string is : " + length);7 }8}
invokeMethod
Using AI Code Generation
1package com.automationrhapsody.powermock;2import org.powermock.reflect.Whitebox;3public class ClassWithPrivateMethod {4 private String privateMethod(String name) {5 return "Hello " + name;6 }7 public String publicMethod(String name) {8 return privateMethod(name);9 }10 public static void main(String[] args) throws Exception {11 ClassWithPrivateMethod obj = new ClassWithPrivateMethod();12 String message = Whitebox.invokeMethod(obj, "privateMethod", "John");13 System.out.println(message);14 }15}
invokeMethod
Using AI Code Generation
1package com.powermock;2import org.powermock.reflect.Whitebox;3public class 4 {4 public static void main(String[] args) {5 Whitebox.invokeMethod(new Class1(), "method1");6 }7}8package com.powermock;9import org.powermock.reflect.Whitebox;10public class 5 {11 public static void main(String[] args) {12 Whitebox.invokeConstructor(Class1.class);13 }14}15package com.powermock;16import org.powermock.reflect.Whitebox;17public class 6 {18 public static void main(String[] args) {19 Whitebox.invokeConstructor(Class1.class, "Hello", 1);20 }21}22package com.powermock;23import org.powermock.reflect.Whitebox;24public class 7 {25 public static void main(String[] args) {26 Whitebox.invokeConstructor(Class1.class, new Object[] {"Hello", 1});27 }28}29package com.powermock;30import org.powermock.reflect.Whitebox;31public class 8 {32 public static void main(String[] args) {33 Whitebox.invokeConstructor(Class1.class, new Class[] {String.class, int.class}, new Object[] {"Hello", 1});34 }35}36package com.powermock;37import org.powermock.reflect.Whitebox;38public class 9 {39 public static void main(String[] args) {40 Whitebox.invokeConstructor(Class1.class, new Class[] {String.class, int.class}, "Hello", 1);41 }42}43package com.powermock;44import org.powermock.reflect.Whitebox
invokeMethod
Using AI Code Generation
1package com.automation;2import org.powermock.reflect.Whitebox;3public class InvokeMethod {4public static void main(String[] args) throws Exception {5String str = "Hello";6System.out.println(Whitebox.invokeMethod(str, "length"));7}8}
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Most used method in Whitebox
- getField
- getFields
- getMethod
- newInstance
- getConstructor
- setInternalState
- getInternalState
- invokeMethod
- subclass
- MyClass
- invokeConstructor
- getFirstParentConstructor
- getMethods
- getType
- getUnproxyType
- getFieldsAnnotatedWith
- getAllInstanceFields
- getAllStaticFields
- getFieldsOfType
- getInnerClassType
- getLocalClassType
- getAnonymousInnerClassType
- setInternalStateFromContext
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