Migrate LiveSync flows to provider-owned resources

src/common/ownedRemoteResource.unit.spec.ts

@@ -0,0 +1,28 @@
+import { describe, expect, it, vi } from "vitest";
+import { withOwnedRemoteResource } from "./ownedRemoteResource";
+
+describe("flow-owned remote resources", () => {
+    it("disposes a resource after a successful finite operation", async () => {
+        const dispose = vi.fn(async () => undefined);
+        const resource = { dispose };
+
+        await expect(
+            withOwnedRemoteResource(resource, async (owned) => (owned === resource ? "done" : "wrong"))
+        ).resolves.toBe("done");
+
+        expect(dispose).toHaveBeenCalledOnce();
+    });
+
+    it("disposes a resource when the finite operation rejects", async () => {
+        const dispose = vi.fn(async () => undefined);
+        const error = new Error("resource operation failed");
+
+        await expect(
+            withOwnedRemoteResource({ dispose }, async () => {
+                throw error;
+            })
+        ).rejects.toBe(error);
+
+        expect(dispose).toHaveBeenCalledOnce();
+    });
+});