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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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18988
cca166aa28c0 Truffle/Tools: unit tests for new framework and tool instances
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1 /*
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2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
cca166aa28c0 Truffle/Tools: unit tests for new framework and tool instances
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.truffle.api.test.tools;
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24
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25 import static com.oracle.truffle.api.test.tools.TestNodes.*;
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26 import static org.junit.Assert.*;
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27
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28 import org.junit.*;
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29
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30 import com.oracle.truffle.api.instrument.*;
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31 import com.oracle.truffle.api.nodes.*;
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32 import com.oracle.truffle.api.tools.*;
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33
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34 public class CoverageTrackerTest {
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35
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36 @Test
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37 public void testNoExecution() {
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38 final CoverageTracker tool = new CoverageTracker();
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39 assertEquals(tool.getCounts().entrySet().size(), 0);
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40 tool.install();
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41 assertEquals(tool.getCounts().entrySet().size(), 0);
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42 tool.setEnabled(false);
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43 assertEquals(tool.getCounts().entrySet().size(), 0);
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44 tool.setEnabled(true);
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45 assertEquals(tool.getCounts().entrySet().size(), 0);
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46 tool.reset();
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47 assertEquals(tool.getCounts().entrySet().size(), 0);
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48 tool.dispose();
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49 assertEquals(tool.getCounts().entrySet().size(), 0);
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50 }
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51
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52 @Test
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53 public void testToolCreatedTooLate() {
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54 final RootNode expr13rootNode = createExpr13TestRootNode();
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55 final CoverageTracker tool = new CoverageTracker();
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56 tool.install();
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57 assertEquals(13, expr13rootNode.execute(null));
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58 assertTrue(tool.getCounts().isEmpty());
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59 tool.dispose();
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60 }
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61
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62 @Test
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63 public void testToolInstalledcTooLate() {
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64 final CoverageTracker tool = new CoverageTracker();
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65 final RootNode expr13rootNode = createExpr13TestRootNode();
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66 tool.install();
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67 assertEquals(13, expr13rootNode.execute(null));
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68 assertTrue(tool.getCounts().isEmpty());
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69 tool.dispose();
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70 }
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71
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72 @Test
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73 public void testCountingCoverage() {
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74 final CoverageTracker tool = new CoverageTracker();
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75 tool.install();
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76 final RootNode expr13rootNode = createExpr13TestRootNode();
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77
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78 // Not probed yet.
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79 assertEquals(13, expr13rootNode.execute(null));
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80 assertTrue(tool.getCounts().isEmpty());
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81
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82 final Node addNode = expr13rootNode.getChildren().iterator().next();
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83 final Probe probe = addNode.probe();
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84
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85 // Probed but not tagged yet.
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86 assertEquals(13, expr13rootNode.execute(null));
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87 assertTrue(tool.getCounts().isEmpty());
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88
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89 probe.tagAs(StandardSyntaxTag.STATEMENT, "fake statement for testing");
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90
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91 // Counting now; execute once
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92 assertEquals(13, expr13rootNode.execute(null));
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93
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94 final Long[] longs1 = tool.getCounts().get(addNode.getSourceSection().getSource());
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95 assertNotNull(longs1);
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96 assertEquals(longs1.length, 2);
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97 assertNull(longs1[0]); // Line 1 is empty (text lines are 1-based)
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98 assertEquals(1L, longs1[1].longValue()); // Expression is on line 2
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99
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100 // Execute 99 more times
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101 for (int i = 0; i < 99; i++) {
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102 assertEquals(13, expr13rootNode.execute(null));
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103 }
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104
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105 final Long[] longs100 = tool.getCounts().get(addNode.getSourceSection().getSource());
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106 assertNotNull(longs100);
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107 assertEquals(longs100.length, 2);
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108 assertNull(longs100[0]);
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109 assertEquals(100L, longs100[1].longValue());
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110
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111 tool.dispose();
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112 }
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113
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114 }