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comparison graal/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/tools/CoverageTrackerTest.java @ 18988:cca166aa28c0

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Truffle/Tools: unit tests for new framework and tool instances
author Michael Van De Vanter <michael.van.de.vanter@oracle.com>
date Tue, 27 Jan 2015 20:27:25 -0800
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18987:ac114ad31cdd 18988:cca166aa28c0
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.test.tools;
24
25 import static com.oracle.truffle.api.test.tools.TestNodes.*;
26 import static org.junit.Assert.*;
27
28 import org.junit.*;
29
30 import com.oracle.truffle.api.instrument.*;
31 import com.oracle.truffle.api.nodes.*;
32 import com.oracle.truffle.api.tools.*;
33
34 public class CoverageTrackerTest {
35
36 @Test
37 public void testNoExecution() {
38 final CoverageTracker tool = new CoverageTracker();
39 assertEquals(tool.getCounts().entrySet().size(), 0);
40 tool.install();
41 assertEquals(tool.getCounts().entrySet().size(), 0);
42 tool.setEnabled(false);
43 assertEquals(tool.getCounts().entrySet().size(), 0);
44 tool.setEnabled(true);
45 assertEquals(tool.getCounts().entrySet().size(), 0);
46 tool.reset();
47 assertEquals(tool.getCounts().entrySet().size(), 0);
48 tool.dispose();
49 assertEquals(tool.getCounts().entrySet().size(), 0);
50 }
51
52 @Test
53 public void testToolCreatedTooLate() {
54 final RootNode expr13rootNode = createExpr13TestRootNode();
55 final CoverageTracker tool = new CoverageTracker();
56 tool.install();
57 assertEquals(13, expr13rootNode.execute(null));
58 assertTrue(tool.getCounts().isEmpty());
59 tool.dispose();
60 }
61
62 @Test
63 public void testToolInstalledcTooLate() {
64 final CoverageTracker tool = new CoverageTracker();
65 final RootNode expr13rootNode = createExpr13TestRootNode();
66 tool.install();
67 assertEquals(13, expr13rootNode.execute(null));
68 assertTrue(tool.getCounts().isEmpty());
69 tool.dispose();
70 }
71
72 @Test
73 public void testCountingCoverage() {
74 final CoverageTracker tool = new CoverageTracker();
75 tool.install();
76 final RootNode expr13rootNode = createExpr13TestRootNode();
77
78 // Not probed yet.
79 assertEquals(13, expr13rootNode.execute(null));
80 assertTrue(tool.getCounts().isEmpty());
81
82 final Node addNode = expr13rootNode.getChildren().iterator().next();
83 final Probe probe = addNode.probe();
84
85 // Probed but not tagged yet.
86 assertEquals(13, expr13rootNode.execute(null));
87 assertTrue(tool.getCounts().isEmpty());
88
89 probe.tagAs(StandardSyntaxTag.STATEMENT, "fake statement for testing");
90
91 // Counting now; execute once
92 assertEquals(13, expr13rootNode.execute(null));
93
94 final Long[] longs1 = tool.getCounts().get(addNode.getSourceSection().getSource());
95 assertNotNull(longs1);
96 assertEquals(longs1.length, 2);
97 assertNull(longs1[0]); // Line 1 is empty (text lines are 1-based)
98 assertEquals(1L, longs1[1].longValue()); // Expression is on line 2
99
100 // Execute 99 more times
101 for (int i = 0; i < 99; i++) {
102 assertEquals(13, expr13rootNode.execute(null));
103 }
104
105 final Long[] longs100 = tool.getCounts().get(addNode.getSourceSection().getSource());
106 assertNotNull(longs100);
107 assertEquals(longs100.length, 2);
108 assertNull(longs100[0]);
109 assertEquals(100L, longs100[1].longValue());
110
111 tool.dispose();
112 }
113
114 }