public void TestGetPixelRectangle() { // arrange var @event = new SpectralEvent() { EventEndSeconds = 9, EventStartSeconds = 1, HighFrequencyHertz = 900, LowFrequencyHertz = 100, }; var converters = new UnitConverters(0, 10, 1000, 100, 100); // act var rect = converters.GetPixelRectangle(@event); // assert Assert.AreEqual(10, rect.Left); Assert.AreEqual(10, rect.Top); Assert.AreEqual(80, rect.Width); Assert.AreEqual(80, rect.Height); }