diff -r 000000000000 -r 959103a6100f test/tools/javac/lambda/MethodReference31.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/tools/javac/lambda/MethodReference31.java Wed Apr 27 01:34:52 2016 +0800 @@ -0,0 +1,217 @@ +/* + * Copyright (c) 2011, 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. + */ + +/* + * @test + * @bug 8003280 + * @summary Add lambda tests + * check that boxing of return-type works as expected + */ + +public class MethodReference31 { + + static class Success extends RuntimeException { } + + static int assertionCount = 0; + + static void assertTrue(boolean cond) { + assertionCount++; + if (!cond) + throw new AssertionError(); + } + + interface SAM { + X m(); + } + + interface SAM_byte { + byte m(); + } + + interface SAM_short { + short m(); + } + + interface SAM_int { + int m(); + } + + interface SAM_long { + long m(); + } + + interface SAM_float { + float m(); + } + + interface SAM_double { + double m(); + } + + static Z test() { + assertTrue(true); + throw new Success(); + } + + static byte test_byte() { + assertTrue(true); + return 0; + } + + static short test_short() { + assertTrue(true); + return 0; + } + + static int test_int() { + assertTrue(true); + return 0; + } + + static long test_long() { + assertTrue(true); + return 0; + } + + static float test_float() { + assertTrue(true); + return 0; + } + + static double test_double() { + assertTrue(true); + return 0; + } + + static void testByte() { + SAM s1 = MethodReference31::test_byte; + s1.m(); + SAM_byte s2 = MethodReference31::test_byte; + s2.m(); + SAM s3 = MethodReference31::test; + try { + s3.m(); + } + catch (RuntimeException ex) { } + SAM_byte s4 = MethodReference31::test; + try { + s4.m(); + } + catch (RuntimeException ex) { } + } + + static void testShort() { + SAM s1 = MethodReference31::test_short; + s1.m(); + SAM_short s2 = MethodReference31::test_short; + s2.m(); + SAM s3 = MethodReference31::test; + try { + s3.m(); + } + catch (RuntimeException ex) { } + SAM_short s4 = MethodReference31::test; + try { + s4.m(); + } + catch (RuntimeException ex) { } + } + + static void testInteger() { + SAM s1 = MethodReference31::test_int; + s1.m(); + SAM_int s2 = MethodReference31::test_int; + s2.m(); + SAM s3 = MethodReference31::test; + try { + s3.m(); + } + catch (RuntimeException ex) { } + SAM_int s4 = MethodReference31::test; + try { + s4.m(); + } + catch (RuntimeException ex) { } + } + + static void testLong() { + SAM s1 = MethodReference31::test_long; + s1.m(); + SAM_long s2 = MethodReference31::test_long; + s2.m(); + SAM s3 = MethodReference31::test; + try { + s3.m(); + } + catch (RuntimeException ex) { } + SAM_long s4 = MethodReference31::test; + try { + s4.m(); + } + catch (RuntimeException ex) { } + } + + static void testFloat() { + SAM s1 = MethodReference31::test_float; + s1.m(); + SAM_float s2 = MethodReference31::test_float; + s2.m(); + SAM s3 = MethodReference31::test; + try { + s3.m(); + } + catch (RuntimeException ex) { } + SAM_float s4 = MethodReference31::test; + try { + s4.m(); + } + catch (RuntimeException ex) { } + } + + static void testDouble() { + SAM s1 = MethodReference31::test_double; + s1.m(); + SAM_double s2 = MethodReference31::test_double; + s2.m(); + SAM s3 = MethodReference31::test; + try { + s3.m(); + } + catch (RuntimeException ex) { } + SAM_double s4 = MethodReference31::test; + try { + s4.m(); + } + catch (RuntimeException ex) { } + } + + public static void main(String[] args) { + testByte(); + testShort(); + testInteger(); + testLong(); + testFloat(); + testDouble(); + assertTrue(assertionCount == 24); + } +}