Mercurial > hg > truffle
comparison truffle/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/LimitTest.java @ 21951:9c8c0937da41
Moving all sources into truffle subdirectory
author | Jaroslav Tulach <jaroslav.tulach@oracle.com> |
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date | Wed, 17 Jun 2015 10:58:08 +0200 |
parents | graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/LimitTest.java@62c43fcf5be2 |
children | dc83cc1f94f2 |
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21950:2a5011c7e641 | 21951:9c8c0937da41 |
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1 /* | |
2 * Copyright (c) 2015, 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 */ | |
23 package com.oracle.truffle.api.dsl.test; | |
24 | |
25 import static com.oracle.truffle.api.dsl.test.TestHelper.*; | |
26 import static org.junit.Assert.*; | |
27 | |
28 import org.junit.*; | |
29 | |
30 import com.oracle.truffle.api.*; | |
31 import com.oracle.truffle.api.dsl.*; | |
32 import com.oracle.truffle.api.dsl.test.LimitTestFactory.ConstantLimitTestFactory; | |
33 import com.oracle.truffle.api.dsl.test.LimitTestFactory.DefaultLimit3TestFactory; | |
34 import com.oracle.truffle.api.dsl.test.LimitTestFactory.LocalLimitTestFactory; | |
35 import com.oracle.truffle.api.dsl.test.LimitTestFactory.MethodLimitTestFactory; | |
36 import com.oracle.truffle.api.dsl.test.TypeSystemTest.ValueNode; | |
37 | |
38 @SuppressWarnings("unused") | |
39 public class LimitTest { | |
40 | |
41 @Test | |
42 public void testDefaultLimit3() { | |
43 CallTarget root = createCallTarget(DefaultLimit3TestFactory.getInstance()); | |
44 assertEquals(42, root.call(42)); | |
45 assertEquals(43, root.call(43)); | |
46 assertEquals(44, root.call(44)); | |
47 try { | |
48 root.call(45); | |
49 fail(); | |
50 } catch (UnsupportedSpecializationException e) { | |
51 } | |
52 } | |
53 | |
54 @NodeChild | |
55 static class DefaultLimit3Test extends ValueNode { | |
56 @Specialization(guards = "value == cachedValue") | |
57 static int do1(int value, @Cached("value") int cachedValue) { | |
58 return cachedValue; | |
59 } | |
60 } | |
61 | |
62 @Test | |
63 public void testConstantLimit() { | |
64 CallTarget root = createCallTarget(ConstantLimitTestFactory.getInstance()); | |
65 assertEquals(42, root.call(42)); | |
66 assertEquals(43, root.call(43)); | |
67 try { | |
68 root.call(44); | |
69 fail(); | |
70 } catch (UnsupportedSpecializationException e) { | |
71 } | |
72 } | |
73 | |
74 @NodeChild | |
75 static class ConstantLimitTest extends ValueNode { | |
76 | |
77 public static final int LIMIT = 2; | |
78 | |
79 @Specialization(limit = "LIMIT", guards = "value == cachedValue") | |
80 static int do1(int value, @Cached("value") int cachedValue) { | |
81 return cachedValue; | |
82 } | |
83 } | |
84 | |
85 @Test | |
86 public void testLocalLimit() { | |
87 CallTarget root = createCallTarget(LocalLimitTestFactory.getInstance()); | |
88 assertEquals(42, root.call(42)); | |
89 assertEquals(43, root.call(43)); | |
90 try { | |
91 root.call(44); | |
92 fail(); | |
93 } catch (UnsupportedSpecializationException e) { | |
94 } | |
95 } | |
96 | |
97 @NodeChild | |
98 static class LocalLimitTest extends ValueNode { | |
99 | |
100 protected int localLimit = 2; | |
101 | |
102 @Specialization(limit = "localLimit", guards = "value == cachedValue") | |
103 static int do1(int value, @Cached("value") int cachedValue) { | |
104 return cachedValue; | |
105 } | |
106 } | |
107 | |
108 @Test | |
109 public void testMethodLimit() { | |
110 MethodLimitTest.invocations = 0; | |
111 CallTarget root = createCallTarget(MethodLimitTestFactory.getInstance()); | |
112 assertEquals(42, root.call(42)); | |
113 assertEquals(43, root.call(43)); | |
114 try { | |
115 root.call(44); | |
116 fail(); | |
117 } catch (UnsupportedSpecializationException e) { | |
118 } | |
119 assertEquals(3, MethodLimitTest.invocations); | |
120 } | |
121 | |
122 @NodeChild | |
123 static class MethodLimitTest extends ValueNode { | |
124 | |
125 static int invocations = 0; | |
126 | |
127 @Specialization(limit = "calculateLimitFor(cachedValue, invocations)", guards = "value == cachedValue") | |
128 static int do1(int value, @Cached("value") int cachedValue) { | |
129 return cachedValue; | |
130 } | |
131 | |
132 int calculateLimitFor(int cachedValue, int boundField) { | |
133 invocations = boundField + 1; | |
134 return 2; | |
135 } | |
136 | |
137 } | |
138 | |
139 @NodeChild | |
140 static class LimitErrorTest1 extends ValueNode { | |
141 @ExpectError("The limit expression has no effect.%") | |
142 @Specialization(limit = "4") | |
143 static int do1(int value) { | |
144 return value; | |
145 } | |
146 } | |
147 | |
148 @NodeChild | |
149 static class LimitErrorTest2 extends ValueNode { | |
150 public static final Object CONSTANT = new Object(); | |
151 | |
152 @ExpectError("Incompatible return type Object. Limit expressions must return int.") | |
153 @Specialization(limit = "CONSTANT", guards = "value == cachedValue") | |
154 static int do1(int value, @Cached("value") int cachedValue) { | |
155 return value; | |
156 } | |
157 } | |
158 | |
159 @NodeChild | |
160 static class LimitErrorTest3 extends ValueNode { | |
161 | |
162 public static final Object CONSTANT = new Object(); | |
163 | |
164 @ExpectError("Limit expressions must not bind dynamic parameter values.") | |
165 @Specialization(limit = "value", guards = "value == cachedValue") | |
166 static int do1(int value, @Cached("value") int cachedValue) { | |
167 return value; | |
168 } | |
169 } | |
170 | |
171 } |