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PageAssertions

The PageAssertions class provides assertion methods that can be used to make assertions about the Page state in the tests.

import re
from playwright.sync_api import Page, expect

def test_navigates_to_login_page(page: Page) -> None:
    # ..
    page.get_by_text("Sign in").click()
    expect(page).to_have_url(re.compile(r".*/login"))

Methods​

not_to_have_title​

Added in: v1.20 pageAssertions.not_to_have_title

The opposite of expect(page).to_have_title().

Usage

expect(page).not_to_have_title(title_or_reg_exp)
expect(page).not_to_have_title(title_or_reg_exp, **kwargs)

Arguments

  • title_or_reg_exp str | Pattern Added in: v1.18#

    Expected title or RegExp.

  • timeout float (optional) Added in: v1.18#

    Time to retry the assertion for in milliseconds. Defaults to 5000.

Returns

not_to_have_url​

Added in: v1.20 pageAssertions.not_to_have_url

The opposite of expect(page).to_have_url().

Usage

expect(page).not_to_have_url(url_or_reg_exp)
expect(page).not_to_have_url(url_or_reg_exp, **kwargs)

Arguments

  • url_or_reg_exp str | Pattern Added in: v1.18#

    Expected URL string or RegExp.

  • ignore_case bool (optional) Added in: v1.44#

    Whether to perform case-insensitive match. ignore_case option takes precedence over the corresponding regular expression flag if specified.

  • timeout float (optional) Added in: v1.18#

    Time to retry the assertion for in milliseconds. Defaults to 5000.

Returns

to_have_title​

Added in: v1.20 pageAssertions.to_have_title

Ensures the page has the given title.

Usage

import re
from playwright.sync_api import expect

# ...
expect(page).to_have_title(re.compile(r".*checkout"))

Arguments

  • title_or_reg_exp str | Pattern Added in: v1.18#

    Expected title or RegExp.

  • timeout float (optional) Added in: v1.18#

    Time to retry the assertion for in milliseconds. Defaults to 5000.

Returns

to_have_url​

Added in: v1.20 pageAssertions.to_have_url

Ensures the page is navigated to the given URL.

Usage

import re
from playwright.sync_api import expect

# ...
expect(page).to_have_url(re.compile(".*checkout"))

Arguments

  • url_or_reg_exp str | Pattern Added in: v1.18#

    Expected URL string or RegExp.

  • ignore_case bool (optional) Added in: v1.44#

    Whether to perform case-insensitive match. ignore_case option takes precedence over the corresponding regular expression parameter if specified. A provided predicate ignores this flag.

  • timeout float (optional) Added in: v1.18#

    Time to retry the assertion for in milliseconds. Defaults to 5000.

Returns