1 #include <gtest/gtest.h>
2
3 #include <test/cpp/api/support.h>
4 #include <torch/torch.h>
5
6 template <typename T>
7 using OrderedDict = torch::OrderedDict<std::string, T>;
8
TEST(OrderedDictTest,IsEmptyAfterDefaultConstruction)9 TEST(OrderedDictTest, IsEmptyAfterDefaultConstruction) {
10 OrderedDict<int> dict;
11 ASSERT_EQ(dict.key_description(), "Key");
12 ASSERT_TRUE(dict.is_empty());
13 ASSERT_EQ(dict.size(), 0);
14 }
15
TEST(OrderedDictTest,InsertAddsElementsWhenTheyAreYetNotPresent)16 TEST(OrderedDictTest, InsertAddsElementsWhenTheyAreYetNotPresent) {
17 OrderedDict<int> dict;
18 dict.insert("a", 1);
19 dict.insert("b", 2);
20 ASSERT_EQ(dict.size(), 2);
21 }
22
TEST(OrderedDictTest,GetReturnsValuesWhenTheyArePresent)23 TEST(OrderedDictTest, GetReturnsValuesWhenTheyArePresent) {
24 OrderedDict<int> dict;
25 dict.insert("a", 1);
26 dict.insert("b", 2);
27 ASSERT_EQ(dict["a"], 1);
28 ASSERT_EQ(dict["b"], 2);
29 }
30
TEST(OrderedDictTest,GetThrowsWhenPassedKeysThatAreNotPresent)31 TEST(OrderedDictTest, GetThrowsWhenPassedKeysThatAreNotPresent) {
32 OrderedDict<int> dict;
33 dict.insert("a", 1);
34 dict.insert("b", 2);
35 ASSERT_THROWS_WITH(dict["foo"], "Key 'foo' is not defined");
36 ASSERT_THROWS_WITH(dict[""], "Key '' is not defined");
37 }
38
TEST(OrderedDictTest,CanInitializeFromList)39 TEST(OrderedDictTest, CanInitializeFromList) {
40 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
41 ASSERT_EQ(dict.size(), 2);
42 ASSERT_EQ(dict["a"], 1);
43 ASSERT_EQ(dict["b"], 2);
44 }
45
TEST(OrderedDictTest,InsertThrowsWhenPassedElementsThatArePresent)46 TEST(OrderedDictTest, InsertThrowsWhenPassedElementsThatArePresent) {
47 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
48 ASSERT_THROWS_WITH(dict.insert("a", 1), "Key 'a' already defined");
49 ASSERT_THROWS_WITH(dict.insert("b", 1), "Key 'b' already defined");
50 }
51
TEST(OrderedDictTest,FrontReturnsTheFirstItem)52 TEST(OrderedDictTest, FrontReturnsTheFirstItem) {
53 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
54 ASSERT_EQ(dict.front().key(), "a");
55 ASSERT_EQ(dict.front().value(), 1);
56 }
57
TEST(OrderedDictTest,FrontThrowsWhenEmpty)58 TEST(OrderedDictTest, FrontThrowsWhenEmpty) {
59 OrderedDict<int> dict;
60 ASSERT_THROWS_WITH(dict.front(), "Called front() on an empty OrderedDict");
61 }
62
TEST(OrderedDictTest,BackReturnsTheLastItem)63 TEST(OrderedDictTest, BackReturnsTheLastItem) {
64 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
65 ASSERT_EQ(dict.back().key(), "b");
66 ASSERT_EQ(dict.back().value(), 2);
67 }
68
TEST(OrderedDictTest,BackThrowsWhenEmpty)69 TEST(OrderedDictTest, BackThrowsWhenEmpty) {
70 OrderedDict<int> dict;
71 ASSERT_THROWS_WITH(dict.back(), "Called back() on an empty OrderedDict");
72 }
73
TEST(OrderedDictTest,FindReturnsPointersToValuesWhenPresent)74 TEST(OrderedDictTest, FindReturnsPointersToValuesWhenPresent) {
75 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
76 ASSERT_NE(dict.find("a"), nullptr);
77 ASSERT_EQ(*dict.find("a"), 1);
78 ASSERT_NE(dict.find("b"), nullptr);
79 ASSERT_EQ(*dict.find("b"), 2);
80 }
81
TEST(OrderedDictTest,FindReturnsNullPointersWhenPasesdKeysThatAreNotPresent)82 TEST(OrderedDictTest, FindReturnsNullPointersWhenPasesdKeysThatAreNotPresent) {
83 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
84 ASSERT_EQ(dict.find("bar"), nullptr);
85 ASSERT_EQ(dict.find(""), nullptr);
86 }
87
TEST(OrderedDictTest,SubscriptOperatorThrowsWhenPassedKeysThatAreNotPresent)88 TEST(OrderedDictTest, SubscriptOperatorThrowsWhenPassedKeysThatAreNotPresent) {
89 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
90 ASSERT_EQ(dict["a"], 1);
91 ASSERT_EQ(dict["b"], 2);
92 }
93
TEST(OrderedDictTest,SubscriptOperatorReturnsItemsPositionallyWhenPassedIntegers)94 TEST(
95 OrderedDictTest,
96 SubscriptOperatorReturnsItemsPositionallyWhenPassedIntegers) {
97 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
98 ASSERT_EQ(dict[0].key(), "a");
99 ASSERT_EQ(dict[0].value(), 1);
100 ASSERT_EQ(dict[1].key(), "b");
101 ASSERT_EQ(dict[1].value(), 2);
102 }
103
TEST(OrderedDictTest,SubscriptOperatorsThrowswhenPassedKeysThatAreNotPresent)104 TEST(OrderedDictTest, SubscriptOperatorsThrowswhenPassedKeysThatAreNotPresent) {
105 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
106 ASSERT_THROWS_WITH(dict["foo"], "Key 'foo' is not defined");
107 ASSERT_THROWS_WITH(dict[""], "Key '' is not defined");
108 }
109
TEST(OrderedDictTest,UpdateInsertsAllItemsFromAnotherOrderedDict)110 TEST(OrderedDictTest, UpdateInsertsAllItemsFromAnotherOrderedDict) {
111 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
112 OrderedDict<int> dict2 = {{"c", 3}};
113 dict2.update(dict);
114 ASSERT_EQ(dict2.size(), 3);
115 ASSERT_NE(dict2.find("a"), nullptr);
116 ASSERT_NE(dict2.find("b"), nullptr);
117 ASSERT_NE(dict2.find("c"), nullptr);
118 }
119
TEST(OrderedDictTest,UpdateAlsoChecksForDuplicates)120 TEST(OrderedDictTest, UpdateAlsoChecksForDuplicates) {
121 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
122 OrderedDict<int> dict2 = {{"a", 1}};
123 ASSERT_THROWS_WITH(dict2.update(dict), "Key 'a' already defined");
124 }
125
TEST(OrderedDictTest,CanIterateItems)126 TEST(OrderedDictTest, CanIterateItems) {
127 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
128 auto iterator = dict.begin();
129 ASSERT_NE(iterator, dict.end());
130 ASSERT_EQ(iterator->key(), "a");
131 ASSERT_EQ(iterator->value(), 1);
132 ++iterator;
133 ASSERT_NE(iterator, dict.end());
134 ASSERT_EQ(iterator->key(), "b");
135 ASSERT_EQ(iterator->value(), 2);
136 ++iterator;
137 ASSERT_EQ(iterator, dict.end());
138 }
139
TEST(OrderedDictTest,EraseWorks)140 TEST(OrderedDictTest, EraseWorks) {
141 OrderedDict<int> dict = {{"a", 1}, {"b", 2}, {"c", 3}};
142 dict.erase("b");
143 ASSERT_FALSE(dict.contains("b"));
144 ASSERT_EQ(dict["a"], 1);
145 ASSERT_EQ(dict["c"], 3);
146 dict.erase("a");
147 ASSERT_FALSE(dict.contains("a"));
148 ASSERT_EQ(dict["c"], 3);
149 dict.erase("c");
150 ASSERT_FALSE(dict.contains("c"));
151 ASSERT_TRUE(dict.is_empty());
152 }
153
TEST(OrderedDictTest,ClearMakesTheDictEmpty)154 TEST(OrderedDictTest, ClearMakesTheDictEmpty) {
155 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
156 ASSERT_FALSE(dict.is_empty());
157 dict.clear();
158 ASSERT_TRUE(dict.is_empty());
159 }
160
TEST(OrderedDictTest,CanCopyConstruct)161 TEST(OrderedDictTest, CanCopyConstruct) {
162 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
163 OrderedDict<int> copy = dict;
164 ASSERT_EQ(copy.size(), 2);
165 ASSERT_EQ(*copy[0], 1);
166 ASSERT_EQ(*copy[1], 2);
167 }
168
TEST(OrderedDictTest,CanCopyAssign)169 TEST(OrderedDictTest, CanCopyAssign) {
170 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
171 OrderedDict<int> copy = {{"c", 1}};
172 ASSERT_NE(copy.find("c"), nullptr);
173 copy = dict;
174 ASSERT_EQ(copy.size(), 2);
175 ASSERT_EQ(*copy[0], 1);
176 ASSERT_EQ(*copy[1], 2);
177 ASSERT_EQ(copy.find("c"), nullptr);
178 }
179
TEST(OrderedDictTest,CanMoveConstruct)180 TEST(OrderedDictTest, CanMoveConstruct) {
181 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
182 OrderedDict<int> copy = std::move(dict);
183 ASSERT_EQ(copy.size(), 2);
184 ASSERT_EQ(*copy[0], 1);
185 ASSERT_EQ(*copy[1], 2);
186 }
187
TEST(OrderedDictTest,CanMoveAssign)188 TEST(OrderedDictTest, CanMoveAssign) {
189 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
190 OrderedDict<int> copy = {{"c", 1}};
191 ASSERT_NE(copy.find("c"), nullptr);
192 copy = std::move(dict);
193 ASSERT_EQ(copy.size(), 2);
194 ASSERT_EQ(*copy[0], 1);
195 ASSERT_EQ(*copy[1], 2);
196 ASSERT_EQ(copy.find("c"), nullptr);
197 }
198
TEST(OrderedDictTest,CanInsertWithBraces)199 TEST(OrderedDictTest, CanInsertWithBraces) {
200 OrderedDict<std::pair<int, int>> dict;
201 dict.insert("a", {1, 2});
202 ASSERT_FALSE(dict.is_empty());
203 ASSERT_EQ(dict["a"].first, 1);
204 ASSERT_EQ(dict["a"].second, 2);
205 }
206
TEST(OrderedDictTest,ErrorMessagesIncludeTheKeyDescription)207 TEST(OrderedDictTest, ErrorMessagesIncludeTheKeyDescription) {
208 OrderedDict<int> dict("Penguin");
209 ASSERT_EQ(dict.key_description(), "Penguin");
210 dict.insert("a", 1);
211 ASSERT_FALSE(dict.is_empty());
212 ASSERT_THROWS_WITH(dict["b"], "Penguin 'b' is not defined");
213 ASSERT_THROWS_WITH(dict.insert("a", 1), "Penguin 'a' already defined");
214 }
215
TEST(OrderedDictTest,KeysReturnsAllKeys)216 TEST(OrderedDictTest, KeysReturnsAllKeys) {
217 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
218 ASSERT_EQ(dict.keys(), std::vector<std::string>({"a", "b"}));
219 }
220
TEST(OrderedDictTest,ValuesReturnsAllValues)221 TEST(OrderedDictTest, ValuesReturnsAllValues) {
222 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
223 ASSERT_EQ(dict.values(), std::vector<int>({1, 2}));
224 }
225
TEST(OrderedDictTest,ItemsReturnsAllItems)226 TEST(OrderedDictTest, ItemsReturnsAllItems) {
227 OrderedDict<int> dict = {{"a", 1}, {"b", 2}};
228 std::vector<OrderedDict<int>::Item> items = dict.items();
229 ASSERT_EQ(items.size(), 2);
230 ASSERT_EQ(items[0].key(), "a");
231 ASSERT_EQ(items[0].value(), 1);
232 ASSERT_EQ(items[1].key(), "b");
233 ASSERT_EQ(items[1].value(), 2);
234 }
235