| /* |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package libcore.java.lang; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.Serializable; |
| import java.lang.annotation.Annotation; |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.Field; |
| import java.lang.reflect.Method; |
| import java.lang.reflect.ParameterizedType; |
| import java.lang.reflect.Type; |
| import java.lang.reflect.TypeVariable; |
| import java.net.URL; |
| import java.net.URLClassLoader; |
| import java.util.AbstractList; |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.Vector; |
| import tests.support.Support_ClassLoader; |
| import tests.support.resource.Support_Resources; |
| |
| @SuppressWarnings("deprecation") |
| public class OldClassTest extends junit.framework.TestCase { |
| final String packageName = getClass().getPackage().getName(); |
| final String classNameInitError1 = packageName + ".TestClass1"; |
| final String classNameInitError2 = packageName + ".TestClass1B"; |
| final String classNameLinkageError = packageName + ".TestClass"; |
| final String sourceJARfile = "illegalClasses.jar"; |
| final String illegalClassName = "illegalClass"; |
| |
| @Retention(RetentionPolicy.RUNTIME) |
| public @interface TestAnnotation { |
| String value(); |
| } |
| |
| public static class TestClass1C { |
| static TestClass2 tc = new TestClass2(0); |
| |
| TestClass1C() { |
| } |
| |
| } |
| |
| public static class TestClass2 { |
| |
| public TestClass2(int i) throws IllegalArgumentException { |
| throw new IllegalArgumentException(); |
| } |
| } |
| |
| public static class TestClass3 { |
| private TestClass3() {} |
| } |
| |
| interface TestInterface { |
| public static int TEST_INTERFACE_FIELD = 0; |
| |
| int getCount(); |
| void setCount(int value); |
| } |
| |
| static class StaticMember$Class { |
| class Member2$A { |
| } |
| } |
| |
| class Member$Class { |
| class Member3$B { |
| } |
| } |
| |
| @Deprecated |
| @TestAnnotation("libcore.java.lang.OldClassTest$ExtendTestClass") |
| public static class ExtendTestClass extends PublicTestClass { |
| |
| private static final long serialVersionUID = 1L; |
| |
| public enum enumExm {ONE, TWO, THREE}; |
| @Override |
| public void setCount(int value) { |
| |
| } |
| } |
| |
| public class ExtendTestClass1 extends ExtendTestClass { |
| |
| } |
| |
| @TestAnnotation("libcore.java.lang.OldClassTest$PublicTestClass") |
| public static class PublicTestClass implements TestInterface, Serializable, Cloneable { |
| |
| private static final long serialVersionUID = 1L; |
| |
| public static String TEST_FIELD = "test field"; |
| |
| Object clazz; |
| |
| public PublicTestClass() { |
| class LocalClass { } |
| |
| clazz = new LocalClass(); |
| } |
| |
| public Object getLocalClass() { |
| class LocalClass {} |
| Object returnedObject = new LocalClass(); |
| return returnedObject; |
| } |
| |
| int count = 0; |
| |
| public int getCount() { |
| return count; |
| } |
| |
| public void setCount(int value) { |
| count = value; |
| } |
| |
| private class PrivateClass1 { |
| |
| public String toString() { |
| return "PrivateClass0"; |
| } |
| } |
| |
| public class PrivateClass2 { |
| |
| public String toString() { |
| return "PrivateClass1"; |
| } |
| } |
| } |
| |
| public static class TestClass { |
| @SuppressWarnings("unused") |
| private int privField = 1; |
| |
| public int pubField = 2; |
| |
| private Object cValue = null; |
| |
| public Object ack = new Object(); |
| |
| @SuppressWarnings("unused") |
| private int privMethod() { |
| return 1; |
| } |
| |
| public int pubMethod() { |
| return 2; |
| } |
| |
| public Object cValue() { |
| return cValue; |
| } |
| |
| public TestClass() { |
| } |
| |
| @SuppressWarnings("unused") |
| private TestClass(Object o) { |
| } |
| } |
| |
| public static class SubTestClass extends TestClass { |
| } |
| |
| interface Intf1 { |
| public int field1 = 1; |
| public int field2 = 1; |
| void test(); |
| } |
| |
| interface Intf2 { |
| public int field1 = 1; |
| void test(); |
| } |
| |
| interface Intf3 extends Intf1 { |
| public int field1 = 1; |
| } |
| |
| interface Intf4 extends Intf1, Intf2 { |
| public int field1 = 1; |
| void test2(int a, Object b); |
| } |
| |
| interface Intf5 extends Intf1 { |
| } |
| |
| class Cls1 implements Intf2 { |
| public int field1 = 2; |
| public int field2 = 2; |
| public void test() { |
| } |
| } |
| |
| class Cls2 extends Cls1 implements Intf1 { |
| public int field1 = 2; |
| @Override |
| public void test() { |
| } |
| } |
| |
| class Cls3 implements Intf3, Intf4 { |
| public void test() { |
| } |
| public void test2(int a, Object b) { |
| } |
| } |
| |
| static class Cls4 { |
| |
| } |
| |
| public void test_getAnnotations() { |
| Annotation [] annotations = PublicTestClass.class.getAnnotations(); |
| assertEquals(1, annotations.length); |
| assertEquals(TestAnnotation.class, annotations[0].annotationType()); |
| |
| annotations = ExtendTestClass.class.getAnnotations(); |
| assertEquals(2, annotations.length); |
| |
| for(int i = 0; i < annotations.length; i++) { |
| Class<? extends Annotation> type = annotations[i].annotationType(); |
| assertTrue("Annotation's type " + i + ": " + type, |
| type.equals(Deprecated.class) || |
| type.equals(TestAnnotation.class)); |
| } |
| } |
| |
| public void test_forNameLjava_lang_StringLbooleanLClassLoader() throws Exception { |
| |
| ClassLoader pcl = getClass().getClassLoader(); |
| |
| Class<?> [] classes = {PublicTestClass.class, ExtendTestClass.class, |
| ExtendTestClass1.class, TestInterface.class, String.class}; |
| |
| for(int i = 0; i < classes.length; i++) { |
| Class<?> clazz = Class.forName(classes[i].getName(), true, pcl); |
| assertEquals(classes[i], clazz); |
| |
| clazz = Class.forName(classes[i].getName(), false, pcl); |
| assertEquals(classes[i], clazz); |
| } |
| |
| Class<?> [] systemClasses = {String.class, Integer.class, Object.class, |
| Object[].class}; |
| |
| for(int i = 0; i < systemClasses.length; i++) { |
| Class<?> clazz = Class.forName(systemClasses[i].getName(), true, |
| ClassLoader.getSystemClassLoader()); |
| assertEquals(systemClasses[i], clazz); |
| |
| clazz = Class.forName(systemClasses[i].getName(), false, |
| ClassLoader.getSystemClassLoader()); |
| assertEquals(systemClasses[i], clazz); |
| } |
| |
| try { |
| Class.forName(null, true, pcl); |
| fail("NullPointerException is not thrown."); |
| } catch(NullPointerException npe) { |
| //expected |
| } |
| |
| try { |
| Class.forName("NotExistClass", true, pcl); |
| fail("ClassNotFoundException is not thrown for non existent class."); |
| } catch(ClassNotFoundException cnfe) { |
| //expected |
| } |
| |
| try { |
| Class.forName("String", false, pcl); |
| fail("ClassNotFoundException is not thrown for non existent class."); |
| } catch(ClassNotFoundException cnfe) { |
| //expected |
| } |
| |
| try { |
| Class.forName("libcore.java.lang.NonexistentClass", false, pcl); |
| fail("ClassNotFoundException is not thrown for non existent class."); |
| } catch(ClassNotFoundException cnfe) { |
| //expected |
| } |
| } |
| |
| // AndroidOnly: Class.forName method throws ClassNotFoundException on Android. |
| public void test_forNameLjava_lang_StringLbooleanLClassLoader_AndroidOnly() throws Exception { |
| |
| // Android doesn't support loading class files from a jar. |
| try { |
| |
| URL url = getClass().getClassLoader().getResource( |
| packageName.replace(".", "/") + "/" + sourceJARfile); |
| |
| ClassLoader loader = new URLClassLoader(new URL[] { url }, |
| getClass().getClassLoader()); |
| try { |
| Class.forName(classNameLinkageError, true, loader); |
| fail("LinkageError or ClassNotFoundException expected."); |
| } catch (java.lang.LinkageError le) { |
| // Expected for the RI. |
| } catch (java.lang.ClassNotFoundException ce) { |
| // Expected for Android. |
| } |
| } catch(Exception e) { |
| fail("Unexpected exception was thrown: " + e.toString()); |
| } |
| |
| try { |
| Class.forName(classNameInitError2, |
| true, getClass().getClassLoader()); |
| fail("ExceptionInInitializerError or ClassNotFoundException " + |
| "should be thrown."); |
| } catch (java.lang.ExceptionInInitializerError ie) { |
| // Expected for the RI. |
| // Remove this comment to let the test pass on Android. |
| } catch (java.lang.ClassNotFoundException ce) { |
| // Expected for Android. |
| } |
| } |
| |
| public void test_getAnnotation() { |
| TestAnnotation target = PublicTestClass.class.getAnnotation(TestAnnotation.class); |
| assertEquals(target.value(), PublicTestClass.class.getName()); |
| |
| assertNull(PublicTestClass.class.getAnnotation(Deprecated.class)); |
| |
| Deprecated target2 = ExtendTestClass.class.getAnnotation(Deprecated.class); |
| assertNotNull(target2); |
| } |
| |
| public void test_getDeclaredAnnotations() { |
| Annotation [] annotations = PublicTestClass.class.getDeclaredAnnotations(); |
| assertEquals(1, annotations.length); |
| |
| annotations = ExtendTestClass.class.getDeclaredAnnotations(); |
| assertEquals(2, annotations.length); |
| |
| annotations = TestInterface.class.getDeclaredAnnotations(); |
| assertEquals(0, annotations.length); |
| |
| annotations = String.class.getDeclaredAnnotations(); |
| assertEquals(0, annotations.length); |
| } |
| |
| public void test_getEnclosingClass() { |
| Class clazz = OldClassTest.class.getEnclosingClass(); |
| assertNull(clazz); |
| |
| assertEquals(getClass(), Cls1.class.getEnclosingClass()); |
| assertEquals(getClass(), Intf1.class.getEnclosingClass()); |
| assertEquals(getClass(), Cls4.class.getEnclosingClass()); |
| } |
| |
| public void test_getEnclosingMethod() { |
| Method clazz = ExtendTestClass.class.getEnclosingMethod(); |
| assertNull(clazz); |
| |
| PublicTestClass ptc = new PublicTestClass(); |
| try { |
| assertEquals("getEnclosingMethod returns incorrect method.", |
| PublicTestClass.class.getMethod("getLocalClass", |
| (Class []) null), |
| ptc.getLocalClass().getClass().getEnclosingMethod()); |
| } catch(NoSuchMethodException nsme) { |
| fail("NoSuchMethodException was thrown."); |
| } |
| } |
| |
| public void test_getEnclosingConstructor() { |
| |
| PublicTestClass ptc = new PublicTestClass(); |
| |
| assertEquals("getEnclosingConstructor method returns incorrect class.", |
| PublicTestClass.class.getConstructors()[0], |
| ptc.clazz.getClass().getEnclosingConstructor()); |
| |
| assertNull("getEnclosingConstructor should return null for local " + |
| "class declared in method.", |
| ptc.getLocalClass().getClass().getEnclosingConstructor()); |
| |
| assertNull("getEnclosingConstructor should return null for local " + |
| "class declared in method.", |
| ExtendTestClass.class.getEnclosingConstructor()); |
| } |
| |
| |
| public void test_getEnumConstants() { |
| Object [] clazz = ExtendTestClass.class.getEnumConstants(); |
| assertNull(clazz); |
| Object [] constants = TestEnum.class.getEnumConstants(); |
| assertEquals(TestEnum.values().length, constants.length); |
| for(int i = 0; i < constants.length; i++) { |
| assertEquals(TestEnum.values()[i], constants[i]); |
| } |
| assertEquals(0, TestEmptyEnum.class.getEnumConstants().length); |
| } |
| public enum TestEnum { |
| ONE, TWO, THREE |
| } |
| public enum TestEmptyEnum { |
| } |
| |
| public void test_getGenericInterfaces() { |
| Type [] types = ExtendTestClass1.class.getGenericInterfaces(); |
| assertEquals(0, types.length); |
| |
| Class [] interfaces = {TestInterface.class, Serializable.class, |
| Cloneable.class}; |
| types = PublicTestClass.class.getGenericInterfaces(); |
| assertEquals(interfaces.length, types.length); |
| for(int i = 0; i < types.length; i++) { |
| assertEquals(interfaces[i], types[i]); |
| } |
| |
| types = TestInterface.class.getGenericInterfaces(); |
| assertEquals(0, types.length); |
| |
| types = List.class.getGenericInterfaces(); |
| assertEquals(1, types.length); |
| assertEquals(Collection.class, ((ParameterizedType)types[0]).getRawType()); |
| |
| assertEquals(0, int.class.getGenericInterfaces().length); |
| assertEquals(0, void.class.getGenericInterfaces().length); |
| } |
| |
| public void test_getGenericSuperclass () { |
| assertEquals(PublicTestClass.class, |
| ExtendTestClass.class.getGenericSuperclass()); |
| assertEquals(ExtendTestClass.class, |
| ExtendTestClass1.class.getGenericSuperclass()); |
| assertEquals(Object.class, PublicTestClass.class.getGenericSuperclass()); |
| assertEquals(Object.class, String.class.getGenericSuperclass()); |
| assertEquals(null, TestInterface.class.getGenericSuperclass()); |
| |
| ParameterizedType type = (ParameterizedType) Vector.class.getGenericSuperclass(); |
| assertEquals(AbstractList.class, type.getRawType()); |
| } |
| |
| // AndroidOnly: Uses dalvik.system.PathClassLoader. |
| // Different behavior between cts host and run-core-test") |
| public void test_getPackage() { |
| |
| Package thisPackage = getClass().getPackage(); |
| assertEquals("libcore.java.lang", |
| thisPackage.getName()); |
| |
| Package stringPackage = String.class.getPackage(); |
| assertNotNull("java.lang", stringPackage.getName()); |
| |
| String hyts_package_name = "hyts_package_dex.jar"; |
| File resources = Support_Resources.createTempFolder(); |
| Support_Resources.copyFile(resources, "Package", hyts_package_name); |
| |
| String resPath = resources.toString(); |
| if (resPath.charAt(0) == '/' || resPath.charAt(0) == '\\') |
| resPath = resPath.substring(1); |
| |
| try { |
| |
| URL resourceURL = new URL("file:/" + resPath + "/Package/" |
| + hyts_package_name); |
| |
| ClassLoader cl = Support_ClassLoader.getInstance(resourceURL, |
| getClass().getClassLoader()); |
| |
| Class clazz = cl.loadClass("C"); |
| assertNull("getPackage for C.class should return null", |
| clazz.getPackage()); |
| |
| clazz = cl.loadClass("a.b.C"); |
| Package cPackage = clazz.getPackage(); |
| assertNotNull("getPackage for a.b.C.class should not return null", |
| cPackage); |
| |
| /* |
| * URLClassLoader doesn't work on Android for jar files |
| * |
| * URL url = getClass().getClassLoader().getResource( |
| * packageName.replace(".", "/") + "/" + sourceJARfile); |
| * |
| * ClassLoader loader = new URLClassLoader(new URL[] { url }, null); |
| * |
| * try { |
| * Class<?> clazz = loader.loadClass(illegalClassName); |
| * Package pack = clazz.getPackage(); |
| * assertNull(pack); |
| * } catch(ClassNotFoundException cne) { |
| * fail("ClassNotFoundException was thrown for " + illegalClassName); |
| * } |
| */ |
| } catch(Exception e) { |
| fail("Unexpected exception was thrown: " + e.toString()); |
| } |
| } |
| |
| public void test_getSigners() { |
| assertNull(void.class.getSigners()); |
| assertNull(PublicTestClass.class.getSigners()); |
| } |
| |
| public void test_getSimpleName() { |
| assertEquals("PublicTestClass", PublicTestClass.class.getSimpleName()); |
| assertEquals("void", void.class.getSimpleName()); |
| assertEquals("int[]", int[].class.getSimpleName()); |
| } |
| |
| public void test_getTypeParameters() { |
| assertEquals(0, PublicTestClass.class.getTypeParameters().length); |
| TypeVariable [] tv = TempTestClass1.class.getTypeParameters(); |
| assertEquals(1, tv.length); |
| assertEquals(Object.class, tv[0].getBounds()[0]); |
| |
| TempTestClass2<String> tc = new TempTestClass2<String>(); |
| tv = tc.getClass().getTypeParameters(); |
| assertEquals(1, tv.length); |
| assertEquals(String.class, tv[0].getBounds()[0]); |
| } |
| |
| class TempTestClass1<T> { |
| } |
| |
| class TempTestClass2<S extends String> extends TempTestClass1<S> { |
| } |
| |
| public void test_isAnnotation() { |
| assertTrue(Deprecated.class.isAnnotation()); |
| assertTrue(TestAnnotation.class.isAnnotation()); |
| assertFalse(PublicTestClass.class.isAnnotation()); |
| assertFalse(String.class.isAnnotation()); |
| } |
| |
| public void test_isAnnotationPresent() { |
| assertTrue(PublicTestClass.class.isAnnotationPresent(TestAnnotation.class)); |
| assertFalse(ExtendTestClass1.class.isAnnotationPresent(TestAnnotation.class)); |
| assertFalse(String.class.isAnnotationPresent(Deprecated.class)); |
| assertTrue(ExtendTestClass.class.isAnnotationPresent(TestAnnotation.class)); |
| assertTrue(ExtendTestClass.class.isAnnotationPresent(Deprecated.class)); |
| } |
| |
| public void test_isAnonymousClass() { |
| assertFalse(PublicTestClass.class.isAnonymousClass()); |
| assertTrue((new Thread() {}).getClass().isAnonymousClass()); |
| } |
| |
| public void test_isEnum() { |
| assertFalse(PublicTestClass.class.isEnum()); |
| assertFalse(ExtendTestClass.class.isEnum()); |
| assertTrue(TestEnum.ONE.getClass().isEnum()); |
| assertTrue(TestEnum.class.isEnum()); |
| } |
| |
| public void test_isLocalClass() { |
| assertFalse(ExtendTestClass.class.isLocalClass()); |
| assertFalse(TestInterface.class.isLocalClass()); |
| assertFalse(TestEnum.class.isLocalClass()); |
| class InternalClass {} |
| assertTrue(InternalClass.class.isLocalClass()); |
| } |
| |
| public void test_isMemberClass() { |
| assertFalse(OldClassTest.class.isMemberClass()); |
| assertFalse(String.class.isMemberClass()); |
| assertTrue(TestEnum.class.isMemberClass()); |
| assertTrue(StaticMember$Class.class.isMemberClass()); |
| } |
| |
| public void test_isSynthetic() { |
| assertFalse("Returned true for non synthetic class.", |
| ExtendTestClass.class.isSynthetic()); |
| assertFalse("Returned true for non synthetic class.", |
| TestInterface.class.isSynthetic()); |
| assertFalse("Returned true for non synthetic class.", |
| String.class.isSynthetic()); |
| } |
| |
| public void test_getCanonicalName() { |
| Class [] classArray = { int.class, int[].class, String.class, |
| PublicTestClass.class, TestInterface.class, |
| ExtendTestClass.class }; |
| String [] classNames = {"int", "int[]", "java.lang.String", |
| "libcore.java.lang.OldClassTest.PublicTestClass", |
| "libcore.java.lang.OldClassTest.TestInterface", |
| "libcore.java.lang.OldClassTest.ExtendTestClass"}; |
| |
| for(int i = 0; i < classArray.length; i++) { |
| assertEquals(classNames[i], classArray[i].getCanonicalName()); |
| } |
| } |
| |
| public void test_getClassLoader() { |
| assertEquals(ExtendTestClass.class.getClassLoader(), |
| PublicTestClass.class.getClassLoader()); |
| |
| assertNull(int.class.getClassLoader()); |
| assertNull(void.class.getClassLoader()); |
| } |
| |
| public void test_getClasses() { |
| assertEquals("Incorrect class array returned", |
| 11, OldClassTest.class.getClasses().length); |
| } |
| |
| public void test_getDeclaredClasses() { |
| Class [] declClasses = Object.class.getDeclaredClasses(); |
| assertEquals("Incorrect length of declared classes array is returned " + |
| "for Object.", 0, declClasses.length); |
| |
| declClasses = PublicTestClass.class.getDeclaredClasses(); |
| assertEquals(2, declClasses.length); |
| |
| assertEquals(0, int.class.getDeclaredClasses().length); |
| assertEquals(0, void.class.getDeclaredClasses().length); |
| |
| for(int i = 0; i < declClasses.length; i++) { |
| Constructor<?> constr = declClasses[i].getDeclaredConstructors()[0]; |
| constr.setAccessible(true); |
| PublicTestClass publicClazz = new PublicTestClass(); |
| try { |
| Object o = constr.newInstance(publicClazz); |
| assertTrue("Returned incorrect class: " + o.toString(), |
| o.toString().startsWith("PrivateClass")); |
| } catch(Exception e) { |
| fail("Unexpected exception was thrown: " + e.toString()); |
| } |
| } |
| |
| declClasses = TestInterface.class.getDeclaredClasses(); |
| assertEquals(0, declClasses.length); |
| } |
| |
| public void test_getDeclaredConstructor$Ljava_lang_Class() throws Exception { |
| try { |
| TestClass.class.getDeclaredConstructor(String.class); |
| fail("NoSuchMethodException should be thrown."); |
| } catch(NoSuchMethodException nsme) { |
| //expected |
| } |
| } |
| |
| public void test_getDeclaredFieldLjava_lang_String() throws Exception { |
| try { |
| TestClass.class.getDeclaredField(null); |
| fail("NullPointerException is not thrown."); |
| } catch(NullPointerException npe) { |
| //expected |
| } |
| |
| try { |
| TestClass.class.getDeclaredField("NonExistentField"); |
| fail("NoSuchFieldException is not thrown."); |
| } catch(NoSuchFieldException nsfe) { |
| //expected |
| } |
| } |
| |
| public void test_getDeclaredMethodLjava_lang_String$Ljava_lang_Class() throws Exception { |
| try { |
| TestClass.class.getDeclaredMethod(null, new Class[0]); |
| fail("NullPointerException is not thrown."); |
| } catch(NullPointerException npe) { |
| //expected |
| } |
| |
| try { |
| TestClass.class.getDeclaredMethod("NonExistentMethod", new Class[0]); |
| fail("NoSuchMethodException is not thrown."); |
| } catch(NoSuchMethodException nsme) { |
| //expected |
| } |
| } |
| |
| public void test_getMethodLjava_lang_String$Ljava_lang_Class() throws Exception { |
| Method m = ExtendTestClass1.class.getMethod("getCount", new Class[0]); |
| assertEquals("Returned incorrect method", 0, ((Integer) (m.invoke(new ExtendTestClass1()))) |
| .intValue()); |
| |
| try { |
| m = TestClass.class.getMethod("init", new Class[0]); |
| fail("Failed to throw exception accessing to init method"); |
| } catch (NoSuchMethodException e) { |
| // Correct |
| return; |
| } |
| |
| try { |
| TestClass.class.getMethod("pubMethod", new Class[0]); |
| fail("NullPointerException is not thrown."); |
| } catch(NullPointerException npe) { |
| //expected |
| } |
| } |
| |
| public void test_getDeclaringClass() { |
| assertEquals(OldClassTest.class, Intf1.class.getDeclaringClass()); |
| assertEquals(null, Serializable.class.getDeclaringClass()); |
| assertEquals(null, OldClassTest.class.getDeclaringClass()); |
| |
| assertEquals(OldClassTest.class, PublicTestClass.class.getDeclaringClass()); |
| |
| // https://code.google.com/p/android/issues/detail?id=61003 |
| assertEquals(null, new Object() {}.getClass().getDeclaringClass()); |
| assertEquals(null, new AnonymousMemberFixture().instanceOfAnonymousClass.getClass().getDeclaringClass()); |
| |
| // Arrays, primitive types, and void all return null. |
| assertEquals(null, char[].class.getDeclaringClass()); |
| assertEquals(null, int.class.getDeclaringClass()); |
| assertEquals(null, void.class.getDeclaringClass()); |
| } |
| |
| public void test_getFieldLjava_lang_String() throws Exception { |
| Field f = TestClass.class.getField("pubField"); |
| assertEquals("Returned incorrect field", 2, f.getInt(new TestClass())); |
| |
| f = PublicTestClass.class.getField("TEST_FIELD"); |
| assertEquals("Returned incorrect field", "test field", |
| f.get(new PublicTestClass())); |
| |
| f = PublicTestClass.class.getField("TEST_INTERFACE_FIELD"); |
| assertEquals("Returned incorrect field", 0, |
| f.getInt(new PublicTestClass())); |
| |
| try { |
| TestClass.class.getField(null); |
| fail("NullPointerException is thrown."); |
| } catch(NullPointerException npe) { |
| //expected |
| } |
| } |
| |
| public void test_getFields2() throws Exception { |
| Field[] f; |
| Field expected = null; |
| |
| f = PublicTestClass.class.getFields(); |
| assertEquals("Test 1: Incorrect number of fields;", 2, f.length); |
| |
| f = Cls2.class.getFields(); |
| assertEquals("Test 2: Incorrect number of fields;", 6, f.length); |
| |
| f = Cls3.class.getFields(); |
| assertEquals("Test 2: Incorrect number of fields;", 5, f.length); |
| |
| for (Field field : f) { |
| if (field.toString().equals("public static final int " |
| + "libcore.java.lang.OldClassTest$Intf3.field1")) { |
| expected = field; |
| break; |
| } |
| } |
| if (expected == null) { |
| fail("Test 3: getFields() did not return all fields."); |
| } |
| assertEquals("Test 4: Incorrect field;", expected, |
| Cls3.class.getField("field1")); |
| |
| expected = null; |
| for (Field field : f) { |
| if(field.toString().equals("public static final int " + |
| "libcore.java.lang.OldClassTest$Intf1.field2")) { |
| expected = field; |
| break; |
| } |
| } |
| if (expected == null) { |
| fail("Test 5: getFields() did not return all fields."); |
| } |
| assertEquals("Test 6: Incorrect field;", expected, |
| Cls3.class.getField("field2")); |
| } |
| |
| public void test_getFields() throws Exception { |
| Field expected = null; |
| Field[] fields = Cls2.class.getFields(); |
| for (Field field : fields) { |
| if(field.toString().equals("public int libcore.java.lang.OldClassTest$Cls2.field1")) { |
| expected = field; |
| break; |
| } |
| } |
| if (expected == null) { |
| fail("getFields() did not return all fields"); |
| } |
| assertEquals(expected, Cls2.class.getField("field1")); |
| } |
| |
| public void test_getInterfaces() { |
| Class [] interfaces1 = Cls1.class.getInterfaces(); |
| assertEquals(1, interfaces1.length); |
| assertEquals(Intf2.class, interfaces1[0]); |
| |
| Class [] interfaces2 = Cls2.class.getInterfaces(); |
| assertEquals(1, interfaces2.length); |
| assertEquals(Intf1.class, interfaces2[0]); |
| |
| Class [] interfaces3 = Cls3.class.getInterfaces(); |
| assertEquals(2, interfaces3.length); |
| assertEquals(Intf3.class, interfaces3[0]); |
| assertEquals(Intf4.class, interfaces3[1]); |
| |
| Class [] interfaces4 = Cls4.class.getInterfaces(); |
| assertEquals(0, interfaces4.length); |
| } |
| |
| public void test_getMethods() throws Exception { |
| assertEquals("Incorrect number of methods", 10, |
| Cls2.class.getMethods().length); |
| assertEquals("Incorrect number of methods", 11, |
| Cls3.class.getMethods().length); |
| |
| Method expected = null; |
| Method[] methods = Cls2.class.getMethods(); |
| for (Method method : methods) { |
| if(method.toString().equals("public void libcore.java.lang.OldClassTest$Cls2.test()")) { |
| expected = method; |
| break; |
| } |
| } |
| if (expected == null) { |
| fail("getMethods() did not return all methods"); |
| } |
| assertEquals(expected, Cls2.class.getMethod("test")); |
| |
| expected = null; |
| methods = Cls3.class.getMethods(); |
| for (Method method : methods) { |
| if(method.toString().equals("public void libcore.java.lang.OldClassTest$Cls3.test()")) { |
| expected = method; |
| break; |
| } |
| } |
| if (expected == null) { |
| fail("getMethods() did not return all methods"); |
| } |
| assertEquals(expected, Cls3.class.getMethod("test")); |
| |
| expected = null; |
| methods = Cls3.class.getMethods(); |
| for (Method method : methods) { |
| if(method.toString().equals("public void libcore.java.lang.OldClassTest$Cls3.test2(int," |
| + "java.lang.Object)")) { |
| expected = method; |
| break; |
| } |
| } |
| if (expected == null) { |
| fail("getMethods() did not return all methods"); |
| } |
| |
| assertEquals(expected, Cls3.class.getMethod("test2", int.class, |
| Object.class)); |
| |
| assertEquals("Incorrect number of methods", 1, |
| Intf5.class.getMethods().length); |
| } |
| |
| public void test_getResourceLjava_lang_String() { |
| assertNull(getClass().getResource( |
| "libcore/java/lang/NonExistentResource")); |
| assertNull(getClass().getResource(getClass().getName() + "NonExistentResource")); |
| } |
| |
| public void test_getResourceAsStreamLjava_lang_String() throws Exception { |
| String name = "/HelloWorld.txt"; |
| assertNotNull("the file " + name + " can not be found in this " + |
| "directory", getClass().getResourceAsStream(name)); |
| |
| final String nameBadURI = "org/apache/harmony/luni/tests/test_resource.txt"; |
| assertNull("the file " + nameBadURI + " should not be found in this directory", |
| getClass().getResourceAsStream(nameBadURI)); |
| |
| ClassLoader pcl = getClass().getClassLoader(); |
| Class<?> clazz = pcl.loadClass("libcore.java.lang.OldClassTest"); |
| assertNotNull(clazz.getResourceAsStream("HelloWorld1.txt")); |
| |
| try { |
| getClass().getResourceAsStream(null); |
| fail("NullPointerException is not thrown."); |
| } catch(NullPointerException npe) { |
| //expected |
| } |
| } |
| |
| public void test_isAssignableFromLjava_lang_Class() { |
| assertFalse("returned true not assignable classes", |
| Integer.class.isAssignableFrom(String.class)); |
| |
| try { |
| Runnable.class.isAssignableFrom(null); |
| fail("NullPointerException is not thrown."); |
| } catch(NullPointerException npe) { |
| //expected |
| } |
| } |
| |
| public void test_newInstance() throws Exception { |
| try { |
| TestClass3.class.newInstance(); |
| fail("IllegalAccessException is not thrown."); |
| } catch(IllegalAccessException iae) { |
| //expected |
| } |
| |
| try { |
| TestClass1C.class.newInstance(); |
| fail("ExceptionInInitializerError should be thrown."); |
| } catch (java.lang.ExceptionInInitializerError ie) { |
| //expected |
| } |
| } |
| |
| public void test_asSubclass1() { |
| assertEquals(ExtendTestClass.class, |
| ExtendTestClass.class.asSubclass(PublicTestClass.class)); |
| |
| assertEquals(PublicTestClass.class, |
| PublicTestClass.class.asSubclass(TestInterface.class)); |
| |
| assertEquals(ExtendTestClass1.class, |
| ExtendTestClass1.class.asSubclass(PublicTestClass.class)); |
| |
| assertEquals(PublicTestClass.class, |
| PublicTestClass.class.asSubclass(PublicTestClass.class)); |
| } |
| |
| public void test_asSubclass2() { |
| try { |
| PublicTestClass.class.asSubclass(ExtendTestClass.class); |
| fail("Test 1: ClassCastException expected."); |
| } catch(ClassCastException cce) { |
| // Expected. |
| } |
| |
| try { |
| PublicTestClass.class.asSubclass(String.class); |
| fail("Test 2: ClassCastException expected."); |
| } catch(ClassCastException cce) { |
| // Expected. |
| } |
| } |
| |
| public void test_cast() { |
| Object o = PublicTestClass.class.cast(new ExtendTestClass()); |
| assertTrue(o instanceof ExtendTestClass); |
| |
| try { |
| ExtendTestClass.class.cast(new PublicTestClass()); |
| fail("Test 1: ClassCastException expected."); |
| } catch(ClassCastException cce) { |
| //expected |
| } |
| |
| try { |
| ExtendTestClass.class.cast(new String()); |
| fail("ClassCastException is not thrown."); |
| } catch(ClassCastException cce) { |
| //expected |
| } |
| } |
| |
| public void test_desiredAssertionStatus() { |
| Class [] classArray = { Object.class, Integer.class, |
| String.class, PublicTestClass.class, |
| ExtendTestClass.class, ExtendTestClass1.class}; |
| |
| for(int i = 0; i < classArray.length; i++) { |
| assertFalse("assertion status for " + classArray[i], |
| classArray[i].desiredAssertionStatus()); |
| } |
| } |
| |
| public void testGetResourceAsStream1() throws IOException { |
| Class clazz = getClass(); |
| |
| InputStream stream = clazz.getResourceAsStream("HelloWorld.txt"); |
| assertNotNull(stream); |
| |
| byte[] buffer = new byte[20]; |
| int length = stream.read(buffer); |
| String s = new String(buffer, 0, length); |
| assertEquals("Hello, World.\n", s); |
| |
| stream.close(); |
| } |
| |
| public void testGetResourceAsStream2() throws IOException { |
| Class clazz = getClass(); |
| |
| InputStream stream = clazz.getResourceAsStream("/libcore/java/lang/HelloWorld.txt"); |
| assertNotNull(stream); |
| |
| byte[] buffer = new byte[20]; |
| int length = stream.read(buffer); |
| String s = new String(buffer, 0, length); |
| assertEquals("Hello, World.\n", s); |
| |
| stream.close(); |
| |
| try { |
| clazz.getResourceAsStream(null); |
| fail("NullPointerException is not thrown."); |
| } catch(NullPointerException npe) { |
| //expected |
| } |
| assertNull(clazz.getResourceAsStream("/NonExistentResource")); |
| assertNull(clazz.getResourceAsStream("libcore/java/lang/HelloWorld.txt")); |
| } |
| } |
| |
| class AnonymousMemberFixture { |
| Object instanceOfAnonymousClass = new Object() {}; |
| } |
