Cleaned up test code files.

JSMR.Tests/Search/Circle/CircleSearchProviderFixture.cs

@@ -0,0 +1,19 @@
+using JSMR.Infrastructure.Data;
+using JSMR.Tests.Fixtures;
+
+namespace JSMR.Tests.Search.Circle;
+
+public sealed class CircleSearchProviderFixture(MariaDbContainerFixture container) : SearchProviderFixture(container)
+{
+    protected override async Task SeedAsync(AppDbContext context)
+    {
+        context.Circles.AddRange(
+            new() { CircleId = 1, Name = "Good Dreams", MakerId = "RG00001" },
+            new() { CircleId = 2, Name = "Sweet Dreams", Favorite = true, MakerId = "RG00002" },
+            new() { CircleId = 3, Name = "Nightmare Fuel", Blacklisted = true, MakerId = "RG00003" },
+            new() { CircleId = 4, Name = "Garbage Studio", Spam = true, MakerId = "RG00004" }
+        );
+
+        await context.SaveChangesAsync();
+    }
+}