Best Powermock code snippet using samples.powermockito.junit4.rule.objenesis.SystemClassUserTest.assertThatMockingOfTheRuntimeSystemClassWorks
Source: SystemClassUserTest.java
...59 assertEquals("something", new SystemClassUser().performEncode());60 }61 62 @Test63 public void assertThatMockingOfTheRuntimeSystemClassWorks() throws Exception {64 mockStatic(Runtime.class);65 66 Runtime runtimeMock = mock(Runtime.class);67 Process processMock = mock(Process.class);68 69 when(Runtime.getRuntime()).thenReturn(runtimeMock);70 when(runtimeMock.exec("command")).thenReturn(processMock);71 72 assertSame(processMock, new SystemClassUser().executeCommand());73 }74 75 @Test76 public void assertThatMockingOfFinalSystemClassesWorks() throws Exception {77 mockStatic(System.class);...
assertThatMockingOfTheRuntimeSystemClassWorks
Using AI Code Generation
1PowerMockito can be used with JUnit 4 to mock the runtime class. This is important if you are using a library that uses the runtime class to instantiate objects. The following example shows how to mock the runtime class:2package samples.powermockito.junit4.rule.objenesis;3import org.junit.Rule;4import org.junit.Test;5import org.junit.runner.RunWith;6import org.powermock.core.classloader.annotations.PrepareForTest;7import org.powermock.modules.junit4.PowerMockRunner;8import org.powermock.modules.junit4.rule.PowerMockRule;9import org.powermock.reflect.Whitebox;10import samples.singleton.Singleton;11import static org.junit.Assert.*;12import static org.powermock.api.mockito.PowerMockito.*;13@RunWith(PowerMockRunner.class)14@PrepareForTest(Runtime.class)15public class RuntimeClassUserTest {16 public PowerMockRule rule = new PowerMockRule();17 public void assertThatMockingOfTheRuntimeClassWorks() throws Exception {18 Runtime mockRuntime = mock(Runtime.class);19 when(mockRuntime.exec(anyString())).thenReturn(null);20 whenNew(Runtime.class).withNoArguments().thenReturn(mockRuntime);21 Singleton singleton = new Singleton();22 assertNotNull(singleton.getValue());23 Whitebox.invokeMethod(singleton, "setValue", "Hello world");24 assertEquals("Hello world", singleton.getValue());25 }26}27package samples.powermockito.junit4.rule.objenesis;28import org.junit.Rule;29import org.junit.Test;30import org.junit.runner.RunWith;31import org.powermock.core
assertThatMockingOfTheRuntimeSystemClassWorks
Using AI Code Generation
1@RunWith(Enclosed.class)2public class EnclosedTest {3 public static class FirstTest {4 public void firstTest() {5 }6 }7 public static class SecondTest {8 public void secondTest() {9 }10 }11}12@RunWith(Parameterized.class)13public class ParameterizedTest {14 private int first;15 private int second;16 public ParameterizedTest(int first, int second) {17 this.first = first;18 this.second = second;19 }20 public static Collection<Object[]> data() {21 return Arrays.asList(new Object[][]{22 {1, 2},23 {2, 3},24 {3, 4},25 {4, 5}26 });27 }28 public void test() {29 assertEquals(first + 1, second);30 }31}32@RunWith(Suite.class)33@Suite.SuiteClasses({FirstTest.class, SecondTest.class})34public class SuiteTest {35}36public class TestRuleTest {37 public TemporaryFolder folder = new TemporaryFolder();38 public void testUsingTempFolder() throws IOException {39 File createdFile = folder.newFile("myfile.txt");40 File createdFolder = folder.newFolder("subfolder");41 }42}43public class IgnoreTest {44 public void test() {45 }46 public void ignoredTest() {47 }48}49public class IgnoreTest {50 public void test() {51 }52 @Ignore("For a good reason")53 public void ignoredTest() {54 }55}
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