diff options
Diffstat (limited to 'tests-examples')
| -rw-r--r-- | tests-examples/demo-todo-app.spec.ts | 437 |
1 files changed, 437 insertions, 0 deletions
diff --git a/tests-examples/demo-todo-app.spec.ts b/tests-examples/demo-todo-app.spec.ts new file mode 100644 index 0000000..2fd6016 --- /dev/null +++ b/tests-examples/demo-todo-app.spec.ts @@ -0,0 +1,437 @@ +import { test, expect, type Page } from '@playwright/test'; + +test.beforeEach(async ({ page }) => { + await page.goto('https://demo.playwright.dev/todomvc'); +}); + +const TODO_ITEMS = [ + 'buy some cheese', + 'feed the cat', + 'book a doctors appointment' +]; + +test.describe('New Todo', () => { + test('should allow me to add todo items', async ({ page }) => { + // create a new todo locator + const newTodo = page.getByPlaceholder('What needs to be done?'); + + // Create 1st todo. + await newTodo.fill(TODO_ITEMS[0]); + await newTodo.press('Enter'); + + // Make sure the list only has one todo item. + await expect(page.getByTestId('todo-title')).toHaveText([ + TODO_ITEMS[0] + ]); + + // Create 2nd todo. + await newTodo.fill(TODO_ITEMS[1]); + await newTodo.press('Enter'); + + // Make sure the list now has two todo items. + await expect(page.getByTestId('todo-title')).toHaveText([ + TODO_ITEMS[0], + TODO_ITEMS[1] + ]); + + await checkNumberOfTodosInLocalStorage(page, 2); + }); + + test('should clear text input field when an item is added', async ({ page }) => { + // create a new todo locator + const newTodo = page.getByPlaceholder('What needs to be done?'); + + // Create one todo item. + await newTodo.fill(TODO_ITEMS[0]); + await newTodo.press('Enter'); + + // Check that input is empty. + await expect(newTodo).toBeEmpty(); + await checkNumberOfTodosInLocalStorage(page, 1); + }); + + test('should append new items to the bottom of the list', async ({ page }) => { + // Create 3 items. + await createDefaultTodos(page); + + // create a todo count locator + const todoCount = page.getByTestId('todo-count') + + // Check test using different methods. + await expect(page.getByText('3 items left')).toBeVisible(); + await expect(todoCount).toHaveText('3 items left'); + await expect(todoCount).toContainText('3'); + await expect(todoCount).toHaveText(/3/); + + // Check all items in one call. + await expect(page.getByTestId('todo-title')).toHaveText(TODO_ITEMS); + await checkNumberOfTodosInLocalStorage(page, 3); + }); +}); + +test.describe('Mark all as completed', () => { + test.beforeEach(async ({ page }) => { + await createDefaultTodos(page); + await checkNumberOfTodosInLocalStorage(page, 3); + }); + + test.afterEach(async ({ page }) => { + await checkNumberOfTodosInLocalStorage(page, 3); + }); + + test('should allow me to mark all items as completed', async ({ page }) => { + // Complete all todos. + await page.getByLabel('Mark all as complete').check(); + + // Ensure all todos have 'completed' class. + await expect(page.getByTestId('todo-item')).toHaveClass(['completed', 'completed', 'completed']); + await checkNumberOfCompletedTodosInLocalStorage(page, 3); + }); + + test('should allow me to clear the complete state of all items', async ({ page }) => { + const toggleAll = page.getByLabel('Mark all as complete'); + // Check and then immediately uncheck. + await toggleAll.check(); + await toggleAll.uncheck(); + + // Should be no completed classes. + await expect(page.getByTestId('todo-item')).toHaveClass(['', '', '']); + }); + + test('complete all checkbox should update state when items are completed / cleared', async ({ page }) => { + const toggleAll = page.getByLabel('Mark all as complete'); + await toggleAll.check(); + await expect(toggleAll).toBeChecked(); + await checkNumberOfCompletedTodosInLocalStorage(page, 3); + + // Uncheck first todo. + const firstTodo = page.getByTestId('todo-item').nth(0); + await firstTodo.getByRole('checkbox').uncheck(); + + // Reuse toggleAll locator and make sure its not checked. + await expect(toggleAll).not.toBeChecked(); + + await firstTodo.getByRole('checkbox').check(); + await checkNumberOfCompletedTodosInLocalStorage(page, 3); + + // Assert the toggle all is checked again. + await expect(toggleAll).toBeChecked(); + }); +}); + +test.describe('Item', () => { + + test('should allow me to mark items as complete', async ({ page }) => { + // create a new todo locator + const newTodo = page.getByPlaceholder('What needs to be done?'); + + // Create two items. + for (const item of TODO_ITEMS.slice(0, 2)) { + await newTodo.fill(item); + await newTodo.press('Enter'); + } + + // Check first item. + const firstTodo = page.getByTestId('todo-item').nth(0); + await firstTodo.getByRole('checkbox').check(); + await expect(firstTodo).toHaveClass('completed'); + + // Check second item. + const secondTodo = page.getByTestId('todo-item').nth(1); + await expect(secondTodo).not.toHaveClass('completed'); + await secondTodo.getByRole('checkbox').check(); + + // Assert completed class. + await expect(firstTodo).toHaveClass('completed'); + await expect(secondTodo).toHaveClass('completed'); + }); + + test('should allow me to un-mark items as complete', async ({ page }) => { + // create a new todo locator + const newTodo = page.getByPlaceholder('What needs to be done?'); + + // Create two items. + for (const item of TODO_ITEMS.slice(0, 2)) { + await newTodo.fill(item); + await newTodo.press('Enter'); + } + + const firstTodo = page.getByTestId('todo-item').nth(0); + const secondTodo = page.getByTestId('todo-item').nth(1); + const firstTodoCheckbox = firstTodo.getByRole('checkbox'); + + await firstTodoCheckbox.check(); + await expect(firstTodo).toHaveClass('completed'); + await expect(secondTodo).not.toHaveClass('completed'); + await checkNumberOfCompletedTodosInLocalStorage(page, 1); + + await firstTodoCheckbox.uncheck(); + await expect(firstTodo).not.toHaveClass('completed'); + await expect(secondTodo).not.toHaveClass('completed'); + await checkNumberOfCompletedTodosInLocalStorage(page, 0); + }); + + test('should allow me to edit an item', async ({ page }) => { + await createDefaultTodos(page); + + const todoItems = page.getByTestId('todo-item'); + const secondTodo = todoItems.nth(1); + await secondTodo.dblclick(); + await expect(secondTodo.getByRole('textbox', { name: 'Edit' })).toHaveValue(TODO_ITEMS[1]); + await secondTodo.getByRole('textbox', { name: 'Edit' }).fill('buy some sausages'); + await secondTodo.getByRole('textbox', { name: 'Edit' }).press('Enter'); + + // Explicitly assert the new text value. + await expect(todoItems).toHaveText([ + TODO_ITEMS[0], + 'buy some sausages', + TODO_ITEMS[2] + ]); + await checkTodosInLocalStorage(page, 'buy some sausages'); + }); +}); + +test.describe('Editing', () => { + test.beforeEach(async ({ page }) => { + await createDefaultTodos(page); + await checkNumberOfTodosInLocalStorage(page, 3); + }); + + test('should hide other controls when editing', async ({ page }) => { + const todoItem = page.getByTestId('todo-item').nth(1); + await todoItem.dblclick(); + await expect(todoItem.getByRole('checkbox')).not.toBeVisible(); + await expect(todoItem.locator('label', { + hasText: TODO_ITEMS[1], + })).not.toBeVisible(); + await checkNumberOfTodosInLocalStorage(page, 3); + }); + + test('should save edits on blur', async ({ page }) => { + const todoItems = page.getByTestId('todo-item'); + await todoItems.nth(1).dblclick(); + await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).fill('buy some sausages'); + await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).dispatchEvent('blur'); + + await expect(todoItems).toHaveText([ + TODO_ITEMS[0], + 'buy some sausages', + TODO_ITEMS[2], + ]); + await checkTodosInLocalStorage(page, 'buy some sausages'); + }); + + test('should trim entered text', async ({ page }) => { + const todoItems = page.getByTestId('todo-item'); + await todoItems.nth(1).dblclick(); + await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).fill(' buy some sausages '); + await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).press('Enter'); + + await expect(todoItems).toHaveText([ + TODO_ITEMS[0], + 'buy some sausages', + TODO_ITEMS[2], + ]); + await checkTodosInLocalStorage(page, 'buy some sausages'); + }); + + test('should remove the item if an empty text string was entered', async ({ page }) => { + const todoItems = page.getByTestId('todo-item'); + await todoItems.nth(1).dblclick(); + await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).fill(''); + await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).press('Enter'); + + await expect(todoItems).toHaveText([ + TODO_ITEMS[0], + TODO_ITEMS[2], + ]); + }); + + test('should cancel edits on escape', async ({ page }) => { + const todoItems = page.getByTestId('todo-item'); + await todoItems.nth(1).dblclick(); + await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).fill('buy some sausages'); + await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).press('Escape'); + await expect(todoItems).toHaveText(TODO_ITEMS); + }); +}); + +test.describe('Counter', () => { + test('should display the current number of todo items', async ({ page }) => { + // create a new todo locator + const newTodo = page.getByPlaceholder('What needs to be done?'); + + // create a todo count locator + const todoCount = page.getByTestId('todo-count') + + await newTodo.fill(TODO_ITEMS[0]); + await newTodo.press('Enter'); + + await expect(todoCount).toContainText('1'); + + await newTodo.fill(TODO_ITEMS[1]); + await newTodo.press('Enter'); + await expect(todoCount).toContainText('2'); + + await checkNumberOfTodosInLocalStorage(page, 2); + }); +}); + +test.describe('Clear completed button', () => { + test.beforeEach(async ({ page }) => { + await createDefaultTodos(page); + }); + + test('should display the correct text', async ({ page }) => { + await page.locator('.todo-list li .toggle').first().check(); + await expect(page.getByRole('button', { name: 'Clear completed' })).toBeVisible(); + }); + + test('should remove completed items when clicked', async ({ page }) => { + const todoItems = page.getByTestId('todo-item'); + await todoItems.nth(1).getByRole('checkbox').check(); + await page.getByRole('button', { name: 'Clear completed' }).click(); + await expect(todoItems).toHaveCount(2); + await expect(todoItems).toHaveText([TODO_ITEMS[0], TODO_ITEMS[2]]); + }); + + test('should be hidden when there are no items that are completed', async ({ page }) => { + await page.locator('.todo-list li .toggle').first().check(); + await page.getByRole('button', { name: 'Clear completed' }).click(); + await expect(page.getByRole('button', { name: 'Clear completed' })).toBeHidden(); + }); +}); + +test.describe('Persistence', () => { + test('should persist its data', async ({ page }) => { + // create a new todo locator + const newTodo = page.getByPlaceholder('What needs to be done?'); + + for (const item of TODO_ITEMS.slice(0, 2)) { + await newTodo.fill(item); + await newTodo.press('Enter'); + } + + const todoItems = page.getByTestId('todo-item'); + const firstTodoCheck = todoItems.nth(0).getByRole('checkbox'); + await firstTodoCheck.check(); + await expect(todoItems).toHaveText([TODO_ITEMS[0], TODO_ITEMS[1]]); + await expect(firstTodoCheck).toBeChecked(); + await expect(todoItems).toHaveClass(['completed', '']); + + // Ensure there is 1 completed item. + await checkNumberOfCompletedTodosInLocalStorage(page, 1); + + // Now reload. + await page.reload(); + await expect(todoItems).toHaveText([TODO_ITEMS[0], TODO_ITEMS[1]]); + await expect(firstTodoCheck).toBeChecked(); + await expect(todoItems).toHaveClass(['completed', '']); + }); +}); + +test.describe('Routing', () => { + test.beforeEach(async ({ page }) => { + await createDefaultTodos(page); + // make sure the app had a chance to save updated todos in storage + // before navigating to a new view, otherwise the items can get lost :( + // in some frameworks like Durandal + await checkTodosInLocalStorage(page, TODO_ITEMS[0]); + }); + + test('should allow me to display active items', async ({ page }) => { + const todoItem = page.getByTestId('todo-item'); + await page.getByTestId('todo-item').nth(1).getByRole('checkbox').check(); + + await checkNumberOfCompletedTodosInLocalStorage(page, 1); + await page.getByRole('link', { name: 'Active' }).click(); + await expect(todoItem).toHaveCount(2); + await expect(todoItem).toHaveText([TODO_ITEMS[0], TODO_ITEMS[2]]); + }); + + test('should respect the back button', async ({ page }) => { + const todoItem = page.getByTestId('todo-item'); + await page.getByTestId('todo-item').nth(1).getByRole('checkbox').check(); + + await checkNumberOfCompletedTodosInLocalStorage(page, 1); + + await test.step('Showing all items', async () => { + await page.getByRole('link', { name: 'All' }).click(); + await expect(todoItem).toHaveCount(3); + }); + + await test.step('Showing active items', async () => { + await page.getByRole('link', { name: 'Active' }).click(); + }); + + await test.step('Showing completed items', async () => { + await page.getByRole('link', { name: 'Completed' }).click(); + }); + + await expect(todoItem).toHaveCount(1); + await page.goBack(); + await expect(todoItem).toHaveCount(2); + await page.goBack(); + await expect(todoItem).toHaveCount(3); + }); + + test('should allow me to display completed items', async ({ page }) => { + await page.getByTestId('todo-item').nth(1).getByRole('checkbox').check(); + await checkNumberOfCompletedTodosInLocalStorage(page, 1); + await page.getByRole('link', { name: 'Completed' }).click(); + await expect(page.getByTestId('todo-item')).toHaveCount(1); + }); + + test('should allow me to display all items', async ({ page }) => { + await page.getByTestId('todo-item').nth(1).getByRole('checkbox').check(); + await checkNumberOfCompletedTodosInLocalStorage(page, 1); + await page.getByRole('link', { name: 'Active' }).click(); + await page.getByRole('link', { name: 'Completed' }).click(); + await page.getByRole('link', { name: 'All' }).click(); + await expect(page.getByTestId('todo-item')).toHaveCount(3); + }); + + test('should highlight the currently applied filter', async ({ page }) => { + await expect(page.getByRole('link', { name: 'All' })).toHaveClass('selected'); + + //create locators for active and completed links + const activeLink = page.getByRole('link', { name: 'Active' }); + const completedLink = page.getByRole('link', { name: 'Completed' }); + await activeLink.click(); + + // Page change - active items. + await expect(activeLink).toHaveClass('selected'); + await completedLink.click(); + + // Page change - completed items. + await expect(completedLink).toHaveClass('selected'); + }); +}); + +async function createDefaultTodos(page: Page) { + // create a new todo locator + const newTodo = page.getByPlaceholder('What needs to be done?'); + + for (const item of TODO_ITEMS) { + await newTodo.fill(item); + await newTodo.press('Enter'); + } +} + +async function checkNumberOfTodosInLocalStorage(page: Page, expected: number) { + return await page.waitForFunction(e => { + return JSON.parse(localStorage['react-todos']).length === e; + }, expected); +} + +async function checkNumberOfCompletedTodosInLocalStorage(page: Page, expected: number) { + return await page.waitForFunction(e => { + return JSON.parse(localStorage['react-todos']).filter((todo: any) => todo.completed).length === e; + }, expected); +} + +async function checkTodosInLocalStorage(page: Page, title: string) { + return await page.waitForFunction(t => { + return JSON.parse(localStorage['react-todos']).map((todo: any) => todo.title).includes(t); + }, title); +} |