Mercurial > hg > icedrobot > daneel

changeset 67:d1f8574aede4

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First step of using the Android test project
author volker
date Sat, 19 Mar 2011 21:10:34 +0100
parents 7ce7ce3d84fc
children ba55a434c9c0
files src/test/java/org/icedrobot/daneel/junit/TestUtils.java src/test/java/org/icedrobot/daneel/rewriter/DexRewriter_MethodRewriterTest.java
diffstat 2 files changed, 231 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/test/java/org/icedrobot/daneel/junit/TestUtils.java	Sat Mar 19 21:10:34 2011 +0100
@@ -0,0 +1,157 @@
+/*
+ * Daneel - Dalvik to Java bytecode compiler
+ * Copyright (C) 2011  IcedRobot team
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * This file is subject to the "Classpath" exception:
+ *
+ * Linking this library statically or dynamically with other modules is
+ * making a combined work based on this library.  Thus, the terms and
+ * conditions of the GNU General Public License cover the whole
+ * combination.
+ *
+ * As a special exception, the copyright holders of this library give you
+ * permission to link this library with independent modules to produce an
+ * executable, regardless of the license terms of these independent
+ * modules, and to copy and distribute the resulting executable under terms
+ * of your choice, provided that you also meet, for each linked independent
+ * module, the terms and conditions of the license of that module.  An
+ * independent module is a module which is not derived from or based on
+ * this library.  If you modify this library, you may extend this exception
+ * to your version of the library, but you are not obligated to do so.  If
+ * you do not wish to do so, delete this exception statement from your
+ * version.
+ */
+
+package org.icedrobot.daneel.junit;
+
+import java.io.File;
+import java.lang.reflect.Method;
+
+import org.icedrobot.daneel.loader.DaneelClassLoader;
+
+public class TestUtils {
+
+    private static DaneelClassLoader daneelClassLoader;
+
+    /**
+     * Create a ClassLoader from the IcedRobot test Android Package file
+     * (*.apk).
+     * 
+     * @return a singleton instance
+     */
+    public static DaneelClassLoader getClassLoader() {
+        if (daneelClassLoader == null) {
+            File[] file = new File[1];
+            // Position of Eclipse build directory
+            file[0] = new File(
+                    "../IcedRobotAndroidTests/bin/IcedRobotAndroidTests.apk");
+            if (!file[0].exists()) {
+                // search on another location
+            }
+            daneelClassLoader = new DaneelClassLoader(
+                    ClassLoader.getSystemClassLoader(), file);
+        }
+        return daneelClassLoader;
+    }
+
+    /**
+     * Load a class from the IcedRobot test Android Package file (*.apk). The
+     * class name is build from the test clas name with suffix 'Dex'. After the
+     * loading it create an instance of the class.
+     * 
+     * @param junitTestClass
+     *            The class of the test case.
+     * @return a instance of the loaded dex class
+     * @throws Exception
+     *             if there are any wrong on loading
+     */
+    public static Object getDexTestInstance(Class junitTestClass)
+            throws Exception {
+        String className = junitTestClass.getName();
+        Class clazz = getClassLoader().loadClass(className + "Dex");
+        return clazz.newInstance();
+    }
+
+    /**
+     * Request a method from the given Object. The method name is identical to
+     * the caller method name. (stack deep is 2)
+     * 
+     * @param instance
+     *            the object from the dex class
+     * @param paramTypes
+     *            the parameters of the method if there any
+     * @return the method of the dex class
+     * @throws Exception
+     *             if there are any wrong on loading
+     */
+    private static Method getDexMethodImpl(Object instance, Class... paramTypes)
+            throws Exception {
+        StackTraceElement ste = new Throwable().getStackTrace()[2];
+        Class clazz;
+        if (instance == null) {
+            clazz = getClassLoader().loadClass(ste.getClassName() + "Dex");
+        } else {
+            clazz = instance.getClass();
+        }
+        return clazz.getDeclaredMethod(ste.getMethodName(), paramTypes);
+    }
+
+    /**
+     * Request a method from the given Object. The method name is identical to
+     * the caller method name. If the object is null the class name is build
+     * from the caller class.
+     * 
+     * @param instance
+     *            the object from the dex class, can be null
+     * @param paramTypes
+     *            the parameters of the method if there any
+     * @return the method of the dex class
+     * @throws Exception
+     *             if there are any wrong on loading
+     */
+    public static Method getDexTestMethod(Object instance, Class... paramTypes)
+            throws Exception {
+        return getDexMethodImpl(instance, paramTypes);
+    }
+
+    /**
+     * Invoke a method from the given Object. The method name is identical to
+     * the caller method name. If the instance is null (static methods) the
+     * class name is build from the caller class.
+     * 
+     * @param instance
+     *            the object from the dex class, can be null for static methods
+     * @param params
+     *            the parameters of the method if there any
+     * @return the return value of the method
+     * @throws Exception
+     *             if there are any wrong on loading
+     */
+    public static Object invokeDexTestMethod(Object instance, Object... params)
+            throws Exception {
+        Class[] paramTypes;
+        if (params != null && params.length > 0) {
+            paramTypes = new Class[params.length];
+            for (int i = 0; i < params.length; i++) {
+                paramTypes[i] = params[i].getClass();
+            }
+        } else {
+            paramTypes = null;
+        }
+        Method method = getDexMethodImpl(instance, paramTypes);
+        return method.invoke(instance, params);
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/test/java/org/icedrobot/daneel/rewriter/DexRewriter_MethodRewriterTest.java	Sat Mar 19 21:10:34 2011 +0100
@@ -0,0 +1,74 @@
+/*
+ * Daneel - Dalvik to Java bytecode compiler
+ * Copyright (C) 2011  IcedRobot team
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * This file is subject to the "Classpath" exception:
+ *
+ * Linking this library statically or dynamically with other modules is
+ * making a combined work based on this library.  Thus, the terms and
+ * conditions of the GNU General Public License cover the whole
+ * combination.
+ *
+ * As a special exception, the copyright holders of this library give you
+ * permission to link this library with independent modules to produce an
+ * executable, regardless of the license terms of these independent
+ * modules, and to copy and distribute the resulting executable under terms
+ * of your choice, provided that you also meet, for each linked independent
+ * module, the terms and conditions of the license of that module.  An
+ * independent module is a module which is not derived from or based on
+ * this library.  If you modify this library, you may extend this exception
+ * to your version of the library, but you are not obligated to do so.  If
+ * you do not wish to do so, delete this exception statement from your
+ * version.
+ */
+
+package org.icedrobot.daneel.rewriter;
+
+import static org.junit.Assert.assertEquals;
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
+import org.icedrobot.daneel.junit.TestUtils;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+public class DexRewriter_MethodRewriterTest {
+
+    private static Object instance;
+
+    @BeforeClass
+    public static void setUpBeforeClass() throws Exception {
+        instance = TestUtils
+                .getDexTestInstance(DexRewriter_MethodRewriterTest.class);
+    }
+
+    @AfterClass
+    public static void tearDownAfterClass() {
+        instance = null;
+    }
+
+    @Test
+    public void returnInt() throws Exception {
+        assertEquals(25, TestUtils.invokeDexTestMethod(instance));
+    }
+
+    @Test
+    public void returnFloat() throws Exception {
+        assertEquals(Float.valueOf(37), TestUtils.invokeDexTestMethod(instance));
+    }
+}