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fix: Ensure EvaluationContext is reliably added to the injected FeatureClient #605

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Merged
askpt merged 3 commits into from
Oct 29, 2025
Merged

fix: Ensure EvaluationContext is reliably added to the injected FeatureClient #605

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e9fc3ca
Fix issue when adding evaluation context after adding the provider
kylejuliandev Oct 20, 2025
fa9cce1
Tweak test to make sure it confirms the fix is applied
kylejuliandev Oct 20, 2025
cef609a
Restore IsContextConfigured and following unit test assertions
kylejuliandev Oct 22, 2025
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52 changes: 20 additions & 32 deletions src/OpenFeature.Hosting/OpenFeatureBuilderExtensions.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -163,47 +163,35 @@ internal static OpenFeatureBuilder AddClient(this OpenFeatureBuilder builder, st
{
if (string.IsNullOrWhiteSpace(name))
{
if (builder.IsContextConfigured)
builder.Services.TryAddScoped<IFeatureClient>(static provider =>
{
builder.Services.TryAddScoped<IFeatureClient>(static provider =>
var api = provider.GetRequiredService<Api>();
var client = api.GetClient();

var context = provider.GetService<EvaluationContext>();
if (context is not null)
{
var api = provider.GetRequiredService<Api>();
var client = api.GetClient();
var context = provider.GetRequiredService<EvaluationContext>();
client.SetContext(context);
return client;
});
}
else
{
builder.Services.TryAddScoped<IFeatureClient>(static provider =>
{
var api = provider.GetRequiredService<Api>();
return api.GetClient();
});
}
}

return client;
});
}
else
{
if (builder.IsContextConfigured)
builder.Services.TryAddKeyedScoped<IFeatureClient>(name, static (provider, key) =>
{
builder.Services.TryAddKeyedScoped<IFeatureClient>(name, static (provider, key) =>
var api = provider.GetRequiredService<Api>();
var client = api.GetClient(key!.ToString());

var context = provider.GetService<EvaluationContext>();
if (context is not null)
{
var api = provider.GetRequiredService<Api>();
var client = api.GetClient(key!.ToString());
var context = provider.GetRequiredService<EvaluationContext>();
client.SetContext(context);
return client;
});
}
else
{
builder.Services.TryAddKeyedScoped<IFeatureClient>(name, static (provider, key) =>
{
var api = provider.GetRequiredService<Api>();
return api.GetClient(key!.ToString());
});
}
}

return client;
});
}

return builder;
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25 changes: 25 additions & 0 deletions test/OpenFeature.Hosting.Tests/OpenFeatureBuilderExtensionsTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -518,6 +518,31 @@ public void AddClient_WithNameAndContext_AddsFeatureClient()
Assert.Equal("euw", region.AsString);
}

[Fact]
public void AddClient_WithContextAfterAddProvider_AddsFeatureClient()
{
// Arrange
_services.AddSingleton(sp => Api.Instance);

_systemUnderTest
.AddProvider("client-name", (_systemUnderTest, name) => new NoOpFeatureProvider());

// Act
_systemUnderTest
.AddClient("client-name")
.AddContext((a) => a.Set("region", "euw"));

// Act
using var serviceProvider = _services.BuildServiceProvider();
var client = serviceProvider.GetKeyedService<IFeatureClient>("client-name");

Assert.NotNull(client);

var context = client.GetContext();
var region = context.GetValue("region");
Assert.Equal("euw", region.AsString);
}

[Fact]
public void AddPolicyBasedClient_AddsScopedFeatureClient()
{
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