// 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>
/// UInt64.System.IConvertible.ToType(Type,provider)
/// </summary>
public class UInt64IConvertibleToType
{
    public static int Main()
    {
        UInt64IConvertibleToType ui64icttype = new UInt64IConvertibleToType();
        TestLibrary.TestFramework.BeginTestCase("UInt64IConvertibleToType");
        if (ui64icttype.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;
        retVal = PosTest4() && retVal;
        retVal = PosTest5() && retVal;
        retVal = PosTest6() && retVal;
        retVal = PosTest7() && retVal;
        retVal = PosTest8() && retVal;

        TestLibrary.TestFramework.LogInformation("[Negative]");
        retVal = NegTest1() && retVal;
        retVal = NegTest2() && retVal;

        return retVal;
    }
    #region PositiveTest
    public bool PosTest1()
    {
        bool retVal = true;
        TestLibrary.TestFramework.BeginScenario("PosTest1:UInt64 MinValue to Type of string");

        try
        {
            UInt64 uintA = UInt64.MinValue;
            IConvertible iConvert = (IConvertible)(uintA);
            string strA = (string)iConvert.ToType(typeof(string), null);
            if (strA != uintA.ToString())
            {
                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:UInt64 MinValue to Type of bool");

        try
        {
            UInt64 uintA = UInt64.MinValue;
            IConvertible iConvert = (IConvertible)(uintA);
            bool boolA = (bool)iConvert.ToType(typeof(bool), null);
            if (boolA)
            {
                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;
        TestLibrary.TestFramework.BeginScenario("PosTest3:UInt64 MaxValue to Type of bool");

        try
        {
            UInt64 uintA = UInt64.MaxValue;
            IConvertible iConvert = (IConvertible)(uintA);
            bool boolA = (bool)iConvert.ToType(typeof(bool), null);
            if (!boolA)
            {
                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;
    }
    public bool PosTest4()
    {
        bool retVal = true;
        TestLibrary.TestFramework.BeginScenario("PosTest4:Convert a random UInt64 to Type of double,decimal and single");

        try
        {
            UInt64 uintA = this.GetInt64(0, UInt64.MaxValue); ;
            IConvertible iConvert = (IConvertible)(uintA);
            Double doubleA = (Double)iConvert.ToType(typeof(Double), null);
            Decimal decimalA = (Decimal)iConvert.ToType(typeof(Decimal), null);
            Single singleA = (Single)iConvert.ToType(typeof(Single), null);
            if (doubleA != uintA || decimalA != uintA || singleA != uintA)
            {
                TestLibrary.TestFramework.LogError("007", "the ActualResult is not the ExpectResult");
                retVal = false;
            }
        }
        catch (Exception e)
        {
            TestLibrary.TestFramework.LogError("008", "Unexpected exception: " + e);
            retVal = false;
        }
        return retVal;
    }
    public bool PosTest5()
    {
        bool retVal = true;
        TestLibrary.TestFramework.BeginScenario("PosTest5:UInt64 between MinValue to Int32.Max to Type of Int32");

        try
        {
            UInt64 uintA = this.GetInt64(0, Int32.MaxValue);
            IConvertible iConvert = (IConvertible)(uintA);
            Int32 int32A = (Int32)iConvert.ToType(typeof(Int32), null);
            if (int32A != (Int32)uintA)
            {
                TestLibrary.TestFramework.LogError("009", "the ActualResult is not the ExpectResult");
                retVal = false;
            }
        }
        catch (Exception e)
        {
            TestLibrary.TestFramework.LogError("010", "Unexpected exception: " + e);
            retVal = false;
        }
        return retVal;
    }
    public bool PosTest6()
    {
        bool retVal = true;
        TestLibrary.TestFramework.BeginScenario("PosTest6:UInt64 between MinValue to Int16.Max to Type of Int16");

        try
        {
            UInt64 uintA = this.GetInt64(0, Int16.MaxValue + 1);
            IConvertible iConvert = (IConvertible)(uintA);
            Int16 int16A = (Int16)iConvert.ToType(typeof(Int16), null);
            if (int16A != (Int16)uintA)
            {
                TestLibrary.TestFramework.LogError("011", "the ActualResult is not the ExpectResult");
                retVal = false;
            }
        }
        catch (Exception e)
        {
            TestLibrary.TestFramework.LogError("012", "Unexpected exception: " + e);
            retVal = false;
        }
        return retVal;
    }
    public bool PosTest7()
    {
        bool retVal = true;
        TestLibrary.TestFramework.BeginScenario("PosTest7:UInt64 between MinValue and SByte.Max to Type of SByte");

        try
        {
            UInt64 uintA = this.GetInt64(0, SByte.MaxValue + 1);
            IConvertible iConvert = (IConvertible)(uintA);
            SByte sbyteA = (SByte)iConvert.ToType(typeof(SByte), null);
            if (sbyteA != (SByte)uintA)
            {
                TestLibrary.TestFramework.LogError("013", "the ActualResult is not the ExpectResult");
                retVal = false;
            }
        }
        catch (Exception e)
        {
            TestLibrary.TestFramework.LogError("014", "Unexpected exception: " + e);
            retVal = false;
        }
        return retVal;
    }
    public bool PosTest8()
    {
        bool retVal = true;
        TestLibrary.TestFramework.BeginScenario("PosTest8:UInt64 between MinValue and Byte.Max to Type of Byte");

        try
        {
            UInt64 uintA = this.GetInt64(0, Byte.MaxValue + 1);
            IConvertible iConvert = (IConvertible)(uintA);
            Byte byteA = (Byte)iConvert.ToType(typeof(Byte), null);
            if (byteA != (Byte)uintA)
            {
                TestLibrary.TestFramework.LogError("015", "the ActualResult is not the ExpectResult");
                retVal = false;
            }
        }
        catch (Exception e)
        {
            TestLibrary.TestFramework.LogError("016", "Unexpected exception: " + e);
            retVal = false;
        }
        return retVal;
    }
    #endregion
    #region NegativeTest
    public bool NegTest1()
    {
        bool retVal = true;
        TestLibrary.TestFramework.BeginScenario("NegTest1:UInt64 between Int32.MaxValue and UInt64.MaxValue to Type of Int32");

        try
        {
            UInt64 uintA = this.GetInt64((ulong)Int32.MaxValue + 1, UInt64.MaxValue);
            IConvertible iConvert = (IConvertible)(uintA);
            Int32 int32A = (Int32)iConvert.ToType(typeof(Int32), null);
            retVal = false;
        }
        catch (OverflowException) { }
        catch (Exception e)
        {
            TestLibrary.TestFramework.LogError("N001", "Unexpected exception: " + e);
            retVal = false;
        }
        return retVal;
    }
    public bool NegTest2()
    {
        bool retVal = true;
        TestLibrary.TestFramework.BeginScenario("NegTest2: The argument type is a null reference");

        try
        {
            UInt64 uintA = 100;
            IConvertible iConvert = (IConvertible)(uintA);
            object oBject = (Int16)iConvert.ToType(null, null);
            retVal = false;
        }
        catch (ArgumentNullException) { }
        catch (Exception e)
        {
            TestLibrary.TestFramework.LogError("N002", "Unexpected exception: " + e);
            retVal = false;
        }
        return retVal;
    }
    #endregion
    #region ForTestObject
    private UInt64 GetInt64(UInt64 minValue, UInt64 maxValue)
    {
        try
        {
            if (minValue == maxValue)
            {
                return minValue;
            }
            if (minValue < maxValue)
            {
                return minValue + (UInt64)TestLibrary.Generator.GetInt64(-55) % (maxValue - minValue);
            }
        }
        catch
        {
            throw;
        }

        return minValue;
    }
    #endregion
}