jaroslav@372: /**
jaroslav@372:  * Back 2 Browser Bytecode Translator
jaroslav@372:  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
jaroslav@372:  *
jaroslav@372:  * This program is free software: you can redistribute it and/or modify
jaroslav@372:  * it under the terms of the GNU General Public License as published by
jaroslav@372:  * the Free Software Foundation, version 2 of the License.
jaroslav@372:  *
jaroslav@372:  * This program is distributed in the hope that it will be useful,
jaroslav@372:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
jaroslav@372:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
jaroslav@372:  * GNU General Public License for more details.
jaroslav@372:  *
jaroslav@372:  * You should have received a copy of the GNU General Public License
jaroslav@372:  * along with this program. Look for COPYING file in the top folder.
jaroslav@372:  * If not, see http://opensource.org/licenses/GPL-2.0.
jaroslav@372:  */
jaroslav@372: package org.apidesign.bck2brwsr.vmtest.impl;
jaroslav@372: 
jaroslav@372: import java.lang.reflect.Method;
jaroslav@372: import java.util.Map;
jaroslav@372: import java.util.WeakHashMap;
jaroslav@372: import javax.script.Invocable;
jaroslav@372: import org.apidesign.bck2brwsr.launcher.MethodInvocation;
jaroslav@372: import org.testng.ITest;
jaroslav@372: import org.testng.annotations.Test;
jaroslav@372: 
jaroslav@372: /**
jaroslav@372:  *
jaroslav@372:  * @author Jaroslav Tulach <jtulach@netbeans.org>
jaroslav@372:  */
jaroslav@372: public final class Bck2BrwsrCase implements ITest {
jaroslav@372:     private final Method m;
jaroslav@372:     private final Launchers l;
jaroslav@372:     private final int type;
jaroslav@372:     Object value;
jaroslav@372:     private Invocable code;
jaroslav@372:     private CharSequence codeSeq;
jaroslav@372:     private static final Map<Class, Object[]> compiled = new WeakHashMap<>();
jaroslav@372:     private Object inst;
jaroslav@372: 
jaroslav@372:     Bck2BrwsrCase(Method m, int type, Launchers l) {
jaroslav@372:         this.l = l;
jaroslav@372:         this.m = m;
jaroslav@372:         this.type = type;
jaroslav@372:     }
jaroslav@372: 
jaroslav@372:     @Test(groups = "run")
jaroslav@372:     public void executeCode() throws Throwable {
jaroslav@372:         if (type == 1) {
jaroslav@372:             MethodInvocation c = l.addMethod(m.getDeclaringClass(), m.getName(), false);
jaroslav@372:             value = c.toString();
jaroslav@372:         } else if (type == 2) {
jaroslav@372:             MethodInvocation c = l.addMethod(m.getDeclaringClass(), m.getName(), true);
jaroslav@372:             value = c.toString();
jaroslav@372:         } else {
jaroslav@372:             value = m.invoke(m.getDeclaringClass().newInstance());
jaroslav@372:         }
jaroslav@372:     }
jaroslav@372: 
jaroslav@372:     @Override
jaroslav@372:     public String getTestName() {
jaroslav@372:         return m.getName() + "[" + typeName() + "]";
jaroslav@372:     }
jaroslav@372: 
jaroslav@372:     final String typeName() {
jaroslav@372:         switch (type) {
jaroslav@372:             case 0:
jaroslav@372:                 return "Java";
jaroslav@372:             case 1:
jaroslav@372:                 return "JavaScript";
jaroslav@372:             case 2:
jaroslav@372:                 return "Browser";
jaroslav@372:             default:
jaroslav@372:                 return "Unknown type " + type;
jaroslav@372:         }
jaroslav@372:     }
jaroslav@372: 
jaroslav@372:     private static String computeSignature(Method m) {
jaroslav@372:         StringBuilder sb = new StringBuilder();
jaroslav@372:         appendType(sb, m.getReturnType());
jaroslav@372:         for (Class<?> c : m.getParameterTypes()) {
jaroslav@372:             appendType(sb, c);
jaroslav@372:         }
jaroslav@372:         return sb.toString();
jaroslav@372:     }
jaroslav@372: 
jaroslav@372:     private static void appendType(StringBuilder sb, Class<?> t) {
jaroslav@372:         if (t == null) {
jaroslav@372:             sb.append('V');
jaroslav@372:             return;
jaroslav@372:         }
jaroslav@372:         if (t.isPrimitive()) {
jaroslav@372:             int ch = -1;
jaroslav@372:             if (t == int.class) {
jaroslav@372:                 ch = 'I';
jaroslav@372:             }
jaroslav@372:             if (t == short.class) {
jaroslav@372:                 ch = 'S';
jaroslav@372:             }
jaroslav@372:             if (t == byte.class) {
jaroslav@372:                 ch = 'B';
jaroslav@372:             }
jaroslav@372:             if (t == boolean.class) {
jaroslav@372:                 ch = 'Z';
jaroslav@372:             }
jaroslav@372:             if (t == long.class) {
jaroslav@372:                 ch = 'J';
jaroslav@372:             }
jaroslav@372:             if (t == float.class) {
jaroslav@372:                 ch = 'F';
jaroslav@372:             }
jaroslav@372:             if (t == double.class) {
jaroslav@372:                 ch = 'D';
jaroslav@372:             }
jaroslav@372:             assert ch != -1 : "Unknown primitive type " + t;
jaroslav@372:             sb.append((char) ch);
jaroslav@372:             return;
jaroslav@372:         }
jaroslav@372:         if (t.isArray()) {
jaroslav@372:             sb.append("_3");
jaroslav@372:             appendType(sb, t.getComponentType());
jaroslav@372:             return;
jaroslav@372:         }
jaroslav@372:         sb.append('L');
jaroslav@372:         sb.append(t.getName().replace('.', '_'));
jaroslav@372:         sb.append("_2");
jaroslav@372:     }
jaroslav@372:     
jaroslav@372: }