| /******************************************************************************* |
| * Copyright (c) 2018 Jesper Steen Møller 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: |
| * Jesper Steen Møller - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.core.tests.compiler.regression; |
| |
| import java.io.IOException; |
| |
| import org.eclipse.jdt.core.tests.util.CompilerTestSetup; |
| import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; |
| |
| import junit.framework.Test; |
| |
| @SuppressWarnings({ "rawtypes" }) |
| public class JEP286ReservedWordTest extends AbstractRegressionTest { |
| |
| public static Class testClass() { |
| return JEP286ReservedWordTest.class; |
| } |
| public void initialize(CompilerTestSetup setUp) { |
| super.initialize(setUp); |
| } |
| public static Test suite() { |
| return buildMinimalComplianceTestSuite(testClass(), F_1_8); |
| } |
| |
| public JEP286ReservedWordTest(String testName){ |
| super(testName); |
| } |
| |
| public void test0001_class_var_warning() throws IOException { |
| String classVar = |
| " public class var { public int a; };\n"; |
| |
| String classX = |
| "public class X {\n" + |
| classVar + |
| " +\n" + |
| "}\n"; |
| String errorTail = |
| "----------\n" + |
| "2. ERROR in X.java (at line 3)\n" + |
| " +\n" + |
| " ^\n" + |
| "Syntax error on token \"+\", delete this token\n" + |
| "----------\n"; |
| |
| if (Long.compare(this.complianceLevel, ClassFileConstants.JDK10) >= 0) { |
| this.runNegativeTest( |
| new String[] { |
| "X.java", |
| classX |
| }, |
| "----------\n" + |
| "1. ERROR in X.java (at line 2)\n" + |
| classVar + |
| " ^^^\n" + |
| "'var' is not a valid type name\n" + |
| errorTail); |
| } else { |
| this.runNegativeTest( |
| new String[] { |
| "X.java", |
| classX |
| }, |
| "----------\n" + |
| "1. WARNING in X.java (at line 2)\n" + |
| classVar + |
| " ^^^\n" + |
| "'var' should not be used as an type name, since it is a reserved word from source level 10 on\n" + |
| errorTail); |
| } |
| } |
| public void test0002_interface_var_warning() throws IOException { |
| String interfaceVar = |
| " interface var { };\n"; |
| |
| String classX = |
| "public class X {\n" + |
| interfaceVar + |
| " +\n" + |
| "}\n"; |
| String errorTail = |
| "----------\n" + |
| "2. ERROR in X.java (at line 3)\n" + |
| " +\n" + |
| " ^\n" + |
| "Syntax error on token \"+\", delete this token\n" + |
| "----------\n"; |
| |
| if (Long.compare(this.complianceLevel, ClassFileConstants.JDK10) >= 0) { |
| this.runNegativeTest( |
| new String[] { |
| "X.java", |
| classX |
| }, |
| "----------\n" + |
| "1. ERROR in X.java (at line 2)\n" + |
| interfaceVar + |
| " ^^^\n" + |
| "'var' is not a valid type name\n" + |
| errorTail); |
| } else { |
| this.runNegativeTest( |
| new String[] { |
| "X.java", |
| classX |
| }, |
| "----------\n" + |
| "1. WARNING in X.java (at line 2)\n" + |
| interfaceVar + |
| " ^^^\n" + |
| "'var' should not be used as an type name, since it is a reserved word from source level 10 on\n" + |
| errorTail); |
| } |
| } |
| public void testBug530920() throws IOException { |
| String classX = "public class X<var extends Number> { }\n"; |
| this.runNegativeTest( |
| new String[] { |
| "X.java", |
| classX |
| }, |
| Long.compare(this.complianceLevel, ClassFileConstants.JDK10) >= 0 ? |
| "----------\n" + |
| "1. ERROR in X.java (at line 1)\n" + |
| " public class X<var extends Number> { }\n" + |
| " ^^^\n" + |
| "'var' is not allowed here\n" |
| : |
| "----------\n" + |
| "1. WARNING in X.java (at line 1)\n" + |
| " public class X<var extends Number> { }\n" + |
| " ^^^\n" + |
| "'var' should not be used as an type name, since it is a reserved word from source level 10 on\n" |
| ); |
| } |
| public void testBug530920a() throws IOException { |
| this.runNegativeTest( |
| new String[] { |
| "X.java", |
| "public class X {\n" + |
| " <var extends Number> var getNumber() {\n" + |
| " return null;\n" + |
| " }\n" + |
| "}" |
| }, |
| Long.compare(this.complianceLevel, ClassFileConstants.JDK10) >= 0 ? |
| "----------\n" + |
| "1. ERROR in X.java (at line 2)\n" + |
| " <var extends Number> var getNumber() {\n" + |
| " ^^^\n" + |
| "'var' is not allowed here\n" |
| : |
| "----------\n" + |
| "1. WARNING in X.java (at line 2)\n" + |
| " <var extends Number> var getNumber() {\n" + |
| " ^^^\n" + |
| "'var' should not be used as an type name, since it is a reserved word from source level 10 on\n" |
| ); |
| } |
| } |