feat: Adds trunk size database tests.

Tests/DatabaseClientTests/TrunkSizeTests.swift

@@ -0,0 +1,67 @@
+import DatabaseClient
+import Dependencies
+import Foundation
+import ManualDCore
+import Testing
+
+@Suite
+struct TrunkSizeTests {
+
+  @Test
+  func happyPath() async throws {
+    try await withTestUserAndProject { _, project in
+      @Dependency(\.database) var database
+
+      let room = try await database.rooms.create(
+        .init(
+          projectID: project.id, name: "Test", heatingLoad: 12345, coolingTotal: 12345,
+          coolingSensible: nil, registerCount: 5)
+      )
+
+      let trunk = try await database.trunkSizes.create(
+        .init(
+          projectID: project.id,
+          type: .supply,
+          rooms: [room.id: [1, 2, 3]],
+          height: 8,
+          name: "Test Trunk"
+        )
+      )
+
+      let fetched = try await database.trunkSizes.fetch(project.id)
+      #expect(fetched == [trunk])
+
+      let got = try await database.trunkSizes.get(trunk.id)
+      #expect(got == trunk)
+
+      let updated = try await database.trunkSizes.update(
+        trunk.id, .init(type: .return)
+      )
+      #expect(updated.type == .return)
+      #expect(updated.id == trunk.id)
+
+      try await database.trunkSizes.delete(trunk.id)
+    }
+  }
+
+  @Test
+  func notFound() async throws {
+    try await withTestUserAndProject { _, project in
+      @Dependency(\.database.trunkSizes) var trunks
+
+      await #expect(throws: NotFoundError.self) {
+        try await trunks.create(
+          .init(projectID: project.id, type: .supply, rooms: [UUID(0): [1]])
+        )
+      }
+
+      await #expect(throws: NotFoundError.self) {
+        try await trunks.delete(UUID(0))
+      }
+
+      await #expect(throws: NotFoundError.self) {
+        try await trunks.update(UUID(0), .init(type: .return))
+      }
+    }
+  }
+}