How to use withCodeSourceUrlOf method of org.mockitoutil.ClassLoaders class

Best Mockito code snippet using org.mockitoutil.ClassLoaders.withCodeSourceUrlOf

Source:ClassLoadersTest.java

...76    @Test(expected = ClassNotFoundException.class)77    public void excluding_class_loader_cannot_load_classes_when_no_correct_source_url_set() throws Exception {78        // given79        ClassLoader cl = excludingClassLoader()80                .withCodeSourceUrlOf(this.getClass())81                .build();82        // when83        cl.loadClass("org.mockito.Mockito");84        // then class CNFE85    }86    @Test87    public void excluding_class_loader_can_load_classes_when_correct_source_url_set() throws Exception {88        // given89        ClassLoader cl = excludingClassLoader()90                .withCodeSourceUrlOf(Mockito.class)91                .build();92        // when93        cl.loadClass("org.mockito.Mockito");94        // then class successfully loaded95    }96    @Test97    public void excluding_class_loader_cannot_load_class_when_excluded_prefix_match_class_to_load() throws Exception {98        // given99        ClassLoader cl = excludingClassLoader()100                .withCodeSourceUrlOf(Mockito.class)101                .without("org.mockito.BDDMockito")102                .build();103        cl.loadClass("org.mockito.Mockito");104        // when105        try {106            cl.loadClass("org.mockito.BDDMockito");107            fail("should have raise a ClassNotFoundException");108        } catch (ClassNotFoundException e) {109            assertThat(e.getMessage()).contains("org.mockito.BDDMockito");110        }111        // then class successfully loaded112    }113    @Test114    public void can_not_load_a_class_not_previously_registered_in_builder() throws Exception {115        // given116        ClassLoader cl = ClassLoaders117                .inMemoryClassLoader()118                .withClassDefinition("yop.Dude", SimpleClassGenerator.makeMarkerInterface("yop.Dude"))119                .build();120        // when121        try {122            cl.loadClass("not.Defined");123            fail();124        } catch (ClassNotFoundException e) {125            // then126            assertThat(e.getMessage()).contains("not.Defined");127        }128    }129    @Test130    public void can_load_a_class_in_memory_from_bytes() throws Exception {131        // given132        ClassLoader cl = ClassLoaders133                .inMemoryClassLoader()134                .withClassDefinition("yop.Dude", SimpleClassGenerator.makeMarkerInterface("yop.Dude"))135                .build();136        // when137        Class<?> aClass = cl.loadClass("yop.Dude");138        // then139        assertThat(aClass).isNotNull();140        assertThat(aClass.getClassLoader()).isEqualTo(cl);141        assertThat(aClass.getName()).isEqualTo("yop.Dude");142    }143    @Test144    public void cannot_load_a_class_file_not_in_parent() throws Exception {145        // given146        ClassLoader cl = ClassLoaders147                .inMemoryClassLoader()148                .withParent(jdkClassLoader())149                .build();150        cl.loadClass("java.lang.String");151        try {152            // when153            cl.loadClass("org.mockito.Mockito");154            fail("should have not found Mockito class");155        } catch (ClassNotFoundException e) {156            // then157            assertThat(e.getMessage()).contains("org.mockito.Mockito");158        }159    }160    @Test161    public void can_list_all_classes_reachable_in_a_classloader() throws Exception {162        ClassLoader classLoader = ClassLoaders.inMemoryClassLoader()163                .withParent(jdkClassLoader())164                .withClassDefinition("a.A", SimpleClassGenerator.makeMarkerInterface("a.A"))165                .withClassDefinition("a.b.B", SimpleClassGenerator.makeMarkerInterface("a.b.B"))166                .withClassDefinition("c.C", SimpleClassGenerator.makeMarkerInterface("c.C"))167//                .withCodeSourceUrlOf(ClassLoaders.class)168                .build();169        assertThat(ClassLoaders.in(classLoader).listOwnedClasses()).containsOnly("a.A", "a.b.B", "c.C");170        assertThat(ClassLoaders.in(classLoader).omit("b", "c").listOwnedClasses()).containsOnly("a.A");171    }172    @Test173    public void return_bootstrap_classloader() throws Exception {174        assertThat(jdkClassLoader()).isNotEqualTo(Mockito.class.getClassLoader());175        assertThat(jdkClassLoader()).isNotEqualTo(ClassLoaders.class.getClassLoader());176        assertThat(jdkClassLoader()).isEqualTo(Number.class.getClassLoader());177        assertThat(jdkClassLoader()).isEqualTo(null);178    }179    @Test180    public void return_current_classloader() throws Exception {181        assertThat(currentClassLoader()).isEqualTo(this.getClass().getClassLoader());...

withCodeSourceUrlOf

Using AI Code Generation

1import org.junit.Test;2import org.junit.runner.RunWith;3import org.mockito.Mock;4import org.mockito.runners.MockitoJUnitRunner;5import org.mockitoutil.ClassLoaders;6import java.io.File;7import java.io.IOException;8import java.net.URL;9import java.nio.file.Files;10import java.nio.file.Paths;11import java.util.List;12import static org.assertj.core.api.Assertions.assertThat;13import static org.mockito.Mockito.when;14@RunWith(MockitoJUnitRunner.class)15public class MockitoJunitRunnerTest {16    private List<String> list;17    public void shouldMockList() throws Exception {18        when(list.get(0)).thenReturn("first");19        assertThat(list.get(0)).isEqualTo("first");20    }21    public void shouldLoadClassWithCodeSourceUrlOf() throws Exception {22        ClassLoader classLoader = ClassLoaders.inMemoryClassLoader()23                .withClassDefinition("package org.mockito.test; public class ClassWithCodeSourceUrl {}")24                .withCodeSourceUrlOf(MockitoJunitRunnerTest.class)25                .build();26        Class<?> clazz = classLoader.loadClass("org.mockito.test.ClassWithCodeSourceUrl");27        URL codeSourceUrl = clazz.getProtectionDomain().getCodeSource().getLocation();28        assertThat(codeSourceUrl).isNotNull();29        assertThat(codeSourceUrl.toString()).isEqualTo("file:/Users/jkowalski/mockito/mockito-core/target/test-classes/");30    }31}

withCodeSourceUrlOf

Using AI Code Generation

1package org.mockitoutil;2import java.io.IOException;3import java.io.InputStream;4import java.net.URL;5import java.net.URLClassLoader;6import java.util.Enumeration;7import java.util.Map;8import java.util.concurrent.ConcurrentHashMap;9public class ClassLoaders {10    public static ClassLoader withCodeSourceUrlOf(final Class<?> clazz) {11        return new URLClassLoader(new URL[0], ClassLoader.getSystemClassLoader()) {12            public URL getResource(String name) {13                URL resource = super.getResource(name);14                if (resource != null) {15                    return resource;16                }17                return clazz.getResource(name);18            }19            public Enumeration<URL> getResources(String name) throws IOException {20                Enumeration<URL> resources = super.getResources(name);21                if (resources.hasMoreElements()) {22                    return resources;23                }24                return clazz.getClassLoader().getResources(name);25            }26            public InputStream getResourceAsStream(String name) {27                InputStream resourceStream = super.getResourceAsStream(name);28                if (resourceStream != null) {29                    return resourceStream;30                }31                return clazz.getResourceAsStream(name);32            }33            public String toString() {34                return "ClassLoader with code source URL of " + clazz;35            }36        };37    }38    public static ClassLoader withMockitoCoreInClasspath() {39        return new URLClassLoader(new URL[0], ClassLoader.getSystemClassLoader()) {40            private final Map<String, Class<?>> classes = new ConcurrentHashMap<String, Class<?>>();41            public Class<?> loadClass(String name) throws ClassNotFoundException {42                Class<?> clazz = classes.get(name);43                if (clazz != null) {44                    return clazz;45                }46                try {47                    clazz = super.loadClass(name);48                } catch (ClassNotFoundException e) {49                    clazz = Class.forName(name, true, getClass().getClassLoader());50                }51                classes.put(name, clazz);52                return clazz;53            }54            public String toString() {55                return "ClassLoader with mockito-core in classpath";56            }57        };58    }59}

withCodeSourceUrlOf

Using AI Code Generation

1package org.mockitoutil;2import java.io.*;3import java.net.*;4import java.util.*;5public class ClassLoaders {6    public static ClassLoader withCodeSourceUrlOf(final Class<?> clazz) {7        return new ClassLoader() {8            protected Class<?> findClass(String name) throws ClassNotFoundException {9                if (name.equals(clazz.getName())) {10                    return clazz;11                }12                throw new ClassNotFoundException(name);13            }14            protected URL findResource(String name) {15                if (name.equals(clazz.getName().replace('.', '/') + ".class")) {16                    return clazz.getResource(name);17                }18                return null;19            }20            protected Enumeration<URL> findResources(String name) throws IOException {21                return new Enumeration<URL>() {22                    private URL resource = findResource(name);23                    public boolean hasMoreElements() {24                        return resource != null;25                    }26                    public URL nextElement() {27                        if (resource == null) {28                            throw new NoSuchElementException();29                        }30                        URL result = resource;31                        resource = null;32                        return result;33                    }34                };35            }36        };37    }38}39package org.mockitoutil;40import java.io.IOException;41import java.net.URL;42import java.util.Enumeration;43import java.util.NoSuchElementException;44public class ClassLoaders {45    public static ClassLoader withCodeSourceUrlOf(final Class<?> clazz) {46        return new ClassLoader() {47            protected Class<?> findClass(String name) throws ClassNotFoundException {48                if (name.equals(clazz.getName())) {49                    return clazz;50                }51                throw new ClassNotFoundException(name);52            }53            protected URL findResource(String name) {54                if (name.equals(clazz.getName().replace('.', '/') + ".class")) {55                    return clazz.getResource(name);56                }57                return null;58            }59            protected Enumeration<URL> findResources(String name) throws IOException {60                return new Enumeration<URL>() {61                    private URL resource = findResource(name);62                    public boolean hasMoreElements() {63                        return resource != null;64                    }65                    public URL nextElement() {66                        if (resource == null) {67                            throw new NoSuchElementException();68                        }

withCodeSourceUrlOf

Using AI Code Generation

1package org.example;2public class Foo {3    public String bar() {4        return "bar";5    }6}7package org.example;8public class Foo {9    public String bar() {

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