| /******************************************************************************* |
| * Copyright (c) 2011, 2016 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Stephan Herrmann - Contribution for |
| * Bug 390889 - [1.8][compiler] Evaluate options to support 1.7- projects against 1.8 JRE. |
| *******************************************************************************/ |
| package org.eclipse.jdt.core.tests.compiler.regression; |
| |
| import java.util.Map; |
| |
| import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; |
| import org.eclipse.jdt.internal.compiler.impl.CompilerOptions; |
| |
| import junit.framework.Test; |
| |
| @SuppressWarnings({ "unchecked", "rawtypes" }) |
| public class Compliance_1_7 extends AbstractComparableTest { |
| |
| public Compliance_1_7(String name) { |
| super(name); |
| } |
| public static Test suite() { |
| return buildMinimalComplianceTestSuite(testClass(), F_1_7); |
| } |
| static { |
| // Names of tests to run: can be "testBugXXXX" or "BugXXXX") |
| // TESTS_NAMES = new String[] { "Bug58069" }; |
| // Numbers of tests to run: "test<number>" will be run for each number of this array |
| // TESTS_NUMBERS = new int[] { 104 }; |
| // Range numbers of tests to run: all tests between "test<first>" and "test<last>" will be run for { first, last } |
| // TESTS_RANGE = new int[] { 85, -1 }; |
| } |
| //https://bugs.eclipse.org/bugs/show_bug.cgi?id=283225 |
| public void test1() { |
| this.runConformTest( |
| new String[] { |
| "p1/Z.java", |
| "package p1;\n" + |
| "import java.util.List;\n" + |
| "public class Z {\n" + |
| " @SafeVarargs\n" + |
| " public static <T> List<T> asList(T... a) {\n" + |
| " return null;\n" + |
| " }\n" + |
| "}" |
| }, |
| ""); // no special vm args |
| |
| String computedReferences = findReferences(OUTPUT_DIR + "/p1/Z.class"); |
| boolean check = computedReferences.indexOf("annotationRef/SafeVarargs") >= 0; |
| if (!check){ |
| System.out.println(computedReferences); |
| } |
| assertTrue("did not indexed the reference to SafeVarargs", check); |
| } |
| public void test2() { |
| this.runConformTest( |
| new String[] { |
| "p2/Z.java", |
| "package p2;\n" + |
| "import java.lang.annotation.Inherited;\n" + |
| "@Inherited\n" + |
| "public @interface Z {\n" + |
| "}" |
| }, |
| ""); // no special vm args |
| |
| String computedReferences = findReferences(OUTPUT_DIR + "/p2/Z.class"); |
| boolean check = computedReferences.indexOf("annotationRef/Inherited") >= 0; |
| if (!check){ |
| System.out.println(computedReferences); |
| } |
| assertTrue("did not indexed the reference to Inherited", check); |
| } |
| // Project with 1.7 compliance compiled against JRE 7, 8 |
| // regular case |
| public void testBug390889_a() { |
| Map options = getCompilerOptions(); |
| options.put(CompilerOptions.OPTION_Compliance, CompilerOptions.VERSION_1_7); |
| options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_7); |
| options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_7); |
| this.runConformTest( |
| new String[] { |
| "MyComp.java", |
| "import java.util.Comparator;\n" + |
| "public class MyComp implements Comparator {\n" + |
| " @Override\n" + |
| " public int compare(Object o1, Object o2) {\n" + |
| " return 0;\n" + |
| " }\n" + |
| "}\n" + |
| "class MyStringComp implements Comparator<String> {\n" + |
| " @Override\n" + |
| " public int compare(String o1, String o2) {\n" + |
| " return 0;\n" + |
| " }\n" + |
| "}\n" |
| }, |
| "", |
| null /* no extra class libraries */, |
| true /* flush output directory */, |
| null, |
| options, |
| null/* do not perform statements recovery */); |
| } |
| // Project with 1.7 compliance compiled against JRE 8 |
| // default method implements a regular abstract interface method |
| public void testBug390889_b() { |
| if (this.complianceLevel < ClassFileConstants.JDK1_8) |
| return; |
| runConformTest( |
| new String[] { |
| "I1.java", |
| "interface I0 {\n" + |
| " void foo();\n" + |
| "}\n" + |
| "public interface I1 extends I0 {\n" + |
| " @Override\n" + |
| " default void foo() {}\n" + |
| "}\n" |
| }); |
| |
| Map options = getCompilerOptions(); |
| options.put(CompilerOptions.OPTION_Compliance, CompilerOptions.VERSION_1_7); |
| options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_7); |
| options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_7); |
| this.runConformTest( |
| new String[] { |
| "C1.java", |
| "public class C1 implements I1 {\n" + |
| "}\n" |
| }, |
| "", |
| null /* no extra class libraries */, |
| false /* don't flush output directory */, |
| null, |
| options, |
| null/* do not perform statements recovery */); |
| } |
| // Project with 1.7 compliance compiled against JRE 7, 8 |
| // assert that different forms of method invocation do not produce different result (as javac does) |
| public void testBug390889_c() { |
| if (this.complianceLevel < ClassFileConstants.JDK1_8) |
| return; |
| runConformTest( |
| new String[] { |
| "I.java", |
| "interface I {\n" + |
| " default void foo() {}\n" + |
| "}\n" |
| }); |
| |
| Map options = getCompilerOptions(); |
| options.put(CompilerOptions.OPTION_Compliance, CompilerOptions.VERSION_1_7); |
| options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_7); |
| options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_7); |
| this.runConformTest( |
| new String[] { |
| "CI.java", |
| "public class CI implements I {\n" + |
| " void test(I i) {\n" + |
| " this.foo();\n" + |
| " i.foo();\n" + |
| " }\n" + |
| "}\n" |
| }, |
| "", |
| null /* no extra class libraries */, |
| false /* don't flush output directory */, |
| null, |
| options, |
| null/* do not perform statements recovery */); |
| } |
| // Project with 1.7 compliance compiled against JRE 8 |
| // assert that 1.8 constructs are not allowed at compliance 1.7 |
| public void testBug490988() { |
| if (this.complianceLevel < ClassFileConstants.JDK1_8) |
| return; |
| Map options = getCompilerOptions(); |
| options.put(CompilerOptions.OPTION_Compliance, CompilerOptions.VERSION_1_7); |
| options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_7); |
| options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_7); |
| this.runNegativeTest( |
| new String[] { |
| "Thing.java", |
| "import java.util.Comparator;\n" + |
| "import java.util.Iterator;\n" + |
| "public class Thing implements Iterator<Object> {\n" + |
| " void breaking() {\n" + |
| " Iterator.super.remove(); // not 1.7-compliant (must be an error)\n" + |
| " Comparator.naturalOrder(); // not 1.7-compliant (bad error message)\n" + |
| " }\n" + |
| " @Override\n" + |
| " public boolean hasNext() {\n" + |
| " return false;\n" + |
| " }\n" + |
| " @Override\n" + |
| " public Object next() {\n" + |
| " return null;\n" + |
| " }\n" + |
| " public static void main(String[] args) {\n" + |
| " new Thing().breaking();\n" + |
| " }\n" + |
| "}" |
| }, |
| "----------\n" + |
| "1. ERROR in Thing.java (at line 5)\n" + |
| " Iterator.super.remove(); // not 1.7-compliant (must be an error)\n" + |
| " ^^^^^^^^^^^^^^\n" + |
| "Super method references to interface default methods are allowed only at source level 1.8 or above\n" + |
| "----------\n" + |
| "2. ERROR in Thing.java (at line 6)\n" + |
| " Comparator.naturalOrder(); // not 1.7-compliant (bad error message)\n" + |
| " ^^^^^^^^^^^^\n" + |
| "References to interface static methods are allowed only at source level 1.8 or above\n" + |
| "----------\n", |
| null, |
| false, |
| options); |
| } |
| public static Class testClass() { |
| return Compliance_1_7.class; |
| } |
| } |