// 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 Moq;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading;
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", new int[] { 'a', 'b', 'c' })]
[InlineData("🍣", new int[] { 0x1f363 })] // サロゲートペア
public void ToCodepoints_Test(string s, int[] expected)
=> Assert.Equal(expected, s.ToCodepoints());
[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' }, new[] { 0xd83c })] // 壊れたサロゲートペア (LowSurrogate が無い)
[InlineData(new[] { '\udf63' }, new[] { 0xdf63 })] // 壊れたサロゲートペア (HighSurrogate が無い)
public void ToCodepoints_BrokenSurrogateTest(char[] s, 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).ToCodepoints());
}
[Fact]
public void ToCodepoints_ErrorTest()
=> Assert.Throws(() => ((string)null).ToCodepoints());
[Theory]
[InlineData("", 0, 0, 0)]
[InlineData("sushi 🍣", 0, 8, 7)]
[InlineData("sushi 🍣", 0, 5, 5)]
[InlineData("sushi 🍣", 6, 8, 1)]
[InlineData("sushi 🍣", 6, 7, 1)] // サロゲートペアの境界を跨ぐ範囲 (LowSurrogate が無い)
[InlineData("sushi 🍣", 7, 8, 1)] // サロゲートペアの境界を跨ぐ範囲 (HighSurrogate が無い)
public void GetCodepointCount_Test(string str, int start, int end, int expected)
=> Assert.Equal(expected, str.GetCodepointCount(start, end));
[Fact]
public void GetCodepointCount_ErrorTest()
{
Assert.Throws(() => ((string)null).GetCodepointCount(0, 0));
Assert.Throws(() => "abc".GetCodepointCount(-1, 3));
Assert.Throws(() => "abc".GetCodepointCount(0, 4));
Assert.Throws(() => "abc".GetCodepointCount(4, 5));
Assert.Throws(() => "abc".GetCodepointCount(2, 1));
}
[Fact]
public async Task ForEachAsync_Test()
{
var mock = new Mock>();
mock.Setup(x => x.Subscribe(It.IsNotNull>()))
.Callback>(x =>
{
x.OnNext(1);
x.OnNext(2);
x.OnNext(3);
x.OnCompleted();
})
.Returns(Mock.Of());
var results = new List();
await mock.Object.ForEachAsync(x => results.Add(x));
Assert.Equal(new[] { 1, 2, 3 }, results);
}
[Fact]
public async Task ForEachAsync_EmptyTest()
{
var mock = new Mock>();
mock.Setup(x => x.Subscribe(It.IsNotNull>()))
.Callback>(x => x.OnCompleted())
.Returns(Mock.Of());
var results = new List();
await mock.Object.ForEachAsync(x => results.Add(x));
Assert.Empty(results);
}
[Fact]
public async Task ForEachAsync_CancelledTest()
{
var mockUnsubscriber = new Mock();
var mockObservable = new Mock>();
mockObservable.Setup(x => x.Subscribe(It.IsNotNull>()))
.Callback>(x =>
{
x.OnNext(1);
x.OnNext(2);
x.OnNext(3);
x.OnCompleted();
})
.Returns(mockUnsubscriber.Object);
var cts = new CancellationTokenSource();
await mockObservable.Object.ForEachAsync(x => cts.Cancel(), cts.Token);
mockUnsubscriber.Verify(x => x.Dispose(), Times.AtLeastOnce());
}
[Fact]
public async Task ForEachAsync_ErrorOccursedAtObservableTest()
{
var mockObservable = new Mock>();
mockObservable.Setup(x => x.Subscribe(It.IsNotNull>()))
.Callback>(x =>
{
x.OnNext(1);
x.OnError(new Exception());
})
.Returns(Mock.Of());
var results = new List();
await Assert.ThrowsAsync(async () =>
{
await mockObservable.Object.ForEachAsync(x => results.Add(x));
});
Assert.Equal(new[] { 1 }, results);
}
[Fact]
public async Task ForEachAsync_ErrorOccursedAtSubscriberTest()
{
var mockUnsubscriber = new Mock();
var mockObservable = new Mock>();
mockObservable.Setup(x => x.Subscribe(It.IsNotNull>()))
.Callback>(x =>
{
x.OnNext(1);
x.OnCompleted();
})
.Returns(mockUnsubscriber.Object);
await Assert.ThrowsAsync(async () =>
{
await mockObservable.Object.ForEachAsync(x => throw new Exception());
});
mockUnsubscriber.Verify(x => x.Dispose(), Times.AtLeastOnce());
}
}
}