public void Add_NegativesNumbers_ThrowError()
{
var numbers = "1\n-2,-3";
var exeption = Assert.Throws <Exception>(() => StringCalc.Add(numbers));
Assert.AreEqual("negatives not allowed:-2 -3", exeption.Message);
}
public void When_input_is_numbers_output_sum(string numbers, int sum)
{
var romanNumeral = new StringCalc();
var result = romanNumeral.Add(numbers);
Assert.Equal(sum, result);
}
public void Add_negativeNumber_returnsException()
{
//arrange
var sut = new StringCalc();
//act
//assert
Assert.Throws <ArgumentException>(() => { sut.Add("-1\n2,-3"); }, "negatives not allowed");
}
public void SingleStringEqualsNumber()
{
//arrange
var calculator = new StringCalc();
//act
int res = calculator.Add("2");
//assert
Assert.AreEqual(2, res);
}
public void EmptyStringEqualsZero()
{
//arrange
var calculator = new StringCalc();
//act
int res = calculator.Add("");
//assert
Assert.AreEqual(0, res);
}
public void add_getsNegatives_throwsExeption()
{
//arrange
string input = "-55,-11";
StringCalc stringCalcTest = new StringCalc();
//act
var result = stringCalcTest.Add(input);
//assert
}
public void Add_diffSeparators_returnsTheirSum()
{
//arrange
var sut = new StringCalc(); //SUT - system under tests
//act
var result = sut.Add("//;\n1;2");
//assert
Assert.AreEqual(3, result);
}
public void Add_numberMoreThen1k_returnsTheirSum()
{
//arrange
var sut = new StringCalc(); //SUT - system under tests
//act
var result = sut.Add("1000, 2");
//assert
Assert.AreEqual(2, result);
}
public void Add_Over1kNumber_skipOVer1K()
{
//arrange
var sut = new StringCalc(); //SUT - system under tests
//act
var result = sut.Add("999,5,1020");
//assert
Assert.AreEqual(1004, result);
}
public void Add_allCharsDelimiters_returnsSumOfAllNumbers()
{
//arrange
var sut = new StringCalc(); //SUT - system under tests
//act
var result = sut.Add("//[%][a]\n1%2a3");
//assert
Assert.AreEqual(6, result);
}
public void Add_varSeparator_ShouldAcknowledgeIt()
{
//arrange
var sut = new StringCalc(); //SUT - system under tests
//act
var result = sut.Add("//x\n1;x2");
//assert
Assert.AreEqual(3, result);
}
public void Add_singleNumberInput_returnNumber()
{
//arrange
var sut = new StringCalc();
//act
var result = sut.Add("5");
//assert
Assert.AreEqual(5, result);
}
public void Add_addDoubleSepratorWithManySpaceInBetween_returnsTheirSum()
{
//arrange
var sut = new StringCalc(); //SUT - system under tests
//act
var result = sut.Add("1\n \n, 2,3");
//assert
Assert.AreEqual(6, result);
}
public void Add_twoNumbersSeparatedByComma_returnsTheirSum()
{
//arrange
var sut = new StringCalc(); //SUT - system under tests
//act
var result = sut.Add("1,2");
//assert
Assert.AreEqual(3, result);
}
public void Add_threeNumbers_returnsTheirSum()
{
//arrange
var sut = new StringCalc(); //SUT - system under tests
//act
var result = sut.Add("25,1452,22");
//assert
Assert.AreEqual(47, result);
}
public void Add_empty_input_returnZero()
{
//arrange
var sut = new StringCalc(); //SUT - system under tests
//act
var result = sut.Add("");
//assert
Assert.AreEqual(0, result);
}
public void Add_fourNumbersDividedByComma_returnsTheirSum()
{
//arrange
var sut = new StringCalc(); //SUT - system under tests
//act
var result = sut.Add("25,1452,22,134234234");
//assert
Assert.AreEqual(47, result);
}
public void Add_addNumbersSeparatedByN_returnsTheirSum()
{
//arrange
var sut = new StringCalc(); //SUT - system under tests
//act
var result = sut.Add("1\n2,3");
//assert
Assert.AreEqual(6, result);
}
public void add_getsLongSeparator_shouldReturnSum()
{
//arrange
string input = "//[xxx]\n1xxx2xxx3";
StringCalc stringCalcTest = new StringCalc();
//act
var result = stringCalcTest.Add(input);
//assert
Assert.AreEqual(6, result);
}
public void Add_oneInInput_returnOne()
{
//arrange
var sut = new StringCalc();
//act
var result = sut.Add("1");
//assert
Assert.AreEqual(1, result);
}
public void add_getsIntLargerThan1000_returnsSum()
{
//arrange
string input = "1000,25";
StringCalc stringCalcTest = new StringCalc();
//act
var result = stringCalcTest.Add(input);
//assert
Assert.AreEqual(25, result);
}
public void add_getsIntegersWithEscapeChar_returnsSum()
{
//arrange
string input = "69\n44,77";
StringCalc stringCalcTest = new StringCalc();
//act
var result = stringCalcTest.Add(input);
//assert
Assert.AreEqual(190, result);
}
public void NumberPlusNumberEqualsAnotherNumber()
{
//arrange
var calculator = new StringCalc();
//act
calculator.Parse("3,2");
int res = calculator.Add("3,2");
//assert
Assert.AreEqual(5, res);
}
public void add_getsEmptyString_returnsSum()
{
//arrange
string input = "69,44";
StringCalc stringCalcTest = new StringCalc();
//act
var result = stringCalcTest.Add(input);
//assert
Assert.AreEqual(113, result);
}
public void Add_ShouldReturn3For_1_newline_2()
{
var calc = new StringCalc();
Assert.Equal(3, calc.Add("1\n2"));
}
public void Add_ShouldIgnoreNumbersGreaterThan1000()
{
var calc = new StringCalc();
Assert.Equal(2, calc.Add("2,1001"));
}
public void Add_ShouldSupportChangingDelimiter()
{
var calc = new StringCalc();
Assert.Equal(3, calc.Add("//;\n1;2")); // "//[delimiter]\n[numbers]"
}
public void Add_ShouldSupportMultipleMultiCharacterDelimiters()
{
var calc = new StringCalc();
Assert.Equal(6, calc.Add("//[***][%%%]\n1***2%%%3")); // "//[delim1][delim2]\n[numbers]"
}
public void Add_ShouldThrowExceptionOnNegative()
{
var calc = new StringCalc();
var exception = Assert.Throws<ArgumentOutOfRangeException>(() => calc.Add("-1"));
Assert.Equal("negatives not allowed: -1\r\nParameter name: input", exception.Message);
}
private int Get_SumOfNumbers(string numbers)
{
var calculatedResult = _objStringCalcTest.Add(numbers);
return(calculatedResult);
}
public void Add_ShouldReturn1For_1()
{
var calc = new StringCalc();
Assert.Equal(1, calc.Add("1"));
}
public void ReturnZeroForEmptyString()
{
_target.Add(string.Empty).Should().Be(0);
}
public void Add_ShouldReturn0ForEmptyString()
{
var calc = new StringCalc();
Assert.Equal(0, calc.Add(string.Empty));
}
public void should_return_zero_string_empty()
{
// ARRANGE & ACT
int total = _sut.Add("");
// ASSERT
total.Should().Be(0);
}
public void Add_Numbers_ReturnSum(int expected, string numbers)
{
Assert.AreEqual(expected, StringCalc.Add(numbers));
}