public void ConstructorShouldSetTitle()
        {
            // arrange
            var expected = "test";

            // act
            var interaction = new PrintInteraction( expected );
            var actual = interaction.Title;

            // assert
            Assert.Equal( expected, actual );
        }
        public void PrintPreviewShouldWriteExpectedValue()
        {
            // arrange
            var expected = true;
            var interaction = new PrintInteraction();

            // act
            Assert.PropertyChanged( interaction, "PrintPreview", () => interaction.PrintPreview = expected );
            var actual = interaction.PrintPreview;

            // assert
            Assert.Equal( expected, actual );
        }