CopilotChat v2 renders a welcome screen when messages are empty,
which means the messageView.children callback (where the
copilot-message-list testid lives) is not invoked until the first
message is sent. Send "Hello" before asserting the container exists.
Fixes the test on both LGP (port 3100) and LGT (port 3101).
Remove fragile systemMessage gates from shared-state fixtures in
d5-all.json and feature-parity.json — CopilotKit runtime injects
additional system messages that break substring matching.
Fix gen-ui-agent race conditions: wait for first step visibility
before asserting completion counts, and drop impossible pending-state
observation that aimock completes in milliseconds.
Make Sales Dashboard A2UI assertion soft — recharts only renders when
the full A2UI middleware pipeline fires, not in aimock-only mode.
Combine hitl-in-app approve/reject fixture responses to eliminate
sequenceIndex-based branching that breaks across test runs. Add
.first() to strict-mode-violating getByText selectors.
Sync all 4 fixed test files from LGP to LGT.
Four independent showcase production bugs Alem reported, plus the
D5 multimodal harness regression they unblocked.
Shared-state-read-write: "Greet me" ("Say hi and introduce yourself.")
and "Plan a weekend" ("Suggest a weekend plan based on my interests.")
were matching the bare `hi` and `plan` catch-alls in feature-parity.json
and returning the generic showcase-assistant blurb / 5-step content plan
instead of shared-state-aware responses. Added pill-specific fixtures in
shared-state.json (mirrored into d5-all.json) so the longer userMessage
substrings win first-match-wins ahead of feature-parity.
Auth sign-out: signing out unmounted CopilotKit entirely and bounced
the user back to the SignInCard, so the demo never showcased the
runtime returning 401 — its whole point. The QA contract in
qa/auth.md spelled out the intended UX. Restored it: CopilotKit stays
mounted after the first sign-in, the AuthBanner flips to an amber
"Signed out — the agent will reject your messages" state with a
re-Sign-in button, and CopilotKit's `onError` callback drives a
`data-testid="auth-demo-error"` surface that displays the runtime's
401 the moment the user sends an unauthenticated message. Updated the
e2e spec to match (the old "SignInCard re-mounts after sign-out" test
pinned the regression).
Gen-ui-agent: the aimock fixture short-circuited the 7-step
progression spelled out in `gen_ui_agent.py`'s SYSTEM_PROMPT to a
single set_steps call with all three steps already `completed`, so
the InlineAgentStateCard rendered the final 3/3 state instantly with
no sequential pending → in_progress → completed animation.
Regenerated as a 7-leg toolCallId chain per pill (8 fixtures × 3
pills): seed leg keyed on userMessage with NO `hasToolResult` gate
(matching PR #4770's pattern — `hasToolResult: false` would block the
seed from firing on the second pill in a multi-pill session), then
six toolCallId-keyed transitions, then a final narration. Fixture
order: toolCallId legs FIRST so the most specific match wins.
Multimodal D5: the sample-attachment buttons auto-send via
`agent.addMessage + copilotkit.runAgent` (restored in PR #4761), but
the D5 harness still typed `input` + pressed Enter via the runner
after `preFill`, sending a second user message that competed with the
in-flight image upload — the v1 LangGraph runtime SSE stream got
tangled (browser DevTools showed `statusCode: pending` indefinitely)
and the assistant message never rendered. Added `skipSend?: boolean`
to ConversationTurn (distinct from `skipFill`, which still presses
Enter once the textarea has content) and switched d5-multimodal.ts to
`skipSend: true` with `responseTimeoutMs: 60_000` so the runner waits
on the assistant response without poking the chat further. Bumped the
PDF auto-prompt fixture in feature-parity.json to include the word
"document" so the existing `buildModalityAssertion("document")` check
still lands.
D5 result: 37 → 39 of 40 features passing. Only
`tool-rendering-reasoning-chain` remains and is a separate
agent/runtime bug (Tokyo Responses-API `reasoning` message survives
into the next turn's conversation history, runtime returns
`RUN_ERROR: "message role is not supported"`).
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
The specs and QA markdowns had drifted from the demos they describe.
This commit brings every test contract into line with the actual demo
source — eliminating false-greens, false-fails, and stale assertions.
False-fail spec assertions (would fail every run):
- `agentic-chat.spec.ts` — rewrote from the old `change_background` /
`weather-card` / `useAgentContext` flow that no longer exists. New
spec exercises the vanilla `<CopilotChat>` + three suggestion pills
contract the simplified demo actually exposes.
- `gen-ui-tool-based.spec.ts` — asserted on UI text ("Use the sidebar
to generate charts", "Chart Generator") that doesn't exist; switched
to suggestion-pill assertions and scoped the SVG check to inside the
assistant-message bubble (was matching CopilotChat's send-button
SVG).
- `agent-config.spec.ts` — asserted heading "Agent Config Object" but
the demo has "Agent Config".
- `multimodal.spec.ts` — asserted a non-existent "Multimodal
attachments" heading; switched to the `multimodal-demo-root` testid.
- `chat-slots.spec.ts` — asserted `[data-testid="custom-assistant-
message"]` and the bare text "slot" — neither exists. The actual
signal is `data-slot-label="MessageView.AssistantMessage"` from the
SlotMarker wrapper.
- `reasoning-default.spec.ts` — asserted `[data-testid="copilot-
reasoning-message"]` and `[data-message-role="reasoning"]`; neither
is emitted by `CopilotChatReasoningMessage`. Switched to the text-
based "Thinking…/Thought for…" header label.
False-green spec assertions (passed for the wrong reason):
- `shared-state-read.spec.ts` — was a complete false-green: asserted
on "Sales Pipeline", "Total Pipeline", "Active Deals" but the demo
has been a Recipe Editor for some time. Rewrote against the
recipe-card / ingredients-container / instructions-container testids.
- 11 specs (agent-config, beautiful-chat, frontend-tools-async,
gen-ui-tool-based, gen-ui-agent, gen-ui-interrupt, hitl-in-chat,
hitl-in-app, multimodal, readonly-state-agent-context, voice) used
`[data-role="assistant"]` to gate "agent responded" — but the v2
react-core bundle never emits that attribute (it ships
`data-testid="copilot-assistant-message"`). Mechanical sweep to the
correct testid.
- Deleted `shared-state-write.spec.ts` (route consolidated into
`shared-state-read-write` earlier on this branch — spec targeted a
removed demo) and `renderer-selector.spec.ts` (asserted on a radio-
pill UI that no longer exists; the four "Declarative UI" variants
are now separate manifest demos).
QA drift:
- `qa/gen-ui-tool-based.md` documented a "Haiku Generator" demo with
haiku-card / japanese-line / english-line / haiku-image testids — a
demo that doesn't exist anywhere on this branch. Rewrote to match
the chart-rendering demo's actual testids and pill prompts.
- `qa/chat-slots.md` referenced "Custom Slot" pill / "Welcome to the
Slots demo" heading / "This welcome card is rendered via the
welcomeScreen slot." body text — all of which the slot-wrappers
refactor on this branch removed. Updated to match the
`custom-welcome-message` sub-slot that's actually rendered. Also
fixed max-w-4xl → max-w-5xl to match the page.
- `qa/shared-state-read.md` said default instruction is "Preheat oven
to 350 F" but the source has "Preheat oven to 350°F (175°C)".
- `qa/agentic-chat.md` rewrote to match the simplified vanilla-chat
demo (the previous QA documented `change_background` / `WeatherCard`
flows that no longer exist).
- `qa/reasoning-default.md` cited `kind: "testing"` in feature-
registry.json for the `reasoning-default` entry; the registry entry
has no `kind` field. Rewrote without the false cross-file claim.
- Deleted 4 orphan QA files for demos that don't exist:
`agentic-chat-reasoning.md`, `hitl.md`, `hitl-in-chat-booking.md`,
`shared-state-write.md`.
- Renamed `qa/reasoning-default-render.md` → `qa/reasoning-default.md`
to match the manifest cell name.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
The langgraph-python gen-ui-agent demo was the only one of 18
integrations using the V1 `useCoAgentStateRender` hook. That hook
binds renders to messages via per-message claims, so each
state-changing tool call (each `set_steps` invocation) produced its
own card snapshot in the chat — a typical 3-step plan run pushed
~7+ stacked cards instead of one updating card.
Migrate the page to the canonical V2 pattern already used by every
other gen-ui-agent demo (mastra, strands, ag2, agno, crewai-crews,
langgraph-typescript, pydantic-ai, ...): subscribe to live state via
`useAgent` and render a single `InlineAgentStateCard` inside
`messageView.children`. The card now re-renders in place as state
streams — no per-message claims, no duplicates.
Also tighten the agent system prompt with an explicit numbered tool
sequence (1 plan + 6 transitions + final message) to make the
"step 3 stuck in_progress" tail-of-run failure less likely with
gpt-4o-mini. The UI is robust to a missed final transition either
way: when `agent.isRunning` flips to false, the card headlines
"All N steps complete" regardless of step.status.
Replace the stale e2e spec (which targeted a long-removed
`task-progress` test id) with one that pins the contract:
- exactly one `agent-state-card` rendered, even after the run
finishes
- every `agent-step` ends in `data-status="completed"`
The showcase framework directories better reflect their role as
integration examples rather than distributable packages.
Renames showcase/packages/ -> showcase/integrations/ and updates
the test docker-compose file reference accordingly.
Jordan Ritter