public void TestImpliedRelativeAgoTimes_Combined()
{
var actual = DateTime.Now.AddHours(-2).AddMinutes(-5).AddSeconds(-10);
var parsed = HumanDateParser.Parse("2h5m10s ago");
Assert.AreEqual(actual.ToString(), parsed.ToString());
}
public void TestImpliedRelativeFutureTimes_NegativeMinutes(int minutesAgo)
{
var actual = DateTime.Now.AddMinutes(-1 * minutesAgo);
var parsed = HumanDateParser.Parse($"{minutesAgo}m ago");
Assert.AreEqual(actual.ToString(), parsed.ToString());
}
public void TestImpliedRelativeFutureTimes_Negative(int monthsAgo)
{
var actual = DateTime.Now.AddMonths(monthsAgo * -1);
var parsed = HumanDateParser.Parse($"{monthsAgo} months ago");
Assert.IsNotNull(parsed);
Assert.AreEqual(actual.ToString(), parsed.ToString());
}
public void TestImpliedRelativeFutureTimes_Days(int days)
{
var actual = DateTime.Now.AddDays(days);
var parsed = HumanDateParser.Parse($"{days} days");
Assert.IsNotNull(parsed);
Assert.AreEqual(actual.ToString(), parsed.ToString());
}
public void TestImpliedRelativeFutureTimes_InKind(int months)
{
var actual = DateTime.Now.AddMonths(months);
var parsed = HumanDateParser.Parse($"in {months} months");
Assert.IsNotNull(parsed);
Assert.AreEqual(actual.ToString(), parsed.ToString());
}
public void TestRelativeTime_PmAm()
{
var baseTime = new DateTime(2019, 10, 05, 06, 00, 00);
Assert.AreEqual(new DateTime(2019, 10, 05, 05, 00, 00).ToString(), HumanDateParser.Parse("5 AM", baseTime).ToString());
Assert.AreEqual(new DateTime(2019, 10, 05, 16, 00, 00).ToString(), HumanDateParser.Parse("4 PM", baseTime).ToString());
Assert.AreEqual(new DateTime(2019, 10, 05, 06, 00, 00).ToString(), HumanDateParser.Parse("06 AM", baseTime).ToString());
}
public void TestImpliedLastTimes_Day(int currentDay, DayOfWeek lastDay, int lastDaysActual)
{
var now = new DateTime(2019, 05, currentDay);
var actual = now.AddDays(lastDaysActual);
var parsed = HumanDateParser.Parse($"last {lastDay.ToString()}", now);
Assert.AreEqual(actual.ToString(), parsed.ToString());
}
public void TestTimesWithMultipleColons()
{
var baset = new DateTime(2019, 10, 05, 16, 00, 00);
var actual = new DateTime(baset.Year, baset.Month, baset.Day, 02, 12, 24);
var parsed = HumanDateParser.Parse($"at 2:12:24 AM", baset);
Assert.AreEqual(actual.ToString(), parsed.ToString());
}
public void TestImpliedLastTimes_YearLiteral(int currentYear)
{
var now = new DateTime(currentYear, 01, 01);
var actual = now.AddYears(-1);
var parsed = HumanDateParser.Parse($"last year", now);
Assert.AreEqual(actual.ToString(), parsed.ToString());
}
public void TestImpliedLastTimes_Month(int currentMonth, int lastMonthActual, string lastMonth)
{
var now = new DateTime(2019, currentMonth, 01);
var actual = now.AddMonths(lastMonthActual);
var parsed = HumanDateParser.Parse($"last {lastMonth}", now);
Assert.AreEqual(actual.ToString(), parsed.ToString());
}
static void Main(string[] args)
{
while (true)
{
Console.Write("Enter a string: ");
var val = Console.ReadLine();
try
{
var d = HumanDateParser.ParseDetailed(val);
Console.WriteLine($"Result: {d.Result}");
Console.WriteLine($"Tokens: {string.Join(" ", d.Tokens.Select(c => c.GetType().Name))}");
} catch (ParseException pe)
{
Console.WriteLine($"ParseException ({pe.FailReason}): {pe.Message}");
}
}
}
public void TestImpliedLastTimes_WeekLiteral()
{
Assert.AreEqual(DateTime.Now.AddDays(-7).ToString(), HumanDateParser.Parse("Last week").ToString());
}
public void TestImpliedLastTimes_MonthLiteral()
{
Assert.AreEqual(DateTime.Now.AddMonths(-1).ToString(), HumanDateParser.Parse("Last month").ToString());
}
