feat(updater): support updates after verified SeaweedFS migration

backend/tests/systemStatusStorage.test.ts

@@ -0,0 +1,29 @@
+import assert from "node:assert/strict";
+import test from "node:test";
+import { HeadBucketCommand } from "@aws-sdk/client-s3";
+import { checkFileStorage } from "../src/modules/system-status.service";
+
+test("file storage health uses an authenticated S3 bucket request for every provider", async () => {
+    const client = { send: async (command: any, options: any) => {
+        assert.ok(command instanceof HeadBucketCommand);
+        assert.deepEqual(command.input, { Bucket: "fedeo" });
+        assert.ok(options.abortSignal instanceof AbortSignal);
+    } };
+    assert.equal((await checkFileStorage(client, "fedeo")).ok, true);
+});
+
+test("unconfigured or denied S3 access is unhealthy and does not disclose SDK details", async () => {
+    assert.equal((await checkFileStorage(null, "fedeo")).ok, false);
+    const result = await checkFileStorage({ send: async () => { throw new Error("secret@private-host"); } }, "fedeo");
+    assert.equal(result.ok, false);
+    assert.ok(!JSON.stringify(result).includes("private-host"));
+});
+
+test("S3 health aborts a hung request at its deadline", async () => {
+    const client = { send: (_command: any, options: any) => new Promise((_resolve, reject) => {
+        options.abortSignal.addEventListener("abort", () => reject(new Error("aborted")), { once: true });
+    }) };
+    const result = await checkFileStorage(client, "fedeo", 10);
+    assert.equal(result.ok, false);
+    assert.match(result.error, /Zeitlimit/);
+});