public void ShouldReturnCharacter_WhenGivenNullFormat()
{
// Arrange
var codepoint = new CodePoint('A');
// Act
string result = codepoint.ToString((string)null);
// Assert
Assert.Equal("A", result);
}
public void ShouldReturnFormattedInteger_WhenGivenAnotherFormat()
{
// Arrange
var codepoint = new CodePoint('A');
// Act
string result = codepoint.ToString("X4");
// Assert
Assert.Equal("0041", result);
}
public void ShouldReturnCharacter_WhenGivenNoArguments()
{
// Arrange
var codepoint = new CodePoint('A');
// Act
string result = codepoint.ToString();
// Assert
Assert.Equal("A", result);
}
