public void ConvertPascalCaseToSnakeCaseTheory(string str, String expectedResult)
{
String result = CaseConversionHelper.ConvertPascalCaseToSnakeCase(str);
Assert.Equal(expectedResult, result);
}
public IActionResult Get(string str)
{
string output = CaseConversionHelper.ConvertPascalCaseToSnakeCase(str);
return(Ok(output));
}