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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/metrics/metrics_service.h"
#include <string>
#include "testing/gtest/include/gtest/gtest.h"
#if defined(OS_POSIX) && defined(LINUX2)
TEST(MetricsServiceTest, ClientIdGeneratesAllZeroes) {
uint64 bytes[] = { 0, 0 };
std::string clientid = MetricsService::RandomBytesToGUIDString(bytes);
EXPECT_EQ("00000000-0000-0000-0000-000000000000", clientid);
}
TEST(MetricsServiceTest, ClientIdGeneratesCorrectly) {
uint64 bytes[] = { 0x0123456789ABCDEFULL, 0xFEDCBA9876543210ULL };
std::string clientid = MetricsService::RandomBytesToGUIDString(bytes);
EXPECT_EQ("01234567-89AB-CDEF-FEDC-BA9876543210", clientid);
}
TEST(MetricsServiceTest, ClientIdCorrectlyFormatted) {
std::string clientid = MetricsService::GenerateClientID();
EXPECT_EQ(36U, clientid.length());
std::string hexchars = "0123456789ABCDEF";
for (uint32 i = 0; i < clientid.length(); i++) {
char current = clientid.at(i);
if (i == 8 || i == 13 || i == 18 || i == 23) {
EXPECT_EQ('-', current);
} else {
EXPECT_TRUE(std::string::npos != hexchars.find(current));
}
}
}
#endif
#if defined(OS_CHROMEOS)
TEST(MetricsServiceTest, GetHardwareClass) {
// The assumption is that unit tests run on the build host rather
// than on the Chrome OS device so the hardware_class tool is not
// available.
std::string hardware_class = MetricsService::GetHardwareClass();
EXPECT_EQ("unknown", hardware_class);
}
#endif // OS_CHROMEOS
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