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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;
/// <summary>
/// System.Nullable<T>.GetHashCode()[v-juwa]
/// </summary>
public class NullableGetHashCode
{
#region Public Methods
public bool RunTests()
{
bool retVal = true;
TestLibrary.TestFramework.LogInformation("[Positive]");
retVal = PosTest1() && retVal;
retVal = PosTest2() && retVal;
retVal = PosTest3() && retVal;
return retVal;
}
#region Positive Test Cases
public bool PosTest1()
{
bool retVal = true;
const string c_TEST_DESC = "PosTest1: Verify the Nullable<T> type is int";
const string c_TEST_ID = "P001";
int value = TestLibrary.Generator.GetInt32(-55);
int? nullObj = new Nullable<int>(value);
int expectedValue = value.GetHashCode();
TestLibrary.TestFramework.BeginScenario(c_TEST_DESC);
try
{
if (nullObj.GetHashCode() != expectedValue)
{
string errorDesc = "HashCod is not "+expectedValue+" as expected: Actual("+nullObj.GetHashCode()+")";
errorDesc += "\n value is " + value;
TestLibrary.TestFramework.LogError("001 " + "TestID_" + c_TEST_ID, errorDesc);
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("001" + "TestID_" + c_TEST_ID, "Unexpected exception: " + e + "\n value is " + value);
TestLibrary.TestFramework.LogInformation(e.StackTrace);
retVal = false;
}
return retVal;
}
public bool PosTest2()
{
bool retVal = true;
const string c_TEST_DESC = "PosTest2: Verify the Nullable<T> type is char";
const string c_TEST_ID = "P002";
char value = TestLibrary.Generator.GetChar(-55);
char? nullObj = new Nullable<char>(value);
int expectedValue = value.GetHashCode();
TestLibrary.TestFramework.BeginScenario(c_TEST_DESC);
try
{
if (nullObj.GetHashCode() != expectedValue)
{
string errorDesc = "HashCod is not " + expectedValue + " as expected: Actual(" + nullObj.GetHashCode() + ")";
errorDesc += "\n value is " + value;
TestLibrary.TestFramework.LogError("003 " + "TestID_" + c_TEST_ID, errorDesc);
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("004 ", "Unexpected exception: " + e + "\n value is " + value);
TestLibrary.TestFramework.LogInformation(e.StackTrace);
retVal = false;
}
return retVal;
}
public bool PosTest3()
{
bool retVal = true;
const string c_TEST_DESC = "PosTest3: Verify the Nullable<T> object's HasValue is false";
const string c_TEST_ID = "P003";
char? nullObj = new Nullable<char>();
TestLibrary.TestFramework.BeginScenario(c_TEST_DESC);
try
{
if (nullObj.GetHashCode() != 0)
{
string errorDesc = "HashCod is not 0 as expected: Actual(" + nullObj.GetHashCode() + ")";
TestLibrary.TestFramework.LogError("005 " + "TestID_" + c_TEST_ID, errorDesc);
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("006 ", "Unexpected exception: " + e );
TestLibrary.TestFramework.LogInformation(e.StackTrace);
retVal = false;
}
return retVal;
}
#endregion
#endregion
public static int Main()
{
NullableGetHashCode test = new NullableGetHashCode();
TestLibrary.TestFramework.BeginTestCase("For method:System.Nullable<T>.GetHashCode()");
if (test.RunTests())
{
TestLibrary.TestFramework.EndTestCase();
TestLibrary.TestFramework.LogInformation("PASS");
return 100;
}
else
{
TestLibrary.TestFramework.EndTestCase();
TestLibrary.TestFramework.LogInformation("FAIL");
return 0;
}
}
}
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