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Kaleidoscope/tests/issues/1107/QueueLeaker/test/testcase.cpp

60 lines
1.6 KiB

/* -*- mode: c++ -*-
* Copyright (C) 2022 Keyboard.io, Inc.
*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "testing/setup-googletest.h"
SETUP_GOOGLETEST();
namespace kaleidoscope {
namespace testing {
namespace {
constexpr uint32_t t_0{0};
constexpr uint32_t t_1{1};
constexpr uint32_t t_10{10};
using ::testing::IsEmpty;
class KeyAddrEventQueueLeak : public VirtualDeviceTest {
public:
void assertTimeElapses(uint32_t interval) {
// Record time at start
uint32_t start = Kaleidoscope.millisAtCycleStart();
// Run cycles until the given amount of time has elapsed
sim_.RunForMillis(interval);
// Record time at end
uint32_t end = Kaleidoscope.millisAtCycleStart();
ASSERT_EQ((end - start), interval);
}
};
TEST_F(KeyAddrEventQueueLeak, TimeIsConsistent) {
// Basic test every cycle
for (int i = 0; i < 10; ++i)
assertTimeElapses(1);
// Guarantee underflow in case of signed integer length
for (int i = 0; i < 50; ++i)
assertTimeElapses(10);
}
} // namespace
} // namespace testing
} // namespace kaleidoscope