1 // Copyright 2012 the V8 project authors. All rights reserved. 2 // Redistribution and use in source and binary forms, with or without 3 // modification, are permitted provided that the following conditions are 4 // met: 5 // 6 // * Redistributions of source code must retain the above copyright 7 // notice, this list of conditions and the following disclaimer. 8 // * Redistributions in binary form must reproduce the above 9 // copyright notice, this list of conditions and the following 10 // disclaimer in the documentation and/or other materials provided 11 // with the distribution. 12 // * Neither the name of Google Inc. nor the names of its 13 // contributors may be used to endorse or promote products derived 14 // from this software without specific prior written permission. 15 // 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28 #include <stdlib.h> 29 30 #include "src/v8.h" 31 32 #include "src/data-flow.h" 33 #include "test/cctest/cctest.h" 34 35 using namespace v8::internal; 36 37 TEST(BitVector) { 38 Zone zone(CcTest::i_isolate()); 39 { 40 BitVector v(15, &zone); 41 v.Add(1); 42 CHECK(v.Contains(1)); 43 v.Remove(0); 44 CHECK(!v.Contains(0)); 45 v.Add(0); 46 v.Add(1); 47 BitVector w(15, &zone); 48 w.Add(1); 49 v.Intersect(w); 50 CHECK(!v.Contains(0)); 51 CHECK(v.Contains(1)); 52 } 53 54 { 55 BitVector v(64, &zone); 56 v.Add(27); 57 v.Add(30); 58 v.Add(31); 59 v.Add(33); 60 BitVector::Iterator iter(&v); 61 CHECK_EQ(27, iter.Current()); 62 iter.Advance(); 63 CHECK_EQ(30, iter.Current()); 64 iter.Advance(); 65 CHECK_EQ(31, iter.Current()); 66 iter.Advance(); 67 CHECK_EQ(33, iter.Current()); 68 iter.Advance(); 69 CHECK(iter.Done()); 70 } 71 72 { 73 BitVector v(15, &zone); 74 v.Add(0); 75 BitVector w(15, &zone); 76 w.Add(1); 77 v.Union(w); 78 CHECK(v.Contains(0)); 79 CHECK(v.Contains(1)); 80 } 81 82 { 83 BitVector v(15, &zone); 84 v.Add(0); 85 BitVector w(15, &zone); 86 w = v; 87 CHECK(w.Contains(0)); 88 w.Add(1); 89 BitVector u(w, &zone); 90 CHECK(u.Contains(0)); 91 CHECK(u.Contains(1)); 92 v.Union(w); 93 CHECK(v.Contains(0)); 94 CHECK(v.Contains(1)); 95 } 96 97 { 98 BitVector v(35, &zone); 99 v.Add(0); 100 BitVector w(35, &zone); 101 w.Add(33); 102 v.Union(w); 103 CHECK(v.Contains(0)); 104 CHECK(v.Contains(33)); 105 } 106 107 { 108 BitVector v(35, &zone); 109 v.Add(32); 110 v.Add(33); 111 BitVector w(35, &zone); 112 w.Add(33); 113 v.Intersect(w); 114 CHECK(!v.Contains(32)); 115 CHECK(v.Contains(33)); 116 BitVector r(35, &zone); 117 r.CopyFrom(v); 118 CHECK(!r.Contains(32)); 119 CHECK(r.Contains(33)); 120 } 121 } 122
