1 #include "human_sort.hpp"
2
3 #include <set>
4 #include <string>
5
6 #include <gmock/gmock.h> // IWYU pragma: keep
7 #include <gtest/gtest.h> // IWYU pragma: keep
8
9 // IWYU pragma: no_include <gtest/gtest-message.h>
10 // IWYU pragma: no_include <gtest/gtest-test-part.h>
11 // IWYU pragma: no_include "gtest/gtest_pred_impl.h"
12 // IWYU pragma: no_include <gmock/gmock-matchers.h>
13
14 namespace
15 {
16
17 using ::testing::ElementsAreArray;
18
TEST(AlphaNum,NumberTests)19 TEST(AlphaNum, NumberTests)
20 {
21 // testcases for the algorithm
22 EXPECT_EQ(alphanumComp("", ""), 0);
23 EXPECT_LT(alphanumComp("", "a"), 0);
24 EXPECT_GT(alphanumComp("a", ""), 0);
25 EXPECT_EQ(alphanumComp("a", "a"), 0);
26 EXPECT_LT(alphanumComp("", "9"), 0);
27 EXPECT_GT(alphanumComp("9", ""), 0);
28 EXPECT_EQ(alphanumComp("1", "1"), 0);
29 EXPECT_LT(alphanumComp("1", "2"), 0);
30 EXPECT_GT(alphanumComp("3", "2"), 0);
31 EXPECT_EQ(alphanumComp("a1", "a1"), 0);
32 EXPECT_LT(alphanumComp("a1", "a2"), 0);
33 EXPECT_GT(alphanumComp("a2", "a1"), 0);
34 EXPECT_LT(alphanumComp("a1a2", "a1a3"), 0);
35 EXPECT_GT(alphanumComp("a1a2", "a1a0"), 0);
36 EXPECT_GT(alphanumComp("134", "122"), 0);
37 EXPECT_EQ(alphanumComp("12a3", "12a3"), 0);
38 EXPECT_GT(alphanumComp("12a1", "12a0"), 0);
39 EXPECT_LT(alphanumComp("12a1", "12a2"), 0);
40 EXPECT_LT(alphanumComp("a", "aa"), 0);
41 EXPECT_GT(alphanumComp("aaa", "aa"), 0);
42 EXPECT_EQ(alphanumComp("Alpha 2", "Alpha 2"), 0);
43 EXPECT_LT(alphanumComp("Alpha 2", "Alpha 2A"), 0);
44 EXPECT_GT(alphanumComp("Alpha 2 B", "Alpha 2"), 0);
45
46 std::string str("Alpha 2");
47 EXPECT_EQ(alphanumComp(str, "Alpha 2"), 0);
48 EXPECT_LT(alphanumComp(str, "Alpha 2A"), 0);
49 EXPECT_GT(alphanumComp("Alpha 2 B", str), 0);
50 }
51
TEST(AlphaNum,LessTest)52 TEST(AlphaNum, LessTest)
53 {
54 std::set<std::string, AlphanumLess<std::string>> sorted{"Alpha 10",
55 "Alpha 2"};
56 EXPECT_THAT(sorted, ElementsAreArray({"Alpha 2", "Alpha 10"}));
57 }
58 } // namespace
59