duke@1: /*
ohair@554:  * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
duke@1:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@1:  *
duke@1:  * This code is free software; you can redistribute it and/or modify it
duke@1:  * under the terms of the GNU General Public License version 2 only, as
duke@1:  * published by the Free Software Foundation.
duke@1:  *
duke@1:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@1:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@1:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@1:  * version 2 for more details (a copy is included in the LICENSE file that
duke@1:  * accompanied this code).
duke@1:  *
duke@1:  * You should have received a copy of the GNU General Public License version
duke@1:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@1:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@1:  *
ohair@554:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554:  * or visit www.oracle.com if you need additional information or have any
ohair@554:  * questions.
duke@1:  */
duke@1: 
duke@1: /**
duke@1:  * @test
duke@1:  * @bug 6394683
duke@1:  * @summary need to resolve different file-type precedence semantics for javac and 269
duke@1:  */
duke@1: 
duke@1: import java.io.*;
duke@1: import javax.tools.*;
duke@1: 
duke@1: public class T6394683 {
duke@1:     static final String testSrc = System.getProperty("test.src", ".");
duke@1:     static final File a_java = new File(testSrc, "A.java");
duke@1:     static final File a_class = new File("A.class");
duke@1:     static final File b_class = new File("B.class");
duke@1:     static final File b_java = new File("B.java");
duke@1: 
duke@1:     static abstract class TestFile extends File {
duke@1:         TestFile(File file) {
duke@1:             super(file.getPath());
duke@1:         }
duke@1: 
duke@1:         abstract void create() throws IOException;
duke@1:     }
duke@1: 
duke@1:     static class JavaTestFile extends TestFile {
duke@1:         JavaTestFile(File file, String text) {
duke@1:             super(file);
duke@1:             this.text = text;
duke@1:         }
duke@1: 
duke@1:         void create() throws IOException {
duke@1:             BufferedWriter out = new BufferedWriter(new FileWriter(this));
duke@1:             out.write(text);
duke@1:             out.newLine();
duke@1:             out.close();
duke@1:         }
duke@1: 
duke@1:         private String text;
duke@1:     }
duke@1: 
duke@1:     static TestFile good_java = new JavaTestFile(b_java, "class B { }");
duke@1:     static TestFile bad_java  = new JavaTestFile(b_java, "class B");
duke@1: 
duke@1:     static TestFile good_class = new TestFile(b_class) {
duke@1:             void create() throws IOException {
duke@1:                 JavaCompiler javac = ToolProvider.getSystemJavaCompiler();
duke@1:                 int rc = javac.run(null, null, null,
duke@1:                                    "-d", ".",
duke@1:                                    new File(testSrc, "B.java").getPath());
duke@1:                 if (rc != 0)
duke@1:                     throw new AssertionError("compilation failed, rc=" + rc + " creating B.class");
duke@1:             }
duke@1:         };
duke@1: 
duke@1:     static TestFile bad_class = new TestFile(b_class) {
duke@1:             void create() throws IOException {
duke@1:                 FileOutputStream out = new FileOutputStream(b_class);
duke@1:                 out.close();
duke@1:             }
duke@1:         };
duke@1: 
duke@1: 
duke@1:     public static void main(String ... args) throws Exception {
duke@1:         boolean ok;
duke@1: 
duke@1:         ok  = test("-Xprefer:source", good_java, bad_class);
duke@1:         ok &= test("-Xprefer:source", bad_class, good_java);
duke@1:         ok &= test("-Xprefer:newer",  bad_java,  good_class);
duke@1:         ok &= test("-Xprefer:newer",  bad_class, good_java);
duke@1: 
duke@1:         if (!ok)
duke@1:             throw new AssertionError("test failed");
duke@1:     }
duke@1: 
duke@1:     static boolean test(String opt, TestFile older, TestFile newer) throws Exception {
duke@1: 
duke@1:         // ensure clean start
duke@1:         a_class.delete();
duke@1:         b_java.delete();
duke@1:         b_class.delete();
duke@1: 
duke@1:         older.create();
duke@1:         newer.create();
duke@1:         if (!older.exists() || !newer.exists())
duke@1:             throw new AssertionError("error creating files");
duke@1: 
duke@1:         int n = 0;
duke@1:         while (newer.lastModified() <= older.lastModified()) {
duke@1:             if (++n == 5)
duke@1:                 throw new Error("Cannot create files");
duke@1:             Thread.sleep(1000);
duke@1:             newer.create();
duke@1:         }
duke@1: 
duke@1:         System.err.println("test:"
duke@1:                            + "option:" + opt + ", "
duke@1:                            + "older:" + older + "[" + older.length() + ":" + older.lastModified() + "], "
duke@1:                            + "newer:" + newer + "[" + newer.length() + ":" + newer.lastModified() + "]");
duke@1:         for (String s: new File(".").list())
duke@1:             System.err.print(" " + s);
duke@1:         System.err.println();
duke@1: 
duke@1:         JavaCompiler javac = ToolProvider.getSystemJavaCompiler();
duke@1:         int rc = javac.run(null, null, null,
duke@1:                            "-d", ".",
duke@1:                            "-classpath", ".",
duke@1:                            "-sourcepath", ".",
duke@1:                            opt,
duke@1:                            a_java.getPath());
duke@1:         if (rc != 0) {
duke@1:             error("compilation failed, rc=" + rc + ", option: " + opt + ", older:" + older + ", newer" + newer);
duke@1:             return false;
duke@1:         }
duke@1: 
duke@1:         return true;
duke@1:     }
duke@1: 
duke@1:     static void error(String msg) {
duke@1:         System.err.println(msg);
duke@1:     }
duke@1: }