Nuno Lopes | c365156 | 2009-01-02 13:49:50 +0000 | [diff] [blame^] | 1 | // llvm/unittest/ADT/ImmutableSetTest.cpp - ImmutableSet unit tests -*- C++ -*-// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | #include "gtest/gtest.h" |
| 11 | #include "llvm/ADT/ImmutableSet.h" |
| 12 | |
| 13 | using namespace llvm; |
| 14 | |
| 15 | namespace { |
| 16 | class ImmutableSetTest : public testing::Test { |
| 17 | }; |
| 18 | |
| 19 | |
| 20 | TEST_F(ImmutableSetTest, EmptyIntSetTest) { |
| 21 | ImmutableSet<int>::Factory f; |
| 22 | |
| 23 | EXPECT_TRUE(f.GetEmptySet() == f.GetEmptySet()); |
| 24 | EXPECT_FALSE(f.GetEmptySet() != f.GetEmptySet()); |
| 25 | EXPECT_TRUE(f.GetEmptySet().isEmpty()); |
| 26 | |
| 27 | ImmutableSet<int> S = f.GetEmptySet(); |
| 28 | EXPECT_EQ(0u, S.getHeight()); |
| 29 | EXPECT_TRUE(S.begin() == S.end()); |
| 30 | EXPECT_FALSE(S.begin() != S.end()); |
| 31 | } |
| 32 | |
| 33 | |
| 34 | TEST_F(ImmutableSetTest, OneElemIntSetTest) { |
| 35 | ImmutableSet<int>::Factory f; |
| 36 | ImmutableSet<int> S = f.GetEmptySet(); |
| 37 | |
| 38 | ImmutableSet<int> S2 = f.Add(S, 3); |
| 39 | EXPECT_TRUE(S.isEmpty()); |
| 40 | EXPECT_FALSE(S2.isEmpty()); |
| 41 | EXPECT_FALSE(S == S2); |
| 42 | EXPECT_TRUE(S != S2); |
| 43 | EXPECT_FALSE(S.contains(3)); |
| 44 | EXPECT_TRUE(S2.contains(3)); |
| 45 | EXPECT_FALSE(S2.begin() == S2.end()); |
| 46 | EXPECT_TRUE(S2.begin() != S2.end()); |
| 47 | |
| 48 | ImmutableSet<int> S3 = f.Add(S, 2); |
| 49 | EXPECT_TRUE(S.isEmpty()); |
| 50 | EXPECT_FALSE(S3.isEmpty()); |
| 51 | EXPECT_FALSE(S == S3); |
| 52 | EXPECT_TRUE(S != S3); |
| 53 | EXPECT_FALSE(S.contains(2)); |
| 54 | EXPECT_TRUE(S3.contains(2)); |
| 55 | |
| 56 | EXPECT_FALSE(S2 == S3); |
| 57 | EXPECT_TRUE(S2 != S3); |
| 58 | EXPECT_FALSE(S2.contains(2)); |
| 59 | EXPECT_FALSE(S3.contains(3)); |
| 60 | } |
| 61 | |
| 62 | TEST_F(ImmutableSetTest, MultiElemIntSetTest) { |
| 63 | ImmutableSet<int>::Factory f; |
| 64 | ImmutableSet<int> S = f.GetEmptySet(); |
| 65 | |
| 66 | ImmutableSet<int> S2 = f.Add(f.Add(f.Add(S, 3), 4), 5); |
| 67 | ImmutableSet<int> S3 = f.Add(f.Add(f.Add(S2, 9), 20), 43); |
| 68 | ImmutableSet<int> S4 = f.Add(S2, 9); |
| 69 | |
| 70 | EXPECT_TRUE(S.isEmpty()); |
| 71 | EXPECT_FALSE(S2.isEmpty()); |
| 72 | EXPECT_FALSE(S3.isEmpty()); |
| 73 | EXPECT_FALSE(S4.isEmpty()); |
| 74 | |
| 75 | EXPECT_FALSE(S.contains(3)); |
| 76 | EXPECT_FALSE(S.contains(9)); |
| 77 | |
| 78 | EXPECT_TRUE(S2.contains(3)); |
| 79 | EXPECT_TRUE(S2.contains(4)); |
| 80 | EXPECT_TRUE(S2.contains(5)); |
| 81 | EXPECT_FALSE(S2.contains(9)); |
| 82 | EXPECT_FALSE(S2.contains(0)); |
| 83 | |
| 84 | EXPECT_TRUE(S3.contains(43)); |
| 85 | EXPECT_TRUE(S3.contains(20)); |
| 86 | EXPECT_TRUE(S3.contains(9)); |
| 87 | EXPECT_TRUE(S3.contains(3)); |
| 88 | EXPECT_TRUE(S3.contains(4)); |
| 89 | EXPECT_TRUE(S3.contains(5)); |
| 90 | EXPECT_FALSE(S3.contains(0)); |
| 91 | |
| 92 | EXPECT_TRUE(S4.contains(9)); |
| 93 | EXPECT_TRUE(S4.contains(3)); |
| 94 | EXPECT_TRUE(S4.contains(4)); |
| 95 | EXPECT_TRUE(S4.contains(5)); |
| 96 | EXPECT_FALSE(S4.contains(20)); |
| 97 | EXPECT_FALSE(S4.contains(43)); |
| 98 | } |
| 99 | |
| 100 | TEST_F(ImmutableSetTest, RemoveIntSetTest) { |
| 101 | ImmutableSet<int>::Factory f; |
| 102 | ImmutableSet<int> S = f.GetEmptySet(); |
| 103 | |
| 104 | ImmutableSet<int> S2 = f.Add(f.Add(S, 4), 5); |
| 105 | ImmutableSet<int> S3 = f.Add(S2, 3); |
| 106 | ImmutableSet<int> S4 = f.Remove(S3, 3); |
| 107 | |
| 108 | EXPECT_TRUE(S3.contains(3)); |
| 109 | EXPECT_FALSE(S2.contains(3)); |
| 110 | EXPECT_FALSE(S4.contains(3)); |
| 111 | |
| 112 | EXPECT_TRUE(S2 == S4); |
| 113 | EXPECT_TRUE(S3 != S2); |
| 114 | EXPECT_TRUE(S3 != S4); |
| 115 | |
| 116 | EXPECT_TRUE(S3.contains(4)); |
| 117 | EXPECT_TRUE(S3.contains(5)); |
| 118 | |
| 119 | EXPECT_TRUE(S4.contains(4)); |
| 120 | EXPECT_TRUE(S4.contains(5)); |
| 121 | } |
| 122 | |
| 123 | |
| 124 | static char *ptr; // tmp var |
| 125 | struct MyIter { |
| 126 | int counter; |
| 127 | MyIter() : counter(0) {} |
| 128 | void operator()(char c) { |
| 129 | *ptr++ = c; |
| 130 | ++counter; |
| 131 | } |
| 132 | }; |
| 133 | |
| 134 | TEST_F(ImmutableSetTest, CallbackCharSetTest) { |
| 135 | ImmutableSet<char>::Factory f; |
| 136 | ImmutableSet<char> S = f.GetEmptySet(); |
| 137 | |
| 138 | ImmutableSet<char> S2 = f.Add(f.Add(f.Add(S, 'a'), 'e'), 'i'); |
| 139 | ImmutableSet<char> S3 = f.Add(f.Add(S2, 'o'), 'u'); |
| 140 | |
| 141 | char buffer[6] = {0}; |
| 142 | ptr = buffer; |
| 143 | S3.foreach<MyIter>(); |
| 144 | |
| 145 | ASSERT_EQ(buffer[0], 'a'); |
| 146 | ASSERT_EQ(buffer[1], 'e'); |
| 147 | ASSERT_EQ(buffer[2], 'i'); |
| 148 | ASSERT_EQ(buffer[3], 'o'); |
| 149 | ASSERT_EQ(buffer[4], 'u'); |
| 150 | ASSERT_EQ(buffer[5], 0); |
| 151 | } |
| 152 | |
| 153 | TEST_F(ImmutableSetTest, Callback2CharSetTest) { |
| 154 | ImmutableSet<char>::Factory f; |
| 155 | ImmutableSet<char> S = f.GetEmptySet(); |
| 156 | |
| 157 | ImmutableSet<char> S2 = f.Add(f.Add(f.Add(S, 'b'), 'c'), 'd'); |
| 158 | ImmutableSet<char> S3 = f.Add(f.Add(f.Add(S2, 'f'), 'g'), 'h'); |
| 159 | |
| 160 | char buffer[7] = {0}; |
| 161 | ptr = buffer; |
| 162 | MyIter obj; |
| 163 | S3.foreach<MyIter>(obj); |
| 164 | |
| 165 | ASSERT_EQ(buffer[0], 'b'); |
| 166 | ASSERT_EQ(buffer[1], 'c'); |
| 167 | ASSERT_EQ(buffer[2], 'd'); |
| 168 | ASSERT_EQ(buffer[3], 'f'); |
| 169 | ASSERT_EQ(buffer[4], 'g'); |
| 170 | ASSERT_EQ(buffer[5], 'h'); |
| 171 | ASSERT_EQ(buffer[6], 0); |
| 172 | |
| 173 | ASSERT_EQ(obj.counter, 6); |
| 174 | |
| 175 | S2.foreach<MyIter>(obj); |
| 176 | ASSERT_EQ(obj.counter, 6+3); |
| 177 | |
| 178 | S.foreach<MyIter>(obj); |
| 179 | ASSERT_EQ(obj.counter, 6+3+0); |
| 180 | } |
| 181 | |
| 182 | TEST_F(ImmutableSetTest, IterLongSetTest) { |
| 183 | ImmutableSet<long>::Factory f; |
| 184 | ImmutableSet<long> S = f.GetEmptySet(); |
| 185 | |
| 186 | ImmutableSet<long> S2 = f.Add(f.Add(f.Add(S, 0), 1), 2); |
| 187 | ImmutableSet<long> S3 = f.Add(f.Add(f.Add(S2, 3), 4), 5); |
| 188 | |
| 189 | int i = 0; |
| 190 | for (ImmutableSet<long>::iterator I = S.begin(), E = S.end(); I != E; ++I) { |
| 191 | ASSERT_EQ(*I, i++); |
| 192 | } |
| 193 | ASSERT_EQ(i, 0); |
| 194 | |
| 195 | i = 0; |
| 196 | for (ImmutableSet<long>::iterator I = S2.begin(), E = S2.end(); I != E; ++I) { |
| 197 | ASSERT_EQ(*I, i++); |
| 198 | } |
| 199 | ASSERT_EQ(i, 3); |
| 200 | |
| 201 | i = 0; |
| 202 | for (ImmutableSet<long>::iterator I = S3.begin(), E = S3.end(); I != E; I++) { |
| 203 | ASSERT_EQ(*I, i++); |
| 204 | } |
| 205 | ASSERT_EQ(i, 6); |
| 206 | } |
| 207 | |
| 208 | } |