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annotate truffle/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/utilities/CountingConditionProfileTest.java @ 22157:dc83cc1f94f2

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Using fully qualified imports
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Wed, 16 Sep 2015 11:33:22 +0200
parents 9c8c0937da41
children
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1 /*
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2 * Copyright (c) 2014, 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
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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.utilities;
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24
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25 import com.oracle.truffle.api.utilities.ConditionProfile;
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26 import com.oracle.truffle.api.utilities.CountingConditionProfile;
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27 import static org.hamcrest.CoreMatchers.is;
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28 import static org.junit.Assert.assertThat;
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29 import org.junit.Before;
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30 import org.junit.Test;
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31 import org.junit.experimental.theories.DataPoints;
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32 import org.junit.experimental.theories.Theories;
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33 import org.junit.experimental.theories.Theory;
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34 import org.junit.runner.RunWith;
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35
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36 @RunWith(Theories.class)
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37 public class CountingConditionProfileTest {
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38
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39 @DataPoints public static boolean[] data = new boolean[]{true, false};
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40
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41 private CountingConditionProfile profile;
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42
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43 @Before
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44 public void create() {
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45 profile = (CountingConditionProfile) ConditionProfile.createCountingProfile();
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46 }
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47
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48 @Test
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49 public void testInitial() {
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50 assertThat(profile.getTrueCount(), is(0));
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51 assertThat(profile.getFalseCount(), is(0));
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52 }
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53
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54 @Theory
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55 public void testProfileOne(boolean value) {
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56 boolean result = profile.profile(value);
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57
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58 assertThat(result, is(value));
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59 assertThat(profile.getTrueCount(), is(value ? 1 : 0));
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60 assertThat(profile.getFalseCount(), is(!value ? 1 : 0));
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61 }
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62
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63 @Theory
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64 public void testProfileTwo(boolean value0, boolean value1) {
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65 boolean result0 = profile.profile(value0);
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66 boolean result1 = profile.profile(value1);
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67
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68 assertThat(result0, is(value0));
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69 assertThat(result1, is(value1));
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70 assertThat(profile.getTrueCount(), is((value0 ? 1 : 0) + (value1 ? 1 : 0)));
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71 assertThat(profile.getFalseCount(), is((!value0 ? 1 : 0) + (!value1 ? 1 : 0)));
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72 }
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73
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74 @Theory
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75 public void testProfileThree(boolean value0, boolean value1, boolean value2) {
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76 boolean result0 = profile.profile(value0);
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77 boolean result1 = profile.profile(value1);
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78 boolean result2 = profile.profile(value2);
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79
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80 assertThat(result0, is(value0));
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81 assertThat(result1, is(value1));
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82 assertThat(result2, is(value2));
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83 assertThat(profile.getTrueCount(), is((value0 ? 1 : 0) + (value1 ? 1 : 0) + (value2 ? 1 : 0)));
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84 assertThat(profile.getFalseCount(), is((!value0 ? 1 : 0) + (!value1 ? 1 : 0) + (!value2 ? 1 : 0)));
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85 }
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86
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87 }