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import pytest

from selenium.common.exceptions import NoSuchElementException
from selenium.webdriver.common.by import By


def test_should_implicitly_wait_for_asingle_element(driver, pages):
    pages.load("dynamic.html")
    add = driver.find_element(By.ID, "adder")
    driver.implicitly_wait(3)
    add.click()
    driver.find_element(By.ID, "box0")  # All is well if this doesn't throw.


def test_should_still_fail_to_find_an_element_when_implicit_waits_are_enabled(driver, pages):
    pages.load("dynamic.html")
    driver.implicitly_wait(0.5)
    with pytest.raises(NoSuchElementException):
        driver.find_element(By.ID, "box0")


def test_should_return_after_first_attempt_to_find_one_after_disabling_implicit_waits(driver, pages):
    pages.load("dynamic.html")
    driver.implicitly_wait(3)
    driver.implicitly_wait(0)
    with pytest.raises(NoSuchElementException):
        driver.find_element(By.ID, "box0")


def test_should_implicitly_wait_until_at_least_one_element_is_found_when_searching_for_many(driver, pages):
    pages.load("dynamic.html")
    add = driver.find_element(By.ID, "adder")

    driver.implicitly_wait(2)
    add.click()
    add.click()

    elements = driver.find_elements(By.CLASS_NAME, "redbox")
    assert len(elements) >= 1


def test_should_still_fail_to_find_an_elemenst_when_implicit_waits_are_enabled(driver, pages):
    pages.load("dynamic.html")

    driver.implicitly_wait(0.5)
    elements = driver.find_elements(By.CLASS_NAME, "redbox")
    assert 0 == len(elements)


def test_should_return_after_first_attempt_to_find_many_after_disabling_implicit_waits(driver, pages):
    pages.load("dynamic.html")
    add = driver.find_element(By.ID, "adder")
    driver.implicitly_wait(1.1)
    driver.implicitly_wait(0)
    add.click()
    elements = driver.find_elements(By.CLASS_NAME, "redbox")
    assert 0 == len(elements)