1) [firefox] › test/filebrowser.spec.ts:31:7 › File Browser › Select one file ──────────────────── Error: expect(locator).toBeVisible() Locator: getByRole('toolbar').getByText('Open') Expected: visible Received: hidden Call log: - expect.toBeVisible with timeout 5000ms - waiting for getByRole('toolbar').getByText('Open') 37 | 38 | ['Rename', 'Delete', 'Open', 'Download', 'Delete'].forEach(async (text) => { > 39 | expect(toolbar.getByText(text)).toBeVisible(); | ^ 40 | }); 41 | }); 42 | at forEach (/home/runner/work/notebook/notebook/ui-tests/test/filebrowser.spec.ts:39:39) at /home/runner/work/notebook/notebook/ui-tests/test/filebrowser.spec.ts:38:56

2) [firefox] › test/notebook.spec.ts:24:7 › Notebook › Title should be rendered ────────────────── Error: "apiRequestContext.fetch: Target page, context or browser has been closed Call log: - → POST http://localhost:8888/api/sessions?1728925042374 - user-agent: Mozilla/5.0 (X11; Linux x86_64; rv:128.0) Gecko/20100101 Firefox/128.0 - accept: */* - accept-encoding: gzip, deflate, br, zstd - host: localhost:8888 - accept-language: en-US - content-type: text/plain;charset=UTF-8 - content-length: 172 - referer: http://localhost:8888/notebooks/test-notebook-Notebook-Title-should-be-rendered-firefox/example.ipynb - x-xsrftoken: 2|4df38b93|db154e895a6308a728b7e54c046fada6|1728925038 - origin: http://localhost:8888 - sec-fetch-dest: empty - sec-fetch-mode: cors - sec-fetch-site: same-origin - connection: keep-alive - cookie: username-localhost-8888=2|1:0|10:1728925038|23:username-localhost-8888|196:eyJ1c2VybmFtZSI6ICJlOTUxNGY1NDU5ZDk0Y2U0YmM0M2ZiM2RhMzE3OWZmZiIsICJuYW1lIjogIkFub255bW91cyBFdXBvcmllIiwgImRpc3BsYXlfbmFtZSI6ICJBbm9ueW1vdXMgRXVwb3JpZSIsICJpbml0aWFscyI6ICJBRSIsICJjb2xvciI6IG51bGx9|0cc883c172d4ca28254c327de2d834d720f82f174df64a246a1567dd8106b550; _xsrf=2|4df38b93|db154e895a6308a728b7e54c046fada6|1728925038 " while running route callback. Consider awaiting `await page.unrouteAll({ behavior: 'ignoreErrors' })` before the end of the test to ignore remaining routes in flight. at /home/runner/work/notebook/notebook/ui-tests/node_modules/@jupyterlab/galata/src/galata.ts:961:49

1) [firefox] › test/settings.spec.ts:23:7 › Settings › Should be persisted after reloading the page Error: Screenshot comparison failed: 305 pixels (ratio 0.01 of all image pixels) are different. Expected: /home/runner/work/notebook/notebook/ui-tests/test/settings.spec.ts-snapshots/top-visible-firefox-linux.png Received: /home/runner/work/notebook/notebook/ui-tests/test-results/test-settings-Settings-Sho-cda2b-ed-after-reloading-the-page-firefox/top-visible-actual.png Diff: /home/runner/work/notebook/notebook/ui-tests/test-results/test-settings-Settings-Sho-cda2b-ed-after-reloading-the-page-firefox/top-visible-diff.png 41 | await page.reload({ waitUntil: 'networkidle' }); 42 | await page.menu.getMenuItem(showHeaderPath); > 43 | expect(await page.screenshot()).toMatchSnapshot('top-visible.png'); | ^ 44 | }); 45 | }); 46 | at /home/runner/work/notebook/notebook/ui-tests/test/settings.spec.ts:43:37

1) [firefox] › test/settings.spec.ts:23:7 › Settings › Should be persisted after reloading the page Retry #1 ─────────────────────────────────────────────────────────────────────────────────────── Error: Screenshot comparison failed: 305 pixels (ratio 0.01 of all image pixels) are different. Expected: /home/runner/work/notebook/notebook/ui-tests/test/settings.spec.ts-snapshots/top-visible-firefox-linux.png Received: /home/runner/work/notebook/notebook/ui-tests/test-results/test-settings-Settings-Sho-cda2b-ed-after-reloading-the-page-firefox-retry1/top-visible-actual.png Diff: /home/runner/work/notebook/notebook/ui-tests/test-results/test-settings-Settings-Sho-cda2b-ed-after-reloading-the-page-firefox-retry1/top-visible-diff.png 41 | await page.reload({ waitUntil: 'networkidle' }); 42 | await page.menu.getMenuItem(showHeaderPath); > 43 | expect(await page.screenshot()).toMatchSnapshot('top-visible.png'); | ^ 44 | }); 45 | }); 46 | at /home/runner/work/notebook/notebook/ui-tests/test/settings.spec.ts:43:37

2) [firefox] › test/filebrowser.spec.ts:31:7 › File Browser › Select one file ──────────────────── Error: expect(locator).toBeVisible() Locator: getByRole('toolbar').getByText('Download') Expected: visible Received: hidden Call log: - expect.toBeVisible with timeout 5000ms - waiting for getByRole('toolbar').getByText('Download') 37 | 38 | ['Rename', 'Delete', 'Open', 'Download', 'Delete'].forEach(async (text) => { > 39 | expect(toolbar.getByText(text)).toBeVisible(); | ^ 40 | }); 41 | }); 42 | at forEach (/home/runner/work/notebook/notebook/ui-tests/test/filebrowser.spec.ts:39:39) at /home/runner/work/notebook/notebook/ui-tests/test/filebrowser.spec.ts:38:56

3) [firefox] › test/filebrowser.spec.ts:43:7 › File Browser › Select files and folders ─────────── Error: expect(locator).toBeVisible() Locator: getByRole('toolbar').getByText('Delete') Expected: visible Received: hidden Call log: - expect.toBeVisible with timeout 5000ms - waiting for getByRole('toolbar').getByText('Delete') 53 | expect(toolbar.getByText('Rename')).toBeHidden(); 54 | expect(toolbar.getByText('Open')).toBeHidden(); > 55 | expect(toolbar.getByText('Delete')).toBeVisible(); | ^ 56 | }); 57 | 58 | test('Select files and open', async ({ page, tmpPath }) => { at /home/runner/work/notebook/notebook/ui-tests/test/filebrowser.spec.ts:55:41

Process completed with exit code 1.

2 flaky [firefox] › test/filebrowser.spec.ts:31:7 › File Browser › Select one file ───────────────────── [firefox] › test/notebook.spec.ts:24:7 › Notebook › Title should be rendered ─────────────────── 33 passed (2.0m)