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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#include "gtest/gtest.h"
#include "MediaSession.h"
using namespace mozilla;
using namespace mozilla::dom;
struct CurrentPlaybackPositionFixture {
double mDuration = 0.0;
double mPlaybackRate = 0.0;
double mLastReportedTime = 0.0;
TimeDuration mDelta;
double mExpectedPosition = -1;
};
class CurrentPlaybackPositionTest
: public testing::TestWithParam<CurrentPlaybackPositionFixture> {};
MOZ_RUNINIT static const std::initializer_list<CurrentPlaybackPositionFixture>
kFixtures = {
// position must be positive
{
10.0,
1.0,
0.0,
TimeDuration::FromSeconds(-1.0),
0.0,
},
// no time elapsed
{
10.0,
1.0,
0.0,
TimeDuration::FromSeconds(0.0),
0.0,
},
{
10.0,
1.0,
0.0,
TimeDuration::FromSeconds(3.0),
3.0,
},
{
10.0,
1.0,
0.0,
TimeDuration::FromSeconds(10.0),
10.0,
},
// position is clamped to the duration
{
10.0,
1.0,
0.0,
TimeDuration::FromSeconds(20.0),
10.0,
},
{
10.0,
1.0,
5.0,
TimeDuration::FromSeconds(-1.0),
4.0,
},
{
10.0,
1.0,
5.0,
TimeDuration::FromSeconds(-6.0),
0.0,
},
{
10.0,
1.0,
5.0,
TimeDuration::FromSeconds(6.0),
10.0,
},
// expected: 5s + 2 * 2s
{
10.0,
2.0,
5.0,
TimeDuration::FromSeconds(2.0),
9.0,
},
// expected: 5s + 0.5 * 2s
{
10.0,
0.5,
5.0,
TimeDuration::FromSeconds(2.0),
6.0,
},
{
5.0,
4.0,
10.0,
TimeDuration::FromSeconds(20.0),
5.0,
},
// empty media (0s)
{
0.0,
4.0,
5.0,
TimeDuration::FromSeconds(20.0),
0.0,
},
};
TEST_P(CurrentPlaybackPositionTest, Run) {
const auto& fixture = GetParam();
PositionState state(fixture.mDuration, fixture.mPlaybackRate,
fixture.mLastReportedTime, TimeStamp::Now());
ASSERT_DOUBLE_EQ(state.CurrentPlaybackPosition(state.mPositionUpdatedTime +
fixture.mDelta),
fixture.mExpectedPosition);
}
INSTANTIATE_TEST_SUITE_P(PositionState, CurrentPlaybackPositionTest,
testing::ValuesIn(kFixtures));