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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      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 "chrome/common/metrics/metrics_util.h"
      6 #include "testing/gtest/include/gtest/gtest.h"
      7 
      8 namespace metrics {
      9 
     10 TEST(MetricsUtilTest, HashName) {
     11   // Checks that hashing is stable on all platforms.
     12   struct {
     13     const char* name;
     14     uint32 hash_value;
     15   } known_hashes[] = {
     16     {"a", 937752454u},
     17     {"1", 723085877u},
     18     {"Trial Name", 2713117220u},
     19     {"Group Name", 3201815843u},
     20     {"My Favorite Experiment", 3722155194u},
     21     {"My Awesome Group Name", 4109503236u},
     22     {"abcdefghijklmonpqrstuvwxyz", 787728696u},
     23     {"0123456789ABCDEF", 348858318U}
     24   };
     25 
     26   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(known_hashes); ++i)
     27     EXPECT_EQ(known_hashes[i].hash_value, HashName(known_hashes[i].name));
     28 }
     29 
     30 }  // namespace metrics
     31