1 files changed, 161 insertions, 0 deletions
diff --git a/apps/files/src/views/DialogConfirmFileExtension.cy.ts b/apps/files/src/views/DialogConfirmFileExtension.cy.ts
new file mode 100644
index 00000000000..460497dd91f
--- /dev/null
+++ b/apps/files/src/views/DialogConfirmFileExtension.cy.ts
@@ -0,0 +1,161 @@
+/*!
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+import { createTestingPinia } from '@pinia/testing'
+import DialogConfirmFileExtension from './DialogConfirmFileExtension.vue'
+import { useUserConfigStore } from '../store/userconfig'
+
+describe('DialogConfirmFileExtension', () => {
+	it('renders with both extensions', () => {
+		cy.mount(DialogConfirmFileExtension, {
+			propsData: {
+				oldExtension: '.old',
+				newExtension: '.new',
+			},
+			global: {
+				plugins: [createTestingPinia({
+					createSpy: cy.spy,
+				})],
+			},
+		})
+
+		cy.findByRole('dialog')
+			.as('dialog')
+			.should('be.visible')
+		cy.get('@dialog')
+			.findByRole('heading')
+			.should('contain.text', 'Change file extension')
+		cy.get('@dialog')
+			.findByRole('checkbox', { name: /Do not show this dialog again/i })
+			.should('exist')
+			.and('not.be.checked')
+		cy.get('@dialog')
+			.findByRole('button', { name: 'Keep .old' })
+			.should('be.visible')
+		cy.get('@dialog')
+			.findByRole('button', { name: 'Use .new' })
+			.should('be.visible')
+	})
+
+	it('renders without old extension', () => {
+		cy.mount(DialogConfirmFileExtension, {
+			propsData: {
+				newExtension: '.new',
+			},
+			global: {
+				plugins: [createTestingPinia({
+					createSpy: cy.spy,
+				})],
+			},
+		})
+
+		cy.findByRole('dialog')
+			.as('dialog')
+			.should('be.visible')
+		cy.get('@dialog')
+			.findByRole('button', { name: 'Keep without extension' })
+			.should('be.visible')
+		cy.get('@dialog')
+			.findByRole('button', { name: 'Use .new' })
+			.should('be.visible')
+	})
+
+	it('renders without new extension', () => {
+		cy.mount(DialogConfirmFileExtension, {
+			propsData: {
+				oldExtension: '.old',
+			},
+			global: {
+				plugins: [createTestingPinia({
+					createSpy: cy.spy,
+				})],
+			},
+		})
+
+		cy.findByRole('dialog')
+			.as('dialog')
+			.should('be.visible')
+		cy.get('@dialog')
+			.findByRole('button', { name: 'Keep .old' })
+			.should('be.visible')
+		cy.get('@dialog')
+			.findByRole('button', { name: 'Remove extension' })
+			.should('be.visible')
+	})
+
+	it('emits correct value on keep old', () => {
+		cy.mount(DialogConfirmFileExtension, {
+			propsData: {
+				oldExtension: '.old',
+				newExtension: '.new',
+			},
+			global: {
+				plugins: [createTestingPinia({
+					createSpy: cy.spy,
+				})],
+			},
+		}).as('component')
+
+		cy.findByRole('dialog')
+			.as('dialog')
+			.should('be.visible')
+		cy.get('@dialog')
+			.findByRole('button', { name: 'Keep .old' })
+			.click()
+		cy.get('@component')
+			.its('wrapper')
+			.should((wrapper) => expect(wrapper.emitted('close')).to.eql([[false]]))
+	})
+
+	it('emits correct value on use new', () => {
+		cy.mount(DialogConfirmFileExtension, {
+			propsData: {
+				oldExtension: '.old',
+				newExtension: '.new',
+			},
+			global: {
+				plugins: [createTestingPinia({
+					createSpy: cy.spy,
+				})],
+			},
+		}).as('component')
+
+		cy.findByRole('dialog')
+			.as('dialog')
+			.should('be.visible')
+		cy.get('@dialog')
+			.findByRole('button', { name: 'Use .new' })
+			.click()
+		cy.get('@component')
+			.its('wrapper')
+			.should((wrapper) => expect(wrapper.emitted('close')).to.eql([[true]]))
+	})
+
+	it('updates user config when checking the checkbox', () => {
+		const pinia = createTestingPinia({
+			createSpy: cy.spy,
+		})
+
+		cy.mount(DialogConfirmFileExtension, {
+			propsData: {
+				oldExtension: '.old',
+				newExtension: '.new',
+			},
+			global: {
+				plugins: [pinia],
+			},
+		}).as('component')
+
+		cy.findByRole('dialog')
+			.as('dialog')
+			.should('be.visible')
+		cy.get('@dialog')
+			.findByRole('checkbox', { name: /Do not show this dialog again/i })
+			.check({ force: true })
+
+		cy.wrap(useUserConfigStore())
+			.its('update')
+			.should('have.been.calledWith', 'show_dialog_file_extension', false)
+	})
+})