public void productname_cannot_be_empty()
{
Exception ex = Assert.Throws <ArgumentOutOfRangeException>(() => ProductName.FromString(""));
Assert.Equal("value\r\nParameter name: You must specify the name.", ex.Message);
}
public void productname_cannot_contain_more_than_48chars()
{
Exception ex = Assert.Throws <ArgumentOutOfRangeException>(() => ProductName.FromString("iPhone 11 pro is the costliest phone in the market ..."));
Assert.Equal("value\r\nParameter name: Name cannot be longer that 48 characters.", ex.Message);
}
