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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System;
using System.Globalization;
/// <summary>
/// DateTime.Subtract(DateTime)
/// </summary>
public class DateTimeSubtract1
{
public static int Main()
{
DateTimeSubtract1 dtsub1 = new DateTimeSubtract1();
TestLibrary.TestFramework.BeginTestCase("DataTimeSubtract1");
if (dtsub1.RunTests())
{
TestLibrary.TestFramework.EndTestCase();
TestLibrary.TestFramework.LogInformation("PASS");
return 100;
}
else
{
TestLibrary.TestFramework.EndTestCase();
TestLibrary.TestFramework.LogInformation("FAIL");
return 0;
}
}
public bool RunTests()
{
bool retVal = true;
TestLibrary.TestFramework.LogInformation("[PosTest]");
retVal = PosTest1() && retVal;
retVal = PosTest2() && retVal;
retVal = PosTest3() && retVal;
retVal = PosTest4() && retVal;
retVal = PosTest5() && retVal;
retVal = PosTest6() && retVal;
//TestLibrary.TestFramework.LogInformation("[NegTest]");
//retVal = NegTest1() && retVal;
return retVal;
}
#region PositiveTest
public bool PosTest1()
{
bool retVal = true;
TimeSpan resultTime;
TestLibrary.TestFramework.BeginScenario("PosTest1: The TimeSpan is in the range of MinValue and MaxValue 1");
try
{
DateTime date1 = new DateTime(1,1,1);
DateTime date2 = DateTime.MinValue.AddYears(1).AddMonths(1).AddDays(1);
resultTime = date2.Subtract(date1);
if (resultTime.Days != 397)
{
TestLibrary.TestFramework.LogError("001", "Expected: 397 days, actual: "+resultTime.Days);
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("002", "Unexpect exception:" + e);
retVal = false;
}
return retVal;
}
public bool PosTest2()
{
bool retVal = true;
TimeSpan resultTime;
TestLibrary.TestFramework.BeginScenario("PosTest2: The TimeSpan is in the range of MinValue and MaxValue 2");
try
{
DateTime date1 = new DateTime(1999, 1, 1).ToLocalTime();
DateTime date2 = new DateTime(2000, 1, 1).ToLocalTime();
resultTime = date2.Subtract(date1);
if (resultTime.Days != 365)
{
TestLibrary.TestFramework.LogError("003", "The ActualResult is not the ExpectResult");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("004", "Unexpect exception:" + e);
retVal = false;
}
return retVal;
}
public bool PosTest3()
{
bool retVal = true;
TimeSpan resultTime;
TestLibrary.TestFramework.BeginScenario("PosTest3: The TimeSpan is in the range of MinValue and MaxValue 3");
try
{
DateTime date1 = new DateTime(2000, 1, 1).ToLocalTime();
DateTime date2 = new DateTime(2001, 1, 1).ToLocalTime();
resultTime = date2.Subtract(date1);
if (resultTime.Days != 366)
{
TestLibrary.TestFramework.LogError("005", "The ActualResult is not the ExpectResult");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("006", "Unexpect exception:" + e);
retVal = false;
}
return retVal;
}
public bool PosTest4()
{
bool retVal = true;
TimeSpan resultTime;
TestLibrary.TestFramework.BeginScenario("PosTest4: The TimeSpan is in the range of MinValue and MaxValue 4");
try
{
DateTime date1 = new DateTime(2001, 1, 1).ToLocalTime();
DateTime date2 = new DateTime(2000, 1, 1).ToLocalTime();
resultTime = date2.Subtract(date1);
if (resultTime.Days != -366)
{
TestLibrary.TestFramework.LogError("007", "The ActualResult is not the ExpectResult");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("008", "Unexpect exception:" + e);
retVal = false;
}
return retVal;
}
public bool PosTest5()
{
bool retVal = true;
TimeSpan resultTime;
TestLibrary.TestFramework.BeginScenario("PosTest5: The TimeSpan is in the range of MinValue and MaxValue 5");
try
{
DateTime date1 = new DateTime(2000, 1, 1).ToLocalTime();
DateTime date2 = new DateTime(1999, 1, 1).ToLocalTime();
resultTime = date2.Subtract(date1);
if (resultTime.Days != -365)
{
TestLibrary.TestFramework.LogError("009", "The ActualResult is not the ExpectResult");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("010", "Unexpect exception:" + e);
retVal = false;
}
return retVal;
}
public bool PosTest6()
{
bool retVal = true;
TimeSpan resultTime;
TestLibrary.TestFramework.BeginScenario("PosTest6: The TimeSpan is in the range of MinValue and MaxValue 6");
try
{
DateTime date1 = new DateTime(2000, 1, 1).ToLocalTime();
DateTime date2 = new DateTime(2000, 1, 1).ToLocalTime();
resultTime = date2.Subtract(date1);
if (resultTime.Days != 0)
{
TestLibrary.TestFramework.LogError("011", "The ActualResult is not the ExpectResult");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("012", "Unexpect exception:" + e);
retVal = false;
}
return retVal;
}
#endregion
#region NegativeTest
//public bool NegTest1()
//{
// bool retVal = true;
// TimeSpan resultTime;
// TestLibrary.TestFramework.BeginScenario("NegTest1: The TimeSpan is less than DateTime MinValue");
// try
// {
// DateTime date1 = DateTime.MinValue.ToLocalTime();
// DateTime date2 = DateTime.MaxValue.ToLocalTime();
// resultTime = date1.Subtract(date2);
// retVal = false;
// TestLibrary.TestFramework.LogError("N001", "the TimeSpan is less DateTime MinValue but not throw exception");
// }
// catch (ArgumentOutOfRangeException) { }
// catch (Exception e)
// {
// TestLibrary.TestFramework.LogError("N002", "Unexpect exception:" + e);
// retVal = false;
// }
// return retVal;
//}
#endregion
}
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