test/langtools/tools/javac/generics/diamond/7046778/DiamondAndInnerClassTest.java
changeset 47216 71c04702a3d5
parent 32454 b0ac04e0fefe
child 47350 d65c3b21081c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/langtools/tools/javac/generics/diamond/7046778/DiamondAndInnerClassTest.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,278 @@
+/*
+ * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 7046778 8006694 8129962
+ * @summary Project Coin: problem with diamond and member inner classes
+ *  temporarily workaround combo tests are causing time out in several platforms
+ * @library /tools/javac/lib
+ * @modules jdk.compiler/com.sun.tools.javac.api
+ *          jdk.compiler/com.sun.tools.javac.code
+ *          jdk.compiler/com.sun.tools.javac.comp
+ *          jdk.compiler/com.sun.tools.javac.main
+ *          jdk.compiler/com.sun.tools.javac.tree
+ *          jdk.compiler/com.sun.tools.javac.util
+ * @build combo.ComboTestHelper
+ * @compile -Xlint:all DiamondAndInnerClassTest.java
+ * @run main DiamondAndInnerClassTest
+ */
+
+import java.io.IOException;
+import java.util.Arrays;
+
+import combo.ComboTestHelper;
+import combo.ComboInstance;
+import combo.ComboParameter;
+import combo.ComboTask.Result;
+
+public class DiamondAndInnerClassTest extends ComboInstance<DiamondAndInnerClassTest> {
+
+    enum TypeArgumentKind implements ComboParameter {
+        NONE(""),
+        STRING("<String>"),
+        INTEGER("<Integer>"),
+        DIAMOND("<>");
+
+        String typeargStr;
+
+        TypeArgumentKind(String typeargStr) {
+            this.typeargStr = typeargStr;
+        }
+
+        boolean compatible(TypeArgumentKind that) {
+            switch (this) {
+                case NONE: return true;
+                case STRING: return that != INTEGER;
+                case INTEGER: return that != STRING;
+                default: throw new AssertionError("Unexpected decl kind: " + this);
+            }
+        }
+
+        boolean compatible(ArgumentKind that) {
+            switch (this) {
+                case NONE: return true;
+                case STRING: return that == ArgumentKind.STRING;
+                case INTEGER: return that == ArgumentKind.INTEGER;
+                default: throw new AssertionError("Unexpected decl kind: " + this);
+            }
+        }
+
+        @Override
+        public String expand(String optParameter) {
+            return typeargStr;
+        }
+    }
+
+    enum ArgumentKind implements ComboParameter {
+        OBJECT("(Object)null"),
+        STRING("(String)null"),
+        INTEGER("(Integer)null");
+
+        String argStr;
+
+        ArgumentKind(String argStr) {
+            this.argStr = argStr;
+        }
+
+        @Override
+        public String expand(String optParameter) {
+            return argStr;
+        }
+    }
+
+    enum TypeQualifierArity implements ComboParameter {
+        ONE(1, "A1#{TA#IDX[0]}"),
+        TWO(2, "A1#{TA#IDX[0]}.A2#{TA#IDX[1]}"),
+        THREE(3, "A1#{TA#IDX[0]}.A2#{TA#IDX[1]}.A3#{TA#IDX[2]}");
+
+        int n;
+        String qualifierStr;
+
+        TypeQualifierArity(int n, String qualifierStr) {
+            this.n = n;
+            this.qualifierStr = qualifierStr;
+        }
+
+        @Override
+        public String expand(String optParameter) {
+            return qualifierStr.replaceAll("#IDX", optParameter);
+        }
+    }
+
+    enum InnerClassDeclArity implements ComboParameter {
+        ONE(1, "class A1<X> { A1(X x1) { } #{BODY} }"),
+        TWO(2, "class A1<X1> { class A2<X2> { A2(X1 x1, X2 x2) { }  #{BODY} } }"),
+        THREE(3, "class A1<X1> { class A2<X2> { class A3<X3> { A3(X1 x1, X2 x2, X3 x3) { } #{BODY} } } }");
+
+        int n;
+        String classDeclStr;
+
+        InnerClassDeclArity(int n, String classDeclStr) {
+            this.n = n;
+            this.classDeclStr = classDeclStr;
+        }
+
+        @Override
+        public String expand(String optParameter) {
+            return classDeclStr;
+        }
+    }
+
+    enum ArgumentListArity implements ComboParameter {
+        ONE(1, "(#{A[0]})"),
+        TWO(2, "(#{A[0]},#{A[1]})"),
+        THREE(3, "(#{A[0]},#{A[1]},#{A[2]})");
+
+        int n;
+        String argListStr;
+
+        ArgumentListArity(int n, String argListStr) {
+            this.n = n;
+            this.argListStr = argListStr;
+        }
+
+        @Override
+        public String expand(String optParameter) {
+            return argListStr.replaceAll("#IDX", optParameter);
+        }
+    }
+
+    public static void main(String... args) throws Exception {
+        new ComboTestHelper<DiamondAndInnerClassTest>()
+                .withFilter(DiamondAndInnerClassTest::rareTypesFilter)
+                .withFilter(DiamondAndInnerClassTest::noDiamondOnDecl)
+                .withFilter(DiamondAndInnerClassTest::noDiamondOnIntermediateTypes)
+                .withFilter(DiamondAndInnerClassTest::arityMismatch)
+                .withFilter(DiamondAndInnerClassTest::redundantFilter)
+                .withDimension("BODY", new ComboParameter.Constant<>("#{D.1} res = new #{S.2}#{AL};"))
+                .withDimension("DECL", (x, arity) -> x.innerClassDeclArity = arity, InnerClassDeclArity.values())
+                .withDimension("D", (x, arity) -> x.declArity = arity, TypeQualifierArity.values())
+                .withDimension("S", (x, arity) -> x.siteArity = arity, TypeQualifierArity.values())
+                .withDimension("AL", (x, alist) -> x.argumentListArity = alist, ArgumentListArity.values())
+                .withArrayDimension("TA1", (x, targs, idx) -> x.declTypeArgumentKinds[idx] = targs, 3, TypeArgumentKind.values())
+                .withArrayDimension("TA2", (x, targs, idx) -> x.siteTypeArgumentKinds[idx] = targs, 3, TypeArgumentKind.values())
+                .withArrayDimension("A", (x, argsk, idx) -> x.argumentKinds[idx] = argsk, 3, ArgumentKind.values())
+                .run(DiamondAndInnerClassTest::new);
+    }
+
+    InnerClassDeclArity innerClassDeclArity;
+    TypeQualifierArity declArity;
+    TypeQualifierArity siteArity;
+    TypeArgumentKind[] declTypeArgumentKinds = new TypeArgumentKind[3];
+    TypeArgumentKind[] siteTypeArgumentKinds = new TypeArgumentKind[3];
+    ArgumentKind[] argumentKinds = new ArgumentKind[3];
+    ArgumentListArity argumentListArity;
+
+    boolean rareTypesFilter() {
+        for (TypeArgumentKind[] types : Arrays.asList(declTypeArgumentKinds, siteTypeArgumentKinds)) {
+            boolean isRaw = types[0] == TypeArgumentKind.NONE;
+            for (int i = 1; i < innerClassDeclArity.n; i++) {
+                if (isRaw != (types[i] == TypeArgumentKind.NONE)) {
+                    return false;
+                }
+            }
+        }
+        return true;
+    }
+
+    boolean noDiamondOnDecl() {
+        for (int i = 0; i < innerClassDeclArity.n; i++) {
+            if (declTypeArgumentKinds[i] == TypeArgumentKind.DIAMOND) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    boolean noDiamondOnIntermediateTypes() {
+        for (int i = 0; i < (innerClassDeclArity.n - 1); i++) {
+            if (siteTypeArgumentKinds[i] == TypeArgumentKind.DIAMOND) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    boolean redundantFilter() {
+        for (TypeArgumentKind[] types : Arrays.asList(declTypeArgumentKinds, siteTypeArgumentKinds)) {
+            for (int i = innerClassDeclArity.n; i < types.length; i++) {
+                if (types[i].ordinal() != 0) {
+                    return false;
+                }
+            }
+        }
+        for (int i = innerClassDeclArity.n; i < argumentKinds.length; i++) {
+            if (argumentKinds[i].ordinal() != 0) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    boolean arityMismatch() {
+        return argumentListArity.n == innerClassDeclArity.n &&
+                siteArity.n == innerClassDeclArity.n &&
+                declArity.n == innerClassDeclArity.n;
+    }
+
+    @Override
+    public void doWork() throws IOException {
+        check(newCompilationTask()
+                .withSourceFromTemplate("#{DECL}")
+                .analyze());
+    }
+
+    void check(Result<?> res) {
+        boolean errorExpected = false;
+
+        TypeArgumentKind[] expectedArgKinds =
+                new TypeArgumentKind[innerClassDeclArity.n];
+
+        for (int i = 0 ; i < innerClassDeclArity.n ; i++) {
+            if (!declTypeArgumentKinds[i].compatible(siteTypeArgumentKinds[i])) {
+                errorExpected = true;
+                break;
+            }
+            expectedArgKinds[i] = siteTypeArgumentKinds[i] ==
+                    TypeArgumentKind.DIAMOND ?
+                declTypeArgumentKinds[i] : siteTypeArgumentKinds[i];
+        }
+
+        if (!errorExpected) {
+            for (int i = 0 ; i < innerClassDeclArity.n ; i++) {
+                if (!expectedArgKinds[i].compatible(argumentKinds[i])) {
+                    errorExpected = true;
+                    break;
+                }
+            }
+        }
+
+        if (errorExpected != res.hasErrors()) {
+            fail("invalid diagnostics for source:\n" +
+                res.compilationInfo() +
+                "\nFound error: " + res.hasErrors() +
+                "\nExpected error: " + errorExpected);
+        }
+    }
+}