moodle/lib/tests/behat/behat_general.php
David Monllao e9af3ed361 MDL-42013 behat: I should (not)? see checking visibility
Only for non-Javascript tests. If the step
is named I should/should not see whatever
is makes sense that has to be visible.
2013-10-10 18:40:29 +08:00

532 lines
22 KiB
PHP

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* General use steps definitions.
*
* @package core
* @category test
* @copyright 2012 David Monllaó
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
// NOTE: no MOODLE_INTERNAL test here, this file may be required by behat before including /config.php.
require_once(__DIR__ . '/../../behat/behat_base.php');
use Behat\Mink\Exception\ExpectationException as ExpectationException,
Behat\Mink\Exception\ElementNotFoundException as ElementNotFoundException,
Behat\Mink\Exception\DriverException as DriverException,
WebDriver\Exception\NoSuchElement as NoSuchElement,
WebDriver\Exception\StaleElementReference as StaleElementReference;
/**
* Cross component steps definitions.
*
* Basic web application definitions from MinkExtension and
* BehatchExtension. Definitions modified according to our needs
* when necessary and including only the ones we need to avoid
* overlapping and confusion.
*
* @package core
* @category test
* @copyright 2012 David Monllaó
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class behat_general extends behat_base {
/**
* Opens Moodle homepage.
*
* @Given /^I am on homepage$/
*/
public function i_am_on_homepage() {
$this->getSession()->visit($this->locate_path('/'));
}
/**
* Reloads the current page.
*
* @Given /^I reload the page$/
*/
public function reload() {
$this->getSession()->reload();
}
/**
* Follows the page redirection. Use this step after any action that shows a message and waits for a redirection
*
* @Given /^I wait to be redirected$/
*/
public function i_wait_to_be_redirected() {
// Xpath and processes based on core_renderer::redirect_message(), core_renderer::$metarefreshtag and
// moodle_page::$periodicrefreshdelay possible values.
if (!$metarefresh = $this->getSession()->getPage()->find('xpath', "//head/descendant::meta[@http-equiv='refresh']")) {
// We don't fail the scenario if no redirection with message is found to avoid race condition false failures.
return false;
}
// Wrapped in try & catch in case the redirection has already been executed.
try {
$content = $metarefresh->getAttribute('content');
} catch (NoSuchElement $e) {
return false;
} catch (StaleElementReference $e) {
return false;
}
// Getting the refresh time and the url if present.
if (strstr($content, 'url') != false) {
list($waittime, $url) = explode(';', $content);
// Cleaning the URL value.
$url = trim(substr($url, strpos($url, 'http')));
} else {
// Just wait then.
$waittime = $content;
}
// Wait until the URL change is executed.
if ($this->running_javascript()) {
$this->getSession()->wait($waittime * 1000, false);
} else if (!empty($url)) {
// We redirect directly as we can not wait for an automatic redirection.
$this->getSession()->getDriver()->getClient()->request('get', $url);
} else {
// Reload the page if no URL was provided.
$this->getSession()->getDriver()->reload();
}
}
/**
* Switches to the specified window. Useful when interacting with popup windows.
*
* @Given /^I switch to "(?P<window_name_string>(?:[^"]|\\")*)" window$/
* @param string $windowname
*/
public function switch_to_window($windowname) {
$this->getSession()->switchToWindow($windowname);
}
/**
* Switches to the main Moodle window. Useful when you finish interacting with popup windows.
*
* @Given /^I switch to the main window$/
*/
public function switch_to_the_main_window() {
$this->getSession()->switchToWindow();
}
/**
* Accepts the currently displayed alert dialog. This step does not work in all the browsers, consider it experimental.
* @Given /^I accept the currently displayed dialog$/
*/
public function accept_currently_displayed_alert_dialog() {
$this->getSession()->getDriver()->getWebDriverSession()->accept_alert();
}
/**
* Clicks link with specified id|title|alt|text.
*
* @When /^I follow "(?P<link_string>(?:[^"]|\\")*)"$/
* @throws ElementNotFoundException Thrown by behat_base::find
* @param string $link
*/
public function click_link($link) {
$linknode = $this->find_link($link);
$linknode->click();
}
/**
* Waits X seconds. Required after an action that requires data from an AJAX request.
*
* @Then /^I wait "(?P<seconds_number>\d+)" seconds$/
* @param int $seconds
*/
public function i_wait_seconds($seconds) {
if (!$this->running_javascript()) {
throw new DriverException('Waits are disabled in scenarios without Javascript support');
}
$this->getSession()->wait($seconds * 1000, false);
}
/**
* Waits until the page is completely loaded. This step is auto-executed after every step.
*
* @Given /^I wait until the page is ready$/
*/
public function wait_until_the_page_is_ready() {
if (!$this->running_javascript()) {
throw new DriverException('Waits are disabled in scenarios without Javascript support');
}
$this->getSession()->wait(self::TIMEOUT, '(document.readyState === "complete")');
}
/**
* Generic mouse over action. Mouse over a element of the specified type.
*
* @When /^I hover "(?P<element_string>(?:[^"]|\\")*)" "(?P<selector_string>[^"]*)"$/
* @param string $element Element we look for
* @param string $selectortype The type of what we look for
*/
public function i_hover($element, $selectortype) {
// Gets the node based on the requested selector type and locator.
$node = $this->get_selected_node($selectortype, $element);
$node->mouseOver();
}
/**
* Generic click action. Click on the element of the specified type.
*
* @When /^I click on "(?P<element_string>(?:[^"]|\\")*)" "(?P<selector_string>[^"]*)"$/
* @param string $element Element we look for
* @param string $selectortype The type of what we look for
*/
public function i_click_on($element, $selectortype) {
// Gets the node based on the requested selector type and locator.
$node = $this->get_selected_node($selectortype, $element);
$node->click();
}
/**
* Click on the element of the specified type which is located inside the second element.
*
* @When /^I click on "(?P<element_string>(?:[^"]|\\")*)" "(?P<selector_string>[^"]*)" in the "(?P<element_container_string>(?:[^"]|\\")*)" "(?P<text_selector_string>[^"]*)"$/
* @param string $element Element we look for
* @param string $selectortype The type of what we look for
* @param string $nodeelement Element we look in
* @param string $nodeselectortype The type of selector where we look in
*/
public function i_click_on_in_the($element, $selectortype, $nodeelement, $nodeselectortype) {
$node = $this->get_node_in_container($selectortype, $element, $nodeselectortype, $nodeelement);
$node->click();
}
/**
* Click on the specified element inside a table row containing the specified text.
*
* @Given /^I click on "(?P<element_string>(?:[^"]|\\")*)" "(?P<selector_string>(?:[^"]|\\")*)" in the "(?P<row_text_string>(?:[^"]|\\")*)" table row$/
* @throws ElementNotFoundException
* @param string $element Element we look for
* @param string $selectortype The type of what we look for
* @param string $tablerowtext The table row text
*/
public function i_click_on_in_the_table_row($element, $selectortype, $tablerowtext) {
// The table row container.
$nocontainerexception = new ElementNotFoundException($this->getSession(), '"' . $tablerowtext . '" row text ');
$tablerowtext = $this->getSession()->getSelectorsHandler()->xpathLiteral($tablerowtext);
$rownode = $this->find('xpath', "//tr[contains(., $tablerowtext)]", $nocontainerexception);
// Looking for the element DOM node inside the specified row.
list($selector, $locator) = $this->transform_selector($selectortype, $element);
$elementnode = $this->find($selector, $locator, false, $rownode);
$elementnode->click();
}
/**
* Drags and drops the specified element to the specified container. This step does not work in all the browsers, consider it experimental.
*
* The steps definitions calling this step as part of them should
* manage the wait times by themselves as the times and when the
* waits should be done depends on what is being dragged & dropper.
*
* @Given /^I drag "(?P<element_string>(?:[^"]|\\")*)" "(?P<selector1_string>(?:[^"]|\\")*)" and I drop it in "(?P<container_element_string>(?:[^"]|\\")*)" "(?P<selector2_string>(?:[^"]|\\")*)"$/
* @param string $element
* @param string $selectortype
* @param string $containerelement
* @param string $containerselectortype
*/
public function i_drag_and_i_drop_it_in($element, $selectortype, $containerelement, $containerselectortype) {
list($sourceselector, $sourcelocator) = $this->transform_selector($selectortype, $element);
$sourcexpath = $this->getSession()->getSelectorsHandler()->selectorToXpath($sourceselector, $sourcelocator);
list($containerselector, $containerlocator) = $this->transform_selector($containerselectortype, $containerelement);
$destinationxpath = $this->getSession()->getSelectorsHandler()->selectorToXpath($containerselector, $containerlocator);
$this->getSession()->getDriver()->dragTo($sourcexpath, $destinationxpath);
}
/**
* Checks, that page contains specified text. It also checks if the text is visible when running Javascript tests.
*
* @Then /^I should see "(?P<text_string>(?:[^"]|\\")*)"$/
* @throws ExpectationException
* @param string $text
*/
public function assert_page_contains_text($text) {
// Looking for all the matching nodes without any other descendant matching the
// same xpath (we are using contains(., ....).
$xpathliteral = $this->getSession()->getSelectorsHandler()->xpathLiteral($text);
$xpath = "/descendant-or-self::*[contains(., $xpathliteral)]" .
"[count(descendant::*[contains(., $xpathliteral)]) = 0]";
// Wait until it finds the text, otherwise custom exception.
try {
$nodes = $this->find_all('xpath', $xpath);
// We also check for the element visibility when running JS tests.
if ($this->running_javascript()) {
foreach ($nodes as $node) {
if ($node->isVisible()) {
return;
}
}
throw new ExpectationException("'{$text}' text was found but was not visible", $this->getSession());
}
} catch (ElementNotFoundException $e) {
throw new ExpectationException('"' . $text . '" text was not found in the page', $this->getSession());
}
}
/**
* Checks, that page doesn't contain specified text. When running Javascript tests it also considers that texts may be hidden.
*
* @Then /^I should not see "(?P<text_string>(?:[^"]|\\")*)"$/
* @throws ExpectationException
* @param string $text
*/
public function assert_page_not_contains_text($text) {
// Delegating the process to assert_page_contains_text.
try {
$this->assert_page_contains_text($text);
} catch (ExpectationException $e) {
// It should not appear, so this is good.
return;
}
// If the page contains the text this is failing.
throw new ExpectationException('"' . $text . '" text was found in the page', $this->getSession());
}
/**
* Checks, that the specified element contains the specified text. When running Javascript tests it also considers that texts may be hidden.
*
* @Then /^I should see "(?P<text_string>(?:[^"]|\\")*)" in the "(?P<element_string>(?:[^"]|\\")*)" "(?P<text_selector_string>[^"]*)"$/
* @throws ElementNotFoundException
* @throws ExpectationException
* @param string $text
* @param string $element Element we look in.
* @param string $selectortype The type of element where we are looking in.
*/
public function assert_element_contains_text($text, $element, $selectortype) {
// Getting the container where the text should be found.
$container = $this->get_selected_node($selectortype, $element);
// Looking for all the matching nodes without any other descendant matching the
// same xpath (we are using contains(., ....).
$xpathliteral = $this->getSession()->getSelectorsHandler()->xpathLiteral($text);
$xpath = "/descendant-or-self::*[contains(., $xpathliteral)]" .
"[count(descendant::*[contains(., $xpathliteral)]) = 0]";
// Wait until it finds the text inside the container, otherwise custom exception.
try {
$nodes = $this->find_all('xpath', $xpath, false, $container);
// We also check for the element visibility when running JS tests.
if ($this->running_javascript()) {
foreach ($nodes as $node) {
if ($node->isVisible()) {
return;
}
}
throw new ExpectationException("'{$text}' text was found in the {$element} element but was not visible", $this->getSession());
}
} catch (ElementNotFoundException $e) {
throw new ExpectationException('"' . $text . '" text was not found in the ' . $element . ' element', $this->getSession());
}
}
/**
* Checks, that the specified element does not contain the specified text. When running Javascript tests it also considers that texts may be hidden.
*
* @Then /^I should not see "(?P<text_string>(?:[^"]|\\")*)" in the "(?P<element_string>(?:[^"]|\\")*)" "(?P<text_selector_string>[^"]*)"$/
* @throws ElementNotFoundException
* @throws ExpectationException
* @param string $text
* @param string $element Element we look in.
* @param string $selectortype The type of element where we are looking in.
*/
public function assert_element_not_contains_text($text, $element, $selectortype) {
// Delegating the process to assert_element_contains_text.
try {
$this->assert_element_contains_text($text, $element, $selectortype);
} catch (ExpectationException $e) {
// It should not appear, so this is good.
// We only catch ExpectationException as ElementNotFoundException
// will be thrown if the container does not exist.
return;
}
// If the element contains the text this is failing.
throw new ExpectationException('"' . $text . '" text was found in the ' . $element . ' element', $this->getSession());
}
/**
* Checks, that the first specified element appears before the second one.
*
* @Given /^"(?P<preceding_element_string>(?:[^"]|\\")*)" "(?P<selector1_string>(?:[^"]|\\")*)" should appear before "(?P<following_element_string>(?:[^"]|\\")*)" "(?P<selector2_string>(?:[^"]|\\")*)"$/
* @throws ExpectationException
* @param string $preelement The locator of the preceding element
* @param string $preselectortype The locator of the preceding element
* @param string $postelement The locator of the latest element
* @param string $postselectortype The selector type of the latest element
*/
public function should_appear_before($preelement, $preselectortype, $postelement, $postselectortype) {
// We allow postselectortype as a non-text based selector.
list($preselector, $prelocator) = $this->transform_selector($preselectortype, $preelement);
list($postselector, $postlocator) = $this->transform_selector($postselectortype, $postelement);
$prexpath = $this->find($preselector, $prelocator)->getXpath();
$postxpath = $this->find($postselector, $postlocator)->getXpath();
// Using following xpath axe to find it.
$msg = '"'.$preelement.'" "'.$preselectortype.'" does not appear before "'.$postelement.'" "'.$postselectortype.'"';
$xpath = $prexpath.'/following::*[contains(., '.$postxpath.')]';
if (!$this->getSession()->getDriver()->find($xpath)) {
throw new ExpectationException($msg, $this->getSession());
}
}
/**
* Checks, that the first specified element appears after the second one.
*
* @Given /^"(?P<following_element_string>(?:[^"]|\\")*)" "(?P<selector1_string>(?:[^"]|\\")*)" should appear after "(?P<preceding_element_string>(?:[^"]|\\")*)" "(?P<selector2_string>(?:[^"]|\\")*)"$/
* @throws ExpectationException
* @param string $postelement The locator of the latest element
* @param string $postselectortype The selector type of the latest element
* @param string $preelement The locator of the preceding element
* @param string $preselectortype The locator of the preceding element
*/
public function should_appear_after($postelement, $postselectortype, $preelement, $preselectortype) {
// We allow postselectortype as a non-text based selector.
list($postselector, $postlocator) = $this->transform_selector($postselectortype, $postelement);
list($preselector, $prelocator) = $this->transform_selector($preselectortype, $preelement);
$postxpath = $this->find($postselector, $postlocator)->getXpath();
$prexpath = $this->find($preselector, $prelocator)->getXpath();
// Using preceding xpath axe to find it.
$msg = '"'.$postelement.'" "'.$postselectortype.'" does not appear after "'.$preelement.'" "'.$preselectortype.'"';
$xpath = $postxpath.'/preceding::*[contains(., '.$prexpath.')]';
if (!$this->getSession()->getDriver()->find($xpath)) {
throw new ExpectationException($msg, $this->getSession());
}
}
/**
* Checks, that element of specified type is disabled.
*
* @Then /^the "(?P<element_string>(?:[^"]|\\")*)" "(?P<selector_string>[^"]*)" should be disabled$/
* @throws ExpectationException Thrown by behat_base::find
* @param string $element Element we look in
* @param string $selectortype The type of element where we are looking in.
*/
public function the_element_should_be_disabled($element, $selectortype) {
// Transforming from steps definitions selector/locator format to Mink format and getting the NodeElement.
$node = $this->get_selected_node($selectortype, $element);
if (!$node->hasAttribute('disabled')) {
throw new ExpectationException('The element "' . $element . '" is not disabled', $this->getSession());
}
}
/**
* Checks, that element of specified type is enabled.
*
* @Then /^the "(?P<element_string>(?:[^"]|\\")*)" "(?P<selector_string>[^"]*)" should be enabled$/
* @throws ExpectationException Thrown by behat_base::find
* @param string $element Element we look on
* @param string $selectortype The type of where we look
*/
public function the_element_should_be_enabled($element, $selectortype) {
// Transforming from steps definitions selector/locator format to mink format and getting the NodeElement.
$node = $this->get_selected_node($selectortype, $element);
if ($node->hasAttribute('disabled')) {
throw new ExpectationException('The element "' . $element . '" is not enabled', $this->getSession());
}
}
/**
* Checks the provided element and selector type exists in the current page.
*
* This step is for advanced users, use it if you don't find anything else suitable for what you need.
*
* @Then /^"(?P<element_string>(?:[^"]|\\")*)" "(?P<selector_string>[^"]*)" should exists$/
* @throws ElementNotFoundException Thrown by behat_base::find
* @param string $element The locator of the specified selector
* @param string $selectortype The selector type
*/
public function should_exists($element, $selectortype) {
// Getting Mink selector and locator.
list($selector, $locator) = $this->transform_selector($selectortype, $element);
// Will throw an ElementNotFoundException if it does not exist.
$this->find($selector, $locator);
}
/**
* Checks that the provided element and selector type not exists in the current page.
*
* This step is for advanced users, use it if you don't find anything else suitable for what you need.
*
* @Then /^"(?P<element_string>(?:[^"]|\\")*)" "(?P<selector_string>[^"]*)" should not exists$/
* @throws ExpectationException
* @param string $element The locator of the specified selector
* @param string $selectortype The selector type
*/
public function should_not_exists($element, $selectortype) {
try {
$this->should_exists($element, $selectortype);
throw new ExpectationException('The "' . $element . '" "' . $selectortype . '" exists in the current page', $this->getSession());
} catch (ElementNotFoundException $e) {
// It passes.
return;
}
}
}