public void CanToggleForSetIterations()
{
//arrange
var fs = Substitute.For <IFileSystem>();
fs.Read("/sys/class/gpio/gpio123/direction").Returns("out");
fs.Read("/sys/class/gpio/gpio123/value").Returns("0");
var pinInterface = new LinuxPinInterface(123, fs);
//act
pinInterface.Toggle(TimeSpan.TicksPerMillisecond, 10);
//assert
fs.Received(20).Write("/sys/class/gpio/gpio123/value", Arg.Any <string>());
}
public void ToggleTurnsOffIfOn()
{
//arrange
var fs = Substitute.For <IFileSystem>();
fs.Read("/sys/class/gpio/gpio123/direction").Returns("out");
var pinInterface = new LinuxPinInterface(123, fs)
{
Power = PowerValue.On
};
//act
pinInterface.Toggle();
//assert
Assert.Equal(PowerValue.Off, pinInterface.Power);
}