KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta 
How to use canPassNullParamToPrivateStaticMethod method of org.powermock.reflect.WhiteBoxTest class
Best Powermock code snippet using org.powermock.reflect.WhiteBoxTest.canPassNullParamToPrivateStaticMethod
Source:WhiteBoxTest.java 
...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,...
canPassNullParamToPrivateStaticMethod
Using AI Code Generation
1PowerMockito.mockStatic(WhiteBoxTest.class);2PowerMockito.when(WhiteBoxTest.canPassNullParamToPrivateStaticMethod(Mockito.anyString(), Mockito.anyString())).thenReturn("test");3String test = WhiteBoxTest.canPassNullParamToPrivateStaticMethod("test", null);4assertEquals("test", test);5test = WhiteBoxTest.canPassNullParamToPrivateStaticMethod(null, "test");6assertEquals("test", test);7test = WhiteBoxTest.canPassNullParamToPrivateStaticMethod(null, null);8assertEquals("test", test);9[INFO] --- maven-surefire-plugin:2.22.0:test (default-test) @ powermock-reflect-test ---
canPassNullParamToPrivateStaticMethod
Using AI Code Generation
1package org.powermock.reflect.testclasses;2import org.junit.Test;3import org.junit.runner.RunWith;4import org.powermock.core.classloader.annotations.PrepareForTest;5import org.powermock.modules.junit4.PowerMockRunner;6import org.powermock.reflect.Whitebox;7import org.powermock.reflect.testclasses.ClassWithPrivateStaticMethods;8import static org.junit.Assert.assertEquals;9import static org.junit.Assert.assertNull;10@RunWith(PowerMockRunner.class)11@PrepareForTest(ClassWithPrivateStaticMethods.class)12public class ClassWithPrivateStaticMethodsTest {13 public void canPassNullParamToPrivateStaticMethod() throws Exception {14 String result = Whitebox.invokeMethod(ClassWithPrivateStaticMethods.class, "privateStaticMethod", (Object[]) null);15 assertNull(result);16 }17}18package org.powermock.reflect.testclasses;19public class ClassWithPrivateStaticMethods {20 private static String privateStaticMethod(String param) {21 return param;22 }23}24org.powermock.reflect.WhiteboxTest > canPassNullParamToPrivateStaticMethod() FAILED25org.powermock.reflect.WhiteboxTest > canPassNullParamToPrivateStaticMethod() FAILED26org.powermock.reflect.WhiteboxTest > canPassNullParamToPrivateStaticMethod() FAILED27org.powermock.reflect.WhiteboxTest > canPassNullParamToPrivateStaticMethod() FAILED28org.powermock.reflect.WhiteboxTest > canPassNullParamToPrivateStaticMethod() FAILED29org.powermock.reflect.WhiteboxTest > canPassNullParamToPrivateStaticMethod() FAILED
canPassNullParamToPrivateStaticMethod
Using AI Code Generation
1import org.powermock.reflect.internal.WhiteboxImpl2import org.powermock.reflect.WhiteBoxTest3assert WhiteboxImpl.canPassNullParamToPrivateStaticMethod(WhiteBoxTest, "canPassNullParamToPrivateStaticMethod", [String, boolean])4assert WhiteboxImpl.canPassNullParamToPrivateStaticMethod(WhiteBoxTest, "canPassNullParamToPrivateStaticMethod", [String, int])5assert WhiteboxImpl.canPassNullParamToPrivateStaticMethod(WhiteBoxTest, "canPassNullParamToPrivateStaticMethod", [String, long])6assert WhiteboxImpl.canPassNullParamToPrivateStaticMethod(WhiteBoxTest, "canPassNullParamToPrivateStaticMethod", [String, float])7assert WhiteboxImpl.canPassNullParamToPrivateStaticMethod(WhiteBoxTest, "canPassNullParamToPrivateStaticMethod", [String, double])8assert WhiteboxImpl.canPassNullParamToPrivateStaticMethod(WhiteBoxTest, "canPassNullParamToPrivateStaticMethod", [String, char])9assert WhiteboxImpl.canPassNullParamToPrivateStaticMethod(WhiteBoxTest, "canPassNullParamToPrivateStaticMethod", [String, byte])10assert WhiteboxImpl.canPassNullParamToPrivateStaticMethod(WhiteBoxTest, "canPassNullParamToPrivateStaticMethod", [String, short])11assert WhiteboxImpl.canPassNullParamToPrivateStaticMethod(WhiteBoxTest, "canPassNullParamToPrivateStaticMethod", [String, boolean, int])12assert WhiteboxImpl.canPassNullParamToPrivateStaticMethod(WhiteBoxTest, "canPassNullParamToPrivateStaticMethod", [String, boolean, long])13assert WhiteboxImpl.canPassNullParamToPrivateStaticMethod(WhiteBoxTest, "canPassNullParamToPrivateStaticMethod", [String, boolean, float])14assert WhiteboxImpl.canPassNullParamToPrivateStaticMethod(WhiteBoxTest, "canPassNullParamToPrivateStaticMethod", [String, boolean, double])15assert WhiteboxImpl.canPassNullParamToPrivateStaticMethod(WhiteBoxTest, "canPassNullParamToPrivateStaticMethod", [String, boolean, char])16assert WhiteboxImpl.canPassNullParamToPrivateStaticMethod(WhiteBoxTest, "canPassNullParamToPrivateStaticMethod", [String, boolean
Automation Testing Tutorials
Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
LambdaTest Learning Hubs:
- JUnit Tutorial
- TestNG Tutorial
- Webdriver Tutorial
- WebDriverIO Tutorial
- Protractor Tutorial
- Selenium 4 Tutorial
- Jenkins Tutorial
- NUnit Tutorial
- Jest Tutorial
- Playwright Tutorial
- Cypress Tutorial
- PyTest Tutorial
YouTube
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
Run Powermock automation tests on LambdaTest cloud grid
Perform automation testing on 3000+ real desktop and mobile devices online.
Most used method in WhiteBoxTest
- testFindMethod_classContainingMethodWithNoParameters
- testFindMethod_classContainingOnlyMethodsWithParameters
- testFindMethod_noMethodFound
- testGetInternalState_object
- testGetInternalState_parmaterizedType
- testSetInternalState
- testSetInternalStateWithMultipleValues
- testSetInternalState_superClass
- testGetInternalState_superClass_object
- testGetInternalState_superClass_parameterized
- testInvokePrivateMethod_primtiveType
- testInvokePrivateMethod_primtiveType_withoutSpecifyingMethodName
- testInvokePrivateMethod_withoutSpecifyingMethodName_noArguments
- testInvokePrivateMethod_withoutSpecifyingMethodName_assertThatNullWorks
- testInvokePrivateMethod_withoutSpecifyingMethodName_onlyOneArgument
- testInvokeStaticPrivateMethod_withoutSpecifyingMethodName_onlyOneArgument
- testInvokePrivateMethod_primtiveType_Wrapped
- testInvokePrivateMethod_wrappedType
- testInvokePrivateMethod_wrappedType_primitive
- testMethodWithPrimitiveIntAndString_primitive
- testMethodWithPrimitiveIntAndString_Wrapped
- testMethodWithPrimitiveAndWrappedInt_primtive_wrapped
- testStaticState
- testStaticFinalPrimitiveState
- testStaticFinalStringState
- testStaticFinalObject
- testInvokeMethodWithNullParameter
- testInvokeConstructorWithNullParameter
- testGetInternalWithNullParameter
- testSetInternalWithNullParameter
- testInstantiateVarArgsOnlyConstructor
- testInstantiateVarArgsOnlyConstructor_noArguments
- testInvokeVarArgsMethod_multipleValues
- testInvokeVarArgsMethod_noArguments
- testInvokeVarArgsMethod_oneArgument
- testInvokeVarArgsMethod_invokeVarArgsWithOneArgument
- testInvokePrivateMethodWithASubTypeOfTheArgumentType
- testInvokePrivateMethodWithAClassArgument
- testSetInternalStateInChildClassWithoutSpecifyingTheChildClass
- testSetInternalStateInClassAndMakeSureThatTheChildClassIsNotAffectedEvenThoughItHasAFieldWithTheSameName
- testSetInternalStateWithInvalidArgumentType
- testSetInternalStateWithNull
- testSetAndGetInternalStateBasedOnFieldType
- testSetAndGetInternalStateAtASpecificPlaceInTheHierarchyBasedOnFieldType
- testSetInternalStateBasedOnObjectType
- testSetInternalStateBasedOnObjectTypeWhenArgumentIsAPrimitiveType
- testSetInternalStateBasedOnObjectTypeWhenArgumentIsAPrimitiveTypeUsingGenerics
- testSetInternalStateBasedOnObjectTypeAtASpecificPlaceInTheClassHierarchy
- testSetInternalStateBasedOnObjectTypeAtASpecificPlaceInTheClassHierarchyForPrimitiveType
- testSetInternalStateBasedOnObjectTypeAtANonSpecificPlaceInTheClassHierarchyForPrimitiveType
- testSetInternalMultipleOfSameTypeOnSpecificPlaceInHierarchy
- testSetInternalMultipleOfSameType
- testSetInternalStateBasedOnObjectSubClassTypeAtASpecificPlaceInTheClassHierarchy
- testSetInternalStateBasedOnObjectSubClassType
- testGetAllInstanceFields
- testGetAllInstanceFieldsOnClass
- testGetAllStaticFields_assertNoFieldsFromParent
- testGetAllStaticFields
- testMethodWithNoMethodName_noMethodFound
- testMethodWithNoMethodName_tooManyMethodsFound
- testMethodWithNoMethodName_ok
- testGetTwoMethodsWhenNoneOfThemAreFound
- testGetThreeMethodsWhenNoneOfThemAreFound
- testInvokeConstructorWithBothNormalAndVarArgsParameter
- testInvokeMethodWithBothNormalAndVarArgsParameter
- testInvokePrivateMethodWithArrayArgument
- testSetInternalStateFromContext_allStatesInSameOneContext
- testSetInternalStateFromContext_statesInDifferentContext
- testSetInternalStateFromContext_contextIsAClass
- testSetInternalStateFromContext_contextIsAClassAndAnInstance
- testSetInternalStateFromContext_contextHasOneInstanceAndOneStaticFieldOfSameType_onlyInstanceContext
- testSetInternalStateFromContext_contextHasOneInstanceAndOneStaticFieldOfSameType_onlyStaticContext
- setInternalStateFromInstanceContextCopiesMatchingContextFieldsToTargetObjectByDefault
- setInternalStateFromInstanceContextCopiesMatchingContextFieldsToTargetObjectWhenSpecifyingMatchingStrategy
- setInternalStateFromInstanceContextThrowsExceptionWhenContextContainsFieldsNotDefinedInTargetObjectWhenSpecifyingStrictStrategy
- setInternalStateFromClassContextCopiesMatchingContextFieldsToTargetObjectByDefault
- setInternalStateFromClassContextCopiesMatchingContextFieldsToTargetObjectWhenSpecifyingMatchingStrategy
- setInternalStateFromClassContextThrowsExceptionWhenContextContainsFieldsNotDefinedInTargetObjectWhenSpecifyingStrictStrategy
- assertThatErrorMessageIsCorrectWhenNoInstanceFieldFound
- assertThatErrorMessageIsCorrectWhenNoStaticFieldFound
- assertThatWhiteboxWorksWithGenericsWhenSpecifyingFieldName
- whiteboxGetMethodWithCorrectMethodNameButWrongParameterTypeReturnsErrorMessageReflectingTheWrongParameter
- whiteboxSetInternalStateWorksOnArraysWhenDefiningMethodName
- whiteboxSetInternalStateWorksOnArraysWhenNotDefiningMethodName
- getInternalStateThrowsIAEWhenInstanceIsNull
- getInternalStateSupportsObjectArrayWhenSUTContainsSerializable
- getInternalStateUsesAssignableToWhenLookingForObject
- getInternalStateThrowsTooManyFieldsFoundWhenTooManyFieldsMatchTheSuppliedType
- invokeMethodInvokesOverridenMethods
- newInstanceThrowsIAEWhenClassIsAbstract
- newInstanceReturnsJavaProxyWhenInterface
- newInstanceCreatesAnEmptyArrayWhenClassIsArray
- invokeMethodSupportsNullParameters
- invokeOverriddenMethodWithNullParameterThrowsIAE
- canPassNullParamToPrivateStaticMethod
- canPassNullParamToPrivateStaticMethodWhenDefiningParameterTypes
- canPassNullPrimitiveArraysToAPrivateStaticMethod
- canPassMultipleNullValuesToStaticMethod
- testObjectConstructors
- testInterfaceConstructors
- testPrimitiveConstructorsArgumentBoxed
- testOverloadedConstructors
- testFinalState
Try LambdaTest Now !!
Get 100 minutes of automation test minutes FREE!!
Was this article helpful?
