| /******************************************************************************* |
| * Copyright (c) 2021 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 |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| 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; |
| |
| public class InstanceofPrimaryPatternTest extends AbstractRegressionTest { |
| |
| private static final JavacTestOptions JAVAC_OPTIONS = new JavacTestOptions("-source 17 --enable-preview -Xlint:-preview"); |
| static { |
| // TESTS_NUMBERS = new int [] { 40 }; |
| // TESTS_RANGE = new int[] { 1, -1 }; |
| // TESTS_NAMES = new String[] { "test005" }; |
| } |
| |
| public static Class<?> testClass() { |
| return InstanceofPrimaryPatternTest.class; |
| } |
| public static Test suite() { |
| return buildMinimalComplianceTestSuite(testClass(), F_17); |
| } |
| public InstanceofPrimaryPatternTest(String testName){ |
| super(testName); |
| } |
| // Enables the tests to run individually |
| protected Map<String, String> getCompilerOptions(boolean preview) { |
| Map<String, String> defaultOptions = super.getCompilerOptions(); |
| if (this.complianceLevel >= ClassFileConstants.getLatestJDKLevel() |
| && preview) { |
| defaultOptions.put(CompilerOptions.OPTION_EnablePreviews, CompilerOptions.ENABLED); |
| } |
| return defaultOptions; |
| } |
| |
| protected Map<String, String> getCompilerOptions() { |
| return getCompilerOptions(true); |
| } |
| |
| @Override |
| protected void runConformTest(String[] testFiles, String expectedOutput, Map<String, String> customOptions) { |
| if(!isJRE17Plus) |
| return; |
| runConformTest(testFiles, expectedOutput, customOptions, new String[] {"--enable-preview"}, JAVAC_OPTIONS); |
| } |
| protected void runNegativeTest( |
| String[] testFiles, |
| String expectedCompilerLog, |
| String javacLog, |
| String[] classLibraries, |
| boolean shouldFlushOutputDirectory, |
| Map<String, String> customOptions) { |
| Runner runner = new Runner(); |
| runner.testFiles = testFiles; |
| runner.expectedCompilerLog = expectedCompilerLog; |
| runner.javacTestOptions = JAVAC_OPTIONS; |
| runner.customOptions = customOptions; |
| runner.expectedJavacOutputString = javacLog; |
| runner.runNegativeTest(); |
| } |
| public void test001() { |
| Map<String, String> options = getCompilerOptions(true); |
| runConformTest( |
| new String[] { |
| "X.java", |
| "public class X {\n" + |
| " public static void foo(Object obj) {\n" + |
| " if (obj instanceof String s) {\n" + |
| " System.out.println(s);\n" + |
| " }\n " + |
| " }\n" + |
| " public static void main(String[] obj) {\n" + |
| " foo(\"Hello World!\");\n" + |
| " }\n" + |
| "}\n", |
| }, |
| "Hello World!", |
| options); |
| } |
| public void test002() { |
| Map<String, String> options = getCompilerOptions(true); |
| runConformTest( |
| new String[] { |
| "X.java", |
| "public class X {\n" + |
| " public static void foo(Object obj) {\n" + |
| " if (obj instanceof (String s)) {\n" + |
| " System.out.println(s);\n" + |
| " }\n " + |
| " }\n" + |
| " public static void main(String[] obj) {\n" + |
| " foo(\"Hello World!\");\n" + |
| " }\n" + |
| "}\n", |
| }, |
| "Hello World!", |
| options); |
| } |
| public void test003() { |
| Map<String, String> options = getCompilerOptions(true); |
| runConformTest( |
| new String[] { |
| "X.java", |
| "public class X {\n" + |
| " public static void foo(Object obj) {\n" + |
| " if (obj instanceof ((String s))) {\n" + |
| " System.out.println(s);\n" + |
| " }\n " + |
| " }\n" + |
| " public static void main(String[] obj) {\n" + |
| " foo(\"Hello World!\");\n" + |
| " }\n" + |
| "}\n", |
| }, |
| "Hello World!", |
| options); |
| } |
| public void test004() { |
| Map<String, String> options = getCompilerOptions(true); |
| runConformTest( |
| new String[] { |
| "X.java", |
| "public class X {\n" + |
| " public static void foo(Object obj) {\n" + |
| " if (obj instanceof ((((String s))))) {\n" + |
| " System.out.println(s);\n" + |
| " }\n " + |
| " }\n" + |
| " public static void main(String[] obj) {\n" + |
| " foo(\"Hello World!\");\n" + |
| " }\n" + |
| "}\n", |
| }, |
| "Hello World!", |
| options); |
| } |
| public void test005() { |
| Map<String, String> options = getCompilerOptions(true); |
| runConformTest( |
| new String[] { |
| "X.java", |
| "public class X {\n" + |
| " public static void foo(Object obj) {\n" + |
| " if (obj instanceof (String s) && (s.length() > 0)) {\n" + |
| " System.out.println(s);\n" + |
| " }\n " + |
| " }\n" + |
| " public static void main(String[] obj) {\n" + |
| " foo(\"Hello World!\");\n" + |
| " }\n" + |
| "}\n", |
| }, |
| "Hello World!", |
| options); |
| } |
| public void test006() { |
| runNegativeTest( |
| new String[] { |
| "X.java", |
| "public class X {\n" + |
| " public static void foo(Object obj) {\n" + |
| " if (obj instanceof (String s && s.length() > 0)) {\n" + |
| " System.out.println(s);\n" + |
| " }\n " + |
| " }\n" + |
| " public static void main(String[] obj) {\n" + |
| " foo(\"Hello World!\");\n" + |
| " Zork();\n" + |
| " }\n" + |
| "}\n", |
| }, |
| "----------\n" + |
| "1. ERROR in X.java (at line 9)\n" + |
| " Zork();\n" + |
| " ^^^^\n" + |
| "The method Zork() is undefined for the type X\n" + |
| "----------\n"); |
| } |
| public void test007() { |
| runNegativeTest( |
| new String[] { |
| "X.java", |
| "public class X {\n" + |
| " public static void foo(Object obj) {\n" + |
| " if (obj instanceof var s) {\n" + |
| " System.out.println(s);\n" + |
| " }\n " + |
| " }\n" + |
| " public static void main(String[] obj) {\n" + |
| " foo(\"Hello World!\");\n" + |
| " Zork();\n" + |
| " }\n" + |
| "}\n", |
| }, |
| "----------\n" + |
| "1. ERROR in X.java (at line 3)\n" + |
| " if (obj instanceof var s) {\n" + |
| " ^^^\n" + |
| "\'var\' is not allowed here\n" + |
| "----------\n" + |
| "2. ERROR in X.java (at line 9)\n" + |
| " Zork();\n" + |
| " ^^^^\n" + |
| "The method Zork() is undefined for the type X\n" + |
| "----------\n"); |
| } |
| public void test008() { |
| runNegativeTest( |
| new String[] { |
| "X.java", |
| "public class X {\n" + |
| " public static void foo(Object obj) {\n" + |
| " if (obj instanceof (((var s)))) {\n" + |
| " System.out.println(s);\n" + |
| " }\n " + |
| " }\n" + |
| " public static void main(String[] obj) {\n" + |
| " foo(\"Hello World!\");\n" + |
| " Zork();\n" + |
| " }\n" + |
| "}\n", |
| }, |
| "----------\n" + |
| "1. ERROR in X.java (at line 3)\n" + |
| " if (obj instanceof (((var s)))) {\n" + |
| " ^^^\n" + |
| "\'var\' is not allowed here\n" + |
| "----------\n" + |
| "2. ERROR in X.java (at line 9)\n" + |
| " Zork();\n" + |
| " ^^^^\n" + |
| "The method Zork() is undefined for the type X\n" + |
| "----------\n"); |
| } |
| public void test009() { |
| runNegativeTest( |
| new String[] { |
| "X.java", |
| "public class X {\n" + |
| " public static void foo(String s) {\n" + |
| " if (s instanceof Object o) {\n" + |
| " System.out.println(s);\n" + |
| " }\n " + |
| " }\n" + |
| " public static void main(String[] obj) {\n" + |
| " foo(\"Hello World!\");\n" + |
| " }\n" + |
| "}\n", |
| }, |
| "----------\n" + |
| "1. ERROR in X.java (at line 3)\n" + |
| " if (s instanceof Object o) {\n" + |
| " ^^^^^^^^^^^^^^^^^^^^^\n" + |
| "Expression type cannot be a subtype of the Pattern type\n" + |
| "----------\n"); |
| } |
| } |