Refactor nunit tests off EF InMemory provider and web server

Extract IMicCheckDbContext so DB access can be mocked with Moq instead
of the InMemory provider, per project testing guidelines. Add shared
async DbSet test doubles (TestSupport/) to back the mocks. Rewrite
HTTP-pipeline tests (WebApplicationFactory) to exercise controllers
and auth handlers directly instead of running the web server. Drop
DbContext/seeder tests that only made sense against a real provider,
and remove stale duplicate test files left over from a namespace move.
This commit is contained in:
2026-07-04 19:54:22 -07:00
parent 1556b486d2
commit b4a666ebf0
53 changed files with 1293 additions and 2340 deletions

View File

@@ -3,7 +3,7 @@ using MicCheck.Api.Data;
using MicCheck.Api.Features;
using MicCheck.Api.Identities;
using MicCheck.Api.Segments;
using Microsoft.EntityFrameworkCore;
using MicCheck.Api.Tests.Unit.TestSupport;
using Microsoft.Extensions.Caching.Memory;
using Moq;
using NUnit.Framework;
@@ -14,7 +14,13 @@ namespace MicCheck.Api.Tests.Unit.Features;
[TestFixture]
public class FeatureEvaluationServiceTests
{
private MicCheckDbContext _db = null!;
private Mock<IMicCheckDbContext> _db = null!;
private List<AppEnvironment> _environments = null!;
private List<Feature> _features = null!;
private List<FeatureState> _featureStates = null!;
private List<Identity> _identities = null!;
private List<Segment> _segments = null!;
private List<FeatureSegment> _featureSegments = null!;
private FeatureEvaluationService _service = null!;
private FeatureUsageMetrics _usageMetrics = null!;
private const int EnvironmentId = 1;
@@ -23,52 +29,49 @@ public class FeatureEvaluationServiceTests
[SetUp]
public void SetUp()
{
var options = new DbContextOptionsBuilder<MicCheckDbContext>()
.UseInMemoryDatabase(Guid.NewGuid().ToString())
.Options;
_db = new MicCheckDbContext(options);
_db = new Mock<IMicCheckDbContext>();
_environments = [new AppEnvironment { Id = EnvironmentId, Name = "Production", ApiKey = "env-key-test", ProjectId = ProjectId, CreatedAt = DateTimeOffset.UtcNow }];
var environmentsSet = MockDbSetFactory.Create(_environments);
environmentsSet.Setup(m => m.FindAsync(It.IsAny<object[]>(), It.IsAny<CancellationToken>()))
.ReturnsAsync((object[] keys, CancellationToken _) => _environments.FirstOrDefault(e => e.Id == (int)keys[0]));
_db.Setup(c => c.Environments).Returns(environmentsSet.Object);
_features = [];
_db.SetupDbSetWithGeneratedIds(c => c.Features, _features);
_featureStates = [];
_db.SetupDbSet(c => c.FeatureStates, _featureStates);
_identities = [];
_db.SetupDbSetWithGeneratedIds(c => c.Identities, _identities);
_db.SetupDbSet(c => c.IdentityTraits, []);
_segments = [];
_db.SetupDbSetWithGeneratedIds(c => c.Segments, _segments);
_db.SetupDbSet(c => c.SegmentRules, []);
_db.SetupDbSet(c => c.SegmentConditions, []);
_featureSegments = [];
_db.SetupDbSetWithGeneratedIds(c => c.FeatureSegments, _featureSegments);
var meterFactory = new Mock<IMeterFactory>();
meterFactory.Setup(f => f.Create(It.IsAny<MeterOptions>())).Returns(new Meter("test"));
_usageMetrics = new FeatureUsageMetrics(meterFactory.Object);
var cache = new FlagCache(new MemoryCache(new MemoryCacheOptions()));
_service = new FeatureEvaluationService(_db, new SegmentEvaluator(), cache, _usageMetrics);
SeedBaseData();
_service = new FeatureEvaluationService(_db.Object, new SegmentEvaluator(), cache, _usageMetrics);
}
[TearDown]
public void TearDown()
{
_db.Dispose();
_usageMetrics.Dispose();
}
public void TearDown() => _usageMetrics.Dispose();
private void SeedBaseData()
private Feature AddFeature(string name, bool defaultEnabled = false)
{
_db.Environments.Add(new AppEnvironment
{
Id = EnvironmentId,
Name = "Production",
ApiKey = "env-key-test",
ProjectId = ProjectId,
CreatedAt = DateTimeOffset.UtcNow
});
_db.SaveChanges();
}
private MicCheck.Api.Features.Feature AddFeature(string name, bool defaultEnabled = false)
{
var feature = new MicCheck.Api.Features.Feature
var feature = new Feature
{
Name = name,
ProjectId = ProjectId,
CreatedAt = DateTimeOffset.UtcNow,
DefaultEnabled = defaultEnabled
};
_db.Features.Add(feature);
_db.SaveChanges();
_db.Object.Features.Add(feature);
return feature;
}
@@ -83,8 +86,7 @@ public class FeatureEvaluationServiceTests
CreatedAt = DateTimeOffset.UtcNow,
UpdatedAt = DateTimeOffset.UtcNow
};
_db.FeatureStates.Add(fs);
_db.SaveChanges();
_featureStates.Add(fs);
return fs;
}
@@ -136,10 +138,9 @@ public class FeatureEvaluationServiceTests
EnvironmentId = EnvironmentId,
CreatedAt = DateTimeOffset.UtcNow
};
_db.Identities.Add(identity);
_db.SaveChanges();
_db.Object.Identities.Add(identity);
_db.FeatureStates.Add(new FeatureState
_featureStates.Add(new FeatureState
{
FeatureId = feature.Id,
EnvironmentId = EnvironmentId,
@@ -149,7 +150,6 @@ public class FeatureEvaluationServiceTests
CreatedAt = DateTimeOffset.UtcNow,
UpdatedAt = DateTimeOffset.UtcNow
});
_db.SaveChanges();
var results = await _service.EvaluateForIdentityAsync(EnvironmentId, "user-vip");
@@ -161,11 +161,10 @@ public class FeatureEvaluationServiceTests
public async Task WhenSegmentMatchesAndHasOverride_ThenSegmentOverrideIsUsed()
{
var feature = AddFeature("premium_feature");
var envDefault = AddEnvironmentDefault(feature.Id, enabled: false);
AddEnvironmentDefault(feature.Id, enabled: false);
var segment = new Segment { Name = "Premium Users", ProjectId = ProjectId, CreatedAt = DateTimeOffset.UtcNow };
_db.Segments.Add(segment);
_db.SaveChanges();
_db.Object.Segments.Add(segment);
var rule = new SegmentRule { SegmentId = segment.Id, Type = SegmentRuleType.All };
rule.Conditions.Add(new SegmentCondition
@@ -175,8 +174,7 @@ public class FeatureEvaluationServiceTests
Operator = SegmentConditionOperator.Equal,
Value = "premium"
});
_db.SegmentRules.Add(rule);
_db.SaveChanges();
segment.Rules.Add(rule);
var featureSegment = new FeatureSegment
{
@@ -185,10 +183,9 @@ public class FeatureEvaluationServiceTests
EnvironmentId = EnvironmentId,
Priority = 1
};
_db.FeatureSegments.Add(featureSegment);
_db.SaveChanges();
_db.Object.FeatureSegments.Add(featureSegment);
_db.FeatureStates.Add(new FeatureState
_featureStates.Add(new FeatureState
{
FeatureId = feature.Id,
EnvironmentId = EnvironmentId,
@@ -198,7 +195,6 @@ public class FeatureEvaluationServiceTests
CreatedAt = DateTimeOffset.UtcNow,
UpdatedAt = DateTimeOffset.UtcNow
});
_db.SaveChanges();
var results = await _service.EvaluateForIdentityAsync(
EnvironmentId, "user-123",
@@ -215,8 +211,7 @@ public class FeatureEvaluationServiceTests
AddEnvironmentDefault(feature.Id, enabled: false, value: "default-value");
var segment = new Segment { Name = "Premium Users", ProjectId = ProjectId, CreatedAt = DateTimeOffset.UtcNow };
_db.Segments.Add(segment);
_db.SaveChanges();
_db.Object.Segments.Add(segment);
var rule = new SegmentRule { SegmentId = segment.Id, Type = SegmentRuleType.All };
rule.Conditions.Add(new SegmentCondition
@@ -226,8 +221,7 @@ public class FeatureEvaluationServiceTests
Operator = SegmentConditionOperator.Equal,
Value = "premium"
});
_db.SegmentRules.Add(rule);
_db.SaveChanges();
segment.Rules.Add(rule);
var featureSegment = new FeatureSegment
{
@@ -236,10 +230,9 @@ public class FeatureEvaluationServiceTests
EnvironmentId = EnvironmentId,
Priority = 1
};
_db.FeatureSegments.Add(featureSegment);
_db.SaveChanges();
_db.Object.FeatureSegments.Add(featureSegment);
_db.FeatureStates.Add(new FeatureState
_featureStates.Add(new FeatureState
{
FeatureId = feature.Id,
EnvironmentId = EnvironmentId,
@@ -249,7 +242,6 @@ public class FeatureEvaluationServiceTests
CreatedAt = DateTimeOffset.UtcNow,
UpdatedAt = DateTimeOffset.UtcNow
});
_db.SaveChanges();
var results = await _service.EvaluateForIdentityAsync(
EnvironmentId, "user-123",
@@ -266,8 +258,7 @@ public class FeatureEvaluationServiceTests
AddEnvironmentDefault(feature.Id, enabled: false);
var segment = new Segment { Name = "All Users", ProjectId = ProjectId, CreatedAt = DateTimeOffset.UtcNow };
_db.Segments.Add(segment);
_db.SaveChanges();
_db.Object.Segments.Add(segment);
var rule = new SegmentRule { SegmentId = segment.Id, Type = SegmentRuleType.All };
rule.Conditions.Add(new SegmentCondition
@@ -277,8 +268,7 @@ public class FeatureEvaluationServiceTests
Operator = SegmentConditionOperator.IsSet,
Value = ""
});
_db.SegmentRules.Add(rule);
_db.SaveChanges();
segment.Rules.Add(rule);
var featureSegment = new FeatureSegment
{
@@ -287,10 +277,9 @@ public class FeatureEvaluationServiceTests
EnvironmentId = EnvironmentId,
Priority = 1
};
_db.FeatureSegments.Add(featureSegment);
_db.SaveChanges();
_db.Object.FeatureSegments.Add(featureSegment);
_db.FeatureStates.Add(new FeatureState
_featureStates.Add(new FeatureState
{
FeatureId = feature.Id,
EnvironmentId = EnvironmentId,
@@ -307,8 +296,7 @@ public class FeatureEvaluationServiceTests
EnvironmentId = EnvironmentId,
CreatedAt = DateTimeOffset.UtcNow
};
_db.Identities.Add(identity);
_db.SaveChanges();
_db.Object.Identities.Add(identity);
identity.Traits.Add(new IdentityTrait
{
@@ -317,7 +305,7 @@ public class FeatureEvaluationServiceTests
Value = "US"
});
_db.FeatureStates.Add(new FeatureState
_featureStates.Add(new FeatureState
{
FeatureId = feature.Id,
EnvironmentId = EnvironmentId,
@@ -327,7 +315,6 @@ public class FeatureEvaluationServiceTests
CreatedAt = DateTimeOffset.UtcNow,
UpdatedAt = DateTimeOffset.UtcNow
});
_db.SaveChanges();
var results = await _service.EvaluateForIdentityAsync(
EnvironmentId, "user-special",