| /******************************************************************************* |
| * Copyright (c) 2011, 2012 IBM Corporation. |
| * 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 |
| *******************************************************************************/ |
| package org.eclipse.jdt.core.tests.compiler.regression; |
| |
| import junit.framework.Test; |
| |
| public class PolymorphicSignatureTest extends AbstractRegressionTest { |
| public PolymorphicSignatureTest(String name) { |
| super(name); |
| } |
| public static Test suite() { |
| return buildMinimalComplianceTestSuite(testClass(), F_1_7); |
| } |
| public static Class testClass() { |
| return PolymorphicSignatureTest.class; |
| } |
| |
| public void test0001() { |
| this.runConformTest( |
| new String[] { |
| "X.java", |
| "import java.lang.invoke.*;\n" + |
| "public class X {\n" + |
| " public static void main(String[] args) throws Throwable{\n" + |
| " MethodType mt; MethodHandle mh; \n" + |
| " MethodHandles.Lookup lookup = MethodHandles.lookup();\n" + |
| " mt = MethodType.methodType(String.class, char.class, char.class);\n"+ |
| " mh = lookup.findVirtual(String.class, \"replace\", mt);\n"+ |
| " String s = (String) mh.invokeExact(\"daddy\",'d','n');\n"+ |
| " System.out.println(s);\n"+ |
| " }\n" + |
| "}\n" |
| }, |
| "nanny"); |
| } |
| public void test0002() { |
| this.runConformTest( |
| new String[] { |
| "X.java", |
| "import static java.lang.invoke.MethodHandles.*; \n" + |
| "import java.lang.invoke.MethodHandle;\n" + |
| "public class X {\n" + |
| " public static void main(String[] args) throws Throwable {\n" + |
| " MethodHandle mh = dropArguments(insertArguments(identity(int.class), 0, 42), 0, Object[].class);\n" + |
| " int value = (int)mh.invokeExact(new Object[0]);\n" + |
| " System.out.println(value);\n"+ |
| " }\n" + |
| "}" |
| }, |
| "42"); |
| } |
| } |