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This commit is contained in:
Oleg Maslov
2026-09-02 10:14:22 +02:00
parent 0c3e2ead3b
commit b20b138fe4
771 changed files with 161561 additions and 9027 deletions
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23
tests/e2e/failure-injection/network-drop.spec.ts
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@@ -11,9 +11,9 @@
* message: "Backend is offline. Connect to a Waggle server to start chatting."
*
* (b) the body simply ENDS without a `done` event → the reader yields
* done=true, the while loop at adapter.ts:360 exits, sendMessage()
* returns normally, and no error is shown but the partial tokens that DID
* arrive remain rendered (graceful truncation, no crash/hang).
* done=true, useChat rejects the non-terminal stream, clears the
* uncommitted token draft, and renders a retryable incomplete-response
* error (fail closed, no crash/hang).
*
* The client does NOT auto-retry (by design). These tests assert the RECOVERY /
* ERROR contract for both shapes, plus that a user can re-send after a drop and
@@ -122,9 +122,9 @@ test('chat SSE connection dropped → shows offline error, does not hang or cras
await expect(input).toBeVisible();
});
// ── Test 2 · Mid-stream truncation (token then close) → token kept, no crash ──
// ── Test 2 · Mid-stream truncation → draft rejected, retry offered, no crash ──
test('chat SSE truncated after one token → partial token rendered, no hang or crash', async ({ page }) => {
test('chat SSE truncated after one token → incomplete draft rejected, retryable error shown', async ({ page }) => {
await gotoDesktop(page);
const input = await openChatInput(page);
@@ -142,12 +142,15 @@ test('chat SSE truncated after one token → partial token rendered, no hang or
await input.fill('trigger a truncated stream');
await input.press('Enter');
// (1) The token that arrived before the drop must be rendered (proves the drop
// happened mid-token, not before any data).
await expect(page.locator('text=MIDSTREAM_TOKEN_PROBE').first()).toBeVisible({ timeout: 15_000 });
// A stream without a terminal event is not authoritative. The client must
// discard the token draft and expose a visible, actionable retry state.
const incompleteError = page.getByText(/response ended before completion/i);
await expect(incompleteError.first()).toBeVisible({ timeout: 15_000 });
await expect(page.getByRole('button', { name: 'Retry' }).first()).toBeVisible();
await expect(page.locator('text=MIDSTREAM_TOKEN_PROBE')).toHaveCount(0);
// (3) No hang: reader hit done=true, sendMessage() returned, loading cleared —
// the composer is editable again.
// No hang: the incomplete-stream failure settles and clears loading, so the
// composer is editable again.
await expect(input).toBeEditable({ timeout: 10_000 });
// (3b) No crash, no infinite loop: desktop + input still present.