SimpleCompilerTest.java

/*
 * Copyright (c) 2010 Mysema Ltd.
 * All rights reserved.
 *
 */
package com.mysema.codegen;

import static org.junit.Assert.assertTrue;

import java.io.File;
import java.io.UnsupportedEncodingException;
import java.net.URL;
import java.net.URLClassLoader;
import java.net.URLDecoder;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import javax.tools.JavaCompiler;
import javax.tools.ToolProvider;

import org.junit.After;
import org.junit.Assert;
import org.junit.Ignore;
import org.junit.Test;

public class SimpleCompilerTest {

    @After
    public void tearDown() {
        new File("src/test/java/com/mysema/codegen/SimpleCompilerTest.class").delete();
    }

    @Test
    @Ignore
    public void Run() throws UnsupportedEncodingException {
        new File("target/out").mkdir();
        JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
        URLClassLoader classLoader = (URLClassLoader)Thread.currentThread().getContextClassLoader();
        
        // create classpath
        StringBuilder path = new StringBuilder();
        for (URL url : classLoader.getURLs()) {
            if (path.length() > 0) {
                path.append(File.pathSeparator);
            }
            String decodedPath = URLDecoder.decode(url.getPath(), "UTF-8");
            path.append(new File(decodedPath).getAbsolutePath());
        }
        System.err.println(path);
        
        // compile
        List<String> options = Arrays.asList(
          "-classpath", path.toString(),      
          "-s", "target/out",
          "src/test/java/com/mysema/codegen/SimpleCompilerTest.java");
        int compilationResult = compiler.run(null, null, null,
                options.toArray(new String[options.size()]));
        if (compilationResult != 0) {
            Assert.fail("Compilation Failed");
        }
    }
    
    @Test
    public void Run2() {
        new File("target/out2").mkdir();
        JavaCompiler compiler = new SimpleCompiler();
        System.out.println(compiler.getClass().getName());
        List<String> options = new ArrayList<String>(3);
        options.add("-s");
        options.add("target/out2");
        options.add("src/test/java/com/mysema/codegen/SimpleCompilerTest.java");
        int compilationResult = compiler.run(null, null, null,
                options.toArray(new String[options.size()]));
        if (compilationResult != 0) {
            Assert.fail("Compilation Failed");
        }
    }

    @Test
    public void Surefire() {
        URLClassLoader cl = (URLClassLoader) Thread.currentThread().getContextClassLoader();
        assertTrue(SimpleCompiler.isSureFireBooter(cl));
    }
    

}