public void TryParseIntegerInterval_FailureResult_WhenInputStringIsNoValidInterval(string input) { var inputStream = GetStringStreamFor(input); var parser = new PrimitiveParser(_alphabet); var result = parser.TryParseIntegerInterval(inputStream); Assert.IsFalse(result.IsSuccess); inputStream.Received(0).Pop(); }
public void TryParseIntegerInterval_SuccessResult_WhenInputStringIsValidInterval(string input, int?expectedLower, int?expectedUpper, int expectedPopCalls) { var inputStream = GetStringStreamFor(input); var parser = new PrimitiveParser(_alphabet); var result = parser.TryParseIntegerInterval(inputStream); Assert.IsTrue(result.IsSuccess); Assert.AreEqual(expectedLower, result.Value.Start); Assert.AreEqual(expectedUpper, result.Value.End); inputStream.Received(expectedPopCalls).Pop(); }
public void TryParseIntegerInterval_ThrowsArgumentNullException_WhenStreamIsNll() { var parser = new PrimitiveParser(_alphabet); Assert.Throws <ArgumentNullException>(() => parser.TryParseIntegerInterval(null)); }