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 "base/strings/string_piece.h"
10 #include "testing/gtest/include/gtest/gtest.h"
11
12 namespace base {
13 namespace legacy {
14
TEST(LegacyHashTest,CityHashV103)15 TEST(LegacyHashTest, CityHashV103) {
16 constexpr struct {
17 StringPiece input;
18 uint64_t output;
19 uint64_t output_with_seed;
20 } kTestCases[] = {
21 {"", 11160318154034397263ull, 14404538258149959151ull},
22 {"0123456789", 12631666426400459317ull, 12757304017804637665ull},
23 {"hello world", 12386028635079221413ull, 4144044770257928618ull},
24 };
25 for (const auto& test_case : kTestCases) {
26 SCOPED_TRACE(test_case.input);
27 auto bytes = as_bytes(make_span(test_case.input));
28 EXPECT_EQ(test_case.output, CityHash64(bytes));
29 }
30 for (const auto& test_case : kTestCases) {
31 SCOPED_TRACE(test_case.input);
32 auto bytes = as_bytes(make_span(test_case.input));
33 EXPECT_EQ(test_case.output_with_seed, CityHash64WithSeed(bytes, 112358));
34 }
35 }
36
37 } // namespace legacy
38 } // namespace base
39