Average, MinMax, and others

src/UniTask.NetCoreTests/Linq/Convert.cs

@@ -0,0 +1,79 @@
+using Cysharp.Threading.Tasks;
+using Cysharp.Threading.Tasks.Linq;
+using FluentAssertions;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reactive.Concurrency;
+using System.Reactive.Linq;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace NetCoreTests.Linq
+{
+    public class Convert
+    {
+        [Fact]
+        public async Task ToAsyncEnumerable()
+        {
+            {
+                var xs = await Enumerable.Range(1, 100).ToUniTaskAsyncEnumerable().ToArrayAsync();
+
+                xs.Length.Should().Be(100);
+            }
+            {
+                var xs = await Enumerable.Empty<int>().ToUniTaskAsyncEnumerable().ToArrayAsync();
+
+                xs.Length.Should().Be(0);
+            }
+        }
+
+        [Fact]
+        public async Task ToAsyncEnumerableTask()
+        {
+            var t = Task.FromResult(100);
+            var xs = await t.ToUniTaskAsyncEnumerable().ToArrayAsync();
+
+            xs.Length.Should().Be(1);
+            xs[0].Should().Be(100);
+        }
+
+        [Fact]
+        public async Task ToAsyncEnumerableUniTask()
+        {
+            var t = UniTask.FromResult(100);
+            var xs = await t.ToUniTaskAsyncEnumerable().ToArrayAsync();
+
+            xs.Length.Should().Be(1);
+            xs[0].Should().Be(100);
+        }
+
+        [Fact]
+        public async Task ToAsyncEnumerableObservable()
+        {
+            {
+                var xs = await Observable.Range(1, 100).ToUniTaskAsyncEnumerable().ToArrayAsync();
+                var ys = await Observable.Range(1, 100).ToArray();
+
+                xs.Should().BeEquivalentTo(ys);
+            }
+
+            {
+                var xs = await Observable.Range(1, 100, ThreadPoolScheduler.Instance).ToUniTaskAsyncEnumerable().ToArrayAsync();
+                var ys = await Observable.Range(1, 100, ThreadPoolScheduler.Instance).ToArray();
+
+                xs.Should().BeEquivalentTo(ys);
+            }
+
+            {
+                var xs = await Observable.Empty<int>(ThreadPoolScheduler.Instance).ToUniTaskAsyncEnumerable().ToArrayAsync();
+                var ys = await Observable.Empty<int>(ThreadPoolScheduler.Instance).ToArray();
+
+                xs.Should().BeEquivalentTo(ys);
+            }
+        }
+
+    }
+
+
+}