public void When_user_inputs_zero()
{
var number = "0";
var converter = new RomanConverter();
var error = new System.Exception("Number cannot be zero.");
Assert.Throws(typeof(System.Exception), () => converter.ConvertToRomanNumeral(number));
}
public void GetNumeralValue_GivenNumeralAsChar_ReturnsValueAsInt(char numeral, int expected)
{
RomanConverter converter = new RomanConverter();
int actual = converter.GetNumeralValue(numeral);
Assert.Equal(expected, actual);
}
public void InputNumberInString()
{
//arrange
string str = RomanConverter.input = "1234";
//assert
Assert.ThrowsException <ArgumentException>(() => RomanConverter.CheckInputString(str));
}
public void Convert_WhenGiven0_ReturnsEmptyString(int input, string expected)
{
RomanConverter converter = new RomanConverter();
string actual = converter.Convert(input);
Assert.Equal(expected, actual);
}
public void CountNumeral_GivenNumeralAndRemainingValue_ReturnsNumeralCount(char numeral, int remainingValue, int expected)
{
RomanConverter converter = new RomanConverter();
int actual = converter.CountNumeral(numeral, remainingValue);
Assert.Equal(expected, actual);
}
public void InputSymbolsValueInString()
{
//arrange
string str = RomanConverter.input = "/-";
//assert
Assert.ThrowsException <ArgumentException>(() => RomanConverter.CheckInputString(str));
}
public void InputPunctuationInString()
{
//arrange
string str = RomanConverter.input = ",.?";
//assert
Assert.ThrowsException <ArgumentException>(() => RomanConverter.CheckInputString(str));
}
public void ArgumentOutOfRange()
{
//arrange
string str = RomanConverter.input = "MMMM";
//assert
Assert.ThrowsException <ArgumentOutOfRangeException>(() => RomanConverter.RomanToInt(str));
}
public void InputCyrillicInString()
{
//arrange
string str = RomanConverter.input = "привет";
//assert
Assert.ThrowsException <ArgumentException>(() => RomanConverter.CheckInputString(str));
}
public void Test1ToRoman(string expected, int number)
{
var reader = new TestConsoleReader(number);
var userInput = new UserInput(reader);
var romanConverter = new RomanConverter(userInput);
Assert.Equal(expected, romanConverter.ToRomanNumeral(number));
}
private void AssertRomanNumber(string romanNumber, int expected)
{
var result = RomanConverter.Convert(romanNumber);
if (result != expected)
{
Assert.Fail("Le chiffre " + romanNumber + " donne " + result.ToString(CultureInfo.InvariantCulture) + ". attendu : " + expected);
}
}
public void When_Number_Is_Given_Should_Return_Roman_Number(string number, string expected)
{
Numeric testNumber = new Numeric(number);
RomanConverter romanConverter = new RomanConverter();
var convertedValue = romanConverter.ToRoman(testNumber.Number);
convertedValue.Should().BeEquivalentTo(expected);
}
public void TestConversion()
{
RomanConverter converter = new RomanConverter();
Assert.AreEqual <double>(converter.ToDecimal("MCMXLIV").Value, 1944);
Assert.AreEqual <double>(converter.ToDecimal("DXXI").Value, 521);
Assert.AreEqual <double>(converter.ToDecimal("CMXCII").Value, 992);
Assert.AreNotEqual <double>(converter.ToDecimal("IV").Value, 6);
}
public void ConversionTest()
{
RomanConverter converter = new RomanConverter();
Assert.Equal <double>(1945, converter.ConvertToDecimal("MCMXLIVI").Value);
Assert.Equal <double>(521, converter.ConvertToDecimal("DXXI").Value);
Assert.Equal <double>(992, converter.ConvertToDecimal("CMXCII").Value);
Assert.NotEqual <double>(6, converter.ConvertToDecimal("IV").Value);
}
public void Should_ReturnNum_EvenWithLowerCaseParams(string romanNum, int ans)
{
//Given
//When
int integerNum = RomanConverter.ConvertRoman(romanNum);
//Then
integerNum.Should().Be(ans);
}
public void Should_ReturnSubtractionOfNumerals(string romanNum, int answer)
{
//Given
//When
int integerNum = RomanConverter.ConvertRoman(romanNum);
//Then
integerNum.Should().Be(answer);
}
public void Should_ThrowException_WhenGivenInvalidInput(string romanNum)
{
//Given
//When
Action action = () => RomanConverter.ConvertRoman(romanNum);
//Then
action.Should().Throw <KeyNotFoundException>();
}
public void ConvertsRepeatedAndSubtracted()
{
Assert.AreEqual(19, RomanConverter.ToArabic("XIX"));
Assert.AreEqual(29, RomanConverter.ToArabic("XXIX"));
Assert.AreEqual(190, RomanConverter.ToArabic("CXC"));
Assert.AreEqual(290, RomanConverter.ToArabic("CCXC"));
Assert.AreEqual(1900, RomanConverter.ToArabic("MCM"));
Assert.AreEqual(2900, RomanConverter.ToArabic("MMCM"));
}
public void ConvertsAllSubtractedRomanToArabic()
{
Assert.AreEqual(4, RomanConverter.ToArabic("IV"));
Assert.AreEqual(9, RomanConverter.ToArabic("IX"));
Assert.AreEqual(40, RomanConverter.ToArabic("XL"));
Assert.AreEqual(90, RomanConverter.ToArabic("XC"));
Assert.AreEqual(400, RomanConverter.ToArabic("CD"));
Assert.AreEqual(900, RomanConverter.ToArabic("CM"));
}
public void Entering_the_Roman_Numeral_I_Results_in_number_1()
{
var romanNumeral = "I";
var romanConverter = new RomanConverter();
var result = romanConverter.Convert(romanNumeral);
Assert.AreEqual(1, result);
}
public void TestRomanConverter()
{
RomanConverter converter = new RomanConverter();
Assert.Equal <double>(24, converter.ToDecimal("XXIV").Value);
Assert.Equal <double>(247, converter.ToDecimal("CCXLVII").Value);
Assert.Equal <double>(784, converter.ToDecimal("DCCLXXXIV").Value);
Assert.Equal <double>(2421, converter.ToDecimal("MMCDXXI").Value);
}
public void TestConversion()
{
RomanConverter converter = new RomanConverter();
Assert.Equal <double>(1944, converter.ToDecimal("MCMXLIV").Value);
Assert.Equal <double>(521, converter.ToDecimal("DXXI").Value);
Assert.Equal <double>(992, converter.ToDecimal("CMXCII").Value);
Assert.Equal <double>(4, converter.ToDecimal("IV").Value);
}
public void ConvertNumber_NumberOne_I()
{
var data = 1;
var wanted = "I";
var converter = new RomanConverter();
var result = converter.ConvertNumber(data);
Assert.AreEqual(wanted, result);
}
public void ConvertNumber_NumberZero_Cero()
{
var data = 0;
var wanted = "Cero";
var converter = new RomanConverter();
var result = converter.ConvertNumber(data);
Assert.AreEqual(wanted, result);
}
public void ConvertNumber_Number35_XXXV()
{
var data = 23;
var wanted = "XXIII";
var converter = new RomanConverter();
var result = converter.ConvertNumber(data);
Assert.AreEqual(wanted, result);
}
public void ConvertNumber_Number2017_MMXVII()
{
var data = 2017;
var wanted = "MMXVII";
var converter = new RomanConverter();
var result = converter.ConvertNumber(data);
Assert.AreEqual(wanted, result);
}
public void convert_a_number_to_a_roman_numeral(int input, string expectedResult)
{
//Arrange
var converter = new RomanConverter();
//Act
var result = converter.IntToRoman(input);
//Assert
Assert.Equal(expectedResult, result);
}
public void InputMMCMXCIX()
{
// arrange
string res = "MMCMXCIX";
// act
int actual = RomanConverter.RomanToInt(res);
// assert
Assert.AreEqual(2999, actual);
}
public void TestRomanConverter()
{
RomanConverter converter = new RomanConverter();
Assert.Equal <double>(1944, converter.ToDecimal("MCMXLIV").Value);
Assert.Equal <double>(39, converter.ToDecimal("XXXIX").Value);
Assert.Equal <double>(246, converter.ToDecimal("CCXLVI").Value);
Assert.Equal <double>(789, converter.ToDecimal("DCCLXXXIX").Value);
Assert.Equal <double>(2421, converter.ToDecimal("MMCDXXI").Value);
}
public void convert_a_roman_numeral_to_an_integer(int expectedResult, string input)
{
//Arrange
var converter = new RomanConverter();
//Act
var result = converter.RomanToInt(input);
//Assert
Assert.Equal(expectedResult, result);
}
public void Setup()
{
this._RomanConverter = new RomanConverter();
}
