remove networkIdle wait state when switching pages (#2428)

# Which issue(s) this PR fixes

speed up e2e tests + improve stability

## Checklist

- [ ] Unit, integration, and e2e (if applicable) tests updated
- [ ] Documentation added (or `pr:no public docs` PR label added if not
required)
- [ ] `CHANGELOG.md` updated (or `pr:no changelog` PR label added if not
required)

integration-tests/schedules/quality.test.ts

@@ -8,19 +8,15 @@ test('check schedule quality for simple 1-user schedule', async ({ adminRolePage
 
   await createOnCallSchedule(page, onCallScheduleName, userName);
 
-  /**
-   * this page.reload() call is a hack to temporarily get around this issue
-   * https://github.com/grafana/oncall/issues/1968
-   */
-  await page.reload({ waitUntil: 'networkidle' });
-
   const scheduleQualityElement = page.getByTestId('schedule-quality');
+  await scheduleQualityElement.waitFor({ state: 'visible' });
 
   await expect(scheduleQualityElement).toHaveText('Quality: Great', { timeout: 15_000 });
 
   await scheduleQualityElement.hover();
 
   const scheduleQualityDetailsElement = page.getByTestId('schedule-quality-details');
+  await scheduleQualityDetailsElement.waitFor({ state: 'visible' });
 
   await expect(scheduleQualityDetailsElement.locator('span[class*="Text"] >> nth=2 ')).toHaveText(
     'Schedule has no gaps'

integration-tests/utils/navigation.ts

@@ -4,8 +4,7 @@ import { BASE_URL } from './constants';
 type GrafanaPage = '/plugins/grafana-oncall-app';
 type OnCallPage = 'incidents' | 'integrations' | 'escalations' | 'schedules' | 'users';
 
-const _goToPage = (page: Page, url = ''): Promise<Response> =>
-  page.goto(`${BASE_URL}${url}`, { waitUntil: 'networkidle' });
+const _goToPage = (page: Page, url = ''): Promise<Response> => page.goto(`${BASE_URL}${url}`);
 
 export const goToGrafanaPage = (page: Page, url: GrafanaPage): Promise<Response> => _goToPage(page, url);