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Issue 596103002: Fix more disabled MSVC warnings, base/ edition. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Review comment Created 6 years, 2 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include <windows.h> 5 #include <windows.h>
6 #include <mmsystem.h> 6 #include <mmsystem.h>
7 #include <process.h> 7 #include <process.h>
8 8
9 #include "base/threading/platform_thread.h" 9 #include "base/threading/platform_thread.h"
10 #include "base/time/time.h" 10 #include "base/time/time.h"
(...skipping 103 matching lines...) Expand 10 before | Expand all | Expand 10 after
114 TEST(TimeTicks, SubMillisecondTimers) { 114 TEST(TimeTicks, SubMillisecondTimers) {
115 // HighResNow doesn't work on some systems. Since the product still works 115 // HighResNow doesn't work on some systems. Since the product still works
116 // even if it doesn't work, it makes this entire test questionable. 116 // even if it doesn't work, it makes this entire test questionable.
117 if (!TimeTicks::IsHighResClockWorking()) 117 if (!TimeTicks::IsHighResClockWorking())
118 return; 118 return;
119 119
120 const int kRetries = 1000; 120 const int kRetries = 1000;
121 bool saw_submillisecond_timer = false; 121 bool saw_submillisecond_timer = false;
122 122
123 // Run kRetries attempts to see a sub-millisecond timer. 123 // Run kRetries attempts to see a sub-millisecond timer.
124 for (int index = 0; index < 1000; index++) { 124 for (int index = 0; index < kRetries; index++) {
125 TimeTicks last_time = TimeTicks::HighResNow(); 125 TimeTicks last_time = TimeTicks::HighResNow();
126 TimeDelta delta; 126 TimeDelta delta;
127 // Spin until the clock has detected a change. 127 // Spin until the clock has detected a change.
128 do { 128 do {
129 delta = TimeTicks::HighResNow() - last_time; 129 delta = TimeTicks::HighResNow() - last_time;
130 } while (delta.InMicroseconds() == 0); 130 } while (delta.InMicroseconds() == 0);
131 if (delta.InMicroseconds() < 1000) { 131 if (delta.InMicroseconds() < 1000) {
132 saw_submillisecond_timer = true; 132 saw_submillisecond_timer = true;
133 break; 133 break;
134 } 134 }
(...skipping 28 matching lines...) Expand all
163 EXPECT_EQ(TRUE, rv); 163 EXPECT_EQ(TRUE, rv);
164 EXPECT_GT(frequency.QuadPart, 1000000); // Expect at least 1MHz 164 EXPECT_GT(frequency.QuadPart, 1000000); // Expect at least 1MHz
165 printf("QueryPerformanceFrequency is %5.2fMHz\n", 165 printf("QueryPerformanceFrequency is %5.2fMHz\n",
166 frequency.QuadPart / 1000000.0); 166 frequency.QuadPart / 1000000.0);
167 } 167 }
168 168
169 TEST(TimeTicks, TimerPerformance) { 169 TEST(TimeTicks, TimerPerformance) {
170 // Verify that various timer mechanisms can always complete quickly. 170 // Verify that various timer mechanisms can always complete quickly.
171 // Note: This is a somewhat arbitrary test. 171 // Note: This is a somewhat arbitrary test.
172 const int kLoops = 10000; 172 const int kLoops = 10000;
173 // Due to the fact that these run on bbots, which are horribly slow,
174 // we can't really make any guarantees about minimum runtime.
175 // Really, we want these to finish in ~10ms, and that is generous.
176 const int kMaxTime = 35; // Maximum acceptible milliseconds for test.
177 173
178 typedef TimeTicks (*TestFunc)(); 174 typedef TimeTicks (*TestFunc)();
179 struct TestCase { 175 struct TestCase {
180 TestFunc func; 176 TestFunc func;
181 const char *description; 177 const char *description;
182 }; 178 };
183 // Cheating a bit here: assumes sizeof(TimeTicks) == sizeof(Time) 179 // Cheating a bit here: assumes sizeof(TimeTicks) == sizeof(Time)
184 // in order to create a single test case list. 180 // in order to create a single test case list.
185 COMPILE_ASSERT(sizeof(TimeTicks) == sizeof(Time), 181 COMPILE_ASSERT(sizeof(TimeTicks) == sizeof(Time),
186 test_only_works_with_same_sizes); 182 test_only_works_with_same_sizes);
187 TestCase cases[] = { 183 TestCase cases[] = {
188 { reinterpret_cast<TestFunc>(Time::Now), "Time::Now" }, 184 { reinterpret_cast<TestFunc>(Time::Now), "Time::Now" },
189 { TimeTicks::Now, "TimeTicks::Now" }, 185 { TimeTicks::Now, "TimeTicks::Now" },
190 { TimeTicks::HighResNow, "TimeTicks::HighResNow" }, 186 { TimeTicks::HighResNow, "TimeTicks::HighResNow" },
191 { NULL, "" } 187 { NULL, "" }
192 }; 188 };
193 189
194 int test_case = 0; 190 int test_case = 0;
195 while (cases[test_case].func) { 191 while (cases[test_case].func) {
196 TimeTicks start = TimeTicks::HighResNow(); 192 TimeTicks start = TimeTicks::HighResNow();
197 for (int index = 0; index < kLoops; index++) 193 for (int index = 0; index < kLoops; index++)
198 cases[test_case].func(); 194 cases[test_case].func();
199 TimeTicks stop = TimeTicks::HighResNow(); 195 TimeTicks stop = TimeTicks::HighResNow();
200 // Turning off the check for acceptible delays. Without this check, 196 // Turning off the check for acceptible delays. Without this check,
201 // the test really doesn't do much other than measure. But the 197 // the test really doesn't do much other than measure. But the
202 // measurements are still useful for testing timers on various platforms. 198 // measurements are still useful for testing timers on various platforms.
203 // The reason to remove the check is because the tests run on many 199 // The reason to remove the check is because the tests run on many
204 // buildbots, some of which are VMs. These machines can run horribly 200 // buildbots, some of which are VMs. These machines can run horribly
205 // slow, and there is really no value for checking against a max timer. 201 // slow, and there is really no value for checking against a max timer.
202 //const int kMaxTime = 35; // Maximum acceptible milliseconds for test.
206 //EXPECT_LT((stop - start).InMilliseconds(), kMaxTime); 203 //EXPECT_LT((stop - start).InMilliseconds(), kMaxTime);
207 printf("%s: %1.2fus per call\n", cases[test_case].description, 204 printf("%s: %1.2fus per call\n", cases[test_case].description,
208 (stop - start).InMillisecondsF() * 1000 / kLoops); 205 (stop - start).InMillisecondsF() * 1000 / kLoops);
209 test_case++; 206 test_case++;
210 } 207 }
211 } 208 }
212 209
213 // http://crbug.com/396384 210 // http://crbug.com/396384
214 TEST(TimeTicks, DISABLED_Drift) { 211 TEST(TimeTicks, DISABLED_Drift) {
215 // If QPC is disabled, this isn't measuring anything. 212 // If QPC is disabled, this isn't measuring anything.
(...skipping 48 matching lines...) Expand 10 before | Expand all | Expand 10 after
264 EXPECT_EQ(expected_value, 261 EXPECT_EQ(expected_value,
265 TimeTicks::FromQPCValue(qpc_value + 1)); 262 TimeTicks::FromQPCValue(qpc_value + 1));
266 expected_value = TimeTicks::FromInternalValue( 263 expected_value = TimeTicks::FromInternalValue(
267 QPCValueToMicrosecondsSafely(qpc_value, ticks_per_second)); 264 QPCValueToMicrosecondsSafely(qpc_value, ticks_per_second));
268 EXPECT_EQ(expected_value, 265 EXPECT_EQ(expected_value,
269 TimeTicks::FromQPCValue(qpc_value)); 266 TimeTicks::FromQPCValue(qpc_value));
270 expected_value = TimeTicks::FromInternalValue( 267 expected_value = TimeTicks::FromInternalValue(
271 QPCValueToMicrosecondsSafely(qpc_value - 1, ticks_per_second)); 268 QPCValueToMicrosecondsSafely(qpc_value - 1, ticks_per_second));
272 EXPECT_EQ(expected_value, 269 EXPECT_EQ(expected_value,
273 TimeTicks::FromQPCValue(qpc_value - 1)); 270 TimeTicks::FromQPCValue(qpc_value - 1));
274 } 271 }
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