LambdaEagerTest.java revision 12657:6ef01bd40ce2 
1/*
2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23package org.graalvm.compiler.jtt.lang;
24
25import java.util.EnumSet;
26import java.util.function.IntBinaryOperator;
27
28import jdk.vm.ci.code.InstalledCode;
29import jdk.vm.ci.meta.DeoptimizationReason;
30import jdk.vm.ci.meta.ResolvedJavaMethod;
31
32import org.junit.Test;
33
34import org.graalvm.compiler.core.common.GraalOptions;
35import org.graalvm.compiler.core.test.GraalCompilerTest;
36import org.graalvm.compiler.nodes.StructuredGraph;
37import org.graalvm.compiler.options.OptionValue;
38import org.graalvm.compiler.options.OptionValue.OverrideScope;
39
40public class LambdaEagerTest extends GraalCompilerTest {
41
42    private static final EnumSet<DeoptimizationReason> UNRESOLVED_UNREACHED = EnumSet.of(DeoptimizationReason.Unresolved, DeoptimizationReason.UnreachedCode);
43
44    private static int doBinary(IntBinaryOperator op, int x, int y) {
45        return op.applyAsInt(x, y);
46    }
47
48    private static int add(int x, int y) {
49        return x + y;
50    }
51
52    public static int nonCapturing(int x, int y) {
53        return doBinary((a, b) -> a + b, x, y);
54    }
55
56    public static int nonCapturing2(int x, int y) {
57        return doBinary(LambdaEagerTest::add, x, y);
58    }
59
60    public static int capturing(int x, int y, int z) {
61        return doBinary((a, b) -> a + b - z, x, y);
62    }
63
64    @Test
65    public void testEagerResolveNonCapturing01() {
66        Result expected = new Result(3, null);
67        testAgainstExpected(getResolvedJavaMethod("nonCapturing"), expected, UNRESOLVED_UNREACHED, 1, 2);
68    }
69
70    @Test
71    public void testEagerResolveNonCapturing02() {
72        Result expected = new Result(3, null);
73        testAgainstExpected(getResolvedJavaMethod("nonCapturing2"), expected, UNRESOLVED_UNREACHED, 1, 2);
74    }
75
76    @Test
77    public void testEagerResolveCapturing() {
78        Result expected = new Result(0, null);
79        testAgainstExpected(getResolvedJavaMethod("capturing"), expected, UNRESOLVED_UNREACHED, 1, 2, 3);
80    }
81
82    @Override
83    @SuppressWarnings("try")
84    protected InstalledCode getCode(ResolvedJavaMethod installedCodeOwner, StructuredGraph graph, boolean forceCompile) {
85        try (OverrideScope scope = OptionValue.override(GraalOptions.InlineEverything, true)) {
86            return super.getCode(installedCodeOwner, graph, forceCompile);
87        }
88    }
89}
90