| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed 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 dot.junit; |
| |
| public class DxAbstractMain { |
| |
| /* NOTE: Because of how tests are generated, this is replicated between |
| * this class and DxTestCase. |
| */ |
| |
| private static void checkError(Class<?> expectedErrorClass, Throwable thrown, |
| boolean in_invocation_exc) { |
| if (expectedErrorClass != null && thrown == null) { |
| fail("Expected error of type " + expectedErrorClass); |
| } else if (expectedErrorClass == null && thrown != null) { |
| fail("Unexpected error " + thrown); |
| } else if (expectedErrorClass != null && thrown != null) { |
| if (in_invocation_exc) { |
| if (!(thrown instanceof java.lang.reflect.InvocationTargetException)) { |
| fail("Expected invocation target exception, but got " + thrown); |
| } |
| thrown = thrown.getCause(); |
| } |
| if (!expectedErrorClass.equals(thrown.getClass())) { |
| thrown.printStackTrace(System.err); |
| fail("Expected error of type " + expectedErrorClass + ", but got " + |
| thrown.getClass()); |
| } |
| } |
| } |
| |
| /** |
| * Try to load the class with the given name, and check for the expected error. |
| */ |
| public static Class<?> load(String className, Class<?> expectedErrorClass) { |
| try { |
| Class<?> c = Class.forName(className); |
| checkError(expectedErrorClass, null, false); |
| return c; |
| } catch (Throwable t) { |
| if (expectedErrorClass != null) { |
| checkError(expectedErrorClass, t, false); |
| } else { |
| t.printStackTrace(System.err); |
| fail("Could not load class " + className + ": " + t); |
| } |
| return null; |
| } |
| } |
| |
| /** |
| * Try to load the class with the given name, find the "run" method and run it. |
| * If expectedErrorClass is not null, check for an exception of that class. |
| */ |
| public static void loadAndRun(String className, boolean isStatic, boolean wrapped, |
| Class<?> expectedErrorClass, Object... args) { |
| Class<?> c = load(className, null); |
| |
| java.lang.reflect.Method method = null; |
| // We expect only ever one declared method named run, but don't know the arguments. So |
| // search for one. |
| for (java.lang.reflect.Method m : c.getDeclaredMethods()) { |
| if (m.getName().equals("run")) { |
| method = m; |
| break; |
| } |
| } |
| if (method == null) { |
| fail("Could not find method 'run'"); |
| } |
| |
| Object receiver = null; |
| if (!isStatic) { |
| try { |
| receiver = c.newInstance(); |
| } catch (Exception exc) { |
| fail("Could not instantiate " + className + ": " + exc.getMessage()); |
| } |
| } |
| |
| try { |
| method.invoke(receiver, args); |
| checkError(expectedErrorClass, null, false); |
| } catch (Throwable t) { |
| checkError(expectedErrorClass, t, wrapped); |
| } |
| } |
| |
| public static void loadAndRun(String className, Class<?> expectedErrorClass) { |
| loadAndRun(className, false, true, expectedErrorClass); |
| } |
| |
| public static void loadAndRun(String className, Class<?> expectedErrorClass, Object... args) { |
| loadAndRun(className, false, true, expectedErrorClass, args); |
| } |
| |
| static public void assertEquals(int expected, int actual) { |
| if (expected != actual) throw new RuntimeException("AssertionFailedError: not equals. Expected " + expected + " actual " + actual); |
| } |
| |
| static public void assertEquals(String message, int expected, int actual) { |
| if (expected != actual) throw new RuntimeException("AssertionFailedError: not equals: " + message + " Expected " + expected + " actual " + actual); |
| } |
| |
| static public void assertEquals(long expected, long actual) { |
| if (expected != actual) throw new RuntimeException("AssertionFailedError: not equals. Expected " + expected + " actual " + actual); |
| } |
| |
| static public void assertEquals(double expected, double actual, double delta) { |
| if(!(Math.abs(expected-actual) <= delta)) throw new RuntimeException("AssertionFailedError: not within delta"); |
| } |
| |
| static public void assertEquals(Object expected, Object actual) { |
| if (expected == null && actual == null) |
| return; |
| if (expected != null && expected.equals(actual)) |
| return; |
| throw new RuntimeException("AssertionFailedError: not the same"); |
| } |
| |
| static public void assertTrue(boolean condition) { |
| if (!condition) throw new RuntimeException("AssertionFailedError: condition was false"); |
| } |
| |
| static public void assertFalse(boolean condition) { |
| if (condition) throw new RuntimeException("AssertionFailedError: condition was true"); |
| } |
| |
| static public void assertNotNull(Object object) { |
| if (object == null) throw new RuntimeException("AssertionFailedError: object was null"); |
| } |
| |
| static public void assertNull(Object object) { |
| if (object != null) throw new RuntimeException("AssertionFailedError: object was not null"); |
| } |
| |
| static public void fail(String message) { |
| throw new RuntimeException("AssertionFailedError msg:"+message); |
| } |
| } |