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annotate truffle/com.oracle.truffle.tools.test/src/com/oracle/truffle/tools/test/CoverageTrackerTest.java @ 22219:1c0f490984d5

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Merge with f47b601edbc626dcfe8b3636933b4834c89f7779
author Michael Van De Vanter <michael.van.de.vanter@oracle.com>
date Wed, 16 Sep 2015 15:36:22 -0700
parents dc83cc1f94f2 3aad794eec0e
children 20380d1d41f2
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1 /*
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2 * Copyright (c) 2014, 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. Oracle designates this
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8 * particular file as subject to the "Classpath" exception as provided
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9 * by Oracle in the LICENSE file that accompanied this code.
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10 *
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 * version 2 for more details (a copy is included in the LICENSE file that
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15 * accompanied this code).
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16 *
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17 * You should have received a copy of the GNU General Public License version
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18 * 2 along with this work; if not, write to the Free Software Foundation,
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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20 *
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22 * or visit www.oracle.com if you need additional information or have any
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23 * questions.
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24 */
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25 package com.oracle.truffle.tools.test;
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26
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27 import static com.oracle.truffle.tools.test.TestNodes.createExpr13TestRootNode;
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28 import static org.junit.Assert.assertEquals;
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29 import static org.junit.Assert.assertNotNull;
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30 import static org.junit.Assert.assertNull;
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31 import static org.junit.Assert.assertTrue;
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32
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33 import org.junit.Test;
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34
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35 import com.oracle.truffle.api.instrument.Instrumenter;
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36 import com.oracle.truffle.api.instrument.Probe;
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37 import com.oracle.truffle.api.instrument.StandardSyntaxTag;
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38 import com.oracle.truffle.api.nodes.Node;
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39 import com.oracle.truffle.api.nodes.RootNode;
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40 import com.oracle.truffle.tools.CoverageTracker;
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41
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42 public class CoverageTrackerTest {
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43
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44 @Test
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45 public void testNoExecution() throws NoSuchFieldException, SecurityException, IllegalArgumentException, IllegalAccessException {
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46 final Instrumenter instrumenter = TestNodes.createInstrumenter();
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47 final CoverageTracker tool = new CoverageTracker();
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48 assertEquals(tool.getCounts().entrySet().size(), 0);
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49 tool.install(instrumenter);
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50 assertEquals(tool.getCounts().entrySet().size(), 0);
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51 tool.setEnabled(false);
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52 assertEquals(tool.getCounts().entrySet().size(), 0);
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53 tool.setEnabled(true);
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54 assertEquals(tool.getCounts().entrySet().size(), 0);
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55 tool.reset();
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56 assertEquals(tool.getCounts().entrySet().size(), 0);
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57 tool.dispose();
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58 assertEquals(tool.getCounts().entrySet().size(), 0);
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59 }
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60
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61 @Test
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62 public void testToolCreatedTooLate() throws NoSuchFieldException, SecurityException, IllegalArgumentException, IllegalAccessException {
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63 final Instrumenter instrumenter = TestNodes.createInstrumenter();
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64 final RootNode expr13rootNode = TestNodes.createExpr13TestRootNode(instrumenter);
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65 final CoverageTracker tool = new CoverageTracker();
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66 tool.install(instrumenter);
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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 testToolInstalledcTooLate() throws NoSuchFieldException, SecurityException, IllegalArgumentException, IllegalAccessException {
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74 final Instrumenter instrumenter = TestNodes.createInstrumenter();
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75 final CoverageTracker tool = new CoverageTracker();
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76 final RootNode expr13rootNode = createExpr13TestRootNode(instrumenter);
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77 tool.install(instrumenter);
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78 assertEquals(13, expr13rootNode.execute(null));
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79 assertTrue(tool.getCounts().isEmpty());
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80 tool.dispose();
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81 }
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82
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83 @Test
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84 public void testCountingCoverage() throws NoSuchFieldException, SecurityException, IllegalArgumentException, IllegalAccessException {
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85 final Instrumenter instrumenter = TestNodes.createInstrumenter();
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86 final CoverageTracker tool = new CoverageTracker();
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87 tool.install(instrumenter);
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88 final RootNode expr13rootNode = createExpr13TestRootNode(instrumenter);
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89
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90 // Not probed yet.
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91 assertEquals(13, expr13rootNode.execute(null));
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92 assertTrue(tool.getCounts().isEmpty());
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93
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94 final Node addNode = expr13rootNode.getChildren().iterator().next();
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95 final Probe probe = instrumenter.probe(addNode);
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96
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97 // Probed but not tagged yet.
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98 assertEquals(13, expr13rootNode.execute(null));
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99 assertTrue(tool.getCounts().isEmpty());
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100
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101 probe.tagAs(StandardSyntaxTag.STATEMENT, "fake statement for testing");
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102
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103 // Counting now; execute once
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104 assertEquals(13, expr13rootNode.execute(null));
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105
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106 final Long[] longs1 = tool.getCounts().get(addNode.getSourceSection().getSource());
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107 assertNotNull(longs1);
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108 assertEquals(longs1.length, 2);
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109 assertNull(longs1[0]); // Line 1 is empty (text lines are 1-based)
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110 assertEquals(1L, longs1[1].longValue()); // Expression is on line 2
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111
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112 // Execute 99 more times
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113 for (int i = 0; i < 99; i++) {
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114 assertEquals(13, expr13rootNode.execute(null));
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115 }
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116
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117 final Long[] longs100 = tool.getCounts().get(addNode.getSourceSection().getSource());
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118 assertNotNull(longs100);
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119 assertEquals(longs100.length, 2);
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120 assertNull(longs100[0]);
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121 assertEquals(100L, longs100[1].longValue());
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122
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123 tool.dispose();
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124 }
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125
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126 }