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chore(examples): update example test + bump pwt version (#18741)

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Debbie O'Brien 2022-11-16 22:46:03 +01:00 committed by GitHub
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2
examples/todomvc/package.json
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@ -11,6 +11,6 @@
"author": "", "author": "",
"license": "ISC", "license": "ISC",
"devDependencies": { "devDependencies": {
"@playwright/test": "^1.19.0" "@playwright/test": "^1.27.0"
} }
} }

243
examples/todomvc/tests/integration.spec.ts
View file

@ -14,23 +14,27 @@ const TODO_ITEMS = [
'book a doctors appointment' 'book a doctors appointment'
]; ];
test.describe('New Todo', () => { test.describe('New Todo', () => {
test('should allow me to add todo items', async ({ page }) => { 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. // Create 1st todo.
await page.locator('.new-todo').fill(TODO_ITEMS[0]); await newTodo.fill(TODO_ITEMS[0]);
await page.locator('.new-todo').press('Enter'); await newTodo.press('Enter');
// Make sure the list only has one todo item. // Make sure the list only has one todo item.
await expect(page.locator('.view label')).toHaveText([ await expect(page.getByTestId('todo-title')).toHaveText([
TODO_ITEMS[0] TODO_ITEMS[0]
]); ]);
// Create 2nd todo. // Create 2nd todo.
await page.locator('.new-todo').fill(TODO_ITEMS[1]); await newTodo.fill(TODO_ITEMS[1]);
await page.locator('.new-todo').press('Enter'); await newTodo.press('Enter');
// Make sure the list now has two todo items. // Make sure the list now has two todo items.
await expect(page.locator('.view label')).toHaveText([ await expect(page.getByTestId('todo-title')).toHaveText([
TODO_ITEMS[0], TODO_ITEMS[0],
TODO_ITEMS[1] TODO_ITEMS[1]
]); ]);
@ -39,12 +43,15 @@ test.describe('New Todo', () => {
}); });
test('should clear text input field when an item is added', async ({ page }) => { 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. // Create one todo item.
await page.locator('.new-todo').fill(TODO_ITEMS[0]); await newTodo.fill(TODO_ITEMS[0]);
await page.locator('.new-todo').press('Enter'); await newTodo.press('Enter');
// Check that input is empty. // Check that input is empty.
await expect(page.locator('.new-todo')).toBeEmpty(); await expect(newTodo).toBeEmpty();
await checkNumberOfTodosInLocalStorage(page, 1); await checkNumberOfTodosInLocalStorage(page, 1);
}); });
@ -53,18 +60,22 @@ test.describe('New Todo', () => {
await createDefaultTodos(page); await createDefaultTodos(page);
// Check test using different methods. // Check test using different methods.
await expect(page.locator('.todo-count')).toHaveText('3 items left'); await expect(page.getByText('3 items left')).toBeVisible();
await expect(page.locator('.todo-count')).toContainText('3'); await expect(page.getByTestId('todo-count')).toHaveText('3 items left');
await expect(page.locator('.todo-count')).toHaveText(/3/); await expect(page.getByTestId('todo-count')).toContainText('3');
await expect(page.getByTestId('todo-count')).toHaveText(/3/);
// Check all items in one call. // Check all items in one call.
await expect(page.locator('.view label')).toHaveText(TODO_ITEMS); await expect(page.getByTestId('todo-title')).toHaveText(TODO_ITEMS);
await checkNumberOfTodosInLocalStorage(page, 3); await checkNumberOfTodosInLocalStorage(page, 3);
}); });
test('should show #main and #footer when items added', async ({ page }) => { test('should show #main and #footer when items added', async ({ page }) => {
await page.locator('.new-todo').fill(TODO_ITEMS[0]); // create a new todo locator
await page.locator('.new-todo').press('Enter'); const newTodo = page.getByPlaceholder('What needs to be done?');
await newTodo.fill(TODO_ITEMS[0]);
await newTodo.press('Enter');
await expect(page.locator('.main')).toBeVisible(); await expect(page.locator('.main')).toBeVisible();
await expect(page.locator('.footer')).toBeVisible(); await expect(page.locator('.footer')).toBeVisible();
@ -84,36 +95,37 @@ test.describe('Mark all as completed', () => {
test('should allow me to mark all items as completed', async ({ page }) => { test('should allow me to mark all items as completed', async ({ page }) => {
// Complete all todos. // Complete all todos.
await page.locator('.toggle-all').check(); await page.getByLabel('Mark all as complete').check();
// Ensure all todos have 'completed' class. // Ensure all todos have 'completed' class.
await expect(page.locator('.todo-list li')).toHaveClass(['completed', 'completed', 'completed']); await expect(page.getByTestId('todo-item')).toHaveClass(['completed', 'completed', 'completed']);
await checkNumberOfCompletedTodosInLocalStorage(page, 3); await checkNumberOfCompletedTodosInLocalStorage(page, 3);
}); });
test('should allow me to clear the complete state of all items', async ({ page }) => { 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. // Check and then immediately uncheck.
await page.locator('.toggle-all').check(); await toggleAll.check();
await page.locator('.toggle-all').uncheck(); await toggleAll.uncheck();
// Should be no completed classes. // Should be no completed classes.
await expect(page.locator('.todo-list li')).toHaveClass(['', '', '']); await expect(page.getByTestId('todo-item')).toHaveClass(['', '', '']);
}); });
test('complete all checkbox should update state when items are completed / cleared', async ({ page }) => { test('complete all checkbox should update state when items are completed / cleared', async ({ page }) => {
const toggleAll = page.locator('.toggle-all'); const toggleAll = page.getByLabel('Mark all as complete');
await toggleAll.check(); await toggleAll.check();
await expect(toggleAll).toBeChecked(); await expect(toggleAll).toBeChecked();
await checkNumberOfCompletedTodosInLocalStorage(page, 3); await checkNumberOfCompletedTodosInLocalStorage(page, 3);
// Uncheck first todo. // Uncheck first todo.
const firstTodo = page.locator('.todo-list li').nth(0); const firstTodo = page.getByTestId('todo-item').nth(0);
await firstTodo.locator('.toggle').uncheck(); await firstTodo.getByRole('checkbox').uncheck();
// Reuse toggleAll locator and make sure its not checked. // Reuse toggleAll locator and make sure its not checked.
await expect(toggleAll).not.toBeChecked(); await expect(toggleAll).not.toBeChecked();
await firstTodo.locator('.toggle').check(); await firstTodo.getByRole('checkbox').check();
await checkNumberOfCompletedTodosInLocalStorage(page, 3); await checkNumberOfCompletedTodosInLocalStorage(page, 3);
// Assert the toggle all is checked again. // Assert the toggle all is checked again.
@ -124,43 +136,48 @@ test.describe('Mark all as completed', () => {
test.describe('Item', () => { test.describe('Item', () => {
test('should allow me to mark items as complete', async ({ page }) => { 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. // Create two items.
for (const item of TODO_ITEMS.slice(0, 2)) { for (const item of TODO_ITEMS.slice(0, 2)) {
await page.locator('.new-todo').fill(item); await newTodo.fill(item);
await page.locator('.new-todo').press('Enter'); await newTodo.press('Enter');
} }
// Check first item. // Check first item.
const firstTodo = page.locator('.todo-list li').nth(0); const firstTodo = page.getByTestId('todo-item').nth(0);
await firstTodo.locator('.toggle').check(); await firstTodo.getByRole('checkbox').check();
await expect(firstTodo).toHaveClass('completed'); await expect(firstTodo).toHaveClass('completed');
// Check second item. // Check second item.
const secondTodo = page.locator('.todo-list li').nth(1); const secondTodo = page.getByTestId('todo-item').nth(1);
await expect(secondTodo).not.toHaveClass('completed'); await expect(secondTodo).not.toHaveClass('completed');
await secondTodo.locator('.toggle').check(); await secondTodo.getByRole('checkbox').check();
// Assert completed class. // Assert completed class.
await expect(firstTodo).toHaveClass('completed'); await expect(firstTodo).toHaveClass('completed');
await expect(secondTodo).toHaveClass('completed'); await expect(secondTodo).toHaveClass('completed');
}); });
test('should allow me to un-mark items as complete', async ({ page }) => { 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. // Create two items.
for (const item of TODO_ITEMS.slice(0, 2)) { for (const item of TODO_ITEMS.slice(0, 2)) {
await page.locator('.new-todo').fill(item); await newTodo.fill(item);
await page.locator('.new-todo').press('Enter'); await newTodo.press('Enter');
} }
const firstTodo = page.locator('.todo-list li').nth(0); const firstTodo = page.getByTestId('todo-item').nth(0);
const secondTodo = page.locator('.todo-list li').nth(1); const secondTodo = page.getByTestId('todo-item').nth(1);
await firstTodo.locator('.toggle').check(); await firstTodo.getByRole('checkbox').check();
await expect(firstTodo).toHaveClass('completed'); await expect(firstTodo).toHaveClass('completed');
await expect(secondTodo).not.toHaveClass('completed'); await expect(secondTodo).not.toHaveClass('completed');
await checkNumberOfCompletedTodosInLocalStorage(page, 1); await checkNumberOfCompletedTodosInLocalStorage(page, 1);
await firstTodo.locator('.toggle').uncheck(); await firstTodo.getByRole('checkbox').uncheck();
await expect(firstTodo).not.toHaveClass('completed'); await expect(firstTodo).not.toHaveClass('completed');
await expect(secondTodo).not.toHaveClass('completed'); await expect(secondTodo).not.toHaveClass('completed');
await checkNumberOfCompletedTodosInLocalStorage(page, 0); await checkNumberOfCompletedTodosInLocalStorage(page, 0);
@ -169,12 +186,12 @@ test.describe('Item', () => {
test('should allow me to edit an item', async ({ page }) => { test('should allow me to edit an item', async ({ page }) => {
await createDefaultTodos(page); await createDefaultTodos(page);
const todoItems = page.locator('.todo-list li'); const todoItems = page.getByTestId('todo-item');
const secondTodo = todoItems.nth(1); const secondTodo = todoItems.nth(1);
await secondTodo.dblclick(); await secondTodo.dblclick();
await expect(secondTodo.locator('.edit')).toHaveValue(TODO_ITEMS[1]); await expect(secondTodo.getByRole('textbox', { name: 'Edit' })).toHaveValue(TODO_ITEMS[1]);
await secondTodo.locator('.edit').fill('buy some sausages'); await secondTodo.getByRole('textbox', { name: 'Edit' }).fill('buy some sausages');
await secondTodo.locator('.edit').press('Enter'); await secondTodo.getByRole('textbox', { name: 'Edit' }).press('Enter');
// Explicitly assert the new text value. // Explicitly assert the new text value.
await expect(todoItems).toHaveText([ await expect(todoItems).toHaveText([
@ -193,18 +210,20 @@ test.describe('Editing', () => {
}); });
test('should hide other controls when editing', async ({ page }) => { test('should hide other controls when editing', async ({ page }) => {
const todoItem = page.locator('.todo-list li').nth(1); const todoItem = page.getByTestId('todo-item').nth(1);
await todoItem.dblclick(); await todoItem.dblclick();
await expect(todoItem.locator('.toggle')).not.toBeVisible(); await expect(todoItem.getByRole('checkbox')).not.toBeVisible();
await expect(todoItem.locator('label')).not.toBeVisible(); await expect(todoItem.locator('label', {
hasText: TODO_ITEMS[1],
})).not.toBeVisible();
await checkNumberOfTodosInLocalStorage(page, 3); await checkNumberOfTodosInLocalStorage(page, 3);
}); });
test('should save edits on blur', async ({ page }) => { test('should save edits on blur', async ({ page }) => {
const todoItems = page.locator('.todo-list li'); const todoItems = page.getByTestId('todo-item');
await todoItems.nth(1).dblclick(); await todoItems.nth(1).dblclick();
await todoItems.nth(1).locator('.edit').fill('buy some sausages'); await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).fill('buy some sausages');
await todoItems.nth(1).locator('.edit').dispatchEvent('blur'); await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).dispatchEvent('blur');
await expect(todoItems).toHaveText([ await expect(todoItems).toHaveText([
TODO_ITEMS[0], TODO_ITEMS[0],
@ -215,10 +234,10 @@ test.describe('Editing', () => {
}); });
test('should trim entered text', async ({ page }) => { test('should trim entered text', async ({ page }) => {
const todoItems = page.locator('.todo-list li'); const todoItems = page.getByTestId('todo-item');
await todoItems.nth(1).dblclick(); await todoItems.nth(1).dblclick();
await todoItems.nth(1).locator('.edit').fill(' buy some sausages '); await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).fill(' buy some sausages ');
await todoItems.nth(1).locator('.edit').press('Enter'); await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).press('Enter');
await expect(todoItems).toHaveText([ await expect(todoItems).toHaveText([
TODO_ITEMS[0], TODO_ITEMS[0],
@ -229,10 +248,10 @@ test.describe('Editing', () => {
}); });
test('should remove the item if an empty text string was entered', async ({ page }) => { test('should remove the item if an empty text string was entered', async ({ page }) => {
const todoItems = page.locator('.todo-list li'); const todoItems = page.getByTestId('todo-item');
await todoItems.nth(1).dblclick(); await todoItems.nth(1).dblclick();
await todoItems.nth(1).locator('.edit').fill(''); await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).fill('');
await todoItems.nth(1).locator('.edit').press('Enter'); await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).press('Enter');
await expect(todoItems).toHaveText([ await expect(todoItems).toHaveText([
TODO_ITEMS[0], TODO_ITEMS[0],
@ -241,23 +260,26 @@ test.describe('Editing', () => {
}); });
test('should cancel edits on escape', async ({ page }) => { test('should cancel edits on escape', async ({ page }) => {
const todoItems = page.locator('.todo-list li'); const todoItems = page.getByTestId('todo-item');
await todoItems.nth(1).dblclick(); await todoItems.nth(1).dblclick();
await todoItems.nth(1).locator('.edit').fill('buy some sausages'); await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).fill('buy some sausages');
await todoItems.nth(1).locator('.edit').press('Escape'); await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).press('Escape');
await expect(todoItems).toHaveText(TODO_ITEMS); await expect(todoItems).toHaveText(TODO_ITEMS);
}); });
}); });
test.describe('Counter', () => { test.describe('Counter', () => {
test('should display the current number of todo items', async ({ page }) => { test('should display the current number of todo items', async ({ page }) => {
await page.locator('.new-todo').fill(TODO_ITEMS[0]); // create a new todo locator
await page.locator('.new-todo').press('Enter'); const newTodo = page.getByPlaceholder('What needs to be done?');
await expect(page.locator('.todo-count')).toContainText('1');
await page.locator('.new-todo').fill(TODO_ITEMS[1]); await newTodo.fill(TODO_ITEMS[0]);
await page.locator('.new-todo').press('Enter'); await newTodo.press('Enter');
await expect(page.locator('.todo-count')).toContainText('2'); await expect(page.getByTestId('todo-count')).toContainText('1');
await newTodo.fill(TODO_ITEMS[1]);
await newTodo.press('Enter');
await expect(page.getByTestId('todo-count')).toContainText('2');
await checkNumberOfTodosInLocalStorage(page, 2); await checkNumberOfTodosInLocalStorage(page, 2);
}); });
@ -270,33 +292,36 @@ test.describe('Clear completed button', () => {
test('should display the correct text', async ({ page }) => { test('should display the correct text', async ({ page }) => {
await page.locator('.todo-list li .toggle').first().check(); await page.locator('.todo-list li .toggle').first().check();
await expect(page.locator('.clear-completed')).toHaveText('Clear completed'); await expect(page.getByRole('button', { name: 'Clear completed' })).toBeVisible();
}); });
test('should remove completed items when clicked', async ({ page }) => { test('should remove completed items when clicked', async ({ page }) => {
const todoItems = page.locator('.todo-list li'); const todoItems = page.getByTestId('todo-item');
await todoItems.nth(1).locator('.toggle').check(); await todoItems.nth(1).getByRole('checkbox').check();
await page.locator('.clear-completed').click(); await page.getByRole('button', { name: 'Clear completed' }).click();
await expect(todoItems).toHaveCount(2); await expect(todoItems).toHaveCount(2);
await expect(todoItems).toHaveText([TODO_ITEMS[0], TODO_ITEMS[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 }) => { 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.locator('.todo-list li .toggle').first().check();
await page.locator('.clear-completed').click(); await page.getByRole('button', { name: 'Clear completed' }).click();
await expect(page.locator('.clear-completed')).toBeHidden(); await expect(page.getByRole('button', { name: 'Clear completed' })).toBeHidden();
}); });
}); });
test.describe('Persistence', () => { test.describe('Persistence', () => {
test('should persist its data', async ({ page }) => { 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)) { for (const item of TODO_ITEMS.slice(0, 2)) {
await page.locator('.new-todo').fill(item); await newTodo.fill(item);
await page.locator('.new-todo').press('Enter'); await newTodo.press('Enter');
} }
const todoItems = page.locator('.todo-list li'); const todoItems = page.getByTestId('todo-item');
await todoItems.nth(0).locator('.toggle').check(); await todoItems.nth(0).getByRole('checkbox').check();
await expect(todoItems).toHaveText([TODO_ITEMS[0], TODO_ITEMS[1]]); await expect(todoItems).toHaveText([TODO_ITEMS[0], TODO_ITEMS[1]]);
await expect(todoItems).toHaveClass(['completed', '']); await expect(todoItems).toHaveClass(['completed', '']);
@ -322,9 +347,9 @@ test.describe('Routing', () => {
test('should allow me to display active items', async ({ page }) => { test('should allow me to display active items', async ({ page }) => {
await page.locator('.todo-list li .toggle').nth(1).check(); await page.locator('.todo-list li .toggle').nth(1).check();
await checkNumberOfCompletedTodosInLocalStorage(page, 1); await checkNumberOfCompletedTodosInLocalStorage(page, 1);
await page.locator('.filters >> text=Active').click(); await page.getByRole('link', { name: 'Active' }).click();
await expect(page.locator('.todo-list li')).toHaveCount(2); await expect(page.getByTestId('todo-item')).toHaveCount(2);
await expect(page.locator('.todo-list li')).toHaveText([TODO_ITEMS[0], TODO_ITEMS[2]]); await expect(page.getByTestId('todo-item')).toHaveText([TODO_ITEMS[0], TODO_ITEMS[2]]);
}); });
test('should respect the back button', async ({ page }) => { test('should respect the back button', async ({ page }) => {
@ -332,73 +357,77 @@ test.describe('Routing', () => {
await checkNumberOfCompletedTodosInLocalStorage(page, 1); await checkNumberOfCompletedTodosInLocalStorage(page, 1);
await test.step('Showing all items', async () => { await test.step('Showing all items', async () => {
await page.locator('.filters >> text=All').click(); await page.getByRole('link', { name: 'All' }).click();
await expect(page.locator('.todo-list li')).toHaveCount(3); await expect(page.getByTestId('todo-item')).toHaveCount(3);
}); });
await test.step('Showing active items', async () => { await test.step('Showing active items', async () => {
await page.locator('.filters >> text=Active').click(); await page.getByRole('link', { name: 'Active' }).click();
}); });
await test.step('Showing completed items', async () => { await test.step('Showing completed items', async () => {
await page.locator('.filters >> text=Completed').click(); await page.getByRole('link', { name: 'Completed' }).click();
}); });
await expect(page.locator('.todo-list li')).toHaveCount(1); await expect(page.getByTestId('todo-item')).toHaveCount(1);
await page.goBack(); await page.goBack();
await expect(page.locator('.todo-list li')).toHaveCount(2); await expect(page.getByTestId('todo-item')).toHaveCount(2);
await page.goBack(); await page.goBack();
await expect(page.locator('.todo-list li')).toHaveCount(3); await expect(page.getByTestId('todo-item')).toHaveCount(3);
}); });
test('should allow me to display completed items', async ({ page }) => { test('should allow me to display completed items', async ({ page }) => {
await page.locator('.todo-list li .toggle').nth(1).check(); await page.locator('.todo-list li .toggle').nth(1).check();
await checkNumberOfCompletedTodosInLocalStorage(page, 1); await checkNumberOfCompletedTodosInLocalStorage(page, 1);
await page.locator('.filters >> text=Completed').click(); await page.getByRole('link', { name: 'Completed' }).click();
await expect(page.locator('.todo-list li')).toHaveCount(1); await expect(page.getByTestId('todo-item')).toHaveCount(1);
}); });
test('should allow me to display all items', async ({ page }) => { test('should allow me to display all items', async ({ page }) => {
await page.locator('.todo-list li .toggle').nth(1).check(); await page.locator('.todo-list li .toggle').nth(1).check();
await checkNumberOfCompletedTodosInLocalStorage(page, 1); await checkNumberOfCompletedTodosInLocalStorage(page, 1);
await page.locator('.filters >> text=Active').click(); await page.getByRole('link', { name: 'Active' }).click();
await page.locator('.filters >> text=Completed').click(); await page.getByRole('link', { name: 'Completed' }).click();
await page.locator('.filters >> text=All').click(); await page.getByRole('link', { name: 'All' }).click();
await expect(page.locator('.todo-list li')).toHaveCount(3); await expect(page.getByTestId('todo-item')).toHaveCount(3);
}); });
test('should highlight the currently applied filter', async ({ page }) => { test('should highlight the currently applied filter', async ({ page }) => {
await expect(page.locator('.filters >> text=All')).toHaveClass('selected'); await expect(page.getByRole('link', { name: 'All' })).toHaveClass('selected');
await page.locator('.filters >> text=Active').click(); await page.getByRole('link', { name: 'Active' }).click();
// Page change - active items. // Page change - active items.
await expect(page.locator('.filters >> text=Active')).toHaveClass('selected'); await expect(page.getByRole('link', { name: 'Active' })).
await page.locator('.filters >> text=Completed').click(); toHaveClass('selected');
await page.getByRole('link', { name: 'Completed' }).click();
// Page change - completed items. // Page change - completed items.
await expect(page.locator('.filters >> text=Completed')).toHaveClass('selected'); await expect(page.getByRole('link', { name: 'Completed' })).toHaveClass('selected');
}); });
}); });
async function createDefaultTodos(page: Page) { async function createDefaultTodos(page) {
// create a new todo locator
const newTodo = page.getByPlaceholder('What needs to be done?');
for (const item of TODO_ITEMS) { for (const item of TODO_ITEMS) {
await page.locator('.new-todo').fill(item); await newTodo.fill(item);
await page.locator('.new-todo').press('Enter'); await newTodo.press('Enter');
} }
} }
async function checkNumberOfCompletedTodosInLocalStorage(page: Page, expected: number) { async function checkNumberOfTodosInLocalStorage(page: Page, expected: number) {
await expect.poll(() => { return await page.waitForFunction(e => {
return page.evaluate(() => JSON.parse(localStorage['react-todos']).filter(i => i.completed).length); return JSON.parse(localStorage['react-todos']).length === e;
}).toBe(expected); }, expected);
} }
async function checkNumberOfTodosInLocalStorage(page: Page, expected: number) { async function checkNumberOfCompletedTodosInLocalStorage(page: Page, expected: number) {
await expect.poll(() => { return await page.waitForFunction(e => {
return page.evaluate(() => JSON.parse(localStorage['react-todos']).length); return JSON.parse(localStorage['react-todos']).filter((todo: any) => todo.completed).length === e;
}).toBe(expected); }, expected);
} }
async function checkTodosInLocalStorage(page: Page, title: string) { async function checkTodosInLocalStorage(page: Page, title: string) {
await expect.poll(() => { return await page.waitForFunction(t => {
return page.evaluate(() => JSON.parse(localStorage['react-todos']).map(i => i.title)); return JSON.parse(localStorage['react-todos']).map((todo: any) => todo.title).includes(t);
}).toContain(title); }, title);
} }