169 lines
8.7 KiB
C
169 lines
8.7 KiB
C
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/*
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* Copyright 2004 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef RTC_BASE_GUNIT_H_
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#define RTC_BASE_GUNIT_H_
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#include "rtc_base/fake_clock.h"
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#include "rtc_base/logging.h"
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#include "rtc_base/thread.h"
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#include "test/gtest.h"
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// Wait until "ex" is true, or "timeout" expires.
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#define WAIT(ex, timeout) \
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for (int64_t start = rtc::SystemTimeMillis(); \
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!(ex) && rtc::SystemTimeMillis() < start + (timeout);) { \
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rtc::Thread::Current()->ProcessMessages(0); \
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rtc::Thread::Current()->SleepMs(1); \
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}
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// This returns the result of the test in res, so that we don't re-evaluate
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// the expression in the XXXX_WAIT macros below, since that causes problems
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// when the expression is only true the first time you check it.
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#define WAIT_(ex, timeout, res) \
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do { \
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int64_t start = rtc::SystemTimeMillis(); \
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res = (ex); \
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while (!res && rtc::SystemTimeMillis() < start + (timeout)) { \
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rtc::Thread::Current()->ProcessMessages(0); \
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rtc::Thread::Current()->SleepMs(1); \
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res = (ex); \
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} \
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} while (0)
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// The typical EXPECT_XXXX and ASSERT_XXXXs, but done until true or a timeout.
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// One can add failure message by appending "<< msg".
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#define EXPECT_TRUE_WAIT(ex, timeout) \
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GTEST_AMBIGUOUS_ELSE_BLOCKER_ \
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if (bool res = true) { \
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WAIT_(ex, timeout, res); \
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if (!res) \
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goto GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__); \
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} else \
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GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__) : EXPECT_TRUE(ex)
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#define EXPECT_EQ_WAIT(v1, v2, timeout) \
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GTEST_AMBIGUOUS_ELSE_BLOCKER_ \
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if (bool res = true) { \
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WAIT_(v1 == v2, timeout, res); \
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if (!res) \
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goto GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__); \
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} else \
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GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__) : EXPECT_EQ(v1, v2)
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#define ASSERT_TRUE_WAIT(ex, timeout) \
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GTEST_AMBIGUOUS_ELSE_BLOCKER_ \
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if (bool res = true) { \
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WAIT_(ex, timeout, res); \
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if (!res) \
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goto GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__); \
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} else \
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GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__) : ASSERT_TRUE(ex)
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#define ASSERT_EQ_WAIT(v1, v2, timeout) \
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GTEST_AMBIGUOUS_ELSE_BLOCKER_ \
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if (bool res = true) { \
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WAIT_(v1 == v2, timeout, res); \
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if (!res) \
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goto GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__); \
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} else \
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GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__) : ASSERT_EQ(v1, v2)
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// Version with a "soft" timeout and a margin. This logs if the timeout is
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// exceeded, but it only fails if the expression still isn't true after the
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// margin time passes.
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#define EXPECT_TRUE_WAIT_MARGIN(ex, timeout, margin) \
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GTEST_AMBIGUOUS_ELSE_BLOCKER_ \
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if (bool res = true) { \
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WAIT_(ex, timeout, res); \
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if (res) \
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break; \
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RTC_LOG(LS_WARNING) << "Expression " << #ex << " still not true after " \
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<< (timeout) << "ms; waiting an additional " << margin \
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<< "ms"; \
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WAIT_(ex, margin, res); \
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if (!res) \
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goto GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__); \
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} else \
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GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__) : EXPECT_TRUE(ex)
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// Wait until "ex" is true, or "timeout" expires, using fake clock where
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// messages are processed every millisecond.
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// TODO(pthatcher): Allow tests to control how many milliseconds to advance.
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#define SIMULATED_WAIT(ex, timeout, clock) \
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for (int64_t start = rtc::TimeMillis(); \
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!(ex) && rtc::TimeMillis() < start + (timeout);) { \
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(clock).AdvanceTime(webrtc::TimeDelta::Millis(1)); \
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}
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// This returns the result of the test in res, so that we don't re-evaluate
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// the expression in the XXXX_WAIT macros below, since that causes problems
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// when the expression is only true the first time you check it.
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#define SIMULATED_WAIT_(ex, timeout, res, clock) \
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do { \
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int64_t start = rtc::TimeMillis(); \
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res = (ex); \
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while (!res && rtc::TimeMillis() < start + (timeout)) { \
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(clock).AdvanceTime(webrtc::TimeDelta::Millis(1)); \
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res = (ex); \
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} \
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} while (0)
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// The typical EXPECT_XXXX, but done until true or a timeout with a fake clock.
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#define EXPECT_TRUE_SIMULATED_WAIT(ex, timeout, clock) \
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do { \
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bool res; \
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SIMULATED_WAIT_(ex, timeout, res, clock); \
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if (!res) { \
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EXPECT_TRUE(ex); \
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} \
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} while (0)
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#define EXPECT_EQ_SIMULATED_WAIT(v1, v2, timeout, clock) \
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GTEST_AMBIGUOUS_ELSE_BLOCKER_ \
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if (bool res = true) { \
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SIMULATED_WAIT_(v1 == v2, timeout, res, clock); \
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if (!res) \
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goto GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__); \
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} else \
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GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__) : EXPECT_EQ(v1, v2)
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#define ASSERT_TRUE_SIMULATED_WAIT(ex, timeout, clock) \
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GTEST_AMBIGUOUS_ELSE_BLOCKER_ \
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if (bool res = true) { \
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SIMULATED_WAIT_(ex, timeout, res, clock); \
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if (!res) \
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goto GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__); \
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} else \
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GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__) : ASSERT_TRUE(ex)
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#define ASSERT_EQ_SIMULATED_WAIT(v1, v2, timeout, clock) \
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GTEST_AMBIGUOUS_ELSE_BLOCKER_ \
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if (bool res = true) { \
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SIMULATED_WAIT_(v1 == v2, timeout, res, clock); \
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if (!res) \
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goto GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__); \
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} else \
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GTEST_CONCAT_TOKEN_(gunit_label_, __LINE__) : ASSERT_EQ(v1, v2)
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// Usage: EXPECT_PRED_FORMAT2(AssertStartsWith, text, "prefix");
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testing::AssertionResult AssertStartsWith(const char* text_expr,
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const char* prefix_expr,
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absl::string_view text,
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absl::string_view prefix);
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// Usage: EXPECT_PRED_FORMAT2(AssertStringContains, str, "substring");
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testing::AssertionResult AssertStringContains(const char* str_expr,
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const char* substr_expr,
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const std::string& str,
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const std::string& substr);
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#endif // RTC_BASE_GUNIT_H_
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