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How to use count_elements_exactly_by_selector method in lettuce_webdriver

Best Python code snippet using lettuce_webdriver_python

css.py

Source:css.py

...116            raise AssertionError("Expected a matching element.")117    wait_for(assert_element_present)(timeout=int(seconds))118@step(r'There should be exactly (\d+) elements matching \$\("(.*?)"\)$')119@wait_for120def count_elements_exactly_by_selector(self, number, selector):121    """122    Assert n elements exist matching the given selector.123    """124    elems = find_elements_by_jquery(world.browser, selector)125    number = int(number)126    if len(elems) != number:127        raise AssertionError("Expected {} elements, found {}".format(128            number, len(elems)))129@step(r'I fill in \$\("(.*?)"\) with "(.*?)"$')130@wait_for131def fill_in_by_selector(self, selector, value):132    """Fill in the form element matching the CSS selector."""133    elem = find_element_by_jquery(world.browser, selector)134    elem.clear()...

css_selector_steps.py

Source:css_selector_steps.py

...58def wait_for_element_by_selector(step, selector, seconds):59    elems = wait_for_elem(world.browser, selector, timeout=int(seconds))60    assert_true(step, elems)61@step(r'There should be exactly (\d+) elements matching \$\("(.*?)"\)$')62def count_elements_exactly_by_selector(step, number, selector):63    elems = find_elements_by_jquery(world.browser, selector)64    assert_true(step, len(elems) == int(number))65@step(r'I fill in \$\("(.*?)"\) with "(.*?)"$')66def fill_in_by_selector(step, selector, value):67    elem = find_element_by_jquery(step, world.browser, selector)68    elem.clear()69    elem.send_keys(value)70@step(r'I submit \$\("(.*?)"\)')71def submit_by_selector(step, selector):72    elem = find_element_by_jquery(step, world.browser, selector)73    elem.submit()74@step(r'I check \$\("(.*?)"\)$')75def check_by_selector(step, selector):76    elem = find_element_by_jquery(step, world.browser, selector)...

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