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Add CombineLatest

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neuecc
2020-05-22 02:25:36 +09:00
parent 21dc83c641
commit 2b87cadba3
7 changed files with 10802 additions and 2 deletions
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81
src/UniTask.NetCoreTests/Linq/Projection.cs
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@@ -319,5 +319,86 @@ namespace NetCoreTests.Linq
await Assert.ThrowsAsync<UniTaskTestException>(async () => await ys);
}
}
[Fact]
public async Task CombineLatestOK()
{
var a = new AsyncReactiveProperty<int>(0);
var b = new AsyncReactiveProperty<int>(0);
var list = new List<(int, int)>();
var complete = a.WithoutCurrent().CombineLatest(b.WithoutCurrent(), (x, y) => (x, y)).ForEachAsync(x => list.Add(x));
list.Count.Should().Be(0);
a.Value = 10;
list.Count.Should().Be(0);
a.Value = 20;
list.Count.Should().Be(0);
b.Value = 1;
list.Count.Should().Be(1);
list[0].Should().Be((20, 1));
a.Value = 30;
list.Last().Should().Be((30, 1));
b.Value = 2;
list.Last().Should().Be((30, 2));
a.Dispose();
b.Value = 3;
list.Last().Should().Be((30, 3));
b.Dispose();
await complete;
}
[Fact]
public async Task CombineLatestLong()
{
var a = UniTaskAsyncEnumerable.Range(1, 100000);
var b = new AsyncReactiveProperty<int>(0);
var list = new List<(int, int)>();
var complete = a.CombineLatest(b.WithoutCurrent(), (x, y) => (x, y)).ForEachAsync(x => list.Add(x));
b.Value = 1;
list[0].Should().Be((100000, 1));
b.Dispose();
await complete;
}
[Fact]
public async Task CombineLatestError()
{
var a = new AsyncReactiveProperty<int>(0);
var b = new AsyncReactiveProperty<int>(0);
var list = new List<(int, int)>();
var complete = a.WithoutCurrent()
.Select(x => { if (x == 0) { throw new MyException(); } return x; })
.CombineLatest(b.WithoutCurrent(), (x, y) => (x, y)).ForEachAsync(x => list.Add(x));
a.Value = 10;
b.Value = 1;
list.Last().Should().Be((10, 1));
a.Value = 0;
await Assert.ThrowsAsync<MyException>(async () => await complete);
}
class MyException : Exception
{
}
}
}