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extra test to verify FirstOrDefaultAsync() behavior. Closes GH-3374 #3376

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merged 1 commit into from
Aug 21, 2024
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extra test to verify FirstOrDefaultAsync() behavior. Closes GH-3374 #3376

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32 changes: 32 additions & 0 deletions src/LinqTests/Operators/first_operator.cs
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Original file line number Diff line number Diff line change
@@ -1,9 +1,11 @@
using System;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using Marten;
using Marten.Testing.Documents;
using Marten.Testing.Harness;
using Microsoft.Extensions.Logging;
using Shouldly;
using Xunit.Abstractions;

Expand Down Expand Up @@ -158,6 +160,36 @@ public async Task first_or_default_correct_hit_with_more_than_one_match_async()
target.Flag.ShouldBeTrue();
}

[Fact]
public async Task first_or_default_correct_hit_with_more_than_one_match_async_in_combo_with_order_by()
{
theSession.Store(new Target { Number = 1, AnotherNumber = 10});
theSession.Store(new Target { Number = 2, Flag = true, AnotherNumber = 30, String = "Correct" });
theSession.Store(new Target { Number = 2, AnotherNumber = 20, String = "Wrong"});
theSession.Store(new Target { Number = 4 });
await theSession.SaveChangesAsync();

theSession.Logger = new TestOutputMartenLogger(_output);

var target = await theSession.Query<Target>().Where(x => x.Number == 2).OrderByDescending(x => x.AnotherNumber).FirstOrDefaultAsync();
target.String.ShouldBe("Correct");
}

[Fact]
public async Task first_or_default_correct_hit_with_more_than_one_match_async_in_combo_with_order_by_2()
{
theSession.Store(new Target { Number = 1, AnotherNumber = 10});
theSession.Store(new Target { Number = 2, Flag = true, AnotherNumber = 30, String = "Correct" });
theSession.Store(new Target { Number = 2, AnotherNumber = 20, String = "Wrong"});
theSession.Store(new Target { Number = 4 });
await theSession.SaveChangesAsync();

theSession.Logger = new TestOutputMartenLogger(_output);

var target = await theSession.Query<Target>().OrderByDescending(x => x.AnotherNumber).FirstOrDefaultAsync(x => x.Number == 2, CancellationToken.None);
target.String.ShouldBe("Correct");
}

[Fact]
public async Task first_miss_async()
{
Expand Down
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