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test/tools/javac/defaultMethods/super/TestDefaultSuperCall.java@959103a6100f (annotated)

test/tools/javac/defaultMethods/super/TestDefaultSuperCall.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) 2012, 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 7192246 8006694
aoqi@0	27	* @summary Automatic test for checking correctness of default super/this resolution
aoqi@0	28	* temporarily workaround combo tests are causing time out in several platforms
aoqi@0	29	* @library ../../lib
aoqi@0	30	* @build JavacTestingAbstractThreadedTest
aoqi@0	31	* @run main/othervm TestDefaultSuperCall
aoqi@0	32	*/
aoqi@0	33
aoqi@0	34	// use /othervm to avoid jtreg timeout issues (CODETOOLS-7900047)
aoqi@0	35	// see JDK-8006746
aoqi@0	36
aoqi@0	37	import java.net.URI;
aoqi@0	38	import java.util.Arrays;
aoqi@0	39	import java.util.ArrayList;
aoqi@0	40	import java.util.List;
aoqi@0	41	import javax.tools.Diagnostic;
aoqi@0	42	import javax.tools.JavaFileObject;
aoqi@0	43	import javax.tools.SimpleJavaFileObject;
aoqi@0	44
aoqi@0	45	import com.sun.source.util.JavacTask;
aoqi@0	46
aoqi@0	47	public class TestDefaultSuperCall
aoqi@0	48	extends JavacTestingAbstractThreadedTest
aoqi@0	49	implements Runnable {
aoqi@0	50
aoqi@0	51	enum InterfaceKind {
aoqi@0	52	DEFAULT("interface A extends B { default void m() { } }"),
aoqi@0	53	ABSTRACT("interface A extends B { void m(); }"),
aoqi@0	54	NONE("interface A extends B { }");
aoqi@0	55
aoqi@0	56	String interfaceStr;
aoqi@0	57
aoqi@0	58	InterfaceKind(String interfaceStr) {
aoqi@0	59	this.interfaceStr = interfaceStr;
aoqi@0	60	}
aoqi@0	61
aoqi@0	62	boolean methodDefined() {
aoqi@0	63	return this == DEFAULT;
aoqi@0	64	}
aoqi@0	65	}
aoqi@0	66
aoqi@0	67	enum PruneKind {
aoqi@0	68	NO_PRUNE("interface C { }"),
aoqi@0	69	PRUNE("interface C extends A { }");
aoqi@0	70
aoqi@0	71	boolean methodDefined(InterfaceKind ik) {
aoqi@0	72	return this == PRUNE &&
aoqi@0	73	ik.methodDefined();
aoqi@0	74	}
aoqi@0	75
aoqi@0	76	String interfaceStr;
aoqi@0	77
aoqi@0	78	PruneKind(String interfaceStr) {
aoqi@0	79	this.interfaceStr = interfaceStr;
aoqi@0	80	}
aoqi@0	81	}
aoqi@0	82
aoqi@0	83	enum QualifierKind {
aoqi@0	84	DIRECT_1("C"),
aoqi@0	85	DIRECT_2("A"),
aoqi@0	86	INDIRECT("B"),
aoqi@0	87	UNRELATED("E"),
aoqi@0	88	ENCLOSING_1(null),
aoqi@0	89	ENCLOSING_2(null);
aoqi@0	90
aoqi@0	91	String qualifierStr;
aoqi@0	92
aoqi@0	93	QualifierKind(String qualifierStr) {
aoqi@0	94	this.qualifierStr = qualifierStr;
aoqi@0	95	}
aoqi@0	96
aoqi@0	97	String getQualifier(Shape sh) {
aoqi@0	98	switch (this) {
aoqi@0	99	case ENCLOSING_1: return sh.enclosingAt(0);
aoqi@0	100	case ENCLOSING_2: return sh.enclosingAt(1);
aoqi@0	101	default:
aoqi@0	102	return qualifierStr;
aoqi@0	103	}
aoqi@0	104	}
aoqi@0	105
aoqi@0	106	boolean isEnclosing() {
aoqi@0	107	return this == ENCLOSING_1 ||
aoqi@0	108	this == ENCLOSING_2;
aoqi@0	109	}
aoqi@0	110
aoqi@0	111	boolean allowSuperCall(InterfaceKind ik, PruneKind pk) {
aoqi@0	112	switch (this) {
aoqi@0	113	case DIRECT_1:
aoqi@0	114	return pk.methodDefined(ik);
aoqi@0	115	case DIRECT_2:
aoqi@0	116	return ik.methodDefined() && pk == PruneKind.NO_PRUNE;
aoqi@0	117	default:
aoqi@0	118	return false;
aoqi@0	119	}
aoqi@0	120	}
aoqi@0	121	}
aoqi@0	122
aoqi@0	123	enum ExprKind {
aoqi@0	124	THIS("this"),
aoqi@0	125	SUPER("super");
aoqi@0	126
aoqi@0	127	String exprStr;
aoqi@0	128
aoqi@0	129	ExprKind(String exprStr) {
aoqi@0	130	this.exprStr = exprStr;
aoqi@0	131	}
aoqi@0	132	}
aoqi@0	133
aoqi@0	134	enum ElementKind {
aoqi@0	135	INTERFACE("interface #N { #B }", true),
aoqi@0	136	INTERFACE_EXTENDS("interface #N extends A, C { #B }", true),
aoqi@0	137	CLASS("class #N { #B }", false),
aoqi@0	138	CLASS_EXTENDS("abstract class #N implements A, C { #B }", false),
aoqi@0	139	STATIC_CLASS("static class #N { #B }", true),
aoqi@0	140	STATIC_CLASS_EXTENDS("abstract static class #N implements A, C { #B }", true),
aoqi@0	141	ANON_CLASS("new Object() { #B };", false),
aoqi@0	142	METHOD("void test() { #B }", false),
aoqi@0	143	STATIC_METHOD("static void test() { #B }", true),
aoqi@0	144	DEFAULT_METHOD("default void test() { #B }", false);
aoqi@0	145
aoqi@0	146	String templateDecl;
aoqi@0	147	boolean isStatic;
aoqi@0	148
aoqi@0	149	ElementKind(String templateDecl, boolean isStatic) {
aoqi@0	150	this.templateDecl = templateDecl;
aoqi@0	151	this.isStatic = isStatic;
aoqi@0	152	}
aoqi@0	153
aoqi@0	154	boolean isClassDecl() {
aoqi@0	155	switch(this) {
aoqi@0	156	case METHOD:
aoqi@0	157	case STATIC_METHOD:
aoqi@0	158	case DEFAULT_METHOD:
aoqi@0	159	return false;
aoqi@0	160	default:
aoqi@0	161	return true;
aoqi@0	162	}
aoqi@0	163	}
aoqi@0	164
aoqi@0	165	boolean isAllowedEnclosing(ElementKind ek, boolean isTop) {
aoqi@0	166	switch (this) {
aoqi@0	167	case CLASS:
aoqi@0	168	case CLASS_EXTENDS:
aoqi@0	169	//class is implicitly static inside interface, so skip this combo
aoqi@0	170	return ek.isClassDecl() &&
aoqi@0	171	ek != INTERFACE && ek != INTERFACE_EXTENDS;
aoqi@0	172	case ANON_CLASS:
aoqi@0	173	return !ek.isClassDecl();
aoqi@0	174	case METHOD:
aoqi@0	175	return ek == CLASS || ek == CLASS_EXTENDS ||
aoqi@0	176	ek == STATIC_CLASS || ek == STATIC_CLASS_EXTENDS ||
aoqi@0	177	ek == ANON_CLASS;
aoqi@0	178	case INTERFACE:
aoqi@0	179	case INTERFACE_EXTENDS:
aoqi@0	180	case STATIC_CLASS:
aoqi@0	181	case STATIC_CLASS_EXTENDS:
aoqi@0	182	case STATIC_METHOD:
aoqi@0	183	return (isTop && (ek == CLASS || ek == CLASS_EXTENDS)) ||
aoqi@0	184	ek == STATIC_CLASS || ek == STATIC_CLASS_EXTENDS;
aoqi@0	185	case DEFAULT_METHOD:
aoqi@0	186	return ek == INTERFACE || ek == INTERFACE_EXTENDS;
aoqi@0	187	default:
aoqi@0	188	throw new AssertionError("Bad enclosing element kind" + this);
aoqi@0	189	}
aoqi@0	190	}
aoqi@0	191
aoqi@0	192	boolean isAllowedTop() {
aoqi@0	193	switch (this) {
aoqi@0	194	case CLASS:
aoqi@0	195	case CLASS_EXTENDS:
aoqi@0	196	case INTERFACE:
aoqi@0	197	case INTERFACE_EXTENDS:
aoqi@0	198	return true;
aoqi@0	199	default:
aoqi@0	200	return false;
aoqi@0	201	}
aoqi@0	202	}
aoqi@0	203
aoqi@0	204	boolean hasSuper() {
aoqi@0	205	return this == INTERFACE_EXTENDS ||
aoqi@0	206	this == STATIC_CLASS_EXTENDS ||
aoqi@0	207	this == CLASS_EXTENDS;
aoqi@0	208	}
aoqi@0	209	}
aoqi@0	210
aoqi@0	211	static class Shape {
aoqi@0	212
aoqi@0	213	String shapeStr;
aoqi@0	214	List<ElementKind> enclosingElements;
aoqi@0	215	List<String> enclosingNames;
aoqi@0	216	List<String> elementsWithMethod;
aoqi@0	217
aoqi@0	218	Shape(ElementKind... elements) {
aoqi@0	219	enclosingElements = new ArrayList<>();
aoqi@0	220	enclosingNames = new ArrayList<>();
aoqi@0	221	elementsWithMethod = new ArrayList<>();
aoqi@0	222	int count = 0;
aoqi@0	223	String prevName = null;
aoqi@0	224	for (ElementKind ek : elements) {
aoqi@0	225	String name = "name"+count++;
aoqi@0	226	if (ek.isStatic) {
aoqi@0	227	enclosingElements = new ArrayList<>();
aoqi@0	228	enclosingNames = new ArrayList<>();
aoqi@0	229	}
aoqi@0	230	if (ek.isClassDecl()) {
aoqi@0	231	enclosingElements.add(ek);
aoqi@0	232	enclosingNames.add(name);
aoqi@0	233	} else {
aoqi@0	234	elementsWithMethod.add(prevName);
aoqi@0	235	}
aoqi@0	236	String element = ek.templateDecl.replaceAll("#N", name);
aoqi@0	237	shapeStr = shapeStr ==
aoqi@0	238	null ? element : shapeStr.replaceAll("#B", element);
aoqi@0	239	prevName = name;
aoqi@0	240	}
aoqi@0	241	}
aoqi@0	242
aoqi@0	243	String getShape(QualifierKind qk, ExprKind ek) {
aoqi@0	244	String methName = ek == ExprKind.THIS ? "test" : "m";
aoqi@0	245	String call = qk.getQualifier(this) + "." +
aoqi@0	246	ek.exprStr + "." + methName + "();";
aoqi@0	247	return shapeStr.replaceAll("#B", call);
aoqi@0	248	}
aoqi@0	249
aoqi@0	250	String enclosingAt(int index) {
aoqi@0	251	return index < enclosingNames.size() ?
aoqi@0	252	enclosingNames.get(index) : "BAD";
aoqi@0	253	}
aoqi@0	254	}
aoqi@0	255
aoqi@0	256	public static void main(String... args) throws Exception {
aoqi@0	257	for (InterfaceKind ik : InterfaceKind.values()) {
aoqi@0	258	for (PruneKind pk : PruneKind.values()) {
aoqi@0	259	for (ElementKind ek1 : ElementKind.values()) {
aoqi@0	260	if (!ek1.isAllowedTop()) continue;
aoqi@0	261	for (ElementKind ek2 : ElementKind.values()) {
aoqi@0	262	if (!ek2.isAllowedEnclosing(ek1, true)) continue;
aoqi@0	263	for (ElementKind ek3 : ElementKind.values()) {
aoqi@0	264	if (!ek3.isAllowedEnclosing(ek2, false)) continue;
aoqi@0	265	for (ElementKind ek4 : ElementKind.values()) {
aoqi@0	266	if (!ek4.isAllowedEnclosing(ek3, false)) continue;
aoqi@0	267	for (ElementKind ek5 : ElementKind.values()) {
aoqi@0	268	if (!ek5.isAllowedEnclosing(ek4, false) ||
aoqi@0	269	ek5.isClassDecl()) continue;
aoqi@0	270	for (QualifierKind qk : QualifierKind.values()) {
aoqi@0	271	for (ExprKind ek : ExprKind.values()) {
aoqi@0	272	pool.execute(
aoqi@0	273	new TestDefaultSuperCall(ik, pk,
aoqi@0	274	new Shape(ek1, ek2, ek3,
aoqi@0	275	ek4, ek5), qk, ek));
aoqi@0	276	}
aoqi@0	277	}
aoqi@0	278	}
aoqi@0	279	}
aoqi@0	280	}
aoqi@0	281	}
aoqi@0	282	}
aoqi@0	283	}
aoqi@0	284	}
aoqi@0	285
aoqi@0	286	checkAfterExec();
aoqi@0	287	}
aoqi@0	288
aoqi@0	289	InterfaceKind ik;
aoqi@0	290	PruneKind pk;
aoqi@0	291	Shape sh;
aoqi@0	292	QualifierKind qk;
aoqi@0	293	ExprKind ek;
aoqi@0	294	JavaSource source;
aoqi@0	295	DiagnosticChecker diagChecker;
aoqi@0	296
aoqi@0	297	TestDefaultSuperCall(InterfaceKind ik, PruneKind pk, Shape sh,
aoqi@0	298	QualifierKind qk, ExprKind ek) {
aoqi@0	299	this.ik = ik;
aoqi@0	300	this.pk = pk;
aoqi@0	301	this.sh = sh;
aoqi@0	302	this.qk = qk;
aoqi@0	303	this.ek = ek;
aoqi@0	304	this.source = new JavaSource();
aoqi@0	305	this.diagChecker = new DiagnosticChecker();
aoqi@0	306	}
aoqi@0	307
aoqi@0	308	class JavaSource extends SimpleJavaFileObject {
aoqi@0	309
aoqi@0	310	String template = "interface E {}\n" +
aoqi@0	311	"interface B { }\n" +
aoqi@0	312	"#I\n" +
aoqi@0	313	"#P\n" +
aoqi@0	314	"#C";
aoqi@0	315
aoqi@0	316	String source;
aoqi@0	317
aoqi@0	318	public JavaSource() {
aoqi@0	319	super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE);
aoqi@0	320	source = template.replaceAll("#I", ik.interfaceStr)
aoqi@0	321	.replaceAll("#P", pk.interfaceStr)
aoqi@0	322	.replaceAll("#C", sh.getShape(qk, ek));
aoqi@0	323	}
aoqi@0	324
aoqi@0	325	@Override
aoqi@0	326	public CharSequence getCharContent(boolean ignoreEncodingErrors) {
aoqi@0	327	return source;
aoqi@0	328	}
aoqi@0	329	}
aoqi@0	330
aoqi@0	331	public void run() {
aoqi@0	332	JavacTask ct = (JavacTask)comp.getTask(null, fm.get(), diagChecker,
aoqi@0	333	null, null, Arrays.asList(source));
aoqi@0	334	try {
aoqi@0	335	ct.analyze();
aoqi@0	336	} catch (Throwable ex) {
aoqi@0	337	processException(ex);
aoqi@0	338	return;
aoqi@0	339	}
aoqi@0	340	check();
aoqi@0	341	}
aoqi@0	342
aoqi@0	343	void check() {
aoqi@0	344	boolean errorExpected = false;
aoqi@0	345
aoqi@0	346	boolean badEnclosing = false;
aoqi@0	347	boolean badThis = false;
aoqi@0	348	boolean badSuper = false;
aoqi@0	349
aoqi@0	350	if (qk == QualifierKind.ENCLOSING_1 &&
aoqi@0	351	sh.enclosingNames.size() < 1) {
aoqi@0	352	errorExpected |= true;
aoqi@0	353	badEnclosing = true;
aoqi@0	354	}
aoqi@0	355
aoqi@0	356	if (qk == QualifierKind.ENCLOSING_2 &&
aoqi@0	357	sh.enclosingNames.size() < 2) {
aoqi@0	358	errorExpected |= true;
aoqi@0	359	badEnclosing = true;
aoqi@0	360	}
aoqi@0	361
aoqi@0	362	if (ek == ExprKind.THIS) {
aoqi@0	363	boolean found = false;
aoqi@0	364	for (int i = 0; i < sh.enclosingElements.size(); i++) {
aoqi@0	365	if (sh.enclosingElements.get(i) == ElementKind.ANON_CLASS) continue;
aoqi@0	366	if (sh.enclosingNames.get(i).equals(qk.getQualifier(sh))) {
aoqi@0	367	found = sh.elementsWithMethod.contains(sh.enclosingNames.get(i));
aoqi@0	368	break;
aoqi@0	369	}
aoqi@0	370	}
aoqi@0	371	errorExpected |= !found;
aoqi@0	372	if (!found) {
aoqi@0	373	badThis = true;
aoqi@0	374	}
aoqi@0	375	}
aoqi@0	376
aoqi@0	377	if (ek == ExprKind.SUPER) {
aoqi@0	378
aoqi@0	379	int lastIdx = sh.enclosingElements.size() - 1;
aoqi@0	380	boolean found = lastIdx == -1 ? false :
aoqi@0	381	sh.enclosingElements.get(lastIdx).hasSuper() &&
aoqi@0	382	qk.allowSuperCall(ik, pk);
aoqi@0	383
aoqi@0	384	errorExpected |= !found;
aoqi@0	385	if (!found) {
aoqi@0	386	badSuper = true;
aoqi@0	387	}
aoqi@0	388	}
aoqi@0	389
aoqi@0	390	checkCount.incrementAndGet();
aoqi@0	391	if (diagChecker.errorFound != errorExpected) {
aoqi@0	392	throw new AssertionError("Problem when compiling source:\n" +
aoqi@0	393	source.getCharContent(true) +
aoqi@0	394	"\nenclosingElems: " + sh.enclosingElements +
aoqi@0	395	"\nenclosingNames: " + sh.enclosingNames +
aoqi@0	396	"\nelementsWithMethod: " + sh.elementsWithMethod +
aoqi@0	397	"\nbad encl: " + badEnclosing +
aoqi@0	398	"\nbad this: " + badThis +
aoqi@0	399	"\nbad super: " + badSuper +
aoqi@0	400	"\nqual kind: " + qk +
aoqi@0	401	"\nfound error: " + diagChecker.errorFound);
aoqi@0	402	}
aoqi@0	403	}
aoqi@0	404
aoqi@0	405	static class DiagnosticChecker
aoqi@0	406	implements javax.tools.DiagnosticListener<JavaFileObject> {
aoqi@0	407
aoqi@0	408	boolean errorFound;
aoqi@0	409
aoqi@0	410	public void report(Diagnostic<? extends JavaFileObject> diagnostic) {
aoqi@0	411	if (diagnostic.getKind() == Diagnostic.Kind.ERROR) {
aoqi@0	412	errorFound = true;
aoqi@0	413	}
aoqi@0	414	}
aoqi@0	415	}
aoqi@0	416
aoqi@0	417	}