/* | |||||
* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved. | |||||
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |||||
* | |||||
* This code is free software; you can redistribute it and/or modify it | |||||
* under the terms of the GNU General Public License version 2 only, as | |||||
* published by the Free Software Foundation. | |||||
* | |||||
* This code is distributed in the hope that it will be useful, but WITHOUT | |||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |||||
* version 2 for more details (a copy is included in the LICENSE file that | |||||
* accompanied this code). | |||||
* | |||||
* You should have received a copy of the GNU General Public License version | |||||
* 2 along with this work; if not, write to the Free Software Foundation, | |||||
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |||||
* | |||||
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |||||
* or visit www.oracle.com if you need additional information or have any | |||||
* questions. | |||||
* | |||||
*/ | |||||
package com.github.dcevm.test.lambdas; | |||||
import org.junit.Before; | |||||
import org.junit.Test; | |||||
import java.util.concurrent.Callable; | |||||
import static com.github.dcevm.test.util.HotSwapTestHelper.__toVersion__; | |||||
import static com.github.dcevm.test.util.HotSwapTestHelper.__version__; | |||||
import static org.junit.Assert.assertEquals; | |||||
/** | |||||
* Tests for lambda expressions | |||||
* | |||||
* @author Ivan Dubrov | |||||
*/ | |||||
public class LambdaTest { | |||||
@Before | |||||
public void setUp() throws Exception { | |||||
__toVersion__(0); | |||||
} | |||||
// Version 0 | |||||
public static class A { | |||||
public static Callable<Integer> createLambda() { | |||||
return A::value; | |||||
} | |||||
public static int value() { | |||||
return 1; | |||||
} | |||||
} | |||||
// Version 1 | |||||
public static class A___1 { | |||||
public static Callable<Integer> createLambda() { | |||||
return A::value; | |||||
} | |||||
public static int value() { | |||||
return 2; | |||||
} | |||||
} | |||||
@Test | |||||
public void testStaticMethodLambda() throws Exception { | |||||
assert __version__() == 0; | |||||
Callable<Integer> lambda = A.createLambda(); | |||||
assertEquals(1, (int) lambda.call()); | |||||
__toVersion__(1); | |||||
assertEquals(2, (int) lambda.call()); | |||||
__toVersion__(0); | |||||
assert __version__() == 0; | |||||
} | |||||
} |
/* | |||||
* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved. | |||||
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |||||
* | |||||
* This code is free software; you can redistribute it and/or modify it | |||||
* under the terms of the GNU General Public License version 2 only, as | |||||
* published by the Free Software Foundation. | |||||
* | |||||
* This code is distributed in the hope that it will be useful, but WITHOUT | |||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |||||
* version 2 for more details (a copy is included in the LICENSE file that | |||||
* accompanied this code). | |||||
* | |||||
* You should have received a copy of the GNU General Public License version | |||||
* 2 along with this work; if not, write to the Free Software Foundation, | |||||
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |||||
* | |||||
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |||||
* or visit www.oracle.com if you need additional information or have any | |||||
* questions. | |||||
* | |||||
*/ | |||||
package com.github.dcevm.test.methods; | |||||
import org.junit.Before; | |||||
import org.junit.Test; | |||||
import java.lang.invoke.MethodHandle; | |||||
import java.lang.invoke.MethodHandles; | |||||
import java.lang.invoke.MethodType; | |||||
import static com.github.dcevm.test.util.HotSwapTestHelper.__toVersion__; | |||||
import static com.github.dcevm.test.util.HotSwapTestHelper.__version__; | |||||
import static org.junit.Assert.assertEquals; | |||||
/** | |||||
* Tests for replacing static methods in interfaces. | |||||
* | |||||
* @author Ivan Dubrov | |||||
*/ | |||||
public class InterfaceMethodsTest { | |||||
@Before | |||||
public void setUp() throws Exception { | |||||
__toVersion__(0); | |||||
} | |||||
// Version 0 | |||||
public static interface A { | |||||
public static int staticMethod() { | |||||
return 1; | |||||
} | |||||
} | |||||
// Version 1 | |||||
public static interface A___1 { | |||||
public static long staticMethod() { | |||||
return 2; | |||||
} | |||||
} | |||||
@Test | |||||
public void testStaticInterfaceMethods() throws Throwable { | |||||
assert __version__() == 0; | |||||
MethodHandle handle = | |||||
MethodHandles.publicLookup().findStatic(A.class, "staticMethod", MethodType.methodType(int.class)); | |||||
assertEquals(1, A.staticMethod()); | |||||
assertEquals(1, handle.invoke()); | |||||
__toVersion__(1); | |||||
assertEquals(2, A.staticMethod()); | |||||
assertEquals(2, handle.invoke()); | |||||
__toVersion__(0); | |||||
} | |||||
} |