test: add e2e tests for files search

Signed-off-by: Ferdinand Thiessen <opensource@fthiessen.de>

3 files changed, 232 insertions, 4 deletions

diff --git a/apps/files/src/views/Navigation.cy.ts b/apps/files/src/views/Navigation.cy.ts
index a88878e2d3a..6b03efa4f5f 100644
--- a/apps/files/src/views/Navigation.cy.ts
+++ b/apps/files/src/views/Navigation.cy.ts
@@ -10,7 +10,8 @@ import NavigationView from './Navigation.vue'
 import { useViewConfigStore } from '../store/viewConfig'
 import { Folder, View, getNavigation } from '@nextcloud/files'
 
-import router from '../router/router'
+import router from '../router/router.ts'
+import RouterService from '../services/RouterService'
 
 const resetNavigation = () => {
 	const nav = getNavigation()
@@ -27,9 +28,18 @@ const createView = (id: string, name: string, parent?: string) => new View({
 	parent,
 })
 
+function mockWindow() {
+	window.OCP ??= {}
+	window.OCP.Files ??= {}
+	window.OCP.Files.Router = new RouterService(router)
+}
+
 describe('Navigation renders', () => {
-	before(() => {
+	before(async () => {
 		delete window._nc_navigation
+		mockWindow()
+		getNavigation().register(createView('files', 'Files'))
+		await router.replace({ name: 'filelist', params: { view: 'files' } })
 
 		cy.mockInitialState('files', 'storageStats', {
 			used: 1000 * 1000 * 1000,
@@ -41,6 +51,7 @@ describe('Navigation renders', () => {
 
 	it('renders', () => {
 		cy.mount(NavigationView, {
+			router,
 			global: {
 				plugins: [createTestingPinia({
 					createSpy: cy.spy,
@@ -60,6 +71,7 @@ describe('Navigation API', () => {
 	before(async () => {
 		delete window._nc_navigation
 		Navigation = getNavigation()
+		mockWindow()
 
 		await router.replace({ name: 'filelist', params: { view: 'files' } })
 	})
@@ -152,14 +164,18 @@ describe('Navigation API', () => {
 })
 
 describe('Quota rendering', () => {
-	before(() => {
+	before(async () => {
 		delete window._nc_navigation
+		mockWindow()
+		getNavigation().register(createView('files', 'Files'))
+		await router.replace({ name: 'filelist', params: { view: 'files' } })
 	})
 
 	afterEach(() => cy.unmockInitialState())
 
 	it('Unknown quota', () => {
 		cy.mount(NavigationView, {
+			router,
 			global: {
 				plugins: [createTestingPinia({
 					createSpy: cy.spy,
@@ -177,6 +193,7 @@ describe('Quota rendering', () => {
 		})
 
 		cy.mount(NavigationView, {
+			router,
 			global: {
 				plugins: [createTestingPinia({
 					createSpy: cy.spy,
@@ -197,6 +214,7 @@ describe('Quota rendering', () => {
 		})
 
 		cy.mount(NavigationView, {
+			router,
 			global: {
 				plugins: [createTestingPinia({
 					createSpy: cy.spy,
@@ -219,6 +237,7 @@ describe('Quota rendering', () => {
 		})
 
 		cy.mount(NavigationView, {
+			router,
 			global: {
 				plugins: [createTestingPinia({
 					createSpy: cy.spy,
diff --git a/cypress/e2e/files/search.cy.ts b/cypress/e2e/files/search.cy.ts
new file mode 100644
index 00000000000..eeb08da5a22
--- /dev/null
+++ b/cypress/e2e/files/search.cy.ts
@@ -0,0 +1,198 @@
+/*!
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+import type { User } from '@nextcloud/cypress'
+import { FilesNavigationPage } from '../../pages/FilesNavigation'
+import { getRowForFile, navigateToFolder } from './FilesUtils'
+
+describe('files: search', () => {
+
+	let user: User
+
+	const navigation = new FilesNavigationPage()
+
+	before(() => {
+		cy.createRandomUser().then(($user) => {
+			user = $user
+			cy.mkdir(user, '/some folder')
+			cy.mkdir(user, '/other folder')
+			cy.mkdir(user, '/12345')
+			cy.uploadContent(user, new Blob(['content']), 'text/plain', '/file.txt')
+			cy.uploadContent(user, new Blob(['content']), 'text/plain', '/some folder/a file.txt')
+			cy.uploadContent(user, new Blob(['content']), 'text/plain', '/some folder/a second file.txt')
+			cy.uploadContent(user, new Blob(['content']), 'text/plain', '/other folder/another file.txt')
+			cy.login(user)
+		})
+	})
+
+	beforeEach(() => {
+		cy.visit('/apps/files')
+	})
+
+	it('updates the query on the URL', () => {
+		navigation.searchScopeTrigger().click()
+		navigation.searchScopeMenu()
+			.should('be.visible')
+			.findByRole('menuitem', { name: /search globally/i })
+			.should('be.visible')
+			.click()
+
+		navigation.searchInput().type('file')
+		cy.url().should('match', /query=file($|&)/)
+	})
+
+	it('can search globally', () => {
+		navigation.searchScopeTrigger().click()
+		navigation.searchScopeMenu()
+			.should('be.visible')
+			.findByRole('menuitem', { name: /search globally/i })
+			.should('be.visible')
+			.click()
+		navigation.searchInput().type('file')
+
+		getRowForFile('file.txt').should('be.visible')
+		getRowForFile('a file.txt').should('be.visible')
+		getRowForFile('a second file.txt').should('be.visible')
+		getRowForFile('another file.txt').should('be.visible')
+	})
+
+	it('can search locally', () => {
+		navigateToFolder('some folder')
+		getRowForFile('a file.txt').should('be.visible')
+
+		navigation.searchScopeTrigger().click()
+		navigation.searchScopeMenu()
+			.should('be.visible')
+			.findByRole('menuitem', { name: /search from this location/i })
+			.should('be.visible')
+			.click()
+		navigation.searchInput().type('file')
+
+		getRowForFile('a file.txt').should('be.visible')
+		getRowForFile('a second file.txt').should('be.visible')
+		cy.get('[data-cy-files-list-row-fileid]').should('have.length', 2)
+	})
+
+	it('shows empty content when there are no results', () => {
+		navigateToFolder('some folder')
+		getRowForFile('a file.txt').should('be.visible')
+
+		navigation.searchScopeTrigger().click()
+		navigation.searchScopeMenu()
+			.should('be.visible')
+			.findByRole('menuitem', { name: /search from this location/i })
+			.should('be.visible')
+			.click()
+		navigation.searchInput().type('folder')
+
+		// see the empty content message
+		cy.contains('[role="note"]', /No search results for .folder./)
+			.should('be.visible')
+			.within(() => {
+				// see within there is a search box with the same value
+				cy.findByRole('searchbox', { name: /search for files/i })
+					.should('be.visible')
+					.and('have.value', 'folder')
+				// and we can switch from local to global search
+				cy.findByRole('button', { name: 'Search globally' })
+					.should('be.visible')
+			})
+	})
+
+	it('can turn local search into global search', () => {
+		navigateToFolder('some folder')
+		getRowForFile('a file.txt').should('be.visible')
+
+		navigation.searchScopeTrigger().click()
+		navigation.searchScopeMenu()
+			.should('be.visible')
+			.findByRole('menuitem', { name: /search from this location/i })
+			.should('be.visible')
+			.click()
+		navigation.searchInput().type('folder')
+
+		// see the empty content message and turn into global search
+		cy.contains('[role="note"]', /No search results for .folder./)
+			.should('be.visible')
+			.findByRole('button', { name: 'Search globally' })
+			.should('be.visible')
+			.click()
+
+		getRowForFile('some folder').should('be.visible')
+		getRowForFile('other folder').should('be.visible')
+		cy.get('[data-cy-files-list-row-fileid]').should('have.length', 2)
+	})
+
+	it('can alter search', () => {
+		navigation.searchScopeTrigger().click()
+		navigation.searchScopeMenu()
+			.should('be.visible')
+			.findByRole('menuitem', { name: /search globally/i })
+			.should('be.visible')
+			.click()
+		navigation.searchInput().type('other')
+
+		getRowForFile('another file.txt').should('be.visible')
+		getRowForFile('other folder').should('be.visible')
+		cy.get('[data-cy-files-list-row-fileid]').should('have.length', 2)
+
+		navigation.searchInput().type(' file')
+		navigation.searchInput().should('have.value', 'other file')
+		getRowForFile('another file.txt').should('be.visible')
+		cy.get('[data-cy-files-list-row-fileid]').should('have.length', 1)
+	})
+
+	it('returns to file list if search is cleared', () => {
+		navigation.searchScopeTrigger().click()
+		navigation.searchScopeMenu()
+			.should('be.visible')
+			.findByRole('menuitem', { name: /search globally/i })
+			.should('be.visible')
+			.click()
+		navigation.searchInput().type('other')
+
+		getRowForFile('another file.txt').should('be.visible')
+		getRowForFile('other folder').should('be.visible')
+		cy.get('[data-cy-files-list-row-fileid]').should('have.length', 2)
+
+		navigation.searchClearButton().click()
+		navigation.searchInput().should('have.value', '')
+		getRowForFile('file.txt').should('be.visible')
+		cy.get('[data-cy-files-list-row-fileid]').should('have.length', 5)
+	})
+
+	/**
+	 * Problem:
+	 * 1. Being on the search view
+	 * 2. Press the refresh button (name of the current view)
+	 * 3. See that the router link does not preserve the query
+	 *
+	 * We fix this with a navigation guard and need to verify that it works
+	 */
+	it('keeps the query in the URL', () => {
+		navigation.searchScopeTrigger().click()
+		navigation.searchScopeMenu()
+			.should('be.visible')
+			.findByRole('menuitem', { name: /search globally/i })
+			.should('be.visible')
+			.click()
+		navigation.searchInput().type('file')
+
+		// see that the search view is loaded
+		getRowForFile('a file.txt').should('be.visible')
+		// see the correct url
+		cy.url().should('match', /query=file($|&)/)
+
+		cy.intercept('SEARCH', '**/remote.php/dav/').as('search')
+		// refresh the view
+		cy.findByRole('button', { description: /reload current directory/i }).click()
+		// wait for the request
+		cy.wait('@search')
+		// see that the search view is reloaded
+		getRowForFile('a file.txt').should('be.visible')
+		// see the correct url
+		cy.url().should('match', /query=file($|&)/)
+	})
+})
diff --git a/cypress/pages/FilesNavigation.ts b/cypress/pages/FilesNavigation.ts
index 768ca99320c..1be11231bad 100644
--- a/cypress/pages/FilesNavigation.ts
+++ b/cypress/pages/FilesNavigation.ts
@@ -13,7 +13,18 @@ export class FilesNavigationPage {
 	}
 
 	searchInput() {
-		return this.navigation().findByRole('searchbox', { name: /filter file names/i })
+		return this.navigation().findByRole('searchbox')
+	}
+
+	searchScopeTrigger() {
+		return this.navigation().findByRole('button', { name: /search scope options/i })
+	}
+
+	/**
+	 * Only available after clicking on the search scope trigger
+	 */
+	searchScopeMenu() {
+		return cy.findByRole('menu', { name: /search scope options/i })
 	}
 
 	searchClearButton() {