595 lines
		
	
	
		
			21 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			595 lines
		
	
	
		
			21 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| // Copyright 2004-present Facebook. All Rights Reserved.
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| //
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| // Licensed under the Apache License, Version 2.0 (the "License");
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| // you may not use this file except in compliance with the License.
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| // You may obtain a copy of the License at
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| //
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| //     http://www.apache.org/licenses/LICENSE-2.0
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| //
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| // Unless required by applicable law or agreed to in writing, software
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| // distributed under the License is distributed on an "AS IS" BASIS,
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| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| // See the License for the specific language governing permissions and
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| // limitations under the License.
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| 
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| namespace Facebook\WebDriver;
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| 
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| use Facebook\WebDriver\Exception\NoAlertOpenException;
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| use Facebook\WebDriver\Exception\NoSuchElementException;
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| use Facebook\WebDriver\Exception\NoSuchFrameException;
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| use Facebook\WebDriver\Exception\StaleElementReferenceException;
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| 
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| /**
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|  * Canned ExpectedConditions which are generally useful within webdriver tests.
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|  *
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|  * @see WebDriverWait
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|  */
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| class WebDriverExpectedCondition
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| {
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|     /**
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|      * A callable function to be executed by WebDriverWait. It should return
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|      * a truthy value, mostly boolean or a WebDriverElement, on success.
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|      * @var callable
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|      */
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|     private $apply;
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| 
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|     protected function __construct(callable $apply)
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|     {
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|         $this->apply = $apply;
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|     }
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| 
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|     /**
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|      * @return callable A callable function to be executed by WebDriverWait
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|      */
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|     public function getApply()
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|     {
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|         return $this->apply;
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|     }
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| 
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|     /**
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|      * An expectation for checking the title of a page.
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|      *
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|      * @param string $title The expected title, which must be an exact match.
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|      * @return static Condition returns whether current page title equals given string.
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|      */
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|     public static function titleIs($title)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($title) {
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|                 return $title === $driver->getTitle();
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking substring of a page Title.
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|      *
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|      * @param string $title The expected substring of Title.
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|      * @return static Condition returns whether current page title contains given string.
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|      */
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|     public static function titleContains($title)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($title) {
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|                 return mb_strpos($driver->getTitle(), $title) !== false;
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking current page title matches the given regular expression.
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|      *
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|      * @param string $titleRegexp The regular expression to test against.
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|      * @return static Condition returns whether current page title matches the regular expression.
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|      */
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|     public static function titleMatches($titleRegexp)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($titleRegexp) {
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|                 return (bool) preg_match($titleRegexp, $driver->getTitle());
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking the URL of a page.
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|      *
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|      * @param string $url The expected URL, which must be an exact match.
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|      * @return static Condition returns whether current URL equals given one.
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|      */
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|     public static function urlIs($url)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($url) {
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|                 return $url === $driver->getCurrentURL();
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking substring of the URL of a page.
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|      *
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|      * @param string $url The expected substring of the URL
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|      * @return static Condition returns whether current URL contains given string.
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|      */
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|     public static function urlContains($url)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($url) {
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|                 return mb_strpos($driver->getCurrentURL(), $url) !== false;
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking current page URL matches the given regular expression.
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|      *
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|      * @param string $urlRegexp The regular expression to test against.
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|      * @return static Condition returns whether current URL matches the regular expression.
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|      */
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|     public static function urlMatches($urlRegexp)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($urlRegexp) {
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|                 return (bool) preg_match($urlRegexp, $driver->getCurrentURL());
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking that an element is present on the DOM of a page.
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|      * This does not necessarily mean that the element is visible.
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|      *
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|      * @param WebDriverBy $by The locator used to find the element.
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|      * @return static Condition returns the WebDriverElement which is located.
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|      */
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|     public static function presenceOfElementLocated(WebDriverBy $by)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($by) {
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|                 return $driver->findElement($by);
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking that there is at least one element present on a web page.
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|      *
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|      * @param WebDriverBy $by The locator used to find the element.
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|      * @return static Condition return an array of WebDriverElement once they are located.
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|      */
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|     public static function presenceOfAllElementsLocatedBy(WebDriverBy $by)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($by) {
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|                 $elements = $driver->findElements($by);
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| 
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|                 return count($elements) > 0 ? $elements : null;
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking that an element is present on the DOM of a page and visible.
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|      * Visibility means that the element is not only displayed but also has a height and width that is greater than 0.
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|      *
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|      * @param WebDriverBy $by The locator used to find the element.
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|      * @return static Condition returns the WebDriverElement which is located and visible.
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|      */
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|     public static function visibilityOfElementLocated(WebDriverBy $by)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($by) {
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|                 try {
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|                     $element = $driver->findElement($by);
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| 
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|                     return $element->isDisplayed() ? $element : null;
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|                 } catch (StaleElementReferenceException $e) {
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|                     return null;
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|                 }
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking than at least one element in an array of elements is present on the
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|      * DOM of a page and visible.
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|      * Visibility means that the element is not only displayed but also has a height and width that is greater than 0.
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|      *
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|      * @param WebDriverBy $by The located used to find the element.
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|      * @return static Condition returns the array of WebDriverElement that are located and visible.
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|      */
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|     public static function visibilityOfAnyElementLocated(WebDriverBy $by)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($by) {
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|                 $elements = $driver->findElements($by);
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|                 $visibleElements = [];
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| 
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|                 foreach ($elements as $element) {
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|                     try {
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|                         if ($element->isDisplayed()) {
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|                             $visibleElements[] = $element;
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|                         }
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|                     } catch (StaleElementReferenceException $e) {
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|                     }
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|                 }
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| 
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|                 return count($visibleElements) > 0 ? $visibleElements : null;
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking that an element, known to be present on the DOM of a page, is visible.
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|      * Visibility means that the element is not only displayed but also has a height and width that is greater than 0.
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|      *
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|      * @param WebDriverElement $element The element to be checked.
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|      * @return static Condition returns the same WebDriverElement once it is visible.
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|      */
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|     public static function visibilityOf(WebDriverElement $element)
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|     {
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|         return new static(
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|             function () use ($element) {
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|                 return $element->isDisplayed() ? $element : null;
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking if the given text is present in the specified element.
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|      * To check exact text match use elementTextIs() condition.
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|      *
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|      * @codeCoverageIgnore
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|      * @deprecated Use WebDriverExpectedCondition::elementTextContains() instead
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|      * @param WebDriverBy $by The locator used to find the element.
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|      * @param string $text The text to be presented in the element.
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|      * @return static Condition returns whether the text is present in the element.
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|      */
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|     public static function textToBePresentInElement(WebDriverBy $by, $text)
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|     {
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|         return self::elementTextContains($by, $text);
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|     }
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| 
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|     /**
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|      * An expectation for checking if the given text is present in the specified element.
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|      * To check exact text match use elementTextIs() condition.
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|      *
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|      * @param WebDriverBy $by The locator used to find the element.
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|      * @param string $text The text to be presented in the element.
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|      * @return static Condition returns whether the partial text is present in the element.
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|      */
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|     public static function elementTextContains(WebDriverBy $by, $text)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($by, $text) {
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|                 try {
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|                     $element_text = $driver->findElement($by)->getText();
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| 
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|                     return mb_strpos($element_text, $text) !== false;
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|                 } catch (StaleElementReferenceException $e) {
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|                     return null;
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|                 }
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking if the given text exactly equals the text in specified element.
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|      * To check only partial substring of the text use elementTextContains() condition.
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|      *
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|      * @param WebDriverBy $by The locator used to find the element.
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|      * @param string $text The expected text of the element.
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|      * @return static Condition returns whether the element has text value equal to given one.
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|      */
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|     public static function elementTextIs(WebDriverBy $by, $text)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($by, $text) {
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|                 try {
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|                     return $driver->findElement($by)->getText() == $text;
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|                 } catch (StaleElementReferenceException $e) {
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|                     return null;
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|                 }
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking if the given regular expression matches the text in specified element.
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|      *
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|      * @param WebDriverBy $by The locator used to find the element.
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|      * @param string $regexp The regular expression to test against.
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|      * @return static Condition returns whether the element has text value equal to given one.
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|      */
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|     public static function elementTextMatches(WebDriverBy $by, $regexp)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($by, $regexp) {
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|                 try {
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|                     return (bool) preg_match($regexp, $driver->findElement($by)->getText());
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|                 } catch (StaleElementReferenceException $e) {
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|                     return null;
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|                 }
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking if the given text is present in the specified elements value attribute.
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|      *
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|      * @codeCoverageIgnore
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|      * @deprecated Use WebDriverExpectedCondition::elementValueContains() instead
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|      * @param WebDriverBy $by The locator used to find the element.
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|      * @param string $text The text to be presented in the element value.
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|      * @return static Condition returns whether the text is present in value attribute.
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|      */
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|     public static function textToBePresentInElementValue(WebDriverBy $by, $text)
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|     {
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|         return self::elementValueContains($by, $text);
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|     }
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| 
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|     /**
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|      * An expectation for checking if the given text is present in the specified elements value attribute.
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|      *
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|      * @param WebDriverBy $by The locator used to find the element.
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|      * @param string $text The text to be presented in the element value.
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|      * @return static Condition returns whether the text is present in value attribute.
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|      */
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|     public static function elementValueContains(WebDriverBy $by, $text)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($by, $text) {
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|                 try {
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|                     $element_text = $driver->findElement($by)->getAttribute('value');
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| 
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|                     return mb_strpos($element_text, $text) !== false;
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|                 } catch (StaleElementReferenceException $e) {
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|                     return null;
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|                 }
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * Expectation for checking if iFrame exists. If iFrame exists switches driver's focus to the iFrame.
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|      *
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|      * @param string $frame_locator The locator used to find the iFrame
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|      *   expected to be either the id or name value of the i/frame
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|      * @return static Condition returns object focused on new frame when frame is found, false otherwise.
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|      */
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|     public static function frameToBeAvailableAndSwitchToIt($frame_locator)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($frame_locator) {
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|                 try {
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|                     return $driver->switchTo()->frame($frame_locator);
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|                 } catch (NoSuchFrameException $e) {
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|                     return false;
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|                 }
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking that an element is either invisible or not present on the DOM.
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|      *
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|      * @param WebDriverBy $by The locator used to find the element.
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|      * @return static Condition returns whether no visible element located.
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|      */
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|     public static function invisibilityOfElementLocated(WebDriverBy $by)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($by) {
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|                 try {
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|                     return !$driver->findElement($by)->isDisplayed();
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|                 } catch (NoSuchElementException $e) {
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|                     return true;
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|                 } catch (StaleElementReferenceException $e) {
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|                     return true;
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|                 }
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking that an element with text is either invisible or not present on the DOM.
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|      *
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|      * @param WebDriverBy $by The locator used to find the element.
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|      * @param string $text The text of the element.
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|      * @return static Condition returns whether the text is found in the element located.
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|      */
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|     public static function invisibilityOfElementWithText(WebDriverBy $by, $text)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($by, $text) {
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|                 try {
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|                     return !($driver->findElement($by)->getText() === $text);
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|                 } catch (NoSuchElementException $e) {
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|                     return true;
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|                 } catch (StaleElementReferenceException $e) {
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|                     return true;
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|                 }
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * An expectation for checking an element is visible and enabled such that you can click it.
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|      *
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|      * @param WebDriverBy $by The locator used to find the element
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|      * @return static Condition return the WebDriverElement once it is located, visible and clickable.
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|      */
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|     public static function elementToBeClickable(WebDriverBy $by)
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|     {
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|         $visibility_of_element_located =
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|             self::visibilityOfElementLocated($by);
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| 
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|         return new static(
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|             function (WebDriver $driver) use ($visibility_of_element_located) {
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|                 $element = call_user_func(
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|                     $visibility_of_element_located->getApply(),
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|                     $driver
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|                 );
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|                 try {
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|                     if ($element !== null && $element->isEnabled()) {
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|                         return $element;
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|                     }
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| 
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|                     return null;
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|                 } catch (StaleElementReferenceException $e) {
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|                     return null;
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|                 }
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * Wait until an element is no longer attached to the DOM.
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|      *
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|      * @param WebDriverElement $element The element to wait for.
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|      * @return static Condition returns whether the element is still attached to the DOM.
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|      */
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|     public static function stalenessOf(WebDriverElement $element)
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|     {
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|         return new static(
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|             function () use ($element) {
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|                 try {
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|                     $element->isEnabled();
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| 
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|                     return false;
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|                 } catch (StaleElementReferenceException $e) {
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|                     return true;
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|                 }
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|             }
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|         );
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|     }
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| 
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|     /**
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|      * Wrapper for a condition, which allows for elements to update by redrawing.
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|      *
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|      * This works around the problem of conditions which have two parts: find an element and then check for some
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|      * condition on it. For these conditions it is possible that an element is located and then subsequently it is
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|      * redrawn on the client. When this happens a StaleElementReferenceException is thrown when the second part of
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|      * the condition is checked.
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|      *
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|      * @param WebDriverExpectedCondition $condition The condition wrapped.
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|      * @return static Condition returns the return value of the getApply() of the given condition.
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|      */
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|     public static function refreshed(self $condition)
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|     {
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|         return new static(
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|             function (WebDriver $driver) use ($condition) {
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|                 try {
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|                     return call_user_func($condition->getApply(), $driver);
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|                 } catch (StaleElementReferenceException $e) {
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|                     return null;
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|                 }
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|             }
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|         );
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|     }
 | |
| 
 | |
|     /**
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|      * An expectation for checking if the given element is selected.
 | |
|      *
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|      * @param mixed $element_or_by Either the element or the locator.
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|      * @return static Condition returns whether the element is selected.
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|      */
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|     public static function elementToBeSelected($element_or_by)
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|     {
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|         return self::elementSelectionStateToBe(
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|             $element_or_by,
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|             true
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|         );
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|     }
 | |
| 
 | |
|     /**
 | |
|      * An expectation for checking if the given element is selected.
 | |
|      *
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|      * @param mixed $element_or_by Either the element or the locator.
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|      * @param bool $selected The required state.
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|      * @return static Condition returns whether the element is selected.
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|      */
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|     public static function elementSelectionStateToBe($element_or_by, $selected)
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|     {
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|         if ($element_or_by instanceof WebDriverElement) {
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|             return new static(
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|                 function () use ($element_or_by, $selected) {
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|                     return $element_or_by->isSelected() === $selected;
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|                 }
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|             );
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|         } else {
 | |
|             if ($element_or_by instanceof WebDriverBy) {
 | |
|                 return new static(
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|                     function (WebDriver $driver) use ($element_or_by, $selected) {
 | |
|                         try {
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|                             $element = $driver->findElement($element_or_by);
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| 
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|                             return $element->isSelected() === $selected;
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|                         } catch (StaleElementReferenceException $e) {
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|                             return null;
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|                         }
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|                     }
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|                 );
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|             }
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|         }
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|     }
 | |
| 
 | |
|     /**
 | |
|      * An expectation for whether an alert() box is present.
 | |
|      *
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|      * @return static Condition returns WebDriverAlert if alert() is present, null otherwise.
 | |
|      */
 | |
|     public static function alertIsPresent()
 | |
|     {
 | |
|         return new static(
 | |
|             function (WebDriver $driver) {
 | |
|                 try {
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|                     // Unlike the Java code, we get a WebDriverAlert object regardless
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|                     // of whether there is an alert.  Calling getText() will throw
 | |
|                     // an exception if it is not really there.
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|                     $alert = $driver->switchTo()->alert();
 | |
|                     $alert->getText();
 | |
| 
 | |
|                     return $alert;
 | |
|                 } catch (NoAlertOpenException $e) {
 | |
|                     return null;
 | |
|                 }
 | |
|             }
 | |
|         );
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * An expectation checking the number of opened windows.
 | |
|      *
 | |
|      * @param int $expectedNumberOfWindows
 | |
|      * @return static
 | |
|      */
 | |
|     public static function numberOfWindowsToBe($expectedNumberOfWindows)
 | |
|     {
 | |
|         return new static(
 | |
|             function (WebDriver $driver) use ($expectedNumberOfWindows) {
 | |
|                 return count($driver->getWindowHandles()) == $expectedNumberOfWindows;
 | |
|             }
 | |
|         );
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * An expectation with the logical opposite condition of the given condition.
 | |
|      *
 | |
|      * @param WebDriverExpectedCondition $condition The condition to be negated.
 | |
|      * @return mixed The negation of the result of the given condition.
 | |
|      */
 | |
|     public static function not(self $condition)
 | |
|     {
 | |
|         return new static(
 | |
|             function (WebDriver $driver) use ($condition) {
 | |
|                 $result = call_user_func($condition->getApply(), $driver);
 | |
| 
 | |
|                 return !$result;
 | |
|             }
 | |
|         );
 | |
|     }
 | |
| }
 | 
