public void Empty_String_Should_Return_Empty_String()
{
// Arrange
var solution = new ToLowerCaseSolution();
//act
var result = solution.ToLowerCase(string.Empty);
//Assert
Assert.Equal(string.Empty, result);
}
public void Only_First_Character_Is_Capital_Should_Return_All_LowerCase()
{
// Arrange
var solution = new ToLowerCaseSolution();
//act
var result = solution.ToLowerCase("Hello");
//Assert
Assert.Equal("hello", result);
}
public void All_Characters_Is_LowerCase_Should_Return_All_LowerCase()
{
// Arrange
var solution = new ToLowerCaseSolution();
//act
var result = solution.ToLowerCase("hello");
//Assert
Assert.Equal("hello", result);
}