KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta Join TestMu Conference

How to use getInstance method of org.powermock.core.transformers.MockTransformerTestHelper class

Best Powermock code snippet using org.powermock.core.transformers.MockTransformerTestHelper.getInstance

Source:MockTransformerTestHelper.java

...58    static Collection<Object[]> createOneTransformerTestData(final Class<?> mockGateway, final Class<?> transformerClass) {59        List<Object[]> data = new ArrayList<Object[]>();60        61        for (TransformStrategy strategy : TransformStrategy.values()) {62            MockTransformer transformer = getInstance(mockGateway, strategy, transformerClass);63            64            data.add(new Object[]{65                strategy,66                transformer,67                createClassLoaderFactory(transformerClass)68            });69        }70        71        return data;72    }73    74    private static MockClassLoaderFactory createClassLoaderFactory(final Class<?> transformerClass) {75        if (AbstractJavaAssistMockTransformer.class.isAssignableFrom(transformerClass)){76            return new MockClassLoaderFactory(JavassistMockClassLoader.class);77        }78        throw new UnsupportedOperationException();79    }80    81    private static List<MockTransformerChain> createTransformers(final Class<?> mockGateway, final TransformStrategy strategy, final Class<?>... classes) {82        List<MockTransformerChain> transformers = new ArrayList<MockTransformerChain>();83        84        for (Class<?> transformerClass : classes) {85            MockTransformer transformer = getInstance(mockGateway, strategy, transformerClass);86            transformers.add(createChainFrom(transformer));87        }88        89        return transformers;90    }91    92    private static MockTransformer getInstance(final Class<?> mockGateway, final TransformStrategy strategy, final Class<?> transformerClass) {93        try {94            Constructor<?> constructor = transformerClass.getConstructor(TransformStrategy.class);95            Object instance = constructor.newInstance(strategy);96    97            Field mockGetawayClassField = null;98            try {99                mockGetawayClassField = WhiteboxImpl.getField(transformerClass, "mockGetawayClass");100            } catch (Exception e) {101                // do nothing102            }103    104            if (mockGetawayClassField != null){105                mockGetawayClassField.setAccessible(true);106                mockGetawayClassField.set(instance, mockGateway);...

getInstance

Using AI Code Generation

1MockTransformer mockTransformer = MockTransformerTestHelper.getInstance();2MockTransformer mockTransformer = MockTransformerTestHelper.getMockTransformer();3MockTransformer mockTransformer = MockTransformerTestHelper.getMockTransformer();4package org.powermock.core.transformers;5import org.powermock.core.MockTransformer;6public class MockTransformerTestHelper {7    public static MockTransformer getInstance() {8        return new MockTransformer();9    }10    public static MockTransformer getMockTransformer() {11        return new MockTransformer();12    }13}14package org.powermock.core.transformers;15import org.junit.Test;16import org.powermock.core.MockTransformer;17public class MockTransformerTestHelperTest {18    public void testGetInstance() {19        MockTransformer mockTransformer = MockTransformerTestHelper.getInstance();20        System.out.println(mockTransformer);21    }22    public void testGetMockTransformer() {23        MockTransformer mockTransformer = MockTransformerTestHelper.getMockTransformer();24        System.out.println(mockTransformer);25    }26}27void myTest() {28}29@Test(name = "myTest")30void test() {31}32@Test(name = "myTest")33void test() {34}35@Test(name = "myTest" + 1)36void test() {37}38void myTest() {39}

getInstance

Using AI Code Generation

1public class MockTransformerTestHelperTest {2    private static final String CLASS_NAME = "org.powermock.core.transformers.MockTransformerTestHelper";3    public void shouldReturnCorrectInstance() throws Exception {4        MockTransformerTestHelper helper = MockTransformerTestHelper.getInstance();5        assertThat(helper, notNullValue());6    }7    public void shouldReturnCorrectInstanceWhenClassIsLoadedByAnotherClassLoader() throws Exception {8        ClassLoader classLoader = new ClassLoader() {9            protected Class<?> loadClass(String name, boolean resolve) throws ClassNotFoundException {10                if (name.equals(CLASS_NAME)) {11                    return findClass(name);12                }13                return super.loadClass(name, resolve);14            }15            protected Class<?> findClass(String name) throws ClassNotFoundException {16                if (name.equals(CLASS_NAME)) {17                    byte[] bytes = loadClassData(name);18                    return defineClass(name, bytes, 0, bytes.length);19                }20                return super.findClass(name);21            }22            private byte[] loadClassData(String name) {23                InputStream inputStream = getClass().getClassLoader().getResourceAsStream(name.replaceAll("\\.", "/") + ".class");24                ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();25                int b;26                try {27                    while ((b = inputStream.read()) != -1) {28                        byteArrayOutputStream.write(b);29                    }30                    return byteArrayOutputStream.toByteArray();31                } catch (IOException e) {32                    throw new RuntimeException(e);33                }34            }35        };36        Class<?> helperClass = Class.forName(CLASS_NAME, true, classLoader);37        Method getInstanceMethod = helperClass.getMethod("getInstance");38        Object instance = getInstanceMethod.invoke(null);39        assertThat(instance, notNullValue());40    }41    private static class MockTransformerTestHelper {42        private static final MockTransformerTestHelper INSTANCE = new MockTransformerTestHelper();43        public static MockTransformerTestHelper getInstance() {44            return INSTANCE;45        }46        private MockTransformerTestHelper() {47        }48    }49}

getInstance

Using AI Code Generation

1MockTransformer mockTransformer = MockTransformerTestHelper.getInstance();2byte[] transformedClass = mockTransformer.transformClass(classLoader, className, classBeingRedefined, protectionDomain, classfileBuffer);3MockTransformer mockTransformer = MockTransformerTestHelper.getInstance();4byte[] transformedClass = mockTransformer.transformClass(classLoader, className, classBeingRedefined, protectionDomain, classfileBuffer);5MockTransformer mockTransformer = MockTransformerTestHelper.getInstance();6byte[] transformedClass = mockTransformer.transformClass(classLoader, className, classBeingRedefined, protectionDomain, classfileBuffer);7MockTransformer mockTransformer = MockTransformerTestHelper.getInstance();8byte[] transformedClass = mockTransformer.transformClass(classLoader, className, classBeingRedefined, protectionDomain, classfileBuffer);9MockTransformer mockTransformer = MockTransformerTestHelper.getInstance();

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.