--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/test/tools/javac/importscope/TestDuplicateImport.java Wed Dec 03 13:46:12 2014 +0100
@@ -0,0 +1,240 @@
+/*
+ * Copyright (c) 2011-2014, 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 7101822
+ * @summary static import fails to resolve interfaces on nested enums via import statements
+ */
+
+import com.sun.source.util.JavacTask;
+import java.net.URI;
+import java.util.Arrays;
+import javax.tools.Diagnostic;
+import javax.tools.JavaCompiler;
+import javax.tools.JavaFileObject;
+import javax.tools.SimpleJavaFileObject;
+import javax.tools.StandardJavaFileManager;
+import javax.tools.ToolProvider;
+
+
+public class TestDuplicateImport {
+
+ static int checkCount = 0;
+
+ enum ImportKind {
+ NORMAL("import a.#Q.#N;"),
+ STATIC("import static a.#Q.#N;");
+
+ String importStr;
+
+ ImportKind(String importStr) {
+ this.importStr = importStr;
+ }
+
+ String getImportStatement(QualifierKind qk, NameKind nk) {
+ return importStr.replaceAll("#Q", qk.qualifierStr)
+ .replaceAll("#N", nk.nameStr);
+ }
+
+ boolean isStatic() {
+ return this == STATIC;
+ }
+ }
+
+ enum QualifierKind {
+ A("A"),
+ B("B"),
+ C("C");
+
+ String qualifierStr;
+
+ QualifierKind(String qualifierStr) {
+ this.qualifierStr = qualifierStr;
+ }
+
+ public boolean compatible(QualifierKind ik) {
+ return this == ik || (this != A && ik != A);
+ }
+ }
+
+ enum NameKind {
+ D("D"),
+ E("E"),
+ M("m"),
+ F("f"),
+ STAR("*"),
+ NON_EXISTENT("NonExistent");
+
+ String nameStr;
+
+ NameKind(String nameStr) {
+ this.nameStr = nameStr;
+ }
+
+ boolean exists() {
+ return this != NON_EXISTENT;
+ }
+
+ boolean isMember() {
+ return this == M || this == F;
+ }
+
+ boolean isType() {
+ return this == D || this == E;
+ }
+ }
+
+ public static void main(String... args) throws Exception {
+
+ //create default shared JavaCompiler - reused across multiple compilations
+ JavaCompiler comp = ToolProvider.getSystemJavaCompiler();
+ StandardJavaFileManager fm = comp.getStandardFileManager(null, null, null);
+
+ for (ImportKind ik1 : ImportKind.values()) {
+ for (ImportKind ik2 : ImportKind.values()) {
+ for (QualifierKind qk1 : QualifierKind.values()) {
+ for (QualifierKind qk2 : QualifierKind.values()) {
+ for (NameKind nk1 : NameKind.values()) {
+ for (NameKind nk2 : NameKind.values()) {
+ new TestDuplicateImport(ik1, ik2, qk1, qk2, nk1, nk2).run(comp, fm);
+ }
+ }
+ }
+ }
+ }
+ }
+ System.out.println("Total check executed: " + checkCount);
+ }
+
+ ImportKind ik1;
+ ImportKind ik2;
+ QualifierKind qk1;
+ QualifierKind qk2;
+ NameKind nk1;
+ NameKind nk2;
+ JavaSource source;
+ DiagnosticChecker diagChecker;
+
+ TestDuplicateImport(ImportKind ik1, ImportKind ik2, QualifierKind qk1, QualifierKind qk2, NameKind nk1, NameKind nk2) {
+ this.ik1 = ik1;
+ this.ik2 = ik2;
+ this.qk1 = qk1;
+ this.qk2 = qk2;
+ this.nk1 = nk1;
+ this.nk2 = nk2;
+ this.source = new JavaSource();
+ this.diagChecker = new DiagnosticChecker();
+ }
+ class JavaSource extends SimpleJavaFileObject {
+
+ String bodyTemplate = "package a;\n" +
+ "#I1\n" +
+ "#I2\n" +
+ "class A {\n" +
+ " static class D { }\n" +
+ " static class E { }\n" +
+ " static Object f;\n" +
+ " static void m() { }\n" +
+ "}\n" +
+ "class B {\n" +
+ " static class D { }\n" +
+ " static class E { }\n" +
+ " static Object f;\n" +
+ " static void m() { }\n" +
+ "}\n" +
+ "class C extends B {\n" +
+ "}\n";
+
+ String source;
+
+ public JavaSource() {
+ super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE);
+ source = bodyTemplate.replaceAll("#I1", ik1.getImportStatement(qk1, nk1))
+ .replaceAll("#I2", ik2.getImportStatement(qk2, nk2));
+ }
+
+ @Override
+ public CharSequence getCharContent(boolean ignoreEncodingErrors) {
+ return source;
+ }
+ }
+
+ void run(JavaCompiler tool, StandardJavaFileManager fm) throws Exception {
+ JavacTask ct = (JavacTask)tool.getTask(null, fm, diagChecker,
+ null, null, Arrays.asList(source));
+ try {
+ ct.analyze();
+ } catch (Throwable ex) {
+ throw new AssertionError("Error thrown when compiling the following code:\n" + source.getCharContent(true));
+ }
+ check();
+ }
+
+ void check() {
+ checkCount++;
+
+ boolean errorExpected = false;
+
+ //error if the import refers to a non-existent symbol
+ if (!nk1.exists() || !nk2.exists()) {
+ errorExpected = true;
+ }
+
+ //error if a non-static import refers to a non-type symbol
+ if ((nk1.isMember() && !ik1.isStatic()) ||
+ (nk2.isMember() && !ik2.isStatic())) {
+ errorExpected = true;
+ }
+
+ //error if two single non-static (or one static and one non-static)
+ //imports import same names from different places
+ if (nk1 == nk2 && nk1 != NameKind.STAR && !qk1.compatible(qk2) &&
+ (!ik1.isStatic() || !ik2.isStatic())) {
+ errorExpected = true;
+ }
+
+ if ((qk1 == QualifierKind.C && !ik1.isStatic() && nk1 != NameKind.STAR) ||
+ (qk2 == QualifierKind.C && !ik2.isStatic() && nk2 != NameKind.STAR)) {
+ errorExpected = true;
+ }
+
+ if (errorExpected != diagChecker.errorFound) {
+ throw new Error("invalid diagnostics for source:\n" +
+ source.getCharContent(true) +
+ "\nFound error: " + diagChecker.errorFound +
+ "\nExpected error: " + errorExpected);
+ }
+ }
+
+ static class DiagnosticChecker implements javax.tools.DiagnosticListener<JavaFileObject> {
+
+ boolean errorFound;
+
+ public void report(Diagnostic<? extends JavaFileObject> diagnostic) {
+ if (diagnostic.getKind() == Diagnostic.Kind.ERROR) {
+ errorFound = true;
+ }
+ }
+ }
+}