1) [chromium] › 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?1729621685399 - user-agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/128.0.6613.18 Safari/537.36 - accept: */* - accept-encoding: gzip,deflate,br - accept-language: en-US - content-type: text/plain;charset=UTF-8 - cookie: username-localhost-8888="2|1:0|10:1729621682|23:username-localhost-8888|196:eyJ1c2VybmFtZSI6ICIyNDlmN2FmZGM2N2M0Zjk3ODU2NGFhMDMzYjI1YjcwZCIsICJuYW1lIjogIkFub255bW91cyBTaW5vcGUiLCAiZGlzcGxheV9uYW1lIjogIkFub255bW91cyBTaW5vcGUiLCAiaW5pdGlhbHMiOiAiQVMiLCAiY29sb3IiOiBudWxsfQ==|fb03ba0ac2bad03df3426cf49029c20d00a1d95a0429a9c7e9de3d011d4fb692"; _xsrf=2|1001264d|e58c301688668f56fa68002b85dfdef3|1729621682 - origin: http://localhost:8888 - referer: http://localhost:8888/notebooks/test-notebook-Notebook-Title-should-be-rendered-chromium/example.ipynb - x-xsrftoken: 2|1001264d|e58c301688668f56fa68002b85dfdef3|1729621682 - sec-ch-ua: "Chromium";v="128", "Not;A=Brand";v="24", "HeadlessChrome";v="128" - sec-ch-ua-mobile: ?0 - sec-ch-ua-platform: "Linux" - content-length: 173 " 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) [chromium] › test/menus.spec.ts:37:9 › Notebook Menus › Open menu item View ─────────────────── Error: Screenshot comparison failed: Expected an image 369px by 648px, received 369px by 672px. 7213 pixels (ratio 0.03 of all image pixels) are different. Expected: /home/runner/work/notebook/notebook/ui-tests/test/menus.spec.ts-snapshots/opened-menu-view-chromium-linux.png Received: /home/runner/work/notebook/notebook/ui-tests/test-results/test-menus-Notebook-Menus-Open-menu-item-View-chromium/opened-menu-view-actual.png Diff: /home/runner/work/notebook/notebook/ui-tests/test-results/test-menus-Notebook-Menus-Open-menu-item-View-chromium/opened-menu-view-diff.png 45 | const menu = await page.menu.getOpenMenu(); 46 | expect(menu).toBeDefined(); > 47 | expect(await menu?.screenshot()).toMatchSnapshot(imageName.toLowerCase()); | ^ 48 | }); 49 | }); 50 | }); at /home/runner/work/notebook/notebook/ui-tests/test/menus.spec.ts:47:40

1) [chromium] › test/menus.spec.ts:37:9 › Notebook Menus › Open menu item View ─────────────────── Retry #1 ─────────────────────────────────────────────────────────────────────────────────────── Error: Screenshot comparison failed: Expected an image 369px by 648px, received 369px by 672px. 7213 pixels (ratio 0.03 of all image pixels) are different. Expected: /home/runner/work/notebook/notebook/ui-tests/test/menus.spec.ts-snapshots/opened-menu-view-chromium-linux.png Received: /home/runner/work/notebook/notebook/ui-tests/test-results/test-menus-Notebook-Menus-Open-menu-item-View-chromium-retry1/opened-menu-view-actual.png Diff: /home/runner/work/notebook/notebook/ui-tests/test-results/test-menus-Notebook-Menus-Open-menu-item-View-chromium-retry1/opened-menu-view-diff.png 45 | const menu = await page.menu.getOpenMenu(); 46 | expect(menu).toBeDefined(); > 47 | expect(await menu?.screenshot()).toMatchSnapshot(imageName.toLowerCase()); | ^ 48 | }); 49 | }); 50 | }); at /home/runner/work/notebook/notebook/ui-tests/test/menus.spec.ts:47:40

2) [chromium] › test/settings.spec.ts:23:7 › Settings › Should be persisted after reloading the page Error: Screenshot comparison failed: 489 pixels (ratio 0.01 of all image pixels) are different. Expected: /home/runner/work/notebook/notebook/ui-tests/test/settings.spec.ts-snapshots/top-hidden-chromium-linux.png Received: /home/runner/work/notebook/notebook/ui-tests/test-results/test-settings-Settings-Sho-cda2b-ed-after-reloading-the-page-chromium/top-hidden-actual.png Diff: /home/runner/work/notebook/notebook/ui-tests/test-results/test-settings-Settings-Sho-cda2b-ed-after-reloading-the-page-chromium/top-hidden-diff.png 34 | await page.reload({ waitUntil: 'networkidle' }); 35 | await page.menu.getMenuItem(showHeaderPath); > 36 | expect(await page.screenshot()).toMatchSnapshot('top-hidden.png', { | ^ 37 | maxDiffPixels: 300, 38 | }); 39 | at /home/runner/work/notebook/notebook/ui-tests/test/settings.spec.ts:36:37

2) [chromium] › test/settings.spec.ts:23:7 › Settings › Should be persisted after reloading the page Retry #1 ─────────────────────────────────────────────────────────────────────────────────────── Error: Screenshot comparison failed: 489 pixels (ratio 0.01 of all image pixels) are different. Expected: /home/runner/work/notebook/notebook/ui-tests/test/settings.spec.ts-snapshots/top-hidden-chromium-linux.png Received: /home/runner/work/notebook/notebook/ui-tests/test-results/test-settings-Settings-Sho-cda2b-ed-after-reloading-the-page-chromium-retry1/top-hidden-actual.png Diff: /home/runner/work/notebook/notebook/ui-tests/test-results/test-settings-Settings-Sho-cda2b-ed-after-reloading-the-page-chromium-retry1/top-hidden-diff.png 34 | await page.reload({ waitUntil: 'networkidle' }); 35 | await page.menu.getMenuItem(showHeaderPath); > 36 | expect(await page.screenshot()).toMatchSnapshot('top-hidden.png', { | ^ 37 | maxDiffPixels: 300, 38 | }); 39 | at /home/runner/work/notebook/notebook/ui-tests/test/settings.spec.ts:36:37

3) [chromium] › test/mobile.spec.ts:30:7 › Mobile › The layout should be more compact on the file browser page Error: Screenshot comparison failed: 405 pixels (ratio 0.01 of all image pixels) are different. Expected: /home/runner/work/notebook/notebook/ui-tests/test/mobile.spec.ts-snapshots/tree-chromium-linux.png Received: /home/runner/work/notebook/notebook/ui-tests/test-results/test-mobile-Mobile-The-lay-60036-ct-on-the-file-browser-page-chromium/tree-actual.png Diff: /home/runner/work/notebook/notebook/ui-tests/test-results/test-mobile-Mobile-The-lay-60036-ct-on-the-file-browser-page-chromium/tree-diff.png 36 | await page.waitForSelector('#top-panel-wrapper', { state: 'hidden' }); 37 | > 38 | expect(await page.screenshot()).toMatchSnapshot('tree.png', { | ^ 39 | maxDiffPixels: 300, 40 | }); 41 | }); at /home/runner/work/notebook/notebook/ui-tests/test/mobile.spec.ts:38:37

Process completed with exit code 1.

1 flaky [chromium] › test/notebook.spec.ts:24:7 › Notebook › Title should be rendered ────────────────── 34 passed (1.8m)