context = $parameters; } /** * Get Mink session from MinkContext * * @return \Behat\Mink\Session */ public function getSession($name = null) { return $this->getMainContext()->getSession($name); } /** * @AfterStep ~@modal * * Excluding scenarios with @modal tag is required, * because modal dialogs stop any JS interaction */ public function appendErrorHandlerBeforeStep(StepEvent $event) { try{ $javascript = <<getSession()->executeScript($javascript); }catch(\WebDriver\Exception $e){ $this->logException($e); } } /** * @AfterStep ~@modal * * Excluding scenarios with @modal tag is required, * because modal dialogs stop any JS interaction */ public function readErrorHandlerAfterStep(StepEvent $event) { try{ $page = $this->getSession()->getPage(); $jserrors = $page->find('xpath', '//body[@data-jserrors]'); if (null !== $jserrors) { $this->takeScreenshot($event); file_put_contents('php://stderr', $jserrors->getAttribute('data-jserrors') . PHP_EOL); } $javascript = <<getSession()->executeScript($javascript); }catch(\WebDriver\Exception $e){ $this->logException($e); } } /** * Hook into jQuery ajaxStart, ajaxSuccess and ajaxComplete events. * Prepare __ajaxStatus() functions and attach them to these handlers. * Event handlers are removed after one run. * * @BeforeStep */ public function handleAjaxBeforeStep(StepEvent $event) { try{ $ajaxEnabledSteps = $this->getMainContext()->getAjaxSteps(); $ajaxEnabledSteps = implode('|', array_filter($ajaxEnabledSteps)); if (empty($ajaxEnabledSteps) || !preg_match('/(' . $ajaxEnabledSteps . ')/i', $event->getStep()->getText())) { return; } $javascript = <<getSession()->wait(500); // give browser a chance to process and render response $this->getSession()->executeScript($javascript); }catch(\WebDriver\Exception $e){ $this->logException($e); } } /** * Wait for the __ajaxStatus()to return anything but 'waiting'. * Don't wait longer than 5 seconds. * * Don't unregister handler if we're dealing with modal windows * * @AfterStep ~@modal */ public function handleAjaxAfterStep(StepEvent $event) { try{ $ajaxEnabledSteps = $this->getMainContext()->getAjaxSteps(); $ajaxEnabledSteps = implode('|', array_filter($ajaxEnabledSteps)); if (empty($ajaxEnabledSteps) || !preg_match('/(' . $ajaxEnabledSteps . ')/i', $event->getStep()->getText())) { return; } $this->handleAjaxTimeout(); $javascript = <<getSession()->executeScript($javascript); }catch(\WebDriver\Exception $e){ $this->logException($e); } } public function handleAjaxTimeout() { $timeoutMs = $this->getMainContext()->getAjaxTimeout(); // Wait for an ajax request to complete, but only for a maximum of 5 seconds to avoid deadlocks $this->getSession()->wait($timeoutMs, "(typeof window.__ajaxStatus !== 'undefined' ? window.__ajaxStatus() : 'no ajax') !== 'waiting'" ); // wait additional 100ms to allow DOM to update $this->getSession()->wait(100); } /** * Take screenshot when step fails. * Works only with Selenium2Driver. * * @AfterStep */ public function takeScreenshotAfterFailedStep(StepEvent $event) { if (4 === $event->getResult()) { try{ $this->takeScreenshot($event); }catch(\WebDriver\Exception $e){ $this->logException($e); } } } /** * Close modal dialog if test scenario fails on CMS page * * @AfterScenario */ public function closeModalDialog(ScenarioEvent $event) { try{ // Only for failed tests on CMS page if (4 === $event->getResult()) { $cmsElement = $this->getSession()->getPage()->find('css', '.cms'); if($cmsElement) { try { // Navigate away triggered by reloading the page $this->getSession()->reload(); $this->getSession()->getDriver()->getWebDriverSession()->accept_alert(); } catch(\WebDriver\Exception $e) { // no-op, alert might not be present } } } }catch(\WebDriver\Exception $e){ $this->logException($e); } } /** * Delete any created files and folders from assets directory * * @AfterScenario @assets */ public function cleanAssetsAfterScenario(ScenarioEvent $event) { foreach(\File::get() as $file) { $file->delete(); } \Filesystem::removeFolder(ASSETS_PATH, true); } public function takeScreenshot(StepEvent $event) { $driver = $this->getSession()->getDriver(); // quit silently when unsupported if (!($driver instanceof Selenium2Driver)) { return; } $parent = $event->getLogicalParent(); $feature = $parent->getFeature(); $step = $event->getStep(); $screenshotPath = null; $path = $this->getMainContext()->getScreenshotPath(); if(!$path) return; // quit silently when path is not set \Filesystem::makeFolder($path); $path = realpath($path); if (!file_exists($path)) { file_put_contents('php://stderr', sprintf('"%s" is not valid directory and failed to create it' . PHP_EOL, $path)); return; } if (file_exists($path) && !is_dir($path)) { file_put_contents('php://stderr', sprintf('"%s" is not valid directory' . PHP_EOL, $path)); return; } if (file_exists($path) && !is_writable($path)) { file_put_contents('php://stderr', sprintf('"%s" directory is not writable' . PHP_EOL, $path)); return; } $path = sprintf('%s/%s_%d.png', $path, basename($feature->getFile()), $step->getLine()); $screenshot = $driver->getWebDriverSession()->screenshot(); file_put_contents($path, base64_decode($screenshot)); file_put_contents('php://stderr', sprintf('Saving screenshot into %s' . PHP_EOL, $path)); } /** * @Then /^I should be redirected to "([^"]+)"/ */ public function stepIShouldBeRedirectedTo($url) { if ($this->getMainContext()->canIntercept()) { $client = $this->getSession()->getDriver()->getClient(); $client->followRedirects(true); $client->followRedirect(); $url = $this->getMainContext()->joinUrlParts($this->context['base_url'], $url); assertTrue($this->getMainContext()->isCurrentUrlSimilarTo($url), sprintf('Current URL is not %s', $url)); } } /** * @Given /^the page can't be found/ */ public function stepPageCantBeFound() { $page = $this->getSession()->getPage(); assertTrue( // Content from ErrorPage default record $page->hasContent('Page not found') // Generic ModelAsController message || $page->hasContent('The requested page could not be found') ); } /** * @Given /^I wait (?:for )?([\d\.]+) second(?:s?)$/ */ public function stepIWaitFor($secs) { $this->getSession()->wait((float)$secs*1000); } /** * @Given /^I press the "([^"]*)" button$/ */ public function stepIPressTheButton($button) { $page = $this->getSession()->getPage(); $els = $page->findAll('named', array('link_or_button', "'$button'")); $matchedEl = null; foreach($els as $el) { if($el->isVisible()) $matchedEl = $el; } assertNotNull($matchedEl, sprintf('%s button not found', $button)); $matchedEl->click(); } /** * Needs to be in single command to avoid "unexpected alert open" errors in Selenium. * Example1: I press the "Remove current combo" button, confirming the dialog * Example2: I follow the "Remove current combo" link, confirming the dialog * * @Given /^I (?:press|follow) the "([^"]*)" (?:button|link), confirming the dialog$/ */ public function stepIPressTheButtonConfirmingTheDialog($button) { $this->stepIPressTheButton($button); $this->iConfirmTheDialog(); } /** * Needs to be in single command to avoid "unexpected alert open" errors in Selenium. * Example: I follow the "Remove current combo" link, dismissing the dialog * * @Given /^I (?:press|follow) the "([^"]*)" (?:button|link), dismissing the dialog$/ */ public function stepIPressTheButtonDismissingTheDialog($button) { $this->stepIPressTheButton($button); $this->iDismissTheDialog(); } /** * @Given /^I (click|double click) "([^"]*)" in the "([^"]*)" element$/ */ public function iClickInTheElement($clickType, $text, $selector) { $clickTypeMap = array( "double click" => "doubleclick", "click" => "click" ); $page = $this->getSession()->getPage(); $parentElement = $page->find('css', $selector); assertNotNull($parentElement, sprintf('"%s" element not found', $selector)); $element = $parentElement->find('xpath', sprintf('//*[count(*)=0 and contains(.,"%s")]', $text)); assertNotNull($element, sprintf('"%s" not found', $text)); $clickTypeFn = $clickTypeMap[$clickType]; $element->$clickTypeFn(); } /** * Needs to be in single command to avoid "unexpected alert open" errors in Selenium. * Example: I click "Delete" in the ".actions" element, confirming the dialog * * @Given /^I (click|double click) "([^"]*)" in the "([^"]*)" element, confirming the dialog$/ */ public function iClickInTheElementConfirmingTheDialog($clickType, $text, $selector) { $this->iClickInTheElement($clickType, $text, $selector); $this->iConfirmTheDialog(); } /** * Needs to be in single command to avoid "unexpected alert open" errors in Selenium. * Example: I click "Delete" in the ".actions" element, dismissing the dialog * * @Given /^I (click|double click) "([^"]*)" in the "([^"]*)" element, dismissing the dialog$/ */ public function iClickInTheElementDismissingTheDialog($clickType, $text, $selector) { $this->iClickInTheElement($clickType, $text, $selector); $this->iDismissTheDialog(); } /** * @Given /^I type "([^"]*)" into the dialog$/ */ public function iTypeIntoTheDialog($data) { $data = array( 'text' => $data, ); $this->getSession()->getDriver()->getWebDriverSession()->postAlert_text($data); } /** * @Given /^I confirm the dialog$/ */ public function iConfirmTheDialog() { $this->getSession()->getDriver()->getWebDriverSession()->accept_alert(); $this->handleAjaxTimeout(); } /** * @Given /^I dismiss the dialog$/ */ public function iDismissTheDialog() { $this->getSession()->getDriver()->getWebDriverSession()->dismiss_alert(); $this->handleAjaxTimeout(); } /** * @Given /^(?:|I )attach the file "(?P[^"]*)" to "(?P(?:[^"]|\\")*)" with HTML5$/ */ public function iAttachTheFileTo($field, $path) { // Remove wrapped button styling to make input field accessible to Selenium $js = <<getSession()->executeScript($js); $this->getSession()->wait(1000); return new Step\Given(sprintf('I attach the file "%s" to "%s"', $path, $field)); } /** * Select an individual input from within a group, matched by the top-most label. * * @Given /^I select "([^"]*)" from "([^"]*)" input group$/ */ public function iSelectFromInputGroup($value, $labelText) { $page = $this->getSession()->getPage(); $parent = null; foreach($page->findAll('css', 'label') as $label) { if($label->getText() == $labelText) { $parent = $label->getParent(); } } if(!$parent) throw new \InvalidArgumentException(sprintf('Input group with label "%s" cannot be found', $labelText)); foreach($parent->findAll('css', 'label') as $option) { if($option->getText() == $value) { $input = null; // First, look for inputs referenced by the "for" element on this label $for = $option->getAttribute('for'); if ($for) $input = $parent->findById($for); // Otherwise look for inputs _inside_ the label if (!$input) $input = $option->find('css', 'input'); if(!$input) throw new \InvalidArgumentException(sprintf('Input "%s" cannot be found', $value)); $this->getSession()->getDriver()->click($input->getXPath()); } } } /** * Pauses the scenario until the user presses a key. Useful when debugging a scenario. * * @Then /^(?:|I )put a breakpoint$/ */ public function iPutABreakpoint() { fwrite(STDOUT, "\033[s \033[93m[Breakpoint] Press \033[1;93m[RETURN]\033[0;93m to continue...\033[0m"); while (fgets(STDIN, 1024) == '') {} fwrite(STDOUT, "\033[u"); return; } /** * Transforms relative time statements compatible with strtotime(). * Example: "time of 1 hour ago" might return "22:00:00" if its currently "23:00:00". * Customize through {@link setTimeFormat()}. * * @Transform /^(?:(the|a)) time of (?.*)$/ */ public function castRelativeToAbsoluteTime($prefix, $val) { $timestamp = strtotime($val); if(!$timestamp) { throw new \InvalidArgumentException(sprintf( "Can't resolve '%s' into a valid datetime value", $val )); } return date($this->timeFormat, $timestamp); } /** * Transforms relative date and time statements compatible with strtotime(). * Example: "datetime of 2 days ago" might return "2013-10-10 22:00:00" if its currently * the 12th of October 2013. Customize through {@link setDatetimeFormat()}. * * @Transform /^(?:(the|a)) datetime of (?.*)$/ */ public function castRelativeToAbsoluteDatetime($prefix, $val) { $timestamp = strtotime($val); if(!$timestamp) { throw new \InvalidArgumentException(sprintf( "Can't resolve '%s' into a valid datetime value", $val )); } return date($this->datetimeFormat, $timestamp); } /** * Transforms relative date statements compatible with strtotime(). * Example: "date 2 days ago" might return "2013-10-10" if its currently * the 12th of October 2013. Customize through {@link setDateFormat()}. * * @Transform /^(?:(the|a)) date of (?.*)$/ */ public function castRelativeToAbsoluteDate($prefix, $val) { $timestamp = strtotime($val); if(!$timestamp) { throw new \InvalidArgumentException(sprintf( "Can't resolve '%s' into a valid datetime value", $val )); } return date($this->dateFormat, $timestamp); } public function getDateFormat() { return $this->dateFormat; } public function setDateFormat($format) { $this->dateFormat = $format; } public function getTimeFormat() { return $this->timeFormat; } public function setTimeFormat($format) { $this->timeFormat = $format; } public function getDatetimeFormat() { return $this->datetimeFormat; } public function setDatetimeFormat($format) { $this->datetimeFormat = $format; } /** * Checks that field with specified in|name|label|value is disabled. * Example: Then the field "Email" should be disabled * Example: Then the "Email" field should be disabled * * @Then /^the "(?P(?:[^"]|\\")*)" (?P(?:(field|button))) should (?P(?:(not |)))be disabled/ * @Then /^the (?P(?:(field|button))) "(?P(?:[^"]|\\")*)" should (?P(?:(not |)))be disabled/ */ public function stepFieldShouldBeDisabled($name, $type, $negate) { $page = $this->getSession()->getPage(); if($type == 'field') { $element = $page->findField($name); } else { $element = $page->find('named', array( 'button', $this->getSession()->getSelectorsHandler()->xpathLiteral($name) )); } assertNotNull($element, sprintf("Element '%s' not found", $name)); $disabledAttribute = $element->getAttribute('disabled'); if(trim($negate)) { assertNull($disabledAttribute, sprintf("Failed asserting element '%s' is not disabled", $name)); } else { assertNotNull($disabledAttribute, sprintf("Failed asserting element '%s' is disabled", $name)); } } /** * Checks that checkbox with specified in|name|label|value is enabled. * Example: Then the field "Email" should be enabled * Example: Then the "Email" field should be enabled * * @Then /^the "(?P(?:[^"]|\\")*)" field should be enabled/ * @Then /^the field "(?P(?:[^"]|\\")*)" should be enabled/ */ public function stepFieldShouldBeEnabled($field) { $page = $this->getSession()->getPage(); $fieldElement = $page->findField($field); assertNotNull($fieldElement, sprintf("Field '%s' not found", $field)); $disabledAttribute = $fieldElement->getAttribute('disabled'); assertNull($disabledAttribute, sprintf("Failed asserting field '%s' is enabled", $field)); } /** * Clicks a link in a specific region (an element identified by a CSS selector, a "data-title" attribute, * or a named region mapped to a CSS selector via Behat configuration). * * Example: Given I follow "Select" in the "header .login-form" region * Example: Given I follow "Select" in the "My Login Form" region * * @Given /^I (?:follow|click) "(?P[^"]*)" in the "(?P[^"]*)" region$/ */ public function iFollowInTheRegion($link, $region) { $context = $this->getMainContext(); $regionObj = $context->getRegionObj($region); assertNotNull($regionObj); $linkObj = $regionObj->findLink($link); if (empty($linkObj)) { throw new \Exception(sprintf('The link "%s" was not found in the region "%s" on the page %s', $link, $region, $this->getSession()->getCurrentUrl())); } $linkObj->click(); } /** * Fills in a field in a specfic region similar to (@see iFollowInTheRegion or @see iSeeTextInRegion) * * Example: Given I fill in "Hello" with "World" * * @Given /^I fill in "(?P[^"]*)" with "(?P[^"]*)" in the "(?P[^"]*)" region$/ */ public function iFillinTheRegion($field, $value, $region){ $context = $this->getMainContext(); $regionObj = $context->getRegionObj($region); assertNotNull($regionObj, "Region Object is null"); $fieldObj = $regionObj->findField($field); if (empty($fieldObj)) { throw new \Exception(sprintf('The field "%s" was not found in the region "%s" on the page %s', $field, $region, $this->getSession()->getCurrentUrl())); } $regionObj->fillField($field, $value); } /** * Asserts text in a specific region (an element identified by a CSS selector, a "data-title" attribute, * or a named region mapped to a CSS selector via Behat configuration). * Supports regular expressions in text value. * * Example: Given I should see "My Text" in the "header .login-form" region * Example: Given I should not see "My Text" in the "My Login Form" region * * @Given /^I should (?P(?:(not |)))see "(?P[^"]*)" in the "(?P[^"]*)" region$/ */ public function iSeeTextInRegion($negate, $text, $region) { $context = $this->getMainContext(); $regionObj = $context->getRegionObj($region); assertNotNull($regionObj); $actual = $regionObj->getText(); $actual = preg_replace('/\s+/u', ' ', $actual); $regex = '/'.preg_quote($text, '/').'/ui'; if(trim($negate)) { if (preg_match($regex, $actual)) { $message = sprintf( 'The text "%s" was found in the text of the "%s" region on the page %s.', $text, $region, $this->getSession()->getCurrentUrl() ); throw new \Exception($message); } } else { if (!preg_match($regex, $actual)) { $message = sprintf( 'The text "%s" was not found anywhere in the text of the "%s" region on the page %s.', $text, $region, $this->getSession()->getCurrentUrl() ); throw new \Exception($message); } } } /** * Selects the specified radio button * * @Given /^I select the "([^"]*)" radio button$/ */ public function iSelectTheRadioButton($radioLabel) { $session = $this->getSession(); $radioButton = $session->getPage()->find('named', array( 'radio', $this->getSession()->getSelectorsHandler()->xpathLiteral($radioLabel) )); assertNotNull($radioButton); $session->getDriver()->click($radioButton->getXPath()); } /** * @Then /^the "([^"]*)" table should contain "([^"]*)"$/ */ public function theTableShouldContain($selector, $text) { $table = $this->getTable($selector); $element = $table->find('named', array('content', "'$text'")); assertNotNull($element, sprintf('Element containing `%s` not found in `%s` table', $text, $selector)); } /** * @Then /^the "([^"]*)" table should not contain "([^"]*)"$/ */ public function theTableShouldNotContain($selector, $text) { $table = $this->getTable($selector); $element = $table->find('named', array('content', "'$text'")); assertNull($element, sprintf('Element containing `%s` not found in `%s` table', $text, $selector)); } /** * @Given /^I click on "([^"]*)" in the "([^"]*)" table$/ */ public function iClickOnInTheTable($text, $selector) { $table = $this->getTable($selector); $element = $table->find('xpath', sprintf('//*[count(*)=0 and contains(.,"%s")]', $text)); assertNotNull($element, sprintf('Element containing `%s` not found', $text)); $element->click(); } /** * Finds the first visible table by various factors: * - table[id] * - table[title] * - table *[class=title] * - fieldset[data-name] table * - table caption * * @return Behat\Mink\Element\NodeElement */ protected function getTable($selector) { $selector = $this->getSession()->getSelectorsHandler()->xpathLiteral($selector); $page = $this->getSession()->getPage(); $candidates = $page->findAll( 'xpath', $this->getSession()->getSelectorsHandler()->selectorToXpath( "xpath", ".//table[(./@id = $selector or contains(./@title, $selector))]" ) ); // Find tables by a field $candidates += $page->findAll('xpath', "//table//caption[contains(normalize-space(string(.)), $selector)]/ancestor-or-self::table[1]"); // Find tables by a .title node $candidates += $page->findAll('xpath', "//table//*[@class='title' and contains(normalize-space(string(.)), $selector)]/ancestor-or-self::table[1]"); // Some tables don't have a visible title, so look for a fieldset with data-name instead $candidates += $page->findAll('xpath', "//fieldset[@data-name=$selector]//table"); assertTrue((bool)$candidates, 'Could not find any table elements'); $table = null; foreach($candidates as $candidate) { if(!$table && $candidate->isVisible()) { $table = $candidate; } } assertTrue((bool)$table, 'Found table elements, but none are visible'); return $table; } /** * Checks the order of two texts. * Assumptions: the two texts appear in their conjunct parent element once * @Then /^I should see the text "(?P(?:[^"]|\\")*)" (before|after) the text "(?P(?:[^"]|\\")*)" in the "(?P[^"]*)" element$/ */ public function theTextBeforeAfter($textBefore, $order, $textAfter, $element) { $ele = $this->getSession()->getPage()->find('css', $element); assertNotNull($ele, sprintf('%s not found', $element)); // Check both of the texts exist in the element $text = $ele->getText(); assertTrue(strpos($text, $textBefore) !== 'FALSE', sprintf('%s not found in the element %s', $textBefore, $element)); assertTrue(strpos($text, $textAfter) !== 'FALSE', sprintf('%s not found in the element %s', $textAfter, $element)); /// Use strpos to get the position of the first occurrence of the two texts (case-sensitive) // and compare them with the given order (before or after) if($order === 'before') { assertTrue(strpos($text, $textBefore) < strpos($text, $textAfter)); } else { assertTrue(strpos($text, $textBefore) > strpos($text, $textAfter)); } } /** * Wait until a certain amount of seconds till I see an element identified by a CSS selector. * * Example: Given I wait for 10 seconds until I see the ".css_element" element * * @Given /^I wait for (\d+) seconds until I see the "([^"]*)" element$/ **/ public function iWaitXUntilISee($wait, $selector) { $page = $this->getSession()->getPage(); $this->spin(function($page) use ($page, $selector){ $element = $page->find('css', $selector); if(empty($element)) { return false; } else { return $element->isVisible(); } }); } /** * Wait until a particular element is visible, using a CSS selector. Useful for content loaded via AJAX, or only * populated after JS execution. * * Example: Given I wait until I see the "header .login-form" element * * @Given /^I wait until I see the "([^"]*)" element$/ */ public function iWaitUntilISee($selector) { $page = $this->getSession()->getPage(); $this->spin(function($page) use ($page, $selector){ $element = $page->find('css', $selector); if(empty($element)){ return false; } else{ return ($element->isVisible()); } }); } /** * Wait until a particular string is found on the page. Useful for content loaded via AJAX, or only populated after * JS execution. * * Example: Given I wait until I see the text "Welcome back, John!" * * @Given /^I wait until I see the text "([^"]*)"$/ */ public function iWaitUntilISeeText($text){ $page = $this->getSession()->getPage(); $session = $this->getSession(); $this->spin(function($page) use ($page, $session, $text) { $element = $page->find( 'xpath', $session->getSelectorsHandler()->selectorToXpath("xpath", ".//*[contains(text(), '$text')]") ); if(empty($element)) { return false; } else { return ($element->isVisible()); } }); } /** * @Given /^I scroll to the bottom$/ */ public function iScrollToBottom() { $javascript = 'window.scrollTo(0, Math.max(document.documentElement.scrollHeight, document.body.scrollHeight, document.documentElement.clientHeight));'; $this->getSession()->executeScript($javascript); } /** * @Given /^I scroll to the top$/ */ public function iScrollToTop() { $this->getSession()->executeScript('window.scrollTo(0,0);'); } /** * Scroll to a certain element by label. * Requires an "id" attribute to uniquely identify the element in the document. * * Example: Given I scroll to the "Submit" button * Example: Given I scroll to the "My Date" field * * @Given /^I scroll to the "([^"]*)" (field|link|button)$/ */ public function iScrollToField($locator, $type) { $page = $this->getSession()->getPage(); $el = $page->find('named', array($type, "'$locator'")); assertNotNull($el, sprintf('%s element not found', $locator)); $id = $el->getAttribute('id'); if(empty($id)) { throw new \InvalidArgumentException('Element requires an "id" attribute'); } $js = sprintf("document.getElementById('%s').scrollIntoView(true);", $id); $this->getSession()->executeScript($js); } /** * Scroll to a certain element by CSS selector. * Requires an "id" attribute to uniquely identify the element in the document. * * Example: Given I scroll to the ".css_element" element * * @Given /^I scroll to the "(?P(?:[^"]|\\")*)" element$/ */ public function iScrollToElement($locator) { $el = $this->getSession()->getPage()->find('css', $locator); assertNotNull($el, sprintf('The element "%s" is not found', $locator)); $id = $el->getAttribute('id'); if(empty($id)) { throw new \InvalidArgumentException('Element requires an "id" attribute'); } $js = sprintf("document.getElementById('%s').scrollIntoView(true);", $id); $this->getSession()->executeScript($js); } /** * Continuously poll the dom until callback returns true, code copied from * (@link http://docs.behat.org/cookbook/using_spin_functions.html) * If not found within a given wait period, timeout and throw error * * @param callback $lambda The function to run continuously * @param integer $wait Timeout in seconds * @return bool Returns true if the lambda returns successfully * @throws \Exception Thrown if the wait threshold is exceeded without the lambda successfully returning */ public function spin($lambda, $wait = 60) { for ($i = 0; $i < $wait; $i++) { try { if($lambda($this)) { return true; } } catch (\Exception $e) { // do nothing } sleep(1); } $backtrace = debug_backtrace(); throw new \Exception(sprintf( "Timeout thrown by %s::%s()\n.", $backtrace[1]['class'], $backtrace[1]['function'] )); } /** * We have to catch exceptions and log somehow else otherwise behat falls over */ protected function logException($e){ file_put_contents('php://stderr', 'Exception caught: '.$e); } }