private static IDisposable Start()
{
var clock = new MockGlobalClock();
var services = TestServices.RealStyler.With(globalClock: clock);
return(UnitTestApplication.Start(services));
}
public void Check_Transitions_Interpolation_Positive_Bounds_Clamp()
{
var clock = new MockGlobalClock();
using (UnitTestApplication.Start(new TestServices(globalClock: clock)))
{
var border = new Border
{
Transitions =
{
new DoubleTransition
{
Duration = TimeSpan.FromSeconds(1),
Property = Border.OpacityProperty,
}
}
};
border.Opacity = 0;
clock.Pulse(TimeSpan.FromSeconds(0));
clock.Pulse(TimeSpan.FromMilliseconds(1001));
Assert.Equal(0, border.Opacity);
}
}
public void TransitionInstance_With_Zero_Duration_Is_Completed_On_First_Tick()
{
var clock = new MockGlobalClock();
using (UnitTestApplication.Start(new TestServices(globalClock: clock)))
{
int i = 0;
var inst = new TransitionInstance(clock, TimeSpan.Zero).Subscribe(nextValue =>
{
switch (i++)
{
case 0: Assert.Equal(0, nextValue); break;
case 1: Assert.Equal(1d, nextValue); break;
}
});
clock.Pulse(TimeSpan.FromMilliseconds(10));
}
}
public void Transition_On_StyledProperty_Is_Freed()
{
var clock = new MockGlobalClock();
using (UnitTestApplication.Start(new TestServices(globalClock: clock)))
{
Func <Border> run = () =>
{
var border = new Border
{
Transitions =
{
new DoubleTransition
{
Duration = TimeSpan.FromSeconds(1),
Property = Border.OpacityProperty,
}
}
};
border.Opacity = 0;
clock.Pulse(TimeSpan.FromSeconds(0));
clock.Pulse(TimeSpan.FromSeconds(0.5));
Assert.Equal(0.5, border.Opacity);
clock.Pulse(TimeSpan.FromSeconds(1));
Assert.Equal(0, border.Opacity);
return(border);
};
var result = run();
dotMemory.Check(memory =>
Assert.Equal(0, memory.GetObjects(where => where.Type.Is <TransitionInstance>()).ObjectsCount));
}
}
