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test/tools/javac/tree/DocCommentToplevelTest.java@959103a6100f (annotated)

test/tools/javac/tree/DocCommentToplevelTest.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) 2011, 2012, 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 7096014
aoqi@0	27	* @summary Javac tokens should retain state
aoqi@0	28	*/
aoqi@0	29
aoqi@0	30	import com.sun.source.tree.*;
aoqi@0	31	import com.sun.source.util.*;
aoqi@0	32	import com.sun.tools.javac.tree.DocCommentTable;
aoqi@0	33	import com.sun.tools.javac.tree.JCTree;
aoqi@0	34
aoqi@0	35	import java.net.URI;
aoqi@0	36	import java.util.*;
aoqi@0	37	import javax.tools.*;
aoqi@0	38
aoqi@0	39
aoqi@0	40	public class DocCommentToplevelTest {
aoqi@0	41
aoqi@0	42	enum PackageKind {
aoqi@0	43	HAS_PKG("package pkg;"),
aoqi@0	44	NO_PKG("");
aoqi@0	45
aoqi@0	46	String pkgStr;
aoqi@0	47
aoqi@0	48	PackageKind(String pkgStr) {
aoqi@0	49	this.pkgStr = pkgStr;
aoqi@0	50	}
aoqi@0	51	}
aoqi@0	52
aoqi@0	53	enum ImportKind {
aoqi@0	54	ZERO(""),
aoqi@0	55	ONE("import java.lang.*;"),
aoqi@0	56	TWO("import java.lang.*; import java.util.*;");
aoqi@0	57
aoqi@0	58	String importStr;
aoqi@0	59
aoqi@0	60	ImportKind(String importStr) {
aoqi@0	61	this.importStr = importStr;
aoqi@0	62	}
aoqi@0	63	}
aoqi@0	64
aoqi@0	65	enum ModifierKind {
aoqi@0	66	DEFAULT(""),
aoqi@0	67	PUBLIC("public");
aoqi@0	68
aoqi@0	69	String modStr;
aoqi@0	70
aoqi@0	71	ModifierKind(String modStr) {
aoqi@0	72	this.modStr = modStr;
aoqi@0	73	}
aoqi@0	74	}
aoqi@0	75
aoqi@0	76	enum ToplevelDocKind {
aoqi@0	77	HAS_DOC("/** Toplevel! */"),
aoqi@0	78	NO_DOC("");
aoqi@0	79
aoqi@0	80	String docStr;
aoqi@0	81
aoqi@0	82	ToplevelDocKind(String docStr) {
aoqi@0	83	this.docStr = docStr;
aoqi@0	84	}
aoqi@0	85	}
aoqi@0	86
aoqi@0	87	static int errors;
aoqi@0	88	static int checks;
aoqi@0	89
aoqi@0	90	public static void main(String... args) throws Exception {
aoqi@0	91	//create default shared JavaCompiler - reused across multiple compilations
aoqi@0	92	JavaCompiler comp = ToolProvider.getSystemJavaCompiler();
aoqi@0	93	StandardJavaFileManager fm = comp.getStandardFileManager(null, null, null);
aoqi@0	94
aoqi@0	95	for (PackageKind pk : PackageKind.values()) {
aoqi@0	96	for (ImportKind ik : ImportKind.values()) {
aoqi@0	97	for (ModifierKind mk1 : ModifierKind.values()) {
aoqi@0	98	for (ModifierKind mk2 : ModifierKind.values()) {
aoqi@0	99	for (ToplevelDocKind tdk : ToplevelDocKind.values()) {
aoqi@0	100	new DocCommentToplevelTest(pk, ik, mk1, mk2, tdk).run(comp, fm);
aoqi@0	101	}
aoqi@0	102	}
aoqi@0	103	}
aoqi@0	104	}
aoqi@0	105	}
aoqi@0	106
aoqi@0	107	if (errors > 0)
aoqi@0	108	throw new AssertionError(errors + " errors found");
aoqi@0	109
aoqi@0	110	System.out.println(checks + " checks were made");
aoqi@0	111	}
aoqi@0	112
aoqi@0	113	PackageKind pk;
aoqi@0	114	ImportKind ik;
aoqi@0	115	ModifierKind mk1;
aoqi@0	116	ModifierKind mk2;
aoqi@0	117	ToplevelDocKind tdk;
aoqi@0	118	JavaSource source;
aoqi@0	119
aoqi@0	120	DocCommentToplevelTest(PackageKind pk, ImportKind ik, ModifierKind mk1, ModifierKind mk2, ToplevelDocKind tdk) {
aoqi@0	121	this.pk = pk;
aoqi@0	122	this.ik = ik;
aoqi@0	123	this.mk1 = mk1;
aoqi@0	124	this.mk2 = mk2;
aoqi@0	125	this.tdk = tdk;
aoqi@0	126	source = new JavaSource();
aoqi@0	127	}
aoqi@0	128
aoqi@0	129	void run(JavaCompiler comp, JavaFileManager fm) throws Exception {
aoqi@0	130	JavacTask task = (JavacTask)comp.getTask(null, fm, null, Arrays.asList("-printsource"), null, Arrays.asList(source));
aoqi@0	131	for (CompilationUnitTree cu: task.parse()) {
aoqi@0	132	check(cu);
aoqi@0	133	}
aoqi@0	134	}
aoqi@0	135
aoqi@0	136	void check(CompilationUnitTree cu) {
aoqi@0	137	checks++;
aoqi@0	138
aoqi@0	139	new TreeScanner<ClassTree,Void>() {
aoqi@0	140
aoqi@0	141	DocCommentTable docComments;
aoqi@0	142
aoqi@0	143	@Override
aoqi@0	144	public ClassTree visitCompilationUnit(CompilationUnitTree node, Void unused) {
aoqi@0	145	docComments = ((JCTree.JCCompilationUnit)node).docComments;
aoqi@0	146	boolean expectedComment = tdk == ToplevelDocKind.HAS_DOC &&
aoqi@0	147	(pk != PackageKind.NO_PKG || ik != ImportKind.ZERO);
aoqi@0	148	boolean foundComment = docComments.hasComment((JCTree) node);
aoqi@0	149	if (expectedComment != foundComment) {
aoqi@0	150	error("Unexpected comment " + docComments.getComment((JCTree) node) + " on toplevel");
aoqi@0	151	}
aoqi@0	152	return super.visitCompilationUnit(node, null);
aoqi@0	153	}
aoqi@0	154
aoqi@0	155	@Override
aoqi@0	156	public ClassTree visitClass(ClassTree node, Void unused) {
aoqi@0	157	boolean expectedComment = tdk == ToplevelDocKind.HAS_DOC &&
aoqi@0	158	pk == PackageKind.NO_PKG && ik == ImportKind.ZERO &&
aoqi@0	159	node.getSimpleName().toString().equals("First");
aoqi@0	160	boolean foundComment = docComments.hasComment((JCTree) node);
aoqi@0	161	if (expectedComment != foundComment) {
aoqi@0	162	error("Unexpected comment " + docComments.getComment((JCTree) node) + " on class " + node.getSimpleName());
aoqi@0	163	}
aoqi@0	164	return super.visitClass(node, unused);
aoqi@0	165	}
aoqi@0	166	}.scan(cu, null);
aoqi@0	167	}
aoqi@0	168
aoqi@0	169	void error(String msg) {
aoqi@0	170	System.err.println("Error: " + msg);
aoqi@0	171	System.err.println("Source: " + source.source);
aoqi@0	172	errors++;
aoqi@0	173	}
aoqi@0	174
aoqi@0	175	class JavaSource extends SimpleJavaFileObject {
aoqi@0	176
aoqi@0	177	String template = "#D\n#P\n#I\n" +
aoqi@0	178	"#M1 class First { }\n" +
aoqi@0	179	"#M2 class Second { }\n";
aoqi@0	180
aoqi@0	181	String source;
aoqi@0	182
aoqi@0	183	public JavaSource() {
aoqi@0	184	super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE);
aoqi@0	185	source = template.replace("#P", pk.pkgStr)
aoqi@0	186	.replace("#I", ik.importStr)
aoqi@0	187	.replace("#M1", mk1.modStr)
aoqi@0	188	.replace("#M2", mk2.modStr)
aoqi@0	189	.replace("#D", tdk.docStr);
aoqi@0	190	}
aoqi@0	191
aoqi@0	192	@Override
aoqi@0	193	public CharSequence getCharContent(boolean ignoreEncodingErrors) {
aoqi@0	194	return source;
aoqi@0	195	}
aoqi@0	196	}
aoqi@0	197	}