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test/tools/javac/6394683/T6394683.java@2eb010b6cb22 (annotated)

test/tools/javac/6394683/T6394683.java

Thu, 31 Aug 2017 15:17:03 +0800

author

aoqi

date

Thu, 31 Aug 2017 15:17:03 +0800

changeset 2525

2eb010b6cb22

parent 554

9d9f26857129

parent 0

959103a6100f

permissions

-rw-r--r--

merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	/**
aoqi@0	25	* @test
aoqi@0	26	* @bug 6394683
aoqi@0	27	* @summary need to resolve different file-type precedence semantics for javac and 269
aoqi@0	28	*/
aoqi@0	29
aoqi@0	30	import java.io.*;
aoqi@0	31	import javax.tools.*;
aoqi@0	32
aoqi@0	33	public class T6394683 {
aoqi@0	34	static final String testSrc = System.getProperty("test.src", ".");
aoqi@0	35	static final File a_java = new File(testSrc, "A.java");
aoqi@0	36	static final File a_class = new File("A.class");
aoqi@0	37	static final File b_class = new File("B.class");
aoqi@0	38	static final File b_java = new File("B.java");
aoqi@0	39
aoqi@0	40	static abstract class TestFile extends File {
aoqi@0	41	TestFile(File file) {
aoqi@0	42	super(file.getPath());
aoqi@0	43	}
aoqi@0	44
aoqi@0	45	abstract void create() throws IOException;
aoqi@0	46	}
aoqi@0	47
aoqi@0	48	static class JavaTestFile extends TestFile {
aoqi@0	49	JavaTestFile(File file, String text) {
aoqi@0	50	super(file);
aoqi@0	51	this.text = text;
aoqi@0	52	}
aoqi@0	53
aoqi@0	54	void create() throws IOException {
aoqi@0	55	BufferedWriter out = new BufferedWriter(new FileWriter(this));
aoqi@0	56	out.write(text);
aoqi@0	57	out.newLine();
aoqi@0	58	out.close();
aoqi@0	59	}
aoqi@0	60
aoqi@0	61	private String text;
aoqi@0	62	}
aoqi@0	63
aoqi@0	64	static TestFile good_java = new JavaTestFile(b_java, "class B { }");
aoqi@0	65	static TestFile bad_java = new JavaTestFile(b_java, "class B");
aoqi@0	66
aoqi@0	67	static TestFile good_class = new TestFile(b_class) {
aoqi@0	68	void create() throws IOException {
aoqi@0	69	JavaCompiler javac = ToolProvider.getSystemJavaCompiler();
aoqi@0	70	int rc = javac.run(null, null, null,
aoqi@0	71	"-d", ".",
aoqi@0	72	new File(testSrc, "B.java").getPath());
aoqi@0	73	if (rc != 0)
aoqi@0	74	throw new AssertionError("compilation failed, rc=" + rc + " creating B.class");
aoqi@0	75	}
aoqi@0	76	};
aoqi@0	77
aoqi@0	78	static TestFile bad_class = new TestFile(b_class) {
aoqi@0	79	void create() throws IOException {
aoqi@0	80	FileOutputStream out = new FileOutputStream(b_class);
aoqi@0	81	out.close();
aoqi@0	82	}
aoqi@0	83	};
aoqi@0	84
aoqi@0	85
aoqi@0	86	public static void main(String ... args) throws Exception {
aoqi@0	87	boolean ok;
aoqi@0	88
aoqi@0	89	ok = test("-Xprefer:source", good_java, bad_class);
aoqi@0	90	ok &= test("-Xprefer:source", bad_class, good_java);
aoqi@0	91	ok &= test("-Xprefer:newer", bad_java, good_class);
aoqi@0	92	ok &= test("-Xprefer:newer", bad_class, good_java);
aoqi@0	93
aoqi@0	94	if (!ok)
aoqi@0	95	throw new AssertionError("test failed");
aoqi@0	96	}
aoqi@0	97
aoqi@0	98	static boolean test(String opt, TestFile older, TestFile newer) throws Exception {
aoqi@0	99
aoqi@0	100	// ensure clean start
aoqi@0	101	a_class.delete();
aoqi@0	102	b_java.delete();
aoqi@0	103	b_class.delete();
aoqi@0	104
aoqi@0	105	older.create();
aoqi@0	106	newer.create();
aoqi@0	107	if (!older.exists() || !newer.exists())
aoqi@0	108	throw new AssertionError("error creating files");
aoqi@0	109
aoqi@0	110	int n = 0;
aoqi@0	111	while (newer.lastModified() <= older.lastModified()) {
aoqi@0	112	if (++n == 5)
aoqi@0	113	throw new Error("Cannot create files");
aoqi@0	114	Thread.sleep(1000);
aoqi@0	115	newer.create();
aoqi@0	116	}
aoqi@0	117
aoqi@0	118	System.err.println("test:"
aoqi@0	119	+ "option:" + opt + ", "
aoqi@0	120	+ "older:" + older + "[" + older.length() + ":" + older.lastModified() + "], "
aoqi@0	121	+ "newer:" + newer + "[" + newer.length() + ":" + newer.lastModified() + "]");
aoqi@0	122	for (String s: new File(".").list())
aoqi@0	123	System.err.print(" " + s);
aoqi@0	124	System.err.println();
aoqi@0	125
aoqi@0	126	JavaCompiler javac = ToolProvider.getSystemJavaCompiler();
aoqi@0	127	int rc = javac.run(null, null, null,
aoqi@0	128	"-d", ".",
aoqi@0	129	"-classpath", ".",
aoqi@0	130	"-sourcepath", ".",
aoqi@0	131	opt,
aoqi@0	132	a_java.getPath());
aoqi@0	133	if (rc != 0) {
aoqi@0	134	error("compilation failed, rc=" + rc + ", option: " + opt + ", older:" + older + ", newer" + newer);
aoqi@0	135	return false;
aoqi@0	136	}
aoqi@0	137
aoqi@0	138	return true;
aoqi@0	139	}
aoqi@0	140
aoqi@0	141	static void error(String msg) {
aoqi@0	142	System.err.println(msg);
aoqi@0	143	}
aoqi@0	144	}