Initialize CBDD solution and add a .NET-focused gitignore for generated artifacts.

2026-02-20 12:54:07 -05:00
commit b8ed5ec500
214 changed files with 101452 additions and 0 deletions
--- a/tests/CBDD.Tests/GeospatialStressTests.cs
+++ b/tests/CBDD.Tests/GeospatialStressTests.cs
@@ -0,0 +1,50 @@
+using ZB.MOM.WW.CBDD.Shared;
+
+namespace ZB.MOM.WW.CBDD.Tests;
+
+public class GeospatialStressTests : IDisposable
+{
+    private readonly string _dbPath;
+    private readonly Shared.TestDbContext _db;
+
+    public GeospatialStressTests()
+    {
+        _dbPath = Path.Combine(Path.GetTempPath(), $"geo_stress_{Guid.NewGuid():N}.db");
+        _db = new Shared.TestDbContext(_dbPath);
+    }
+
+    [Fact]
+    public void SpatialIndex_Should_Handle_Node_Splits_And_Queries()
+    {
+        const int count = 350;
+
+        for (int i = 0; i < count; i++)
+        {
+            _db.GeoItems.Insert(new GeoEntity
+            {
+                Name = $"pt-{i}",
+                Location = (40.0 + (i * 0.001), -73.0 - (i * 0.001))
+            });
+        }
+
+        _db.SaveChanges();
+
+        var all = _db.GeoItems.Within("idx_spatial", (39.5, -74.5), (40.5, -72.5)).ToList();
+        all.Count.ShouldBe(count);
+
+        var subset = _db.GeoItems.Within("idx_spatial", (40.05, -73.30), (40.25, -73.05)).ToList();
+        subset.Count.ShouldBeGreaterThan(0);
+        subset.Count.ShouldBeLessThan(count);
+
+        var near = _db.GeoItems.Near("idx_spatial", (40.10, -73.10), 30.0).ToList();
+        near.Count.ShouldBeGreaterThan(0);
+    }
+
+    public void Dispose()
+    {
+        _db.Dispose();
+        if (File.Exists(_dbPath)) File.Delete(_dbPath);
+        var wal = Path.ChangeExtension(_dbPath, ".wal");
+        if (File.Exists(wal)) File.Delete(wal);
+    }
+}