fix(cypress): Check for local changes before trying to apply them

Signed-off-by: Marcel Müller <marcel-mueller@gmx.de>

cypress/dockerNode.ts

@@ -9,7 +9,9 @@
 import Docker from 'dockerode'
 import waitOn from 'wait-on'
 import tar from 'tar'
+import path from 'path'
 import { execSync } from 'child_process'
+import { existsSync } from 'fs'
 
 export const docker = new Docker()
 
@@ -129,7 +131,6 @@ export const configureNextcloud = async function() {
  */
 export const applyChangesToNextcloud = async function() {
 	console.log('\nApply local changes to nextcloud...')
-	const container = docker.getContainer(CONTAINER_NAME)
 
 	const htmlPath = '/var/www/html'
 	const folderPaths = [
@@ -151,10 +152,26 @@ export const applyChangesToNextcloud = async function() {
 		'./version.php',
 	]
 
-	folderPaths.forEach((path) => {
-		console.log(`├─ Copying ${path}`)
+	let needToApplyChanges = false
+
+	folderPaths.forEach((folderPath) => {
+		const fullPath = path.join(htmlPath, folderPath)
+
+		if (existsSync(fullPath)) {
+			needToApplyChanges = true
+			console.log(`├─ Copying ${folderPath}`)
+		}
 	})
 
+	// Don't try to apply changes, when there are none. Otherwise we
+	// still execute the 'chown' command, which is not needed.
+	if (!needToApplyChanges) {
+		console.log('└─ No local changes found to apply')
+		return
+	}
+
+	const container = docker.getContainer(CONTAINER_NAME)
+
 	// Tar-streaming the above folders into the container
 	const serverTar = tar.c({ gzip: false }, folderPaths)
 	await container.putArchive(serverTar, {