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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>
/// System.Globalization.StringInfo.ParseCombiningCharacters(System.String)
/// </summary>
public class StringInfoParseCombiningCharacters
{
#region Public Methods
public bool RunTests()
{
bool retVal = true;
TestLibrary.TestFramework.LogInformation("[Positive]");
retVal = PosTest1() && retVal;
retVal = PosTest2() && retVal;
TestLibrary.TestFramework.LogInformation("[Negative]");
retVal = NegTest1() && retVal;
return retVal;
}
#region Positive Test Cases
public bool PosTest1()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest1: The mothod should return the indexes of each base character");
try
{
retVal = VerificationHelper("\u4f00\u302a\ud800\udc00\u4f01", new int[] { 0, 2, 4 }, "001.1");
retVal = VerificationHelper("abcdefgh", new int[] { 0, 1, 2, 3, 4, 5, 6, 7 }, "001.2");
retVal = VerificationHelper("zj\uDBFF\uDFFFlk", new int[] { 0, 1, 2, 4, 5 }, "001.3");
retVal = VerificationHelper("!@#$%^&", new int[] { 0, 1, 2, 3, 4, 5, 6 }, "001.4");
retVal = VerificationHelper("!\u20D1bo\uFE22\u20D1\u20EB|", new int[] { 0, 2, 3, 7 }, "001.5");
retVal = VerificationHelper("1\uDBFF\uDFFF@\uFE22\u20D1\u20EB9", new int[] { 0, 1, 3, 7 }, "001.6");
retVal = VerificationHelper(" ", new int[] { 0, 1, 2 }, "001.7");
}
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 argument string is an empty string");
try
{
int[] result = StringInfo.ParseCombiningCharacters(string.Empty);
if (result == null)
{
TestLibrary.TestFramework.LogError("003", "The result is not the value as expected");
retVal = false;
}
if (result.Length != 0)
{
TestLibrary.TestFramework.LogError("004", "The result is not the value as expected");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("005", "Unexpected exception: " + e);
retVal = false;
}
return retVal;
}
#endregion
#region Nagetive Test Cases
public bool NegTest1()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("NegTest1: The argument string is a null reference");
try
{
string str = null;
int[] result = StringInfo.ParseCombiningCharacters(str);
TestLibrary.TestFramework.LogError("101", "The ArgumentNullException was not thrown as expected");
retVal = false;
}
catch (ArgumentNullException)
{
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("102", "Unexpected exception: " + e);
TestLibrary.TestFramework.LogInformation(e.StackTrace);
retVal = false;
}
return retVal;
}
#endregion
#endregion
public static int Main()
{
StringInfoParseCombiningCharacters test = new StringInfoParseCombiningCharacters();
TestLibrary.TestFramework.BeginTestCase("StringInfoParseCombiningCharacters");
if (test.RunTests())
{
TestLibrary.TestFramework.EndTestCase();
TestLibrary.TestFramework.LogInformation("PASS");
return 100;
}
else
{
TestLibrary.TestFramework.EndTestCase();
TestLibrary.TestFramework.LogInformation("FAIL");
return 0;
}
}
#region Private Methods
private bool VerificationHelper(string str, int[] expected, string errorno)
{
bool retVal = true;
int[] result = StringInfo.ParseCombiningCharacters(str);
if (!compare<int>(result, expected))
{
TestLibrary.TestFramework.LogError(errorno, "The result is not the value as expected");
retVal = false;
}
return retVal;
}
private bool compare<T>(T[] a, T[] b)
{
if (a.Length != b.Length)
{
return false;
}
else
{
for (int i = 0; i < a.Length; i++)
{
if (!a[i].Equals(b[i]))
{
return false;
}
}
return true;
}
}
#endregion
}
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