tests(e2e): Allow tests to run only on file changes

- supports glob patterns in testfiles
- only runs tests on changes
- always runs tests without specified patterns

tests(e2e): refactor global watch patterns

tests(e2e): add watch patterns to test files

tests/e2e/repo-commitgraph.test.e2e.js

@@ -0,0 +1,39 @@
+// @ts-check
+
+// @watch start
+// templates/repo/graph.tmpl
+// web_src/css/features/gitgraph.css
+// web_src/js/features/repo-graph.js
+// @watch end
+
+import {expect} from '@playwright/test';
+import {test, login_user, load_logged_in_context} from './utils_e2e.js';
+
+test.beforeAll(async ({browser}, workerInfo) => {
+  await login_user(browser, workerInfo, 'user2');
+});
+
+test('Commit graph overflow', async ({page}) => {
+  await page.goto('/user2/diff-test/graph');
+  await expect(page.getByRole('button', {name: 'Mono'})).toBeInViewport({ratio: 1});
+  await expect(page.getByRole('button', {name: 'Color'})).toBeInViewport({ratio: 1});
+  await expect(page.locator('.selection.search.dropdown')).toBeInViewport({ratio: 1});
+});
+
+test('Switch branch', async ({browser}, workerInfo) => {
+  const context = await load_logged_in_context(browser, workerInfo, 'user2');
+  const page = await context.newPage();
+  const response = await page.goto('/user2/repo1/graph');
+  await expect(response?.status()).toBe(200);
+
+  await page.click('#flow-select-refs-dropdown');
+  const input = page.locator('#flow-select-refs-dropdown');
+  await input.pressSequentially('develop', {delay: 50});
+  await input.press('Enter');
+
+  await page.waitForLoadState('networkidle');
+
+  await expect(page.locator('#loading-indicator')).toBeHidden();
+  await expect(page.locator('#rel-container')).toBeVisible();
+  await expect(page.locator('#rev-container')).toBeVisible();
+});