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Add test for read‑only domain events #7

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Merged
suranig merged 1 commit into from
Jun 8, 2025
Merged

Add test for read‑only domain events #7

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29 changes: 28 additions & 1 deletion tests/AggregateKit.Tests/AggregateRootTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,18 @@ public ArticlePublishedEvent(Guid articleId, DateTime publishDate)
}
}

private class TestEvent : DomainEventBase
{
}

private class TestAggregate : AggregateRoot<Guid>
{
public TestAggregate(Guid id) : base(id)
{
AddDomainEvent(new TestEvent());
}
}

private class Article : AggregateRoot<Guid>
{
public string Title { get; private set; } = string.Empty;
Expand Down Expand Up @@ -111,5 +123,20 @@ public void ClearDomainEvents_Removes_All_Events()
// Assert
Assert.Empty(article.DomainEvents);
}

[Fact]
public void DomainEvents_IsReadOnly()
{
// Arrange
var aggregate = new TestAggregate(Guid.NewGuid());

// Act
var events = aggregate.DomainEvents;
var collection = (ICollection<IDomainEvent>)events;

// Assert
Assert.Throws<NotSupportedException>(() => collection.Add(new TestEvent()));
Assert.Throws<NotSupportedException>(() => collection.Clear());
}
}
}
}