public async Task Kick()
{
var interval = TimeSpan.FromSeconds(1);
var stopwatch = Stopwatch.StartNew();
var watchdog = new WatchdogTimer(() => stopwatch.Stop())
{
Interval = interval
};
const int count = 4;
const int delay = 500;
for (var i = 0; i < count; i++)
{
watchdog.Kick(); // kick start.
await Task.Delay(delay);
}
Assert.True(watchdog.IsEnabled);
// ReSharper disable once ArrangeRedundantParentheses
Assert.True(stopwatch.ElapsedMilliseconds <= (count * delay) + 200);
// ReSharper disable once ArrangeRedundantParentheses
Assert.True(stopwatch.ElapsedMilliseconds >= (count * delay) - 200);
}
public async Task Timeout()
{
var interval = TimeSpan.FromMilliseconds(500);
var stopwatch = Stopwatch.StartNew();
// ReSharper disable once UnusedVariable
var watchdog = new WatchdogTimer(() => stopwatch.Stop())
{
Interval = interval
};
watchdog.Kick(); // kick start.
await Task.Delay(1000);
Assert.True(stopwatch.ElapsedMilliseconds <= interval.TotalMilliseconds + 200);
Assert.True(stopwatch.ElapsedMilliseconds >= interval.TotalMilliseconds - 200);
}