// 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.Collections.Generic;
/// <summary>
///  ValueCollection.System.Collections.Generic.IEnumerator.GetEnumerator
/// </summary>
public class ValueCollectionGenericIEnumerableGetEnumerator
{
    public static int Main()
    {
        ValueCollectionGenericIEnumerableGetEnumerator valCollectGenericIEnumerableGetEnumerator = new ValueCollectionGenericIEnumerableGetEnumerator();
        TestLibrary.TestFramework.BeginTestCase("ValueCollectionGenericIEnumerableGetEnumerator");
        if (valCollectGenericIEnumerableGetEnumerator.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;
        return retVal;
    }
    #region PositiveTest
    public bool PosTest1()
    {
        bool retVal = true;
        TestLibrary.TestFramework.BeginScenario("PosTest1:Invoke the method GetEnumerator in ValueCollection Generic IEnumerable 1");
        try
        {
            Dictionary<string, string> dic = new Dictionary<string, string>();
            dic.Add("str1", "Test1");
            dic.Add("str2", "Test2");
            IEnumerable<string> ienumer = (IEnumerable<string>)new Dictionary<string, string>.ValueCollection(dic);
            IEnumerator<string> ienumerator = ienumer.GetEnumerator();
            Dictionary<string, string>.Enumerator dicEnumer = dic.GetEnumerator();
            while (ienumerator.MoveNext() && dicEnumer.MoveNext())
            {
                if (!ienumerator.Current.Equals(dicEnumer.Current.Value))
                {
                    TestLibrary.TestFramework.LogError("001", "the ExpecResult is not the ActualResult");
                    retVal = false;
                }
            }
        }
        catch (Exception e)
        {
            TestLibrary.TestFramework.LogError("002", "Unexpect exception:" + e);
            retVal = false;
        }
        return retVal;
    }
    public bool PosTest2()
    {
        bool retVal = true;
        TestLibrary.TestFramework.BeginScenario("PosTest2:Invoke the method GetEnumerator in ValueCollection Generic IEnumerable 2");
        try
        {
            Dictionary<TestClass, TestClass> dic = new Dictionary<TestClass, TestClass>();
            TestClass TKey1 = new TestClass();
            TestClass TVal1 = new TestClass();
            TestClass TKey2 = new TestClass();
            TestClass TVal2 = new TestClass();
            dic.Add(TKey1, TVal1);
            dic.Add(TKey2, TVal2);
            IEnumerable<TestClass> ienumer = (IEnumerable<TestClass>)new Dictionary<TestClass, TestClass>.ValueCollection(dic);
            IEnumerator<TestClass> ienumerator = ienumer.GetEnumerator();
            Dictionary<TestClass, TestClass>.Enumerator dicEnumer = dic.GetEnumerator();
            while (ienumerator.MoveNext() && dicEnumer.MoveNext())
            {
                if (!ienumerator.Current.Equals(dicEnumer.Current.Value))
                {
                    TestLibrary.TestFramework.LogError("003", "the ExpecResult is not the ActualResult");
                    retVal = false;
                }
            }
        }
        catch (Exception e)
        {
            TestLibrary.TestFramework.LogError("004", "Unexpect exception:" + e);
            retVal = false;
        }
        return retVal;
    }
    #endregion
    #region ForTestClass
    public class TestClass { }
    #endregion
}