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[34-74] FlowTakeWhileSpec #6581

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Merged
merged 5 commits into from
Apr 5, 2023
Merged

[34-74] FlowTakeWhileSpec #6581

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36bb634
[34-74] `FlowTakeWhileSpec`
eaba Mar 25, 2023
d34b525
Changes to `async` TestKit
eaba Apr 1, 2023
276c8f3
Merge branch 'dev' into FlowTakeWhileSpec
eaba Apr 1, 2023
a610396
Merge branch 'dev' into FlowTakeWhileSpec
eaba Apr 4, 2023
f06d056
Merge branch 'dev' into FlowTakeWhileSpec
eaba Apr 5, 2023
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62 changes: 30 additions & 32 deletions src/core/Akka.Streams.Tests/Dsl/FlowTakeWhileSpec.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@
using System;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using Akka.Streams.Dsl;
using Akka.Streams.Supervision;
using Akka.Streams.TestKit;
Expand All @@ -28,40 +29,37 @@ public FlowTakeWhileSpec(ITestOutputHelper helper) : base(helper)
}

[Fact]
public void A_TakeWhile_must_take_while_predicate_is_true()
public async Task A_TakeWhile_must_take_while_predicate_is_true()
{
this.AssertAllStagesStopped(() =>
{
Source.From(Enumerable.Range(1, 4))
.TakeWhile(i => i < 3)
.RunWith(this.SinkProbe<int>(), Materializer)
.Request(3)
.ExpectNext( 1, 2)
.ExpectComplete();
await this.AssertAllStagesStoppedAsync(async() => {
await Source.From(Enumerable.Range(1, 4))
.TakeWhile(i => i < 3)
.RunWith(this.SinkProbe<int>(), Materializer)
.Request(3)
.ExpectNext(1, 2)
.ExpectCompleteAsync();
}, Materializer);
}

[Fact]
public void A_TakeWhile_must_complete_the_future_for_an_empty_stream()
public async Task A_TakeWhile_must_complete_the_future_for_an_empty_stream()
{
this.AssertAllStagesStopped(() =>
{
Source.Empty<int>()
.TakeWhile(i => i < 2)
.RunWith(this.SinkProbe<int>(), Materializer)
.Request(1)
.ExpectComplete();
await this.AssertAllStagesStoppedAsync(async() => {
await Source.Empty<int>()
.TakeWhile(i => i < 2)
.RunWith(this.SinkProbe<int>(), Materializer)
.Request(1)
.ExpectCompleteAsync();
}, Materializer);
}

[Fact]
public void A_TakeWhile_must_continue_if_error()
public async Task A_TakeWhile_must_continue_if_error()
{
this.AssertAllStagesStopped(() =>
{
await this.AssertAllStagesStoppedAsync(async() => {
var testException = new Exception("test");

Source.From(Enumerable.Range(1, 4)).TakeWhile(a =>
await Source.From(Enumerable.Range(1, 4)).TakeWhile(a =>
{
if (a == 3)
throw testException;
Expand All @@ -70,22 +68,22 @@ public void A_TakeWhile_must_continue_if_error()
.WithAttributes(ActorAttributes.CreateSupervisionStrategy(Deciders.ResumingDecider))
.RunWith(this.SinkProbe<int>(), Materializer)
.Request(4)
.ExpectNext( 1, 2, 4)
.ExpectComplete();
.ExpectNext(1, 2, 4)
.ExpectCompleteAsync();

}, Materializer);
}

[Fact]
public void A_TakeWhile_must_emit_the_element_that_caused_the_predicate_to_return_false_and_then_no_more_with_inclusive_set()
public async Task A_TakeWhile_must_emit_the_element_that_caused_the_predicate_to_return_false_and_then_no_more_with_inclusive_set()
{
this.AssertAllStagesStopped(() =>
{
Source.From(Enumerable.Range(1, 10))
.TakeWhile(i => i < 3, true)
.RunWith(this.SinkProbe<int>(), Materializer)
.Request(4)
.ExpectNext( 1, 2, 3)
.ExpectComplete();
await this.AssertAllStagesStoppedAsync(async() => {
await Source.From(Enumerable.Range(1, 10))
.TakeWhile(i => i < 3, true)
.RunWith(this.SinkProbe<int>(), Materializer)
.Request(4)
.ExpectNext(1, 2, 3)
.ExpectCompleteAsync();
}, Materializer);
}
}
Expand Down