Reduce deprecated API and dependency warnings

src/common/compatibilitySettings.unit.spec.ts

@@ -0,0 +1,22 @@
+import { describe, expect, it } from "vitest";
+import { disableLegacyBulkChunkPreSend, usesLegacyIndexedDBAdapter } from "./compatibilitySettings.ts";
+
+describe("compatibility settings", () => {
+    it.each([true, false])("preserves the operative legacy adapter selection (%s)", (useIndexedDBAdapter) => {
+        expect(usesLegacyIndexedDBAdapter({ useIndexedDBAdapter })).toBe(useIndexedDBAdapter);
+    });
+
+    it("disables automatic bulk chunk pre-send and restores its inert size value", () => {
+        const settings = { sendChunksBulk: true, sendChunksBulkMaxSize: 16 };
+
+        expect(disableLegacyBulkChunkPreSend(settings)).toBe(true);
+        expect(settings).toEqual({ sendChunksBulk: false, sendChunksBulkMaxSize: 1 });
+    });
+
+    it("leaves an already migrated bulk chunk setting unchanged", () => {
+        const settings = { sendChunksBulk: false, sendChunksBulkMaxSize: 4 };
+
+        expect(disableLegacyBulkChunkPreSend(settings)).toBe(false);
+        expect(settings).toEqual({ sendChunksBulk: false, sendChunksBulkMaxSize: 4 });
+    });
+});