TRAP Caching: Add timeouts to upload/download operations

src/util.test.ts

@@ -601,3 +601,34 @@ function mockVersion(version) {
     },
   } as CodeQL;
 }
+
+const longTime = 999_999;
+const shortTime = 10;
+
+test("withTimeout on long task", async (t) => {
+  let longTaskTimedOut = false;
+  const longTask = new Promise((resolve) => {
+    setTimeout(() => {
+      resolve(42);
+    }, longTime);
+  });
+  const result = await util.withTimeout(shortTime, longTask, () => {
+    longTaskTimedOut = true;
+  });
+  t.deepEqual(longTaskTimedOut, true);
+  t.deepEqual(result, undefined);
+});
+
+test("withTimeout on short task", async (t) => {
+  let shortTaskTimedOut = false;
+  const shortTask = new Promise((resolve) => {
+    setTimeout(() => {
+      resolve(99);
+    }, shortTime);
+  });
+  const result = await util.withTimeout(longTime, shortTask, () => {
+    shortTaskTimedOut = true;
+  });
+  t.deepEqual(shortTaskTimedOut, false);
+  t.deepEqual(result, 99);
+});