public void Parse_ValidArgs_Equality()
{
var size = VideoSize.Parse("1x2");
Assert.AreEqual(1, size.Width);
Assert.AreEqual(2, size.Height);
}
public void Parse_InvalidArgs_Exceptions()
{
// VideoSize(string).
Assert.Throws <ArgumentNullException>(() => VideoSize.Parse(null));
Assert.Throws <ArgumentNullException>(() => VideoSize.Parse(""));
Assert.Throws <FormatException>(() => VideoSize.Parse("x"));
Assert.Throws <FormatException>(() => VideoSize.Parse("xx"));
Assert.Throws <FormatException>(() => VideoSize.Parse("0x"));
Assert.Throws <FormatException>(() => VideoSize.Parse("x0"));
Assert.Throws <FormatException>(() => VideoSize.Parse("AxA"));
Assert.Throws <FormatException>(() => VideoSize.Parse("1920x1080x36"));
Assert.Throws <FormatException>(() => VideoSize.Parse("1231x-1231"));
Assert.Throws <FormatException>(() => VideoSize.Parse("-1231x1231"));
Assert.Throws <FormatException>(() => VideoSize.Parse("-1231x-1231"));
// VideoSize(int, int).
Assert.Throws <ArgumentOutOfRangeException>(() => new VideoSize(-1, 1));
Assert.Throws <ArgumentOutOfRangeException>(() => new VideoSize(1, -1));
}