Add cypress config

Signed-off-by: Louis Chemineau <louis@chmn.me>

.github/workflows/cypress.yml

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+name: Cypress
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+      - master
+      - stable*
+
+env:
+  # Adjust APP_NAME if your repository name is different
+  APP_NAME: ${{ github.event.repository.name }}
+
+  # This represents the server branch to checkout.
+  # Usually it's the base branch of the PR, but for pushes it's the branch itself.
+  # e.g. 'main', 'stable27' or 'feature/my-feature
+  # n.b. server will use head_ref, as we want to test the PR branch.
+  BRANCH: ${{ github.base_ref || github.ref_name }}
+
+jobs:
+  init:
+    runs-on: ubuntu-latest
+    outputs:
+      nodeVersion: ${{ steps.versions.outputs.nodeVersion }}
+      npmVersion: ${{ steps.versions.outputs.npmVersion }}
+
+    steps:
+      - name: Checkout app
+        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+
+      - name: Check composer.json
+        id: check_composer
+        uses: andstor/file-existence-action@20b4d2e596410855db8f9ca21e96fbe18e12930b # v2
+        with:
+          files: "composer.json"
+
+      - name: Install composer dependencies
+        if: steps.check_composer.outputs.files_exists == 'true'
+        run: composer install --no-dev
+
+      - name: Read package.json node and npm engines version
+        uses: skjnldsv/read-package-engines-version-actions@0ce2ed60f6df073a62a77c0a4958dd0fc68e32e7 # v2.1
+        id: versions
+        with:
+          fallbackNode: "^20"
+          fallbackNpm: "^9"
+
+      - name: Set up node ${{ steps.versions.outputs.nodeVersion }}
+        uses: actions/setup-node@64ed1c7eab4cce3362f8c340dee64e5eaeef8f7c # v3.6.0
+        with:
+          node-version: ${{ steps.versions.outputs.nodeVersion }}
+
+      - name: Set up npm ${{ steps.versions.outputs.npmVersion }}
+        run: npm i -g npm@"${{ steps.versions.outputs.npmVersion }}"
+
+      - name: Install node dependencies & build app
+        run: |
+          npm ci
+          TESTING=true npm run build --if-present
+
+      - name: Save context
+        uses: buildjet/cache/save@e376f15c6ec6dc595375c78633174c7e5f92dc0e # v3
+        with:
+          key: cypress-context-${{ github.run_id }}
+          path: ./
+
+  cypress:
+    runs-on: ubuntu-latest
+    needs: init
+
+    strategy:
+      fail-fast: false
+      matrix:
+        # Run multiple copies of the current job in parallel
+        # Please increase the number or runners as your tests suite grows
+        containers: [1, 2, 3]
+
+    name: runner ${{ matrix.containers }}
+
+    steps:
+      - name: Restore context
+        uses: buildjet/cache/restore@e376f15c6ec6dc595375c78633174c7e5f92dc0e # v3
+        with:
+          fail-on-cache-miss: true
+          key: cypress-context-${{ github.run_id }}
+          path: ./
+
+      - name: Set up node ${{ needs.init.outputs.nodeVersion }}
+        uses: actions/setup-node@64ed1c7eab4cce3362f8c340dee64e5eaeef8f7c # v3.6.0
+        with:
+          node-version: ${{ needs.init.outputs.nodeVersion }}
+
+      - name: Set up npm ${{ needs.init.outputs.npmVersion }}
+        run: npm i -g npm@"${{ needs.init.outputs.npmVersion }}"
+
+      - name: Run ${{ matrix.containers == 'component' && 'component' || 'E2E' }} cypress tests
+        uses: cypress-io/github-action@db1693016f23ccf9043f4b2428f9b04e5d502a73 # v5.8.1
+        with:
+          record: true
+          parallel: true
+          # cypress run type
+          component: ${{ matrix.containers == 'component' }}
+          group: Run ${{ matrix.containers == 'component' && 'component' || 'E2E' }}
+          # cypress env
+          ci-build-id: ${{ github.sha }}-${{ github.run_number }}
+          tag: ${{ github.event_name }}
+        env:
+          # Needs to be prefixed with CYPRESS_
+          CYPRESS_BRANCH: ${{ env.BRANCH }}
+          # https://github.com/cypress-io/github-action/issues/124
+          COMMIT_INFO_MESSAGE: ${{ github.event.pull_request.title }}
+          # Needed for some specific code workarounds
+          TESTING: true
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          CYPRESS_RECORD_KEY: ${{ secrets.CYPRESS_RECORD_KEY }}
+
+      - name: Upload snapshots
+        uses: actions/upload-artifact@0b7f8abb1508181956e8e162db84b466c27e18ce # v3.1.2
+        if: always()
+        with:
+          name: snapshots_${{ matrix.containers }}
+          path: cypress/snapshots
+
+      - name: Extract NC logs
+        if: failure() && matrix.containers != 'component'
+        run: docker logs nextcloud-cypress-tests-${{ env.APP_NAME }} > nextcloud.log
+
+      - name: Upload NC logs
+        uses: actions/upload-artifact@0b7f8abb1508181956e8e162db84b466c27e18ce # v3.1.2
+        if: failure() && matrix.containers != 'component'
+        with:
+          name: nc_logs_${{ matrix.containers }}
+          path: nextcloud.log
+
+  summary:
+    runs-on: ubuntu-latest
+    needs: [init, cypress]
+
+    if: always()
+
+    name: cypress-summary
+
+    steps:
+      - name: Summary status
+        run: if ${{ needs.init.result != 'success' || ( needs.cypress.result != 'success' && needs.cypress.result != 'skipped' ) }}; then exit 1; fi

cypress.config.ts

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+import { configureNextcloud, startNextcloud, stopNextcloud, waitOnNextcloud } from './cypress/dockerNode'
+import { defineConfig } from 'cypress'
+
+import getCompareSnapshotsPlugin from 'cypress-visual-regression/dist/plugin'
+
+export default defineConfig({
+	projectId: 'xcmgay',
+
+	// 16/9 screen ratio
+	viewportWidth: 1280,
+	viewportHeight: 720,
+
+	requestTimeout: 20000,
+
+	retries: {
+		runMode: 0,
+		// do not retry in `cypress open`
+		openMode: 0,
+	},
+
+	// Needed to trigger `after:run` events with cypress open
+	experimentalInteractiveRunEvents: true,
+
+	// faster video processing
+	videoCompression: false,
+
+	// Visual regression testing
+	env: {
+		failSilently: false,
+		type: 'actual',
+	},
+	screenshotsFolder: 'cypress/snapshots/actual',
+	trashAssetsBeforeRuns: true,
+
+	e2e: {
+		// Disable isolation
+		testIsolation: false,
+
+		// We've imported your old cypress plugins here.
+		// You may want to clean this up later by importing these.
+		async setupNodeEvents(on, config) {
+			getCompareSnapshotsPlugin(on, config)
+
+			// Disable spell checking to prevent rendering differences
+			on('before:browser:launch', (browser, launchOptions) => {
+				if (browser.family === 'chromium' && browser.name !== 'electron') {
+					launchOptions.preferences.default['browser.enable_spellchecking'] = false
+					return launchOptions
+				}
+
+				if (browser.family === 'firefox') {
+					launchOptions.preferences['layout.spellcheckDefault'] = 0
+					return launchOptions
+				}
+
+				if (browser.name === 'electron') {
+					launchOptions.preferences.spellcheck = false
+					return launchOptions
+				}
+			})
+
+			// Remove container after run
+			on('after:run', () => {
+				if (!process.env.CI) {
+					stopNextcloud()
+				}
+			})
+
+			// Before the browser launches
+			// starting Nextcloud testing container
+			return startNextcloud(process.env.BRANCH)
+				.then((ip) => {
+					// Setting container's IP as base Url
+					config.baseUrl = `http://${ip}/index.php`
+					return ip
+				})
+				.then(waitOnNextcloud)
+				.then(() => configureNextcloud(process.env.BRANCH))
+				.then(() => {
+					return config
+				})
+		},
+	},
+})

cypress/.eslintrc.js

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+module.exports = {
+	env: {
+		'cypress/globals': true,
+	},
+	plugins: [
+		'cypress',
+	],
+	extends: [
+		'plugin:cypress/recommended',
+	],
+};

cypress/docker-compose.yml

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+version: "3.7"
+
+services:
+  nextcloud:
+    image: ghcr.io/nextcloud/continuous-integration-shallow-server
+
+    ports:
+      - 8082:80
+
+    environment:
+      CYPRESS_baseUrl: "http://127.0.0.1:8082/index.php"
+      BRANCH: "${BRANCH:-master}"
+
+    volumes:
+      # Using fallback to make sure this script doesn't mess
+      # with the mounting if APP_NAME is not provided.
+      - ../:/var/www/html/apps/${APP_NAME:-groupfolders}
+      - ./initserver.sh:/initserver.sh