test(e2e/agents): add live-stream spec for Validation #4

Inside a session, poll until ≥3 events have rendered in the conversation
pane (combination of message bubbles and tool-call cards). Mock provider
ticks every 400ms so this lands well under the 10s budget.
This commit is contained in:
Ishaan Jaffer 2026-05-06 15:09:22 -07:00
parent bf6017a5b7
commit 50b2ad9482
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/**
* LIT-2881 Validation #4 Live event streaming.
*
* Inside a session, 3 events render in the conversation pane within 10s
* (from the mock SSE stream assistant_message, tool_call, etc.).
*/
import { test, expect } from "@playwright/test";
import { AGENTS_DEV_URL, authenticateAgentsPage } from "./_helpers";
test("session view streams ≥3 events into the conversation pane", async ({ page }) => {
await authenticateAgentsPage(page);
await page.goto(`${AGENTS_DEV_URL}/agents/agt_01/sessions/ses_01`);
await expect(page.getByTestId("conversation-pane")).toBeVisible();
// Mock streamer ticks every 400ms; we should see all kinds of events
// (the conversation snapshot already has 3 messages + 6 streamed events).
// Count visible message bubbles + tool cards + diff entries combined.
await expect
.poll(
async () => {
const messages = await page.getByTestId(/^message-bubble-/).count();
const tools = await page.getByTestId("tool-call-card").count();
return messages + tools;
},
{ timeout: 10_000, intervals: [200, 500, 1000] },
)
.toBeGreaterThanOrEqual(3);
});