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How to use reloadClass method of org.powermock.core.transformers.ConstructorCallMockTransformerTest class

Best Powermock code snippet using org.powermock.core.transformers.ConstructorCallMockTransformerTest.reloadClass

Source:ConstructorCallMockTransformerTest.java

...75        final Class<MultipleConstructors> testClass = MultipleConstructors.class;76        77        setTestClassToTransformers(testClass);78        79        final Class<?> modifiedClass = reloadClass(testClass);80        81        assertThat(modifiedClass.getConstructors())82            .hasSameSizeAs(testClass.getConstructors());83        84        assertThatThrownBy(85            new ThrowingCallable() {86                @Override87                public void call() throws Throwable {88                    modifiedClass.getConstructor(IndicateReloadClass.class);89                }90            }91        ).withFailMessage("A public defer-constructor is added.")92         .isExactlyInstanceOf(NoSuchMethodException.class);93    }94    95    @Test96    public void should_not_change_constructors_of_nested_test_classes() throws Exception {97        assumeClassLoaderMode();98    99        setTestClassToTransformers(ParentTestClass.class);100    101        final Class<?> originalClazz = NestedTestClass.class;102        final Class<?> modifiedClass = reloadClass(originalClazz);103        104        assertThat(modifiedClass.getConstructors())105            .hasSameSizeAs(originalClazz.getConstructors());106        107        assertThatThrownBy(108            new ThrowingCallable() {109                @Override110                public void call() throws Throwable {111                    modifiedClass.getConstructor(IndicateReloadClass.class);112                }113            }114        ).withFailMessage("A public defer-constructor is added.")115         .isExactlyInstanceOf(NoSuchMethodException.class);116    }117    118    @Test119    public void should_add_additional_defer_constructor_which_call_default_if_parent_Object_and_strategy_classloader() throws Exception {120        121        assumeClassLoaderMode();122        assumeClassLoaderIsByteBuddy();123        124        Class<?> clazz = reloadClass(PublicSuperClass.class);125        126        assertThat(clazz.getConstructors())127            .as("Number of constructors in modified class")128            .hasSize(2);129        130        assertThat(clazz.getConstructor(IndicateReloadClass.class))131            .as("Defer-constructor returnOnMethodCall")132            .isNotNull();133    }134    135    @Test136    public void should_add_additional_defer_constructor_which_call_default_if_parent_not_Object_and_strategy_classloader() throws Exception {137        138        assumeClassLoaderMode();139        140        Class<?> clazz = reloadClass(SubClass.class);141        142        assertThat(clazz.getConstructors())143            .as("Number of constructors in modified class")144            .hasSize(2);145        146        assertThat(clazz.getConstructor(IndicateReloadClass.class))147            .as("Defer-constructor returnOnMethodCall")148            .isNotNull();149    }150    151    @Test152    public void should_not_add_additional_defer_constructor_if_strategy_is_not_classloader() throws Exception {153        assumeAgentMode();154        155        Class<?> clazz = loadWithMockClassLoader(SupportClasses.SubClass.class.getName());156        157        assertThat(clazz.getConstructors())158            .as("Number of constructors in modified class")159            .hasSameSizeAs(SupportClasses.SubClass.class.getConstructors());160    }161    162    @Test163    public void should_not_add_defer_constructor_to_interface() throws Exception {164        Class<?> clazz = loadWithMockClassLoader(SomeInterface.class.getName());165        166        assertThat(clazz.getConstructors())167            .as("Number of constructors in modified interface same as in original")168            .hasSameSizeAs(SomeInterface.class.getConstructors());169    }170    171    @Test172    public void should_not_add_defer_constructor_to_enum() throws Exception {173        Class<?> clazz = loadWithMockClassLoader(EnumClass.class.getName());174        175        assertThat(clazz.getConstructors())176            .as("Number of constructors in modified class same as in original")177            .hasSameSizeAs(EnumClass.class.getConstructors());178    }179    180    @Test181    public void should_suppress_call_to_super_constructor_if_getaway_return_SUPPRESS() throws Exception {182        assumeClassLoaderMode();183        184        MockGatewaySpy.returnOnMethodCall(SUPPRESS);185        186        Class<?> clazz = loadWithMockClassLoader(SuperClassCallSuperConstructor.class.getName());187    188        final Constructor<?> constructor = clazz.getConstructor(String.class, String.class, double.class);189        190        Throwable throwable = catchThrowable(new ThrowingCallable() {191            @Override192            public void call() throws Throwable {193                try {194                    constructor.newInstance("name", "field", 100);195                } catch (Exception e) {196                    throw e.getCause() == null ? e : e.getCause();197                }198            }199        });200        201        assertThat(throwable)202            .as("Call to super is suppressed")203            .isNull();204    }205    206    @Test207    public void should_not_suppress_call_to_super_constructor_if_getaway_return_PROCEED() throws Exception {208        assumeClassLoaderMode();209        210        MockGatewaySpy.returnOnMethodCall(PROCEED);211        212        Class<?> clazz = loadWithMockClassLoader(SuperClassCallSuperConstructor.class.getName());213    214        final Constructor<?> constructor = clazz.getConstructor(String.class, String.class, double.class);215        216        Throwable throwable = catchThrowable(new ThrowingCallable() {217            @Override218            public void call() throws Throwable {219                try {220                    constructor.newInstance("name", "field", 100);221                } catch (Exception e) {222                    throw e.getCause() == null ? e : e.getCause();223                }224            }225        });226        227        assertThat(throwable)228            .as("Call to super is not suppressed")229            .isInstanceOf(IllegalArgumentException.class)230            .hasMessage(SupperClassThrowsException.MESSAGE);231    }232    233    @Test234    public void should_provide_correct_constructor_param_and_arguments() throws Exception {235        assumeClassLoaderMode();236        237        MockGatewaySpy.returnOnMethodCall(SUPPRESS);238        239        Class<?> clazz = loadWithMockClassLoader(SuperClassCallSuperConstructor.class.getName());240    241        final Constructor<?> constructor = clazz.getConstructor(String.class, String.class, double.class);242        243        constructor.newInstance("name", "field", 100);244    245        assertThatCorrectConstructorTypeProvided();246    247        final MethodCall methodCall = MockGatewaySpy.constructorCalls().get(0);248        249        assertThat(methodCall.args)250            .as("Correct constructor arguments are provided")251            .containsExactly("name", 100.0);252        253        assertThat(methodCall.sig)254            .as("Correct constructor signature is provided")255            .containsExactly(String.class, double.class);256    }257    258    @Test259    public void should_provide_correct_constructor_param_and_arguments_when_cast_required() throws Exception {260        assumeClassLoaderMode();261        262        MockGatewaySpy.returnOnMethodCall(SUPPRESS);263        264        final Class<?> clazz = loadWithMockClassLoader(SuperClassCallSuperConstructorWithCast.class.getName());265        266        final Class<?> paramClass = loadWithMockClassLoader(ParameterInterface.class.getName());267        final Object param = loadWithMockClassLoader(ParameterImpl.class.getName()).newInstance();268        269        final Constructor<?> constructor = clazz.getConstructor(paramClass);270        271        constructor.newInstance(param);272    273        assertThatCorrectConstructorTypeProvided();274    275        final MethodCall methodCall = MockGatewaySpy.constructorCalls().get(0);276    277        assertThat(methodCall.args)278            .as("Correct constructor arguments are provided")279            .containsExactly(param);280        281        assertThat(methodCall.sig)282            .as("Correct constructor signature is provided")283            .hasSize(1)284            .extracting(new Extractor<Class<?>, Object>() {285                @Override286                public Object extract(final Class<?> input) {287                    return input.getName();288                }289            })290            .containsExactly(ParameterImpl.class.getName());291    }292    293    @Test294    public void should_provide_correct_constructor_param_and_arguments_when_parameters_vararg() throws Exception {295        assumeClassLoaderMode();296        297        MockGatewaySpy.returnOnMethodCall(SUPPRESS);298        299        final Class<?> clazz = loadWithMockClassLoader(SuperClassCallSuperConstructorWithVararg.class.getName());300        301        final Class<?> paramClass = long[].class;302        303        final Constructor<?> constructor = clazz.getConstructor(paramClass);304    305        long[] params = {1, 5, 6};306        constructor.newInstance(new Object[]{307            params308        });309    310        assertThatCorrectConstructorTypeProvided();311    312        final MethodCall methodCall = MockGatewaySpy.constructorCalls().get(0);313        314        assertThat(methodCall.args)315            .as("Constructor arguments have correct size")316            .hasSize(1);317        318        assertThat((long[]) methodCall.args[0])319            .as("Correct constructor arguments are provided")320            .containsExactly(params);321        322        assertThat(methodCall.sig)323            .as("Correct constructor signature is provided")324            .hasSize(1)325            .containsExactly(long[].class);326    }327    328    private void assertThatCorrectConstructorTypeProvided() {329        final MethodCall methodCall = MockGatewaySpy.constructorCalls().get(0);330        assertThat(methodCall.type.getName())331            .as("Correct constructor type is provided")332            .isEqualTo(SupperClassThrowsException.class.getName());333    }334    335    private Class<?> reloadClass(final Class<?> originalClazz) throws Exception {336        assumeThat("Original number of constructors equals to 1", originalClazz.getConstructors().length, equalTo(1));337        return loadWithMockClassLoader(originalClazz.getName());338    }339}...

reloadClass

Using AI Code Generation

1package com.github.javaparser.symbolsolver.resolution.typesolvers;2import com.github.javaparser.JavaParser;3import com.github.javaparser.ParseProblemException;4import com.github.javaparser.ast.CompilationUnit;5import com.github.javaparser.ast.expr.SimpleName;6import com.github.javaparser.ast.stmt.ExpressionStmt;7import com.github.javaparser.ast.type.ClassOrInterfaceType;8import com.github.javaparser.ast.type.Type;9import com.github.javaparser.symbolsolver.AbstractSymbolResolutionTest;10import com.github.javaparser.symbolsolver.model.resolution.TypeSolver;11import com.github.javaparser.symbolsolver.resolution.typesolvers.memory.InMemoryTypeSolver;12import org.junit.Test;13import static org.junit.Assert.assertEquals;14public class JavaParserTypeSolverTest extends AbstractSymbolResolutionTest {15    public void test() {16        TypeSolver typeSolver = new InMemoryTypeSolver();17        JavaParserTypeSolver javaParserTypeSolver = new JavaParserTypeSolver(new InMemoryTypeSolver());18        javaParserTypeSolver.addSource(JavaParser.parse("class A {}"));19        assertEquals("A", javaParserTypeSolver.tryToSolveType("A").get().asReferenceType().getQualifiedName());20    }21    public void test2() {22        TypeSolver typeSolver = new InMemoryTypeSolver();23        JavaParserTypeSolver javaParserTypeSolver = new JavaParserTypeSolver(new InMemoryTypeSolver());24        javaParserTypeSolver.addSource(JavaParser.parse("class A {}"));25        assertEquals("A", javaParserTypeSolver.tryToSolveType("A").get().asReferenceType().getQualifiedName());26    }27    public void test3() {28        TypeSolver typeSolver = new InMemoryTypeSolver();29        JavaParserTypeSolver javaParserTypeSolver = new JavaParserTypeSolver(new InMemoryTypeSolver());30        javaParserTypeSolver.addSource(JavaParser.parse("class A {}"));31        assertEquals("A", javaParserTypeSolver.tryToSolveType("A").get().asReferenceType().getQualifiedName());32    }33    public void test4() {34        TypeSolver typeSolver = new InMemoryTypeSolver();35        JavaParserTypeSolver javaParserTypeSolver = new JavaParserTypeSolver(new InMemoryTypeSolver());36        javaParserTypeSolver.addSource(JavaParser.parse("class A {}"));37        assertEquals("A", javaParserTypeSolver.tryToSolveType("

reloadClass

Using AI Code Generation

1    public void testReloadClass() throws Exception {2        ConstructorCallMockTransformerTest transformer = new ConstructorCallMockTransformerTest();3        transformer.reloadClass(ClassToTest.class);4        ClassToTest classToTest = new ClassToTest();5        classToTest.methodToTest();6    }7}

reloadClass

Using AI Code Generation

1public class ConstructorCallMockTransformerTest {2    private static final Logger LOGGER = LoggerFactory.getLogger(ConstructorCallMockTransformerTest.class);3    private static final String MOCKED_CLASS = "org.powermock.core.transformers.ConstructorCallMockTransformerTest$MockedClass";4    public static void main(String[] args) throws Exception {5        new Thread(new Runnable() {6            public void run() {7                try {8                    reloadClass();9                } catch (Exception e) {10                    LOGGER.error("Exception while reloading class", e);11                }12            }13        }).start();14    }15    private static void reloadClass() throws Exception {16        Class<?> mockedClass = Class.forName(MOCKED_CLASS);17        Constructor<?> constructor = mockedClass.getDeclaredConstructor(String.class);18        constructor.setAccessible(true);19        Object instance = constructor.newInstance("test");20        LOGGER.info("instance: {}", instance);21    }22    public static class MockedClass {23        private String value;24        public MockedClass(String value) {25            this.value = value;26        }27        public String toString() {28            return "MockedClass{" +

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