Resume paused scrapes from their cursor

2026-09-17 00:14:57 +02:00
parent 089bca0d4f
commit 0664b54241
10 changed files with 110 additions and 0 deletions
@@ -877,6 +877,33 @@ void (async () => {
        assert.equal(existsSync(join(dir, `${poster?.hash}.webp`)), true);
    });

+    await test("engine resumes a paused scrape from its cursor", async () => {
+        const first = new FakeBackend([
+            { messages: [message("500"), message("499")] },
+            { messages: [message("498")] }
+        ]);
+
+        const engine = engineFor(root, first);
+        const started = await engine.start({ channelId: "140", guildId: null, mode: "links", backend: first });
+        engine.stop(started.id);
+        await engine.processQueue();
+
+        let meta = engine.get(started.id);
+        assert.equal(meta?.state, "paused");
+        assert.equal(meta?.cursor, "499");
+        assert.equal(meta?.messages, 2);
+
+        const second = new FakeBackend([{ messages: [message("498")] }]);
+        await engine.resume(started.id, second);
+        await engine.processQueue();
+
+        meta = engine.get(started.id);
+        assert.equal(meta?.state, "done");
+        assert.equal(meta?.messages, 3);
+        assert.equal(meta?.cursor, "498");
+        assert.equal(second.calls[0].before, "499");
+    });
+
    await test("backfillPreviews fills rows left by a preview-less walk", async () => {
        const backend = new FakeBackend([
            {