public void ToString_MultipleNotes_ReturnsStringWithSeparators_Test()
        {
            // Arrange
            var sut = new MidiInputTrigger(new [] { Pitch.C0, Pitch.CSharp0 });

            // Act
            var triggerString = sut.ToString();

            // Assert
            Assert.AreEqual("C0,C#0", triggerString);
        }
        public void ToString_SingleNote_ReturnsStringWithoutSeparators_Test()
        {
            // Arrange
            var sut = new MidiInputTrigger(Pitch.A0);

            // Act
            var triggerString = sut.ToString();

            // Assert
            Assert.AreEqual("A0", triggerString);
        }
 private void RefreshMidiInputText()
 {
     txtInputTrigger.Text = inputTrigger != null?inputTrigger.ToString() : string.Empty;
 }