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test/tools/javac/T6956638.java@0b6cc4ea670f (annotated)

test/tools/javac/T6956638.java

Wed, 13 Aug 2014 14:50:00 -0700

author

katleman

date

Wed, 13 Aug 2014 14:50:00 -0700

changeset 2549

0b6cc4ea670f

parent 0

959103a6100f

permissions

-rw-r--r--

Added tag jdk8u40-b01 for changeset bf89a471779d

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2010, 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	import java.io.BufferedWriter;
aoqi@0	25	import java.io.File;
aoqi@0	26	import java.io.FileWriter;
aoqi@0	27	import java.io.IOException;
aoqi@0	28	import java.io.StringWriter;
aoqi@0	29	import java.util.Arrays;
aoqi@0	30	import java.util.Iterator;
aoqi@0	31	import java.util.List;
aoqi@0	32
aoqi@0	33	import javax.lang.model.element.Element;
aoqi@0	34	import javax.tools.DiagnosticCollector;
aoqi@0	35	import javax.tools.JavaCompiler;
aoqi@0	36	import javax.tools.JavaFileObject;
aoqi@0	37	import javax.tools.StandardJavaFileManager;
aoqi@0	38	import javax.tools.ToolProvider;
aoqi@0	39
aoqi@0	40	import com.sun.source.tree.CompilationUnitTree;
aoqi@0	41	import com.sun.source.util.JavacTask;
aoqi@0	42
aoqi@0	43	/**
aoqi@0	44	* @test
aoqi@0	45	* @bug 6956638
aoqi@0	46	* @summary JavacTask.generate does not generate all required files
aoqi@0	47	*/
aoqi@0	48	public class T6956638 {
aoqi@0	49	public static void main(String[] args) throws Exception {
aoqi@0	50	new T6956638().run();
aoqi@0	51	}
aoqi@0	52
aoqi@0	53	void run() throws Exception {
aoqi@0	54	File srcDir = new File("src");
aoqi@0	55
aoqi@0	56	File[] files = {
aoqi@0	57	writeFile(new File(srcDir, "T1.java"),
aoqi@0	58	"public class T1 extends T2 {}\n"),
aoqi@0	59	writeFile(new File(srcDir, "T2.java"),
aoqi@0	60	"public class T2 extends T3 {}\n"),
aoqi@0	61	writeFile(new File(srcDir, "T3.java"),
aoqi@0	62	"public class T3 { public static final int C = 1; }\n"),
aoqi@0	63	writeFile(new File(srcDir, "Test.java"),
aoqi@0	64	"public class Test { public static final int D = T1.C; }\n")
aoqi@0	65	};
aoqi@0	66
aoqi@0	67	for (File f1: files) {
aoqi@0	68	for (File f2: files) {
aoqi@0	69	if (f2 == f1) continue;
aoqi@0	70	for (File f3: files) {
aoqi@0	71	if (f3 == f2 || f3 == f1) continue;
aoqi@0	72	for (File f4: files) {
aoqi@0	73	if (f4 == f3 || f4 == f2 || f4 == f1) continue;
aoqi@0	74	try {
aoqi@0	75	test(f1, f2, f3, f4);
aoqi@0	76	} catch (Exception e) {
aoqi@0	77	error(e);
aoqi@0	78	}
aoqi@0	79	}
aoqi@0	80	}
aoqi@0	81	}
aoqi@0	82	}
aoqi@0	83
aoqi@0	84	if (errors > 0)
aoqi@0	85	throw new Exception(errors + " tests failed");
aoqi@0	86	}
aoqi@0	87
aoqi@0	88	void test(File... sourceFiles) throws Exception {
aoqi@0	89	System.err.println("Test " + (++count) + ": " + Arrays.asList(sourceFiles));
aoqi@0	90
aoqi@0	91	File classesDir = new File("classes" + count);
aoqi@0	92	classesDir.mkdirs();
aoqi@0	93
aoqi@0	94	StringWriter compilerOutputStream = new StringWriter();
aoqi@0	95
aoqi@0	96	List<String> compileOptions = Arrays.asList("-d", classesDir.getPath());
aoqi@0	97	JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
aoqi@0	98	DiagnosticCollector<JavaFileObject> diagnosticCollector = new DiagnosticCollector<JavaFileObject>();
aoqi@0	99	StandardJavaFileManager fileManager = compiler.getStandardFileManager(diagnosticCollector, null, null);
aoqi@0	100	Iterable<? extends JavaFileObject> sourceFileObjects = fileManager.getJavaFileObjects(sourceFiles);
aoqi@0	101	System.err.println("1- javac given java source JavaFileObjects " + sourceFileObjects);
aoqi@0	102	JavaCompiler.CompilationTask task = compiler.getTask(compilerOutputStream, fileManager, null, compileOptions, null, sourceFileObjects);
aoqi@0	103	JavacTask javacTask = (JavacTask) task;
aoqi@0	104
aoqi@0	105	Iterable<? extends CompilationUnitTree> parsedTrees = javacTask.parse();
aoqi@0	106	Iterable<? extends Element> analyzedTrees = javacTask.analyze();
aoqi@0	107	Iterable<? extends JavaFileObject> generatedFiles = javacTask.generate();
aoqi@0	108
aoqi@0	109	System.err.println("2- parsed:" + size(parsedTrees) + " analysed:" + size(analyzedTrees) + " generated:" + size(generatedFiles));
aoqi@0	110
aoqi@0	111	System.err.print("3-");
aoqi@0	112	for (JavaFileObject f : generatedFiles)
aoqi@0	113	System.err.print(" " + f);
aoqi@0	114	System.err.println("");
aoqi@0	115
aoqi@0	116	System.err.print("5-");
aoqi@0	117	for (File f : classesDir.listFiles())
aoqi@0	118	System.err.print(" " + f);
aoqi@0	119	System.err.println("");
aoqi@0	120
aoqi@0	121	System.err.println("----");
aoqi@0	122	System.err.println(compilerOutputStream.toString());
aoqi@0	123
aoqi@0	124	if (size(generatedFiles) != size(parsedTrees)) {
aoqi@0	125	throw new Exception("wrong number of files generated: " + size(generatedFiles)
aoqi@0	126	+ " expected: " + size(parsedTrees));
aoqi@0	127	}
aoqi@0	128	}
aoqi@0	129
aoqi@0	130	private void error(Throwable t) {
aoqi@0	131	t.printStackTrace();
aoqi@0	132	errors++;
aoqi@0	133	}
aoqi@0	134
aoqi@0	135	int count;
aoqi@0	136	int errors;
aoqi@0	137
aoqi@0	138	private static <E> int size(Iterable<E> x) {
aoqi@0	139	int n = 0;
aoqi@0	140	for (Iterator<E> iter = x.iterator(); iter.hasNext(); ++n)
aoqi@0	141	iter.next();
aoqi@0	142	return n;
aoqi@0	143	}
aoqi@0	144
aoqi@0	145	private static File writeFile(File f, String str) throws IOException {
aoqi@0	146	f.getParentFile().mkdirs();
aoqi@0	147	BufferedWriter fout = new BufferedWriter(new FileWriter(f));
aoqi@0	148	try {
aoqi@0	149	fout.write(str);
aoqi@0	150	fout.flush();
aoqi@0	151	} finally {
aoqi@0	152	fout.close();
aoqi@0	153	}
aoqi@0	154	return f;
aoqi@0	155	}
aoqi@0	156	}