Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use assertThatPartialMockingOfFinalSystemClassesWorks method of samples.powermockito.junit4.system.SystemClassUserTest class

Best Powermock code snippet using samples.powermockito.junit4.system.SystemClassUserTest.assertThatPartialMockingOfFinalSystemClassesWorks

Source:SystemClassUserTest.java

...70        when(System.getProperty("property")).thenReturn("my property");71        assertEquals("my property", new SystemClassUser().getSystemProperty());72    }73    @Test74    public void assertThatPartialMockingOfFinalSystemClassesWorks() throws Exception {75        spy(System.class);76        when(System.nanoTime()).thenReturn(2L);77        new SystemClassUser().doMoreComplicatedStuff();78        assertEquals("2", System.getProperty("nanoTime"));79    }80    @Test81    public void assertThatMockingOfCollectionsWork() throws Exception {82        List<?> list = new LinkedList<Object>();83        mockStatic(Collections.class);84        Collections.shuffle(list);85        new SystemClassUser().shuffleCollection(list);86        verifyStatic(Collections.class, times(2));87        Collections.shuffle(list);88    }89    @Test90    public void assertThatPartialMockingOfFinalSystemClassesWorksForNonVoidMethods() throws Exception {91        spy(System.class);92        when(System.getProperty("property")).thenReturn("my property");93        final SystemClassUser systemClassUser = new SystemClassUser();94        systemClassUser.copyProperty("to", "property");95    }96    @Test97    public void assertThatMockingStringWorks() throws Exception {98        mockStatic(String.class);99        final String string = "string";100        final String args = "args";101        final String returnValue = "returnValue";102        when(String.format(string, args)).thenReturn(returnValue);103        final SystemClassUser systemClassUser = new SystemClassUser();104        assertEquals(systemClassUser.format(string, args), returnValue);...

assertThatPartialMockingOfFinalSystemClassesWorks

Using AI Code Generation

1public static void generateCodeForClass(Class<?> clazz) throws IOException {2    String code = generateCodeForClass(clazz, false);3    String fileName = clazz.getCanonicalName().replace('.', File.separatorChar) + ".java";4    File file = new File("src" + File.separatorChar + "test" + File.separatorChar + "java" + File.separatorChar + fileName);5    file.getParentFile().mkdirs();6    FileWriter writer = new FileWriter(file);7    writer.write(code);8    writer.close();9}10public static String generateCodeForClass(Class<?> clazz, boolean useMockito) {11    StringBuilder builder = new StringBuilder();12    builder.append("package ").append(clazz.getPackage().getName()).append(";13");14    builder.append("import org.junit.Test;15");16    builder.append("import org.junit.runner.RunWith;17");18    builder.append("import org.powermock.api.mockito.PowerMockito;19");20    builder.append("import org.powermock.core.classloader.annotations.PrepareForTest;21");22    builder.append("import org.powermock.modules.junit4.PowerMockRunner;23");24    builder.append("import samples.powermockito.junit4.system.SystemClassUser;25");26    builder.append("import static org.junit.Assert.assertEquals;27");28    builder.append("import static org.junit.Assert.fail;29");30    builder.append("import static org.powermock.api.mockito.PowerMockito.mock;31");32    builder.append("import static org.powermock.api.mockito.PowerMockito.mockStatic;33");34    builder.append("import static org.powermock.api.mockito.PowerMockito.when;35");36    builder.append("import static org.powermock.api.mockito.PowerMockito.whenNew;37");38    builder.append("

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.