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test/tools/javac/policy/test3/Test.java@959103a6100f (annotated)

test/tools/javac/policy/test3/Test.java

Wed, 27 Apr 2016 01:34:52 +0800

author

aoqi

date

Wed, 27 Apr 2016 01:34:52 +0800

changeset 0

959103a6100f

child 2525

2eb010b6cb22

permissions

-rw-r--r--

Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/langtools/
changeset: 2573:53ca196be1ae
tag: jdk8u25-b17

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2009, 2013, 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 6813059
aoqi@0	27	* @summary
aoqi@0	28	*/
aoqi@0	29
aoqi@0	30	import java.io.*;
aoqi@0	31	import java.util.*;
aoqi@0	32
aoqi@0	33	// Simple test of -XDshouldStopPolicy.
aoqi@0	34	// For each of the permissable values, we compile a file with an error in it,
aoqi@0	35	// then using -XDverboseCompilePolicy we check that the compilation gets as
aoqi@0	36	// far as expected, but no further.
aoqi@0	37
aoqi@0	38	public class Test {
aoqi@0	39	enum ShouldStopPolicy {
aoqi@0	40	BLANK(false, null, "attr"),
aoqi@0	41	PROCESS(true, null, "attr"),
aoqi@0	42	ATTR(true, "attr", "flow"),
aoqi@0	43	FLOW(true, "flow", "desugar"),
aoqi@0	44	TRANSTYPES(true, "desugar", "generate"),
aoqi@0	45	LOWER(true, "desugar", "generate"),
aoqi@0	46	GENERATE(true, "generate", null);
aoqi@0	47	ShouldStopPolicy(boolean needOption, String expect, String dontExpect) {
aoqi@0	48	this.needOption = needOption;
aoqi@0	49	this.expect = expect;
aoqi@0	50	this.dontExpect = dontExpect;
aoqi@0	51	}
aoqi@0	52	boolean needOption;
aoqi@0	53	String expect;
aoqi@0	54	String dontExpect;
aoqi@0	55	}
aoqi@0	56
aoqi@0	57	enum CompilePolicy {
aoqi@0	58	BYFILE,
aoqi@0	59	BYTODO
aoqi@0	60	}
aoqi@0	61
aoqi@0	62	public static void main(String... args) throws Exception {
aoqi@0	63	new Test().run();
aoqi@0	64	}
aoqi@0	65
aoqi@0	66	public void run() throws Exception {
aoqi@0	67	for (CompilePolicy cp: CompilePolicy.values()) {
aoqi@0	68	for (ShouldStopPolicy ssp: ShouldStopPolicy.values()) {
aoqi@0	69	test(cp, ssp);
aoqi@0	70	}
aoqi@0	71	}
aoqi@0	72
aoqi@0	73	if (errors > 0)
aoqi@0	74	throw new Exception(errors + " errors occurred");
aoqi@0	75	}
aoqi@0	76
aoqi@0	77	public void test(CompilePolicy cp, ShouldStopPolicy ssp) {
aoqi@0	78	System.err.println();
aoqi@0	79	System.err.println("test " + cp + " " + ssp);
aoqi@0	80	List<String> args = new ArrayList<String>();
aoqi@0	81	args.add("-XDverboseCompilePolicy");
aoqi@0	82	args.add("-XDcompilePolicy=" + cp.toString().toLowerCase());
aoqi@0	83	args.add("-d");
aoqi@0	84	args.add(".");
aoqi@0	85	if (ssp.needOption)
aoqi@0	86	args.add("-XDshouldStopPolicy=" + ssp);
aoqi@0	87	args.add(new File(System.getProperty("test.src", "."), "A.java").getPath());
aoqi@0	88
aoqi@0	89	StringWriter sw = new StringWriter();
aoqi@0	90	PrintWriter pw = new PrintWriter(sw);
aoqi@0	91	System.err.println("compile " + args);
aoqi@0	92	int rc = com.sun.tools.javac.Main.compile(args.toArray(new String[args.size()]), pw);
aoqi@0	93	if (rc == 0)
aoqi@0	94	throw new Error("compilation succeeded unexpectedly");
aoqi@0	95	//System.err.println(sw);
aoqi@0	96
aoqi@0	97	// The following is a workaround for the current javac implementation,
aoqi@0	98	// that in bytodo mode, it will still attribute files after syntax errors.
aoqi@0	99	// Changing that behavior may surprise existing users, so for now, we
aoqi@0	100	// work around it.
aoqi@0	101	if (cp == CompilePolicy.BYTODO && ssp == ShouldStopPolicy.PROCESS)
aoqi@0	102	ssp = ShouldStopPolicy.ATTR;
aoqi@0	103
aoqi@0	104	boolean foundExpected = (ssp.expect == null);
aoqi@0	105	String[] lines = sw.toString().split("\n");
aoqi@0	106	for (String line: lines) {
aoqi@0	107	if (ssp.expect != null && line.startsWith("[" + ssp.expect))
aoqi@0	108	foundExpected = true;
aoqi@0	109	if (ssp.dontExpect != null && line.startsWith("[" + ssp.dontExpect)) {
aoqi@0	110	error("Unexpected output: " + ssp.dontExpect + "\n" + sw);
aoqi@0	111	return;
aoqi@0	112	}
aoqi@0	113	}
aoqi@0	114
aoqi@0	115	if (!foundExpected)
aoqi@0	116	error("Expected output not found: " + ssp.expect + "\n" + sw);
aoqi@0	117	}
aoqi@0	118
aoqi@0	119	void error(String message) {
aoqi@0	120	System.err.println(message);
aoqi@0	121	errors++;
aoqi@0	122	}
aoqi@0	123
aoqi@0	124	int errors;
aoqi@0	125	}