381 lines
12 KiB
Java
381 lines
12 KiB
Java
/*
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* Copyright (c) 2012, 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 7192246 8006694 8129962
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* @summary Automatic test for checking correctness of default super/this resolution
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* temporarily workaround combo tests are causing time out in several platforms
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* @library /tools/javac/lib
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* @modules jdk.compiler/com.sun.tools.javac.api
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* jdk.compiler/com.sun.tools.javac.file
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* jdk.compiler/com.sun.tools.javac.util
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* @build combo.ComboTestHelper
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* @run main TestDefaultSuperCall
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*/
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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import combo.ComboInstance;
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import combo.ComboParameter;
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import combo.ComboTask.Result;
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import combo.ComboTestHelper;
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public class TestDefaultSuperCall extends ComboInstance<TestDefaultSuperCall> {
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enum InterfaceKind implements ComboParameter {
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DEFAULT("interface A extends B { default void m() { } }"),
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ABSTRACT("interface A extends B { void m(); }"),
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NONE("interface A extends B { }");
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String interfaceStr;
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InterfaceKind(String interfaceStr) {
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this.interfaceStr = interfaceStr;
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}
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boolean methodDefined() {
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return this == DEFAULT;
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}
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@Override
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public String expand(String optParameter) {
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return interfaceStr;
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}
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}
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enum PruneKind implements ComboParameter {
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NO_PRUNE("interface C { }"),
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PRUNE("interface C extends A { }");
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boolean methodDefined(InterfaceKind ik) {
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return this == PRUNE &&
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ik.methodDefined();
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}
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String interfaceStr;
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PruneKind(String interfaceStr) {
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this.interfaceStr = interfaceStr;
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}
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@Override
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public String expand(String optParameter) {
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return interfaceStr;
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}
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}
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enum QualifierKind implements ComboParameter {
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DIRECT_1("C"),
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DIRECT_2("A"),
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INDIRECT("B"),
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UNRELATED("E"),
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ENCLOSING_1("name0"),
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ENCLOSING_2("name1");
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String qualifierStr;
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QualifierKind(String qualifierStr) {
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this.qualifierStr = qualifierStr;
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}
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boolean isEnclosing() {
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return this == ENCLOSING_1 ||
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this == ENCLOSING_2;
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}
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boolean allowSuperCall(InterfaceKind ik, PruneKind pk) {
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switch (this) {
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case DIRECT_1:
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return pk.methodDefined(ik);
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case DIRECT_2:
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return ik.methodDefined() && pk == PruneKind.NO_PRUNE;
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default:
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return false;
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}
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}
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@Override
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public String expand(String optParameter) {
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return qualifierStr;
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}
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}
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enum ExprKind implements ComboParameter {
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THIS("this"),
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SUPER("super");
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String exprStr;
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ExprKind(String exprStr) {
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this.exprStr = exprStr;
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}
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@Override
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public String expand(String optParameter) {
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return exprStr;
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}
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}
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enum ElementKind implements ComboParameter {
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INTERFACE("interface name#CURR { #BODY }", true),
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INTERFACE_EXTENDS("interface name#CURR extends A, C { #BODY }", true),
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CLASS("class name#CURR { #BODY }", false),
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CLASS_EXTENDS("abstract class name#CURR implements A, C { #BODY }", false),
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STATIC_CLASS("static class name#CURR { #BODY }", true),
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STATIC_CLASS_EXTENDS("abstract static class name#CURR implements A, C { #BODY }", true),
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ANON_CLASS("new Object() { #BODY };", false),
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METHOD("void test() { #BODY }", false),
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STATIC_METHOD("static void test() { #BODY }", true),
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DEFAULT_METHOD("default void test() { #BODY }", false);
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String templateDecl;
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boolean isStatic;
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ElementKind(String templateDecl, boolean isStatic) {
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this.templateDecl = templateDecl;
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this.isStatic = isStatic;
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}
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boolean isClassDecl() {
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switch(this) {
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case METHOD:
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case STATIC_METHOD:
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case DEFAULT_METHOD:
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return false;
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default:
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return true;
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}
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}
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boolean isAllowedEnclosing(ElementKind ek, boolean isTop) {
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switch (this) {
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case CLASS:
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case CLASS_EXTENDS:
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//class is implicitly static inside interface, so skip this combo
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return ek.isClassDecl() &&
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ek != INTERFACE && ek != INTERFACE_EXTENDS;
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case ANON_CLASS:
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return !ek.isClassDecl();
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case METHOD:
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return ek == CLASS || ek == CLASS_EXTENDS ||
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ek == STATIC_CLASS || ek == STATIC_CLASS_EXTENDS ||
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ek == ANON_CLASS;
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case INTERFACE:
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case INTERFACE_EXTENDS:
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case STATIC_CLASS:
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case STATIC_CLASS_EXTENDS:
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case STATIC_METHOD:
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return (isTop && (ek == CLASS || ek == CLASS_EXTENDS)) ||
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ek == STATIC_CLASS || ek == STATIC_CLASS_EXTENDS;
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case DEFAULT_METHOD:
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return ek == INTERFACE || ek == INTERFACE_EXTENDS;
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default:
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throw new AssertionError("Bad enclosing element kind" + this);
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}
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}
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boolean isAllowedTop() {
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switch (this) {
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case CLASS:
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case CLASS_EXTENDS:
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case INTERFACE:
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case INTERFACE_EXTENDS:
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return true;
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default:
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return false;
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}
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}
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boolean hasSuper() {
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return this == INTERFACE_EXTENDS ||
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this == STATIC_CLASS_EXTENDS ||
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this == CLASS_EXTENDS;
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}
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@Override
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public String expand(String optParameter) {
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int nextDepth = new Integer(optParameter) + 1;
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String replStr = (nextDepth <= 4) ?
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String.format("#{ELEM[%d].%d}", nextDepth, nextDepth) :
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"#{QUAL}.#{EXPR}.#{METH}();";
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return templateDecl
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.replaceAll("#CURR", optParameter)
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.replaceAll("#BODY", replStr);
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}
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}
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static class Shape {
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List<ElementKind> enclosingElements;
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List<String> enclosingNames;
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List<String> elementsWithMethod;
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Shape(ElementKind... elements) {
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enclosingElements = new ArrayList<>();
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enclosingNames = new ArrayList<>();
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elementsWithMethod = new ArrayList<>();
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int count = 0;
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String prevName = null;
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for (ElementKind ek : elements) {
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String name = "name"+count++;
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if (ek.isStatic) {
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enclosingElements = new ArrayList<>();
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enclosingNames = new ArrayList<>();
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}
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if (ek.isClassDecl()) {
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enclosingElements.add(ek);
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enclosingNames.add(name);
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} else {
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elementsWithMethod.add(prevName);
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}
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prevName = name;
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}
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}
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}
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public static void main(String... args) throws Exception {
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new ComboTestHelper<TestDefaultSuperCall>()
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.withFilter(TestDefaultSuperCall::filterBadTopElement)
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.withFilter(TestDefaultSuperCall::filterBadIntermediateElement)
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.withFilter(TestDefaultSuperCall::filterBadTerminalElement)
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.withDimension("INTF1", (x, ik) -> x.ik = ik, InterfaceKind.values())
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.withDimension("INTF2", (x, pk) -> x.pk = pk, PruneKind.values())
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.withArrayDimension("ELEM", (x, elem, idx) -> x.elements[idx] = elem, 5, ElementKind.values())
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.withDimension("QUAL", (x, qk) -> x.qk = qk, QualifierKind.values())
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.withDimension("EXPR", (x, ek) -> x.ek = ek, ExprKind.values())
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.run(TestDefaultSuperCall::new);
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}
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InterfaceKind ik;
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PruneKind pk;
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ElementKind[] elements = new ElementKind[5];
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QualifierKind qk;
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ExprKind ek;
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boolean filterBadTopElement() {
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return elements[0].isAllowedTop();
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}
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boolean filterBadIntermediateElement() {
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for (int i = 1 ; i < 4 ; i++) {
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if (!elements[i].isAllowedEnclosing(elements[i - 1], i == 1)) {
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return false;
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}
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}
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return true;
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}
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boolean filterBadTerminalElement() {
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return elements[4].isAllowedEnclosing(elements[3], false) && !elements[4].isClassDecl();
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}
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String template = "interface E {}\n" +
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"interface B { }\n" +
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"#{INTF1}\n" +
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"#{INTF2}\n" +
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"#{ELEM[0].0}";
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@Override
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public void doWork() throws IOException {
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newCompilationTask()
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.withSourceFromTemplate(template, this::methodName)
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.analyze(this::check);
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}
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ComboParameter methodName(String parameterName) {
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switch (parameterName) {
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case "METH":
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String methodName = ek == ExprKind.THIS ? "test" : "m";
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return new ComboParameter.Constant<String>(methodName);
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default:
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return null;
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}
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}
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void check(Result<?> res) {
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Shape sh = new Shape(elements);
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boolean errorExpected = false;
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boolean badEnclosing = false;
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boolean badThis = false;
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boolean badSuper = false;
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if (qk == QualifierKind.ENCLOSING_1 &&
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sh.enclosingNames.size() < 1) {
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errorExpected |= true;
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badEnclosing = true;
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}
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if (qk == QualifierKind.ENCLOSING_2 &&
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sh.enclosingNames.size() < 2) {
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errorExpected |= true;
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badEnclosing = true;
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}
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if (ek == ExprKind.THIS) {
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boolean found = false;
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for (int i = 0; i < sh.enclosingElements.size(); i++) {
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if (sh.enclosingElements.get(i) == ElementKind.ANON_CLASS) continue;
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if (sh.enclosingNames.get(i).equals(qk.qualifierStr)) {
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found = sh.elementsWithMethod.contains(sh.enclosingNames.get(i));
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break;
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}
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}
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errorExpected |= !found;
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if (!found) {
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badThis = true;
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}
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}
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if (ek == ExprKind.SUPER) {
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int lastIdx = sh.enclosingElements.size() - 1;
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boolean found = lastIdx == -1 ? false :
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sh.enclosingElements.get(lastIdx).hasSuper() &&
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qk.allowSuperCall(ik, pk);
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errorExpected |= !found;
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if (!found) {
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badSuper = true;
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}
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}
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if (res.hasErrors() != errorExpected) {
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fail("Problem when compiling source:\n" +
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res.compilationInfo() +
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"\nenclosingElems: " + sh.enclosingElements +
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"\nenclosingNames: " + sh.enclosingNames +
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"\nelementsWithMethod: " + sh.elementsWithMethod +
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"\nbad encl: " + badEnclosing +
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"\nbad this: " + badThis +
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"\nbad super: " + badSuper +
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"\nqual kind: " + qk +
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"\nfound error: " + res.hasErrors());
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}
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}
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}
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