1 // Copyright 2019 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "base/hash/legacy_hash.h"
6
7 #include <stdint.h>
8
9 #include <string_view>
10
11 #include "testing/gtest/include/gtest/gtest.h"
12
13 namespace base {
14 namespace legacy {
15
TEST(LegacyHashTest,CityHashV103)16 TEST(LegacyHashTest, CityHashV103) {
17 constexpr struct {
18 std::string_view input;
19 uint64_t output;
20 uint64_t output_with_seed;
21 } kTestCases[] = {
22 {"", 11160318154034397263ull, 14404538258149959151ull},
23 {"0123456789", 12631666426400459317ull, 12757304017804637665ull},
24 {"hello world", 12386028635079221413ull, 4144044770257928618ull},
25 };
26 for (const auto& test_case : kTestCases) {
27 SCOPED_TRACE(test_case.input);
28 auto bytes = as_bytes(make_span(test_case.input));
29 EXPECT_EQ(test_case.output, CityHash64(bytes));
30 }
31 for (const auto& test_case : kTestCases) {
32 SCOPED_TRACE(test_case.input);
33 auto bytes = as_bytes(make_span(test_case.input));
34 EXPECT_EQ(test_case.output_with_seed, CityHash64WithSeed(bytes, 112358));
35 }
36 }
37
38 } // namespace legacy
39 } // namespace base
40