public void CanParseShouldHandleValid24HourPatterns()
{
var parser = new TimeStringParser();
Assert.IsTrue(parser.CanParse("10:12:55"), "Could not parse 10:12:55");
Assert.IsTrue(parser.CanParse("22:12:55"), "Could not parse 13:12:55");
Assert.IsTrue(parser.CanParse("13"), "Could not parse 13");
Assert.IsTrue(parser.CanParse("13:12"), "Could not parse 13:12");
}
public void CanParseShouldHandleValid12HourPatterns()
{
var parser = new TimeStringParser();
Assert.IsTrue(parser.CanParse("10:12:55 AM"), "Could not parse 10:12:55 AM");
Assert.IsTrue(parser.CanParse("9:12:55 PM"), "Could not parse 9:12:55 PM");
Assert.IsTrue(parser.CanParse("7 AM"), "Could not parse 7 AM");
Assert.IsTrue(parser.CanParse("4:12 PM"), "Could not parse 4:12 PM");
}
public override CompileResult Execute(IEnumerable <FunctionArgument> arguments, ParsingContext context)
{
ValidateArguments(arguments, 1);
var firstArg = arguments.ElementAt(0).Value.ToString();
if (arguments.Count() == 1 && TimeStringParser.CanParse(firstArg))
{
var result = TimeStringParser.Parse(firstArg);
return(CreateResult(GetMinuteFromSerialNumber(result), DataType.Integer));
}
ValidateAndInitSerialNumber(arguments);
return(CreateResult(GetMinuteFromSerialNumber(SerialNumber), DataType.Integer));
}
public override CompileResult Execute(IEnumerable <FunctionArgument> arguments, ParsingContext context)
{
ValidateArguments(arguments, 1);
var firstArg = arguments.ElementAt(0).Value.ToString();
if (arguments.Count() == 1 && TimeStringParser.CanParse(firstArg))
{
var result = TimeStringParser.Parse(firstArg);
return(new CompileResult(result, DataType.Time));
}
ValidateArguments(arguments, 3);
var hour = ArgToInt(arguments, 0);
var min = ArgToInt(arguments, 1);
var sec = ArgToInt(arguments, 2);
ThrowArgumentExceptionIf(() => sec < 0 || sec > 59, "Invalid second: " + sec);
ThrowArgumentExceptionIf(() => min < 0 || min > 59, "Invalid minute: " + min);
ThrowArgumentExceptionIf(() => min < 0 || hour > 23, "Invalid hour: " + hour);
var secondsOfThisTime = (double)(hour * 60 * 60 + min * 60 + sec);
return(CreateResult(GetTimeSerialNumber(secondsOfThisTime), DataType.Time));
}
public void ParseShouldThrowExceptionIfSecondIsOutOfRange()
{
var parser = new TimeStringParser();
var result = parser.Parse("10:12:60");
}
public void ParseShouldThrowExceptionIfMinuteIsOutOfRange()
{
var parser = new TimeStringParser();
var result = parser.Parse("10:60:55");
}
public void ParseShouldIdentifyPatternAndReturnCorrectResult()
{
var parser = new TimeStringParser();
var result = parser.Parse("10:12:55");
Assert.AreEqual(GetSerialNumber(10, 12, 55), result);
}
public TimeBaseFunction()
{
TimeStringParser = new TimeStringParser();
}
public TimeBaseFunction()
{
TimeStringParser = new TimeStringParser();
}