// OpenTween - Client of Twitter
// Copyright (c) 2017 kim_upsilon (@kim_upsilon)
// All rights reserved.
//
// This file is part of OpenTween.
//
// This program is free software; you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by the Free
// Software Foundation; either version 3 of the License, or (at your option)
// any later version.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
// for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program. If not, see , or write to
// the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
// Boston, MA 02110-1301, USA.
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Xunit;
namespace OpenTween
{
public class ExtensionsTest
{
[Theory]
[InlineData("ja", "ja-JP", true)]
[InlineData("ja", "ja", true)]
[InlineData("ja-JP", "ja-JP", true)]
[InlineData("ja-JP", "ja", false)]
// 4 階層以上の親を持つカルチャ
// 参照: https://msdn.microsoft.com/ja-jp/library/dd997383(v=vs.100).aspx#%E6%96%B0%E3%81%97%E3%81%84%E7%89%B9%E5%AE%9A%E3%82%AB%E3%83%AB%E3%83%81%E3%83%A3
[InlineData("zh-Hant", "zh-TW", true)]
[InlineData("zh-Hant", "zh-CHT", true)]
[InlineData("zh-Hant", "zh-Hant", true)]
[InlineData("zh-Hant", "zh", false)]
public void Contains_Test(string thisCultureStr, string thatCultureStr, bool expected)
{
var thisCulture = new CultureInfo(thisCultureStr);
var thatCulture = new CultureInfo(thatCultureStr);
Assert.Equal(expected, thisCulture.Contains(thatCulture));
}
[Fact]
public void Contains_InvariantCultureTest()
{
// InvariantCulture は全てのカルチャを内包する
Assert.True(CultureInfo.InvariantCulture.Contains(new CultureInfo("ja")));
Assert.True(CultureInfo.InvariantCulture.Contains(CultureInfo.InvariantCulture));
}
[Theory]
[InlineData("abc", 0, (int)'a')]
[InlineData("abc", 1, (int)'b')]
[InlineData("abc", 2, (int)'c')]
[InlineData("🍣", 0, 0x1f363)] // サロゲートペア
public void GetCodepointAtSafe_Test(string s, int index, int expected)
{
Assert.Equal(expected, s.GetCodepointAtSafe(index));
}
[Theory]
// char.ConvertToUtf32 をそのまま使用するとエラーになるパターン
[InlineData(new[] { '\ud83c', '\udf63' }, 1, 0xdf63)] // pos がサロゲートペアの後半部分を指している
[InlineData(new[] { '\ud83c' }, 0, 0xd83c)] // 壊れたサロゲートペア (LowSurrogate が無い)
[InlineData(new[] { '\udf63' }, 0, 0xdf63)] // 壊れたサロゲートペア (HighSurrogate が無い)
public void GetCodepointAtSafe_BrokenSurrogateTest(char[] s, int index, int expected)
{
// InlineDataAttribute で壊れたサロゲートペアの string を扱えないため char[] を使う
Assert.Equal(expected, new string(s).GetCodepointAtSafe(index));
}
[Fact]
public void GetCodepointAtSafe_ErrorTest()
{
Assert.Throws(() => ((string)null).GetCodepointAtSafe(0));
Assert.Throws(() => "a".GetCodepointAtSafe(-1));
Assert.Throws(() => "a".GetCodepointAtSafe(1));
}
}
}