test(perf): trim fixed waits in relay and startup tests

extensions/diffs/index.test.ts

@@ -71,6 +71,7 @@ describe("diffs plugin registration", () => {
       },
       pluginConfig: {
         defaults: {
+          mode: "view",
           theme: "light",
           background: false,
           layout: "split",

extensions/googlechat/src/channel.startup.test.ts

@@ -48,18 +48,14 @@ describe("googlechatPlugin gateway.startAccount", () => {
         statusPatchSink: (next) => patches.push({ ...next }),
       }),
     );
-
-    await new Promise((resolve) => setTimeout(resolve, 20));
-
     let settled = false;
     void task.then(() => {
       settled = true;
     });
-
-    await new Promise((resolve) => setTimeout(resolve, 20));
+    await vi.waitFor(() => {
+      expect(hoisted.startGoogleChatMonitor).toHaveBeenCalledOnce();
+    });
     expect(settled).toBe(false);
-
-    expect(hoisted.startGoogleChatMonitor).toHaveBeenCalledOnce();
     expect(unregister).not.toHaveBeenCalled();
 
     abort.abort();

extensions/line/src/channel.startup.test.ts

@@ -115,16 +115,15 @@ describe("linePlugin gateway.startAccount", () => {
       }),
     );
 
-    // Allow async internals (probeLineBot await) to flush
-    await new Promise((r) => setTimeout(r, 20));
-
-    expect(monitorLineProvider).toHaveBeenCalledWith(
-      expect.objectContaining({
-        channelAccessToken: "token",
-        channelSecret: "secret",
-        accountId: "default",
-      }),
-    );
+    await vi.waitFor(() => {
+      expect(monitorLineProvider).toHaveBeenCalledWith(
+        expect.objectContaining({
+          channelAccessToken: "token",
+          channelSecret: "secret",
+          accountId: "default",
+        }),
+      );
+    });
 
     abort.abort();
     await task;

extensions/nextcloud-talk/src/channel.startup.test.ts

@@ -48,17 +48,14 @@ describe("nextcloudTalkPlugin gateway.startAccount", () => {
         abortSignal: abort.signal,
       }),
     );
-
-    await new Promise((resolve) => setTimeout(resolve, 20));
-
     let settled = false;
     void task.then(() => {
       settled = true;
     });
-
-    await new Promise((resolve) => setTimeout(resolve, 20));
+    await vi.waitFor(() => {
+      expect(hoisted.monitorNextcloudTalkProvider).toHaveBeenCalledOnce();
+    });
     expect(settled).toBe(false);
-    expect(hoisted.monitorNextcloudTalkProvider).toHaveBeenCalledOnce();
     expect(stop).not.toHaveBeenCalled();
 
     abort.abort();