webrtc/talk/base/ratelimiter_unittest.cc

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/*
* libjingle
* Copyright 2012, Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "talk/base/gunit.h"
#include "talk/base/ratelimiter.h"
namespace talk_base {
TEST(RateLimiterTest, TestCanUse) {
// Diet: Can eat 2,000 calories per day.
RateLimiter limiter = RateLimiter(2000, 1.0);
double monday = 1.0;
double tuesday = 2.0;
double thursday = 4.0;
EXPECT_TRUE(limiter.CanUse(0, monday));
EXPECT_TRUE(limiter.CanUse(1000, monday));
EXPECT_TRUE(limiter.CanUse(1999, monday));
EXPECT_TRUE(limiter.CanUse(2000, monday));
EXPECT_FALSE(limiter.CanUse(2001, monday));
limiter.Use(1000, monday);
EXPECT_TRUE(limiter.CanUse(0, monday));
EXPECT_TRUE(limiter.CanUse(999, monday));
EXPECT_TRUE(limiter.CanUse(1000, monday));
EXPECT_FALSE(limiter.CanUse(1001, monday));
limiter.Use(1000, monday);
EXPECT_TRUE(limiter.CanUse(0, monday));
EXPECT_FALSE(limiter.CanUse(1, monday));
EXPECT_TRUE(limiter.CanUse(0, tuesday));
EXPECT_TRUE(limiter.CanUse(1, tuesday));
EXPECT_TRUE(limiter.CanUse(1999, tuesday));
EXPECT_TRUE(limiter.CanUse(2000, tuesday));
EXPECT_FALSE(limiter.CanUse(2001, tuesday));
limiter.Use(1000, tuesday);
EXPECT_TRUE(limiter.CanUse(1000, tuesday));
EXPECT_FALSE(limiter.CanUse(1001, tuesday));
limiter.Use(1000, thursday);
EXPECT_TRUE(limiter.CanUse(1000, tuesday));
EXPECT_FALSE(limiter.CanUse(1001, tuesday));
}
} // namespace talk_base