1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/test/tools/javac/lambda/MethodReference31.java Wed Apr 27 01:34:52 2016 +0800
1.3 @@ -0,0 +1,217 @@
1.4 +/*
1.5 + * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.7 + *
1.8 + * This code is free software; you can redistribute it and/or modify it
1.9 + * under the terms of the GNU General Public License version 2 only, as
1.10 + * published by the Free Software Foundation.
1.11 + *
1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT
1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1.15 + * version 2 for more details (a copy is included in the LICENSE file that
1.16 + * accompanied this code).
1.17 + *
1.18 + * You should have received a copy of the GNU General Public License version
1.19 + * 2 along with this work; if not, write to the Free Software Foundation,
1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1.21 + *
1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1.23 + * or visit www.oracle.com if you need additional information or have any
1.24 + * questions.
1.25 + */
1.26 +
1.27 +/*
1.28 + * @test
1.29 + * @bug 8003280
1.30 + * @summary Add lambda tests
1.31 + * check that boxing of return-type works as expected
1.32 + */
1.33 +
1.34 +public class MethodReference31 {
1.35 +
1.36 + static class Success extends RuntimeException { }
1.37 +
1.38 + static int assertionCount = 0;
1.39 +
1.40 + static void assertTrue(boolean cond) {
1.41 + assertionCount++;
1.42 + if (!cond)
1.43 + throw new AssertionError();
1.44 + }
1.45 +
1.46 + interface SAM<X> {
1.47 + X m();
1.48 + }
1.49 +
1.50 + interface SAM_byte {
1.51 + byte m();
1.52 + }
1.53 +
1.54 + interface SAM_short {
1.55 + short m();
1.56 + }
1.57 +
1.58 + interface SAM_int {
1.59 + int m();
1.60 + }
1.61 +
1.62 + interface SAM_long {
1.63 + long m();
1.64 + }
1.65 +
1.66 + interface SAM_float {
1.67 + float m();
1.68 + }
1.69 +
1.70 + interface SAM_double {
1.71 + double m();
1.72 + }
1.73 +
1.74 + static <Z> Z test() {
1.75 + assertTrue(true);
1.76 + throw new Success();
1.77 + }
1.78 +
1.79 + static byte test_byte() {
1.80 + assertTrue(true);
1.81 + return 0;
1.82 + }
1.83 +
1.84 + static short test_short() {
1.85 + assertTrue(true);
1.86 + return 0;
1.87 + }
1.88 +
1.89 + static int test_int() {
1.90 + assertTrue(true);
1.91 + return 0;
1.92 + }
1.93 +
1.94 + static long test_long() {
1.95 + assertTrue(true);
1.96 + return 0;
1.97 + }
1.98 +
1.99 + static float test_float() {
1.100 + assertTrue(true);
1.101 + return 0;
1.102 + }
1.103 +
1.104 + static double test_double() {
1.105 + assertTrue(true);
1.106 + return 0;
1.107 + }
1.108 +
1.109 + static void testByte() {
1.110 + SAM<Byte> s1 = MethodReference31::test_byte;
1.111 + s1.m();
1.112 + SAM_byte s2 = MethodReference31::test_byte;
1.113 + s2.m();
1.114 + SAM<Byte> s3 = MethodReference31::<Byte>test;
1.115 + try {
1.116 + s3.m();
1.117 + }
1.118 + catch (RuntimeException ex) { }
1.119 + SAM_byte s4 = MethodReference31::<Byte>test;
1.120 + try {
1.121 + s4.m();
1.122 + }
1.123 + catch (RuntimeException ex) { }
1.124 + }
1.125 +
1.126 + static void testShort() {
1.127 + SAM<Short> s1 = MethodReference31::test_short;
1.128 + s1.m();
1.129 + SAM_short s2 = MethodReference31::test_short;
1.130 + s2.m();
1.131 + SAM<Short> s3 = MethodReference31::<Short>test;
1.132 + try {
1.133 + s3.m();
1.134 + }
1.135 + catch (RuntimeException ex) { }
1.136 + SAM_short s4 = MethodReference31::<Short>test;
1.137 + try {
1.138 + s4.m();
1.139 + }
1.140 + catch (RuntimeException ex) { }
1.141 + }
1.142 +
1.143 + static void testInteger() {
1.144 + SAM<Integer> s1 = MethodReference31::test_int;
1.145 + s1.m();
1.146 + SAM_int s2 = MethodReference31::test_int;
1.147 + s2.m();
1.148 + SAM<Integer> s3 = MethodReference31::<Integer>test;
1.149 + try {
1.150 + s3.m();
1.151 + }
1.152 + catch (RuntimeException ex) { }
1.153 + SAM_int s4 = MethodReference31::<Integer>test;
1.154 + try {
1.155 + s4.m();
1.156 + }
1.157 + catch (RuntimeException ex) { }
1.158 + }
1.159 +
1.160 + static void testLong() {
1.161 + SAM<Long> s1 = MethodReference31::test_long;
1.162 + s1.m();
1.163 + SAM_long s2 = MethodReference31::test_long;
1.164 + s2.m();
1.165 + SAM<Long> s3 = MethodReference31::<Long>test;
1.166 + try {
1.167 + s3.m();
1.168 + }
1.169 + catch (RuntimeException ex) { }
1.170 + SAM_long s4 = MethodReference31::<Long>test;
1.171 + try {
1.172 + s4.m();
1.173 + }
1.174 + catch (RuntimeException ex) { }
1.175 + }
1.176 +
1.177 + static void testFloat() {
1.178 + SAM<Float> s1 = MethodReference31::test_float;
1.179 + s1.m();
1.180 + SAM_float s2 = MethodReference31::test_float;
1.181 + s2.m();
1.182 + SAM<Float> s3 = MethodReference31::<Float>test;
1.183 + try {
1.184 + s3.m();
1.185 + }
1.186 + catch (RuntimeException ex) { }
1.187 + SAM_float s4 = MethodReference31::<Float>test;
1.188 + try {
1.189 + s4.m();
1.190 + }
1.191 + catch (RuntimeException ex) { }
1.192 + }
1.193 +
1.194 + static void testDouble() {
1.195 + SAM<Double> s1 = MethodReference31::test_double;
1.196 + s1.m();
1.197 + SAM_double s2 = MethodReference31::test_double;
1.198 + s2.m();
1.199 + SAM<Double> s3 = MethodReference31::<Double>test;
1.200 + try {
1.201 + s3.m();
1.202 + }
1.203 + catch (RuntimeException ex) { }
1.204 + SAM_double s4 = MethodReference31::<Double>test;
1.205 + try {
1.206 + s4.m();
1.207 + }
1.208 + catch (RuntimeException ex) { }
1.209 + }
1.210 +
1.211 + public static void main(String[] args) {
1.212 + testByte();
1.213 + testShort();
1.214 + testInteger();
1.215 + testLong();
1.216 + testFloat();
1.217 + testDouble();
1.218 + assertTrue(assertionCount == 24);
1.219 + }
1.220 +}
