How to use MockingOfInstanceMethodsInFinalSystemClassTest class of samples.junit4.finalmocking package

Best Powermock code snippet using samples.junit4.finalmocking.MockingOfInstanceMethodsInFinalSystemClassTest

Source:MockingOfInstanceMethodsInFinalSystemClassTest.java Github

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...25 * Test class to demonstrate non-static final mocking of instance methods in26 * system classes.27 */28@RunWith(PowerMockRunner.class)29@PrepareForTest(MockingOfInstanceMethodsInFinalSystemClassTest.class)30public class MockingOfInstanceMethodsInFinalSystemClassTest {31 @Test32 public void assertThatMockingOfInstanceMethodsInFinalSystemClassesWorks() throws Exception {33 Long tested = createMock(Long.class);34 expect(tested.longValue()).andReturn(22L);35 replayAll();36 assertEquals(22L, tested.longValue());37 verifyAll();38 }39 @Test40 public void assertThatMockingOfInstanceMethodsInStringWorks() throws Exception {41 String tested = createMock(String.class);42 expect(tested.charAt(2)).andReturn('A');43 replayAll();44 assertEquals('A', tested.charAt(2));...

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MockingOfInstanceMethodsInFinalSystemClassTest

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1package samples.junit4.finalmocking;2import org.junit.Test;3import org.junit.runner.RunWith;4import org.powermock.modules.junit4.PowerMockRunner;5import org.powermock.reflect.Whitebox;6import static org.junit.Assert.*;7import static org.powermock.api.mockito.PowerMockito.*;8@RunWith(PowerMockRunner.class)9public class MockingOfInstanceMethodsInFinalSystemClassTest {10 public void testMockingOfInstanceMethodsInFinalSystemClass() throws Exception {11 final String expected = "Hello World!";12 final String actual = Whitebox.invokeMethod(System.class, "lineSeparator");13 assertEquals(expected, actual);14 }15}16[INFO] --- maven-compiler-plugin:3.6.0:testCompile (default-testCompile) @ powermock-module-junit4-samples ---

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MockingOfInstanceMethodsInFinalSystemClassTest

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1package samples.junit4.finalmocking;2import mockit.Mock;3import mockit.MockUp;4import org.junit.*;5import java.util.*;6import static org.junit.Assert.*;7{8 public void mockFinalSystemClass() {9 new MockUp<Calendar>() {10 @Mock int get(int field) { return 2010; }11 };12 Calendar calendar = Calendar.getInstance();13 assertEquals(2010, calendar.get(Calendar.YEAR));14 }15 public void mockFinalSystemClassUsingMockClass() {16 new MockCalendar();17 Calendar calendar = Calendar.getInstance();18 assertEquals(2010, calendar.get(Calendar.YEAR));19 }20}21final class MockCalendar extends MockUp<Calendar> {22 @Mock int get(int field) { return 2010; }23}

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MockingOfInstanceMethodsInFinalSystemClassTest

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1import static org.junit.Assert.assertEquals;2import java.util.ArrayList;3import java.util.List;4import org.junit.Test;5import org.junit.runner.RunWith;6import mockit.Mocked;7import mockit.integration.junit4.JMockit;8@RunWith(JMockit.class)9{10 public void useMockedArrayList(@Mocked final ArrayList<String> mock)11 {12 mock.add("test");13 mock.clear();14 new ArrayList<String>().add("test");15 mock.add("test2");16 mock.clear();17 new ArrayList<String>().add("test2");18 assertEquals(2, mock.size());19 }20 public void useMockedList(@Mocked final List<String> mock)21 {22 mock.add("test");23 mock.clear();24 new ArrayList<String>().add("test");25 mock.add("test2");26 mock.clear();27 new ArrayList<String>().add("test2");28 assertEquals(2, mock.size());29 }30}31import static org.junit.Assert.assertEquals;32import org.junit.Test;33import org.junit.runner.RunWith;34import mockit.Mock;35import mockit

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MockingOfInstanceMethodsInFinalSystemClassTest

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1package samples.junit4.finalmocking;2import static org.junit.Assert.assertEquals;3import static org.junit.Assert.fail;4import java.util.concurrent.Callable;5import org.junit.Test;6import org.junit.runner.RunWith;7import org.powermock.core.classloader.annotations.PrepareForTest;8import org.powermock.modules.junit4.PowerMockRunner;9import samples.finalmocking.FinalSystemClass;10@RunWith(PowerMockRunner.class)11@PrepareForTest(FinalSystemClass.class)12public class MockingOfInstanceMethodsInFinalSystemClassTest {13 public void testMockingOfInstanceMethodsInFinalSystemClass() throws Exception {14 FinalSystemClass finalSystemClass = new FinalSystemClass();15 String result = finalSystemClass.call(new Callable<String>() {16 public String call() throws Exception {17 return "Hello World!";18 }19 });20 assertEquals("Hello World!", result);21 }22}23package samples.junit4.finalmocking;24import static org.junit.Assert.assertEquals;25import static org.junit.Assert.fail;26import java.util.concurrent.Callable;27import org.junit.Test;28import org.junit.runner.RunWith;29import org.powermock.core.classloader.annotations.PrepareForTest;30import org.powermock.modules.junit4.PowerMockRunner;31import samples.finalmocking.FinalSystemClass;32@RunWith(PowerMockRunner.class)33@PrepareForTest(FinalSystemClass.class)34public class MockingOfInstanceMethodsInFinalSystemClassTest {35 public void testMockingOfInstanceMethodsInFinalSystemClass() throws Exception {36 FinalSystemClass finalSystemClass = new FinalSystemClass();37 String result = finalSystemClass.call(new Callable<String>() {38 public String call() throws Exception {39 return "Hello World!";40 }41 });42 assertEquals("Hello World!", result);43 }44}45package samples.junit4.finalmocking;46import static org.junit.Assert.assertEquals;47import static org.junit.Assert.fail;48import java.util.concurrent.Callable;49import org.junit.Test;50import org.junit.runner.RunWith;51import org.powermock.core.classloader.annotations.PrepareForTest;52import org.powermock.modules.junit4.PowerMockRunner;53import samples.finalmocking.FinalSystemClass;54@RunWith(PowerMockRunner.class)55@PrepareForTest(FinalSystemClass.class)56public class MockingOfInstanceMethodsInFinalSystemClassTest {57 public void testMockingOfInstanceMethodsInFinalSystemClass() throws Exception {58 FinalSystemClass finalSystemClass = new FinalSystemClass();

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