public void Begin_10_CallsDrawShape10Times()
{
//arrange
var mockShapeDrawer = new Mock <IShapeDrawer>();
mockShapeDrawer.Setup(s => s.DrawShape(It.IsAny <int>())).Verifiable();
var growingShapeGenerator = new GrowingShapeGenerator(mockShapeDrawer.Object);
//act
growingShapeGenerator.Begin(10);
//assert
mockShapeDrawer.Verify(s => s.DrawShape(It.IsAny <int>()), Times.Exactly(10));
}
public void Begin_10_Takes10Seconds()
{
//arrange
var mockShapeDrawer = new Mock <IShapeDrawer>();
var growingShapeGenerator = new GrowingShapeGenerator(mockShapeDrawer.Object);
//act
var watch = Stopwatch.StartNew();
growingShapeGenerator.Begin(10);
watch.Stop();
var elapsedMs = watch.ElapsedMilliseconds;
//assert
Assert.IsTrue(elapsedMs > 10000);
Assert.IsTrue(elapsedMs < 110000);
}
