public void CheckStringForDigitsTest_StringWithoutDigit_ReturnFalse()
{
DataValidation dataValidation = new DataValidation();
bool factResult;
string str = "ffffffsdjkuyyeklaa";
factResult = dataValidation.CheckStringForDigits(str);
Assert.IsFalse(factResult);
}
public void CheckStringForDigitsTest_StringWithDigit_ReturnTrue()
{
DataValidation dataValidation = new DataValidation();
bool factResult;
string str = "a12ssdfsdf7sdf";
factResult = dataValidation.CheckStringForDigits(str);
Assert.IsTrue(factResult);
}