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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>
/// SByte.System.IConvertible.ToChar(IFormatProvider)
/// </summary>
public class SByteIConvertibleToChar
{
public static int Main()
{
SByteIConvertibleToChar sbyteIConToChar = new SByteIConvertibleToChar();
TestLibrary.TestFramework.BeginTestCase("SByteIConvertibleToChar");
if (sbyteIConToChar.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("[Positive]");
retVal = PosTest1() && retVal;
retVal = PosTest2() && retVal;
retVal = PosTest3() && retVal;
TestLibrary.TestFramework.LogInformation("[Negative]");
retVal = NegTest1() && retVal;
return retVal;
}
#region PositiveTest
public bool PosTest1()
{
bool retVal = true;
CultureInfo myculture = new CultureInfo("en-us");
IFormatProvider provider = myculture.NumberFormat;
TestLibrary.TestFramework.BeginScenario("PosTest1:The sbyte MaxValue IConvertible To Char");
try
{
sbyte sbyteVal = sbyte.MaxValue;
IConvertible iConvert = (IConvertible)(sbyteVal);
char charVal = iConvert.ToChar(provider);
if (charVal != 127)
{
TestLibrary.TestFramework.LogError("001", "the ActualResult is not the ExpectResult");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("002", "Unexpected exception: " + e);
retVal = false;
}
return retVal;
}
public bool PosTest2()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest2:The random sbyte IConvertible To Char 1");
try
{
sbyte sbyteVal = (sbyte)(this.GetInt32(0, 128));
IConvertible iConvert = (IConvertible)(sbyteVal);
char charVal = iConvert.ToChar(null);
if (charVal != (char)(sbyteVal))
{
TestLibrary.TestFramework.LogError("003", "the ActualResult is not the ExpectResult");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("004", "Unexpected exception: " + e);
retVal = false;
}
return retVal;
}
public bool PosTest3()
{
bool retVal = true;
CultureInfo myculture = new CultureInfo("en-us");
IFormatProvider provider = myculture.NumberFormat;
TestLibrary.TestFramework.BeginScenario("PosTest3:The random sbyte IConvertible To Char 2");
try
{
sbyte sbyteVal = (sbyte)(this.GetInt32(0, 128));
IConvertible iConvert = (IConvertible)(sbyteVal);
char charVal = iConvert.ToChar(provider);
if (charVal != (char)(sbyteVal))
{
TestLibrary.TestFramework.LogError("005", "the ActualResult is not the ExpectResult");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("006", "Unexpected exception: " + e);
retVal = false;
}
return retVal;
}
#endregion
#region NegativeTest
public bool NegTest1()
{
bool retVal = true;
CultureInfo myculture = new CultureInfo("en-us");
IFormatProvider provider = myculture.NumberFormat;
TestLibrary.TestFramework.BeginScenario("NegTest1:The sbyte which out of char range IConvertible To Char");
try
{
sbyte sbyteVal = (sbyte)(this.GetInt32(1, 129) * (-1));
IConvertible iConvert = (IConvertible)(sbyteVal);
char charVal = iConvert.ToChar(provider);
TestLibrary.TestFramework.LogError("N001", "The sbyte which out of char range IConvertible To Char but not throw exception");
retVal = false;
}
catch (OverflowException) { }
catch (Exception e)
{
TestLibrary.TestFramework.LogError("N002", "Unexpected exception: " + e);
retVal = false;
}
return retVal;
}
#endregion
#region HelpMethod
private Int32 GetInt32(Int32 minValue, Int32 maxValue)
{
try
{
if (minValue == maxValue)
{
return minValue;
}
if (minValue < maxValue)
{
return minValue + TestLibrary.Generator.GetInt32(-55) % (maxValue - minValue);
}
}
catch
{
throw;
}
return minValue;
}
#endregion
}
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