Restructure solution layout by module

src/Policy/__Tests/StellaOps.Policy.Engine.Tests/PolicyPackRepositoryTests.cs

@@ -0,0 +1,44 @@
+using StellaOps.Policy.Engine.Domain;
+using StellaOps.Policy.Engine.Services;
+using Xunit;
+
+namespace StellaOps.Policy.Engine.Tests;
+
+public class PolicyPackRepositoryTests
+{
+    private readonly InMemoryPolicyPackRepository repository = new();
+
+    [Fact]
+    public async Task ActivateRevision_WithSingleApprover_ActivatesImmediately()
+    {
+        await repository.CreateAsync("pack-1", "Pack", CancellationToken.None);
+        await repository.UpsertRevisionAsync("pack-1", 1, requiresTwoPersonApproval: false, PolicyRevisionStatus.Approved, CancellationToken.None);
+
+        var result = await repository.RecordActivationAsync("pack-1", 1, "alice", DateTimeOffset.UtcNow, null, CancellationToken.None);
+
+        Assert.Equal(PolicyActivationResultStatus.Activated, result.Status);
+        Assert.NotNull(result.Revision);
+        Assert.Equal(PolicyRevisionStatus.Active, result.Revision!.Status);
+        Assert.Single(result.Revision.Approvals);
+    }
+
+    [Fact]
+    public async Task ActivateRevision_WithTwoPersonRequirement_ReturnsPendingUntilSecondApproval()
+    {
+        await repository.CreateAsync("pack-2", "Pack", CancellationToken.None);
+        await repository.UpsertRevisionAsync("pack-2", 1, requiresTwoPersonApproval: true, PolicyRevisionStatus.Approved, CancellationToken.None);
+
+        var first = await repository.RecordActivationAsync("pack-2", 1, "alice", DateTimeOffset.UtcNow, null, CancellationToken.None);
+        Assert.Equal(PolicyActivationResultStatus.PendingSecondApproval, first.Status);
+        Assert.Equal(PolicyRevisionStatus.Approved, first.Revision!.Status);
+        Assert.Single(first.Revision.Approvals);
+
+        var duplicate = await repository.RecordActivationAsync("pack-2", 1, "alice", DateTimeOffset.UtcNow, null, CancellationToken.None);
+        Assert.Equal(PolicyActivationResultStatus.DuplicateApproval, duplicate.Status);
+
+        var second = await repository.RecordActivationAsync("pack-2", 1, "bob", DateTimeOffset.UtcNow, null, CancellationToken.None);
+        Assert.Equal(PolicyActivationResultStatus.Activated, second.Status);
+        Assert.Equal(PolicyRevisionStatus.Active, second.Revision!.Status);
+        Assert.Equal(2, second.Revision.Approvals.Length);
+    }
+}