374 lines
14 KiB
Java
374 lines
14 KiB
Java
/*
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* Copyright (c) 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 8139829
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* @summary Test access to members of user defined class.
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* @build KullaTesting TestingInputStream ExpectedDiagnostic
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* @run testng/timeout=600 ClassMembersTest
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*/
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import java.lang.annotation.RetentionPolicy;
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import java.util.ArrayList;
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import java.util.List;
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import javax.tools.Diagnostic;
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import jdk.jshell.SourceCodeAnalysis;
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import org.testng.annotations.DataProvider;
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import org.testng.annotations.Test;
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import org.testng.annotations.BeforeMethod;
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import jdk.jshell.TypeDeclSnippet;
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import static jdk.jshell.Snippet.Status.OVERWRITTEN;
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import static jdk.jshell.Snippet.Status.VALID;
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public class ClassMembersTest extends KullaTesting {
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@BeforeMethod
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@Override
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public void setUp() {
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setUp(builder -> builder.executionEngine("local"));
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}
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@Test(dataProvider = "memberTestCase")
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public void memberTest(AccessModifier accessModifier, CodeChunk codeChunk, Static isStaticMember, Static isStaticReference) {
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MemberTestCase testCase = new MemberTestCase(accessModifier, codeChunk, isStaticMember, isStaticReference);
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assertEval(testCase.generateSource());
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String expectedMessage = testCase.expectedMessage;
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if (testCase.codeChunk != CodeChunk.CONSTRUCTOR || testCase.isAccessible()) {
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assertEval("A a = new A();");
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}
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if (expectedMessage == null) {
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assertEval(testCase.useCodeChunk());
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} else {
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assertDeclareFail(testCase.useCodeChunk(), expectedMessage);
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}
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}
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private List<String> parseCode(String input) {
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List<String> list = new ArrayList<>();
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SourceCodeAnalysis codeAnalysis = getAnalysis();
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String source = input;
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while (!source.trim().isEmpty()) {
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SourceCodeAnalysis.CompletionInfo info = codeAnalysis.analyzeCompletion(source);
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list.add(info.source());
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source = info.remaining();
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}
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return list;
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}
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@Test(dataProvider = "memberTestCase")
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public void extendsMemberTest(AccessModifier accessModifier, CodeChunk codeChunk, Static isStaticMember, Static isStaticReference) {
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MemberTestCase testCase = new ExtendsMemberTestCase(accessModifier, codeChunk, isStaticMember, isStaticReference);
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String input = testCase.generateSource();
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List<String> ss = parseCode(input);
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assertEval(ss.get(0));
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if (testCase.codeChunk != CodeChunk.CONSTRUCTOR || testCase.isAccessible()) {
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assertEval(ss.get(1));
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assertEval("B b = new B();");
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}
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String expectedMessage = testCase.expectedMessage;
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if (expectedMessage == null) {
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assertEval(testCase.useCodeChunk());
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} else {
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assertDeclareFail(testCase.useCodeChunk(), expectedMessage);
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}
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}
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@Test
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public void interfaceTest() {
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String interfaceSource =
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"interface A {\n" +
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" default int defaultMethod() { return 1; }\n" +
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" static int staticMethod() { return 2; }\n" +
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" int method();\n" +
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" class Inner1 {}\n" +
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" static class Inner2 {}\n" +
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"}";
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assertEval(interfaceSource);
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assertEval("A.staticMethod();", "2");
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String classSource =
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"class B implements A {\n" +
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" public int method() { return 3; }\n" +
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"}";
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assertEval(classSource);
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assertEval("B b = new B();");
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assertEval("b.defaultMethod();", "1");
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assertDeclareFail("B.staticMethod();",
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new ExpectedDiagnostic("compiler.err.cant.resolve.location.args", 0, 14, 1, -1, -1, Diagnostic.Kind.ERROR));
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assertEval("b.method();", "3");
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assertEval("new A.Inner1();");
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assertEval("new A.Inner2();");
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assertEval("new B.Inner1();");
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assertEval("new B.Inner2();");
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}
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@Test
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public void enumTest() {
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String enumSource =
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"enum E {A(\"s\");\n" +
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" private final String s;\n" +
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" private E(String s) { this.s = s; }\n" +
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" public String method() { return s; }\n" +
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" private String privateMethod() { return s; }\n" +
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" public static String staticMethod() { return staticPrivateMethod(); }\n" +
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" private static String staticPrivateMethod() { return \"a\"; }\n" +
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"}";
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assertEval(enumSource);
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assertEval("E a = E.A;", "A");
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assertDeclareFail("a.s;",
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new ExpectedDiagnostic("compiler.err.report.access", 0, 3, 1, -1, -1, Diagnostic.Kind.ERROR));
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assertDeclareFail("new E(\"q\");",
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new ExpectedDiagnostic("compiler.err.enum.cant.be.instantiated", 0, 10, 0, -1, -1, Diagnostic.Kind.ERROR));
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assertEval("a.method();", "\"s\"");
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assertDeclareFail("a.privateMethod();",
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new ExpectedDiagnostic("compiler.err.report.access", 0, 15, 1, -1, -1, Diagnostic.Kind.ERROR));
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assertEval("E.staticMethod();", "\"a\"");
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assertDeclareFail("a.staticPrivateMethod();",
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new ExpectedDiagnostic("compiler.err.report.access", 0, 21, 1, -1, -1, Diagnostic.Kind.ERROR));
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assertDeclareFail("E.method();",
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new ExpectedDiagnostic("compiler.err.non-static.cant.be.ref", 0, 8, 1, -1, -1, Diagnostic.Kind.ERROR));
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}
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@Test(dataProvider = "retentionPolicyTestCase")
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public void annotationTest(RetentionPolicy policy) {
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assertEval("import java.lang.annotation.*;");
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String annotationSource =
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"@Retention(RetentionPolicy." + policy.toString() + ")\n" +
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"@interface A {}";
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assertEval(annotationSource);
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String classSource =
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"@A class C {\n" +
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" @A C() {}\n" +
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" @A void f() {}\n" +
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" @A int f;\n" +
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" @A class Inner {}\n" +
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"}";
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assertEval(classSource);
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String isRuntimeVisible = policy == RetentionPolicy.RUNTIME ? "true" : "false";
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assertEval("C.class.getAnnotationsByType(A.class).length > 0;", isRuntimeVisible);
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assertEval("C.class.getDeclaredConstructor().getAnnotationsByType(A.class).length > 0;", isRuntimeVisible);
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assertEval("C.class.getDeclaredMethod(\"f\").getAnnotationsByType(A.class).length > 0;", isRuntimeVisible);
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assertEval("C.class.getDeclaredField(\"f\").getAnnotationsByType(A.class).length > 0;", isRuntimeVisible);
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assertEval("C.Inner.class.getAnnotationsByType(A.class).length > 0;", isRuntimeVisible);
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}
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@DataProvider(name = "retentionPolicyTestCase")
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public Object[][] retentionPolicyTestCaseGenerator() {
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List<Object[]> list = new ArrayList<>();
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for (RetentionPolicy policy : RetentionPolicy.values()) {
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list.add(new Object[]{policy});
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}
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return list.toArray(new Object[list.size()][]);
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}
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@DataProvider(name = "memberTestCase")
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public Object[][] memberTestCaseGenerator() {
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List<Object[]> list = new ArrayList<>();
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for (AccessModifier accessModifier : AccessModifier.values()) {
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for (Static isStaticMember : Static.values()) {
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for (Static isStaticReference : Static.values()) {
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for (CodeChunk codeChunk : CodeChunk.values()) {
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if (codeChunk == CodeChunk.CONSTRUCTOR && isStaticMember == Static.STATIC) {
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continue;
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}
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list.add(new Object[]{ accessModifier, codeChunk, isStaticMember, isStaticReference });
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}
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}
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}
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}
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return list.toArray(new Object[list.size()][]);
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}
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public static class ExtendsMemberTestCase extends MemberTestCase {
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public ExtendsMemberTestCase(AccessModifier accessModifier, CodeChunk codeChunk, Static isStaticMember, Static isStaticReference) {
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super(accessModifier, codeChunk, isStaticMember, isStaticReference);
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}
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@Override
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public String getSourceTemplate() {
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return super.getSourceTemplate() + "\n"
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+ "class B extends A {}";
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}
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@Override
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public String errorMessage() {
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if (!isAccessible()) {
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if (codeChunk == CodeChunk.METHOD) {
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return "compiler.err.cant.resolve.location.args";
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}
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if (codeChunk == CodeChunk.CONSTRUCTOR) {
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return "compiler.err.cant.resolve.location";
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}
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}
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return super.errorMessage();
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}
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@Override
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public String useCodeChunk() {
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return useCodeChunk("B");
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}
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}
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public static class MemberTestCase {
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public final AccessModifier accessModifier;
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public final CodeChunk codeChunk;
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public final Static isStaticMember;
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public final Static isStaticReference;
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public final String expectedMessage;
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public MemberTestCase(AccessModifier accessModifier, CodeChunk codeChunk, Static isStaticMember,
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Static isStaticReference) {
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this.accessModifier = accessModifier;
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this.codeChunk = codeChunk;
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this.isStaticMember = isStaticMember;
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this.isStaticReference = isStaticReference;
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this.expectedMessage = errorMessage();
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}
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public String getSourceTemplate() {
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return "class A {\n" +
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" #MEMBER#\n" +
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"}";
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}
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public boolean isAccessible() {
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return accessModifier != AccessModifier.PRIVATE;
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}
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public String errorMessage() {
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if (!isAccessible()) {
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return "compiler.err.report.access";
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}
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if (codeChunk == CodeChunk.INNER_INTERFACE) {
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return "compiler.err.abstract.cant.be.instantiated";
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}
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if (isStaticMember == Static.STATIC) {
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if (isStaticReference == Static.NO && codeChunk == CodeChunk.INNER_CLASS) {
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return "compiler.err.qualified.new.of.static.class";
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}
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return null;
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}
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if (isStaticReference == Static.STATIC) {
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if (codeChunk == CodeChunk.CONSTRUCTOR) {
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return null;
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}
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if (codeChunk == CodeChunk.INNER_CLASS) {
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return "compiler.err.encl.class.required";
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}
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return "compiler.err.non-static.cant.be.ref";
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}
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return null;
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}
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public String generateSource() {
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return getSourceTemplate().replace("#MEMBER#", codeChunk.generateSource(accessModifier, isStaticMember));
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}
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protected String useCodeChunk(String className) {
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String name = className.toLowerCase();
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switch (codeChunk) {
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case CONSTRUCTOR:
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return String.format("new %s();", className);
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case METHOD:
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if (isStaticReference == Static.STATIC) {
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return String.format("%s.method();", className);
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} else {
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return String.format("%s.method();", name);
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}
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case FIELD:
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if (isStaticReference == Static.STATIC) {
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return String.format("%s.field;", className);
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} else {
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return String.format("%s.field;", name);
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}
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case INNER_CLASS:
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if (isStaticReference == Static.STATIC) {
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return String.format("new %s.Inner();", className);
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} else {
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return String.format("%s.new Inner();", name);
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}
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case INNER_INTERFACE:
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return String.format("new %s.Inner();", className);
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default:
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throw new AssertionError("Unknown code chunk: " + this);
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}
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}
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public String useCodeChunk() {
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return useCodeChunk("A");
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}
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}
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public enum AccessModifier {
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PUBLIC("public"),
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PROTECTED("protected"),
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PACKAGE_PRIVATE(""),
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PRIVATE("private");
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private final String modifier;
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AccessModifier(String modifier) {
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this.modifier = modifier;
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}
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public String getModifier() {
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return modifier;
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}
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}
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public enum Static {
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STATIC("static"), NO("");
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private final String modifier;
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Static(String modifier) {
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this.modifier = modifier;
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}
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public String getModifier() {
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return modifier;
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}
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}
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public enum CodeChunk {
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CONSTRUCTOR("#MODIFIER# A() {}"),
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METHOD("#MODIFIER# int method() { return 10; }"),
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FIELD("#MODIFIER# int field = 10;"),
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INNER_CLASS("#MODIFIER# class Inner {}"),
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INNER_INTERFACE("#MODIFIER# interface Inner {}");
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private final String code;
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CodeChunk(String code) {
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this.code = code;
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}
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public String generateSource(AccessModifier accessModifier, Static isStatic) {
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return code.replace("#MODIFIER#", accessModifier.getModifier() + " " + isStatic.getModifier());
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}
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}
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}
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