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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 ;
public class DateTimeParse3
{
private const int c_MIN_STRING_LEN = 1;
private const int c_MAX_STRING_LEN = 2048;
private const int c_NUM_LOOPS = 100;
public static int Main()
{
DateTimeParse3 test = new DateTimeParse3();
TestLibrary.TestFramework.BeginTestCase("DateTimeParse3");
if (test.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;
// The NoCurrentDateDefault value is the only value that is useful with
// the DateTime.Parse method, because DateTime.Parse always ignores leading,
// trailing, and inner white-space characters.
TestLibrary.TestFramework.LogInformation("[Positive]");
retVal = PosTest1() && retVal;
retVal = PosTest2() && retVal;
retVal = PosTest3() && retVal;
TestLibrary.TestFramework.LogInformation("[Negative]");
retVal = NegTest1() && retVal;
retVal = NegTest2() && retVal;
retVal = NegTest3() && retVal;
return retVal;
}
public bool PosTest1()
{
bool retVal = true;
string dateBefore = "";
DateTime dateAfter;
MyFormater formater = new MyFormater();
TestLibrary.TestFramework.BeginScenario("PosTest1: DateTime.Parse(DateTime.Now, formater, DateTimeStyles.NoCurrentDateDefault)");
try
{
dateBefore = DateTime.Now.ToString();
dateAfter = DateTime.Parse( dateBefore, formater, DateTimeStyles.NoCurrentDateDefault);
if (!dateBefore.Equals(dateAfter.ToString()))
{
TestLibrary.TestFramework.LogError("001", "DateTime.Parse(" + dateBefore + ") did not equal " + dateAfter.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("002", "Failing date: " + dateBefore);
TestLibrary.TestFramework.LogError("002", "Unexpected exception: " + e);
retVal = false;
}
return retVal;
}
public bool PosTest2()
{
bool retVal = true;
string dateBefore = "";
DateTime dateAfter;
MyFormater formater = new MyFormater();
TestLibrary.TestFramework.BeginScenario("PosTest2: DateTime.Parse(DateTime.Now, null, DateTimeStyles.NoCurrentDateDefault)");
try
{
dateBefore = DateTime.Now.ToString();
dateAfter = DateTime.Parse( dateBefore, null, DateTimeStyles.NoCurrentDateDefault);
if (!dateBefore.Equals(dateAfter.ToString()))
{
TestLibrary.TestFramework.LogError("009", "DateTime.Parse(" + dateBefore + ") did not equal " + dateAfter.ToString());
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("010", "Failing date: " + dateBefore);
TestLibrary.TestFramework.LogError("010", "Unexpected exception: " + e);
retVal = false;
}
return retVal;
}
public bool PosTest3()
{
bool retVal = true;
string dateBefore = "";
DateTime dateAfter;
MyFormater formater = new MyFormater();
TestLibrary.TestFramework.BeginScenario("PosTest3: DateTime.Parse(DateTime.Now, null, <invalid DateTimeStyles>)");
try
{
for(int i=-1024; i<1024; i++)
{
try
{
// skip the valid values
if (0 == (i & (int)DateTimeStyles.AdjustToUniversal)
&& 0 == (i & (int)DateTimeStyles.AssumeUniversal)
&& 0 == (i & (int)DateTimeStyles.AllowInnerWhite)
&& 0 == (i & (int)DateTimeStyles.AllowLeadingWhite)
&& 0 == (i & (int)DateTimeStyles.AllowTrailingWhite)
&& 0 == (i & (int)DateTimeStyles.AllowWhiteSpaces)
&& 0 == (i & (int)DateTimeStyles.NoCurrentDateDefault)
&& i != (int)DateTimeStyles.None
)
{
dateBefore = DateTime.Now.ToString();
dateAfter = DateTime.Parse( dateBefore, null, (DateTimeStyles)i);
if (!dateBefore.Equals(dateAfter.ToString()))
{
TestLibrary.TestFramework.LogError("011", "DateTime.Parse(" + dateBefore + ", " + (DateTimeStyles)i + ") did not equal " + dateAfter.ToString());
retVal = false;
}
}
}
catch (System.ArgumentException)
{
//
}
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("012", "Failing date: " + dateBefore);
TestLibrary.TestFramework.LogError("012", "Unexpected exception: " + e);
retVal = false;
}
return retVal;
}
public bool NegTest1()
{
bool retVal = true;
MyFormater formater = new MyFormater();
TestLibrary.TestFramework.BeginScenario("NegTest1: DateTime.Parse(null, formater, DateTimeStyles.NoCurrentDateDefault)");
try
{
DateTime.Parse(null, formater, DateTimeStyles.NoCurrentDateDefault);
TestLibrary.TestFramework.LogError("003", "DateTime.Parse(null) should have thrown");
retVal = false;
}
catch (ArgumentNullException)
{
// expected
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("004", "Unexpected exception: " + e);
retVal = false;
}
return retVal;
}
public bool NegTest2()
{
bool retVal = true;
MyFormater formater = new MyFormater();
TestLibrary.TestFramework.BeginScenario("NegTest2: DateTime.Parse(String.Empty, formater, DateTimeStyles.NoCurrentDateDefault)");
try
{
DateTime.Parse(String.Empty, formater, DateTimeStyles.NoCurrentDateDefault);
TestLibrary.TestFramework.LogError("005", "DateTime.Parse(String.Empty) should have thrown");
retVal = false;
}
catch (FormatException)
{
// expected
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("006", "Unexpected exception: " + e);
retVal = false;
}
return retVal;
}
public bool NegTest3()
{
bool retVal = true;
MyFormater formater = new MyFormater();
string strDateTime = "";
DateTime dateAfter;
TestLibrary.TestFramework.BeginScenario("NegTest3: DateTime.Parse(<garbage>, formater, DateTimeStyles.NoCurrentDateDefault)");
try
{
for (int i=0; i<c_NUM_LOOPS; i++)
{
try
{
strDateTime = TestLibrary.Generator.GetString(-55, false, c_MIN_STRING_LEN, c_MAX_STRING_LEN);
dateAfter = DateTime.Parse(strDateTime, formater, DateTimeStyles.NoCurrentDateDefault);
TestLibrary.TestFramework.LogError("007", "DateTime.Parse(" + strDateTime + ") should have thrown (" + dateAfter + ")");
retVal = false;
}
catch (FormatException)
{
// expected
}
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("008", "Failing date: " + strDateTime);
TestLibrary.TestFramework.LogError("008", "Unexpected exception: " + e);
retVal = false;
}
return retVal;
}
}
public class MyFormater : IFormatProvider
{
public object GetFormat(Type formatType)
{
if (typeof(IFormatProvider) == formatType)
{
return this;
}
else
{
return null;
}
}
}
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