The forge tools cut a request the forge never answers and refuse a file too big for an answer without fetching it: a 5 MB read stalled every read (issue 1577)

modules/gitea/test/paging.test.ts

@@ -90,3 +90,48 @@ test("a pass pages until it reaches back past its floor, and no further", async
     server.close();
   }
 });
+
+// **One forge request never holds the others, and a file too big for an answer is not downloaded** (novox/hq issue 1577): a
+// request for a 4.9 MB file never ended and every read through the module timed out behind it.
+test("a request the forge never answers is cut at the limit and says which request", async () => {
+  const { GiteaClient } = await import("../client.ts");
+  const server = createServer((req) => { if (!req.url?.includes("fast")) return; });
+  await new Promise<void>((r) => server.listen(0, r));
+  const client = new GiteaClient(`http://127.0.0.1:${(server.address() as any).port}`, "t");
+  client.requestTimeoutMs = 150;
+  try {
+    const started = Date.now();
+    await assert.rejects(client.api("/repos/novox/hq/pulls"), /Gitea API GET \/repos\/novox\/hq\/pulls: no answer in 0\.15 s/);
+    assert.ok(Date.now() - started < 3000);
+  } finally {
+    server.closeAllConnections();
+    await new Promise<void>((r) => server.close(() => r()));
+  }
+});
+
+test("a file over 512 KiB is refused from its directory listing, and its body is never asked for", async () => {
+  const { GiteaClient } = await import("../client.ts");
+  const asked: string[] = [];
+  const server = createServer((req, res) => {
+    asked.push(req.url ?? "");
+    res.setHeader("Content-Type", "application/json");
+    if (req.url?.startsWith("/api/v1/repos/novox/hq/contents/bin?")) {
+      return res.end(JSON.stringify([{ path: "bin/big", type: "file", size: 5_000_000 }, { path: "bin/small", type: "file", size: 5 }]));
+    }
+    if (req.url?.startsWith("/api/v1/repos/novox/hq/contents/bin/small")) {
+      return res.end(JSON.stringify({ type: "file", encoding: "base64", sha: "s", size: 5, content: Buffer.from("hello").toString("base64") }));
+    }
+    res.statusCode = 404;
+    res.end("{}");
+  });
+  await new Promise<void>((r) => server.listen(0, r));
+  const client = new GiteaClient(`http://127.0.0.1:${(server.address() as any).port}`, "t");
+  try {
+    await assert.rejects(client.getFile("novox", "hq", "bin/big", "main"),
+      /the file is 5000000 bytes, over the 512 KiB a tool answer can carry; read it from a clone/);
+    assert.ok(!asked.some((u) => u.includes("/contents/bin/big")), asked.join("\n"));
+    assert.equal((await client.getFile("novox", "hq", "bin/small", "main")).content, "hello");
+  } finally {
+    await new Promise<void>((r) => server.close(() => r()));
+  }
+});