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How to use assertEquals method of samples.powermockito.junit4.membermodification.MemberModificationExampleTest class

Best Powermock code snippet using samples.powermockito.junit4.membermodification.MemberModificationExampleTest.assertEquals

Source:MemberModificationExampleTest.java

...50    @Test51    public void suppressMultipleMethodsExample1() throws Exception {52        suppress(methods(SuppressMethod.class, "getObject", "getInt"));53        assertNull(new SuppressMethod().getObject());54        assertEquals(0, new SuppressMethod().getInt());55    }56    @Test57    public void suppressMultipleMethodsExample2() throws Exception {58        suppress(methods(method(SuppressMethod.class, "getObject"), method(SuppressMethod.class, "getInt")));59        assertNull(new SuppressMethod().getObject());60        assertEquals(0, new SuppressMethod().getInt());61    }62    @Test63    public void suppressAllMethodsExample() throws Exception {64        suppress(methodsDeclaredIn(SuppressMethod.class));65        final SuppressMethod tested = new SuppressMethod();66        assertNull(tested.getObject());67        assertNull(SuppressMethod.getObjectStatic());68        assertEquals(0, tested.getByte());69    }70    @Test71    public void suppressSingleFieldExample() throws Exception {72        suppress(field(SuppressField.class, "domainObject"));73        SuppressField tested = new SuppressField();74        assertNull(tested.getDomainObject());75    }76    @Test77    public void suppressConstructorExample() throws Exception {78        suppress(constructor(SuppressConstructorHierarchy.class));79        SuppressConstructorHierarchy tested = new SuppressConstructorHierarchy("message");80        assertEquals(42, tested.getNumber());81        assertNull(tested.getMessage());82    }83    @Test84    public void stubSingleMethodExample() throws Exception {85        final String expectedReturnValue = "new";86        stub(method(SuppressMethod.class, "getObject")).toReturn(expectedReturnValue);87        final SuppressMethod tested = new SuppressMethod();88        assertEquals(expectedReturnValue, tested.getObject());89        assertEquals(expectedReturnValue, tested.getObject());90    }91    @Test92    public void duckTypeStaticMethodExample() throws Exception {93        replace(method(SuppressMethod.class, "getObjectStatic")).with(94                method(StaticAndInstanceDemo.class, "getStaticMessage"));95        assertEquals(SuppressMethod.getObjectStatic(), StaticAndInstanceDemo.getStaticMessage());96    }97    @Test98    public void whenReplacingMethodWithAMethodOfIncorrectReturnTypeThenAnIAEIsThrown() throws Exception {99        try {100            replace(method(SuppressMethod.class, "getObjectStatic")).with(101                    method(StaticAndInstanceDemo.class, "aVoidMethod"));102            fail("Should thow IAE");103        } catch (Exception e) {104            assertEquals("The replacing method (public static void samples.staticandinstance.StaticAndInstanceDemo.aVoidMethod()) needs to return java.lang.Object and not void.", e.getMessage());105        }106    }107    @Test108    public void whenReplacingMethodWithAMethodOfWithIncorrectParametersThenAnIAEIsThrown() throws Exception {109        try {110            replace(method(SuppressMethod.class, "getObjectStatic")).with(111                    method(StaticAndInstanceDemo.class, "aMethod2"));112            fail("Should thow IAE");113        } catch (Exception e) {114            assertEquals("The replacing method, \"public static java.lang.Object samples.staticandinstance.StaticAndInstanceDemo.aMethod2(java.lang.String)\", needs to have the same number of parameters of the same type as as method \"public static java.lang.Object samples.suppressmethod.SuppressMethod.getObjectStatic()\".", e.getMessage());115        }116    }117    @Test118    public void changingReturnValueExample() throws Exception {119        replace(method(SuppressMethod.class, "getObjectWithArgument")).with(new ReturnValueChangingInvocationHandler());120        final SuppressMethod tested = new SuppressMethod();121        assertThat(tested.getObjectWithArgument("don't do anything"), is(instanceOf(Object.class)));122        assertEquals("hello world", tested.getObjectWithArgument("make it a string"));123    }124    @Test125    public void suppressAllConstructors() throws Exception {126        suppress(constructorsDeclaredIn(SuppressEverything.class));127        SuppressEverything suppressEverything = new SuppressEverything();128        new SuppressEverything("test");129        try {130            suppressEverything.something();131            fail("Should throw ISE");132        } catch (IllegalStateException e) {133            assertEquals("error", e.getMessage());134        }135    }136    @Test137    public void suppressEverythingExample() throws Exception {138        suppress(everythingDeclaredIn(SuppressEverything.class));139        SuppressEverything suppressEverything = new SuppressEverything();140        new SuppressEverything("test");141        suppressEverything.something();142        suppressEverything.somethingElse();143    }144    private final class ReturnValueChangingInvocationHandler implements InvocationHandler {145        public Object invoke(Object object, Method method, Object[] arguments) throws Throwable {146            if (arguments[0].equals("make it a string")) {147                return "hello world";...

assertEquals

Using AI Code Generation

1public void testPrivateMethod() throws Exception {2    MemberModificationExample memberModificationExample = new MemberModificationExample();3    PowerMockito.when(memberModificationExample, "privateMethod").thenReturn("privateMethod");4    String result = memberModificationExample.publicMethod();5    assertEquals("privateMethod", result);6}7[INFO] --- maven-surefire-plugin:2.22.1:test (default-test) @ powermockito-junit4-membermodification ---8[INFO] --- maven-jar-plugin:3.1.2:jar (default-jar) @ powermockito-junit4-membermodification ---

assertEquals

Using AI Code Generation

1package samples.powermockito.junit4.membermodification;2import static org.junit.Assert.assertEquals;3import static org.powermock.api.mockito.PowerMockito.mock;4import static org.powermock.api.mockito.PowerMockito.when;5import org.junit.Test;6import org.junit.runner.RunWith;7import org.powermock.core.classloader.annotations.PrepareForTest;8import org.powermock.modules.junit4.PowerMockRunner;9@RunWith(PowerMockRunner.class)10@PrepareForTest(MemberModificationExample.class)11public class MemberModificationExampleTest {12    public void testMockPrivateMethod() throws Exception {13        MemberModificationExample tested = new MemberModificationExample();14        MemberModificationExample mock = mock(MemberModificationExample.class);15        when(mock, "privateMethod").thenReturn("mocked private method");16        assertEquals("mocked private method", tested.privateMethod());17    }18}19package samples.powermockito.junit4.membermodification;20public class MemberModificationExample {21    private String privateMethod() {22        return "original private method";23    }24}

assertEquals

Using AI Code Generation

1[INFO] [INFO] --- maven-compiler-plugin:3.8.1:compile (default-compile) @ powermockito-junit4-membermodification ---2[INFO] [INFO] --- maven-surefire-plugin:2.22.2:test (default-test) @ powermockito-junit4-membermodification ---3[INFO] [ERROR] testPrivateMethodInvocationUsingAPrivateHelperMethod(samples.powermockito.junit4.membermodification.MemberModificationExampleTest)  Time elapsed: 0.004 s  <<< ERROR!4    at org.powermock.api.mockito.PowerMockito.mockStatic (PowerMockito.java:774)5    at samples.powermockito.junit4.membermodification.MemberModificationExampleTest.testPrivateMethodInvocationUsingAPrivateHelperMethod (MemberModificationExampleTest.java:36)6    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)7    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)8    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)9    at java.lang.reflect.Method.invoke (Method.java:498)10    at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall (FrameworkMethod.java:50)11    at org.junit.internal.runners.model.ReflectiveCallable.run (ReflectiveCallable.java:12)12    at org.junit.runners.model.FrameworkMethod.invokeExplosively (FrameworkMethod.java:47)13    at org.junit.internal.runners.statements.InvokeMethod.evaluate (InvokeMethod.java:17)14    at org.junit.internal.runners.statements.RunBefores.evaluate (RunBefores.java:26)

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