public void YearFracWithBothDatesTheSameReturnsCorrectResult()
{
var date = new DateTime(2017, 1, 1);
var func = new Yearfrac();
var args = FunctionsHelper.CreateArgs(date.ToOADate(), date.ToOADate());
var result = func.Execute(args, this.ParsingContext);
Assert.AreEqual(0.0, result.Result);
}
public void YearFracWithNullSecondParameterReturnsPoundNA()
{
// Note that 42736 is Excel OADate for 1/1/2017.
var func = new Yearfrac();
var args = FunctionsHelper.CreateArgs(42736, null);
var result = func.Execute(args, this.ParsingContext);
Assert.AreEqual(eErrorType.NA, ((ExcelErrorValue)result.Result).Type);
}
public void YearFracWithNullFirstParameterReturnsPoundNA()
{
// Note that 42878 is the Excel OADate for 5/23/2017.
var func = new Yearfrac();
var args = FunctionsHelper.CreateArgs(null, 42878);
var result = func.Execute(args, this.ParsingContext);
Assert.AreEqual(eErrorType.NA, ((ExcelErrorValue)result.Result).Type);
}
public void YearFracWithDateAsNegativeDoubleInStringReturnsPoundNum()
{
// Note that 42736 is the Excel OADate for 1/1/2017.
var func = new Yearfrac();
var args = FunctionsHelper.CreateArgs(42736, "-1.5");
var result = func.Execute(args, this.ParsingContext);
Assert.AreEqual(eErrorType.Num, ((ExcelErrorValue)result.Result).Type);
}
public void YearFracWithNonNumericStringAsSecondParameterReturnsPoundValue()
{
// Note that 42736 is the Excel OADate for 1/1/2017.
var func = new Yearfrac();
var args = FunctionsHelper.CreateArgs(42736, "word");
var result = func.Execute(args, this.ParsingContext);
Assert.AreEqual(eErrorType.Value, ((ExcelErrorValue)result.Result).Type);
}
public void YearFracWithBasisIntegerInStringReturnsCorrectResult()
{
var date1 = new DateTime(2017, 1, 1);
var date2 = new DateTime(2017, 5, 23);
var func = new Yearfrac();
var args = FunctionsHelper.CreateArgs(date1.ToOADate(), date2.ToOADate(), "1");
var result = func.Execute(args, this.ParsingContext);
Assert.AreEqual(0.38904109589, result.Result);
}
public void YearFracWithDateAsZeroReturnsCorrectResult()
{
// Note that 42878 is the Excel OADate for 5/23/2017.
// 0 is the Excel OADate for 1/0/1900, which Excel treats as a special date.
var func = new Yearfrac();
var args = FunctionsHelper.CreateArgs(0, 42878);
var result = func.Execute(args, this.ParsingContext);
Assert.AreEqual(117.39722222222, result.Result);
}
public void YearFracWithNegativeBasisNumberReturnsPoundNum()
{
var date1 = new DateTime(2017, 1, 1);
var date2 = new DateTime(2017, 5, 23);
var func = new Yearfrac();
var args = FunctionsHelper.CreateArgs(date1.ToOADate(), date2.ToOADate(), -1);
var result = func.Execute(args, this.ParsingContext);
Assert.AreEqual(eErrorType.Num, ((ExcelErrorValue)result.Result).Type);
}
public void YearFracWithDateAsDoubleReturnsCorrectResult()
{
var date1 = new DateTime(2017, 1, 1);
var date2 = new DateTime(2017, 5, 23);
var func = new Yearfrac();
var args = FunctionsHelper.CreateArgs(date1.ToOADate(), date2.ToOADate());
var result = func.Execute(args, this.ParsingContext);
Assert.AreEqual(0.39444444444, result.Result);
}
public double GetYearFrac(System.DateTime date1, System.DateTime date2, DayCountBasis basis)
{
var func = new Yearfrac();
var args = new List <FunctionArgument> {
new FunctionArgument(date1.ToOADate()), new FunctionArgument(date2.ToOADate()), new FunctionArgument((int)basis)
};
var result = func.Execute(args, _context);
return(result.ResultNumeric);
}
public void YearFracWithDateTimeObjectInputWith1March1900BetweenReturnsCorrectResult()
{
var date1 = new DateTime(1900, 1, 31);
var date2 = new DateTime(2017, 1, 1);
var func = new Yearfrac();
var args = FunctionsHelper.CreateArgs(date1, date2);
var result = func.Execute(args, this.ParsingContext);
Assert.AreEqual(116.91944444444, result.Result);
}
public void YearFracWithDateTimeObjectInputBefore1March1900ReturnsCorrectResult()
{
var date1 = new DateTime(1900, 1, 31);
var date2 = new DateTime(1900, 2, 28);
var func = new Yearfrac();
var args = FunctionsHelper.CreateArgs(date1, date2);
var result = func.Execute(args, this.ParsingContext);
Assert.AreEqual(0.07777777778, result.Result);
}
public void YearFracWithBasisAsEmptyStringReturnsPoundValue()
{
var date1 = new DateTime(2017, 1, 1);
var date2 = new DateTime(2017, 5, 23);
var func = new Yearfrac();
var args = FunctionsHelper.CreateArgs(date1.ToOADate(), date2.ToOADate(), string.Empty);
var result = func.Execute(args, this.ParsingContext);
Assert.AreEqual(eErrorType.Value, ((ExcelErrorValue)result.Result).Type);
}
public void YearFracWithBasisAsNonEnumeratedNumberReturnsPoundNum()
{
// Note that the YEARFRAC function in Excel only accepts 0-4 as valid numbers for the basis parameter.
var date1 = new DateTime(2017, 1, 1);
var date2 = new DateTime(2017, 5, 23);
var func = new Yearfrac();
var args = FunctionsHelper.CreateArgs(date1.ToOADate(), date2.ToOADate(), 5);
var result = func.Execute(args, this.ParsingContext);
Assert.AreEqual(eErrorType.Num, ((ExcelErrorValue)result.Result).Type);
}
public void YearFracActualActual()
{
var func = new Yearfrac();
var dt1arg = new DateTime(2012, 2, 28).ToOADate();
var dt2arg = new DateTime(2013, 3, 31).ToOADate();
var result = func.Execute(FunctionsHelper.CreateArgs(dt1arg, dt2arg, 1), _parsingContext);
var roundedResult = Math.Round((double)result.Result, 4);
Assert.IsTrue(Math.Abs(1.0862 - roundedResult) < double.Epsilon);
}
public void YearFracShouldReturnCorrectResultWithEuroBasis()
{
var func = new Yearfrac();
var dt1arg = new DateTime(2013, 2, 28).ToOADate();
var dt2arg = new DateTime(2013, 3, 31).ToOADate();
var result = func.Execute(FunctionsHelper.CreateArgs(dt1arg, dt2arg, 4), _parsingContext);
var roundedResult = Math.Round((double)result.Result, 4);
Assert.IsTrue(Math.Abs(0.0889 - roundedResult) < double.Epsilon);
}
public void YearfracFunctionWithErrorValuesAsInputReturnsTheInputErrorValue()
{
var func = new Yearfrac();
var argNA = FunctionsHelper.CreateArgs(ExcelErrorValue.Create(eErrorType.NA), 33);
var argNAME = FunctionsHelper.CreateArgs(ExcelErrorValue.Create(eErrorType.Name), 33);
var argVALUE = FunctionsHelper.CreateArgs(ExcelErrorValue.Create(eErrorType.Value), 33);
var argNUM = FunctionsHelper.CreateArgs(ExcelErrorValue.Create(eErrorType.Num), 33);
var argDIV0 = FunctionsHelper.CreateArgs(ExcelErrorValue.Create(eErrorType.Div0), 33);
var argREF = FunctionsHelper.CreateArgs(ExcelErrorValue.Create(eErrorType.Ref), 33);
var resultNA = func.Execute(argNA, this.ParsingContext);
var resultNAME = func.Execute(argNAME, this.ParsingContext);
var resultVALUE = func.Execute(argVALUE, this.ParsingContext);
var resultNUM = func.Execute(argNUM, this.ParsingContext);
var resultDIV0 = func.Execute(argDIV0, this.ParsingContext);
var resultREF = func.Execute(argREF, this.ParsingContext);
Assert.AreEqual(eErrorType.NA, ((ExcelErrorValue)resultNA.Result).Type);
Assert.AreEqual(eErrorType.Name, ((ExcelErrorValue)resultNAME.Result).Type);
Assert.AreEqual(eErrorType.Value, ((ExcelErrorValue)resultVALUE.Result).Type);
Assert.AreEqual(eErrorType.Num, ((ExcelErrorValue)resultNUM.Result).Type);
Assert.AreEqual(eErrorType.Div0, ((ExcelErrorValue)resultDIV0.Result).Type);
Assert.AreEqual(eErrorType.Ref, ((ExcelErrorValue)resultREF.Result).Type);
}
