File "Browser.php"
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<?php
namespace Laravel\Dusk;
use BadMethodCallException;
use Closure;
use Facebook\WebDriver\Remote\WebDriverBrowserType;
use Facebook\WebDriver\WebDriverBy;
use Facebook\WebDriver\WebDriverDimension;
use Facebook\WebDriver\WebDriverPoint;
use Illuminate\Support\Str;
use Illuminate\Support\Traits\Macroable;
class Browser
{
use Concerns\InteractsWithAuthentication,
Concerns\InteractsWithCookies,
Concerns\InteractsWithElements,
Concerns\InteractsWithJavascript,
Concerns\InteractsWithMouse,
Concerns\MakesAssertions,
Concerns\MakesUrlAssertions,
Concerns\WaitsForElements,
Macroable {
__call as macroCall;
}
/**
* The base URL for all URLs.
*
* @var string
*/
public static $baseUrl;
/**
* The directory that will contain any screenshots.
*
* @var string
*/
public static $storeScreenshotsAt;
/**
* The common screen sizes to use for responsive screenshots.
*
* @var array
*/
public static $responsiveScreenSizes = [
'xs' => [
'width' => 360,
'height' => 640,
],
'sm' => [
'width' => 640,
'height' => 360,
],
'md' => [
'width' => 768,
'height' => 1024,
],
'lg' => [
'width' => 1024,
'height' => 768,
],
'xl' => [
'width' => 1280,
'height' => 1024,
],
'2xl' => [
'width' => 1536,
'height' => 864,
],
];
/**
* The directory that will contain any console logs.
*
* @var string
*/
public static $storeConsoleLogAt;
/**
* The directory where source code snapshots will be stored.
*
* @var string
*/
public static $storeSourceAt;
/**
* The browsers that support retrieving logs.
*
* @var array
*/
public static $supportsRemoteLogs = [
WebDriverBrowserType::CHROME,
WebDriverBrowserType::PHANTOMJS,
];
/**
* Get the callback which resolves the default user to authenticate.
*
* @var \Closure
*/
public static $userResolver;
/**
* The default wait time in seconds.
*
* @var int
*/
public static $waitSeconds = 5;
/**
* The RemoteWebDriver instance.
*
* @var \Facebook\WebDriver\Remote\RemoteWebDriver
*/
public $driver;
/**
* The element resolver instance.
*
* @var \Laravel\Dusk\ElementResolver
*/
public $resolver;
/**
* The page object currently being viewed.
*
* @var mixed
*/
public $page;
/**
* The component object currently being viewed.
*
* @var mixed
*/
public $component;
/**
* Indicates that the browser should be resized to fit the entire "body" before screenshotting failures.
*
* @var bool
*/
public $fitOnFailure = true;
/**
* Create a browser instance.
*
* @param \Facebook\WebDriver\Remote\RemoteWebDriver $driver
* @param \Laravel\Dusk\ElementResolver|null $resolver
* @return void
*/
public function __construct($driver, $resolver = null)
{
$this->driver = $driver;
$this->resolver = $resolver ?: new ElementResolver($driver);
}
/**
* Browse to the given URL.
*
* @param string|Page $url
* @return $this
*/
public function visit($url)
{
// First, if the URL is an object it means we are actually dealing with a page
// and we need to create this page then get the URL from the page object as
// it contains the URL. Once that is done, we will be ready to format it.
if (is_object($url)) {
$page = $url;
$url = $page->url();
}
// If the URL does not start with http or https, then we will prepend the base
// URL onto the URL and navigate to the URL. This will actually navigate to
// the URL in the browser. Then we will be ready to make assertions, etc.
if (! Str::startsWith($url, ['http://', 'https://'])) {
$url = static::$baseUrl.'/'.ltrim($url, '/');
}
$this->driver->navigate()->to($url);
// If the page variable was set, we will call the "on" method which will set a
// page instance variable and call an assert method on the page so that the
// page can have the chance to verify that we are within the right pages.
if (isset($page)) {
$this->on($page);
}
return $this;
}
/**
* Browse to the given route.
*
* @param string $route
* @param array $parameters
* @return $this
*/
public function visitRoute($route, $parameters = [])
{
return $this->visit(route($route, $parameters));
}
/**
* Browse to the "about:blank" page.
*
* @return $this
*/
public function blank()
{
$this->driver->navigate()->to('about:blank');
return $this;
}
/**
* Set the current page object.
*
* @param mixed $page
* @return $this
*/
public function on($page)
{
$this->onWithoutAssert($page);
$page->assert($this);
return $this;
}
/**
* Set the current page object without executing the assertions.
*
* @param mixed $page
* @return $this
*/
public function onWithoutAssert($page)
{
$this->page = $page;
// Here we will set the page elements on the resolver instance, which will allow
// the developer to access short-cuts for CSS selectors on the page which can
// allow for more expressive navigation and interaction with all the pages.
$this->resolver->pageElements(array_merge(
$page::siteElements(), $page->elements()
));
return $this;
}
/**
* Refresh the page.
*
* @return $this
*/
public function refresh()
{
$this->driver->navigate()->refresh();
return $this;
}
/**
* Navigate to the previous page.
*
* @return $this
*/
public function back()
{
$this->driver->navigate()->back();
return $this;
}
/**
* Navigate to the next page.
*
* @return $this
*/
public function forward()
{
$this->driver->navigate()->forward();
return $this;
}
/**
* Maximize the browser window.
*
* @return $this
*/
public function maximize()
{
$this->driver->manage()->window()->maximize();
return $this;
}
/**
* Resize the browser window.
*
* @param int $width
* @param int $height
* @return $this
*/
public function resize($width, $height)
{
$this->driver->manage()->window()->setSize(
new WebDriverDimension($width, $height)
);
return $this;
}
/**
* Make the browser window as large as the content.
*
* @return $this
*/
public function fitContent()
{
$this->driver->switchTo()->defaultContent();
$html = $this->driver->findElement(WebDriverBy::tagName('html'));
if (! empty($html) && $html->getSize()->getWidth() > 0 && $html->getSize()->getHeight() > 0) {
$this->resize($html->getSize()->getWidth(), $html->getSize()->getHeight());
}
return $this;
}
/**
* Disable fit on failures.
*
* @return $this
*/
public function disableFitOnFailure()
{
$this->fitOnFailure = false;
return $this;
}
/**
* Enable fit on failures.
*
* @return $this
*/
public function enableFitOnFailure()
{
$this->fitOnFailure = true;
return $this;
}
/**
* Move the browser window.
*
* @param int $x
* @param int $y
* @return $this
*/
public function move($x, $y)
{
$this->driver->manage()->window()->setPosition(
new WebDriverPoint($x, $y)
);
return $this;
}
/**
* Scroll element into view at the given selector.
*
* @param string $selector
* @return $this
*/
public function scrollIntoView($selector)
{
$selector = addslashes($this->resolver->format($selector));
$this->driver->executeScript("document.querySelector(\"$selector\").scrollIntoView();");
return $this;
}
/**
* Scroll screen to element at the given selector.
*
* @param string $selector
* @return $this
*/
public function scrollTo($selector)
{
$this->ensurejQueryIsAvailable();
$selector = addslashes($this->resolver->format($selector));
$this->driver->executeScript("jQuery(\"html, body\").animate({scrollTop: jQuery(\"$selector\").offset().top}, 0);");
return $this;
}
/**
* Take a screenshot and store it with the given name.
*
* @param string $name
* @return $this
*/
public function screenshot($name)
{
$filePath = sprintf('%s/%s.png', rtrim(static::$storeScreenshotsAt, '/'), $name);
$directoryPath = dirname($filePath);
if (! is_dir($directoryPath)) {
mkdir($directoryPath, 0777, true);
}
$this->driver->takeScreenshot($filePath);
return $this;
}
/**
* Take a series of screenshots at different browser sizes to emulate different devices.
*
* @param string $name
* @return $this
*/
public function responsiveScreenshots($name)
{
if (substr($name, -1) !== '/') {
$name .= '-';
}
foreach (static::$responsiveScreenSizes as $device => $size) {
$this->resize($size['width'], $size['height'])
->screenshot("$name$device");
}
return $this;
}
/**
* Store the console output with the given name.
*
* @param string $name
* @return $this
*/
public function storeConsoleLog($name)
{
if (in_array($this->driver->getCapabilities()->getBrowserName(), static::$supportsRemoteLogs)) {
$console = $this->driver->manage()->getLog('browser');
if (! empty($console)) {
file_put_contents(
sprintf('%s/%s.log', rtrim(static::$storeConsoleLogAt, '/'), $name), json_encode($console, JSON_PRETTY_PRINT)
);
}
}
return $this;
}
/**
* Store a snapshot of the page's current source code with the given name.
*
* @param string $name
* @return $this
*/
public function storeSource($name)
{
$source = $this->driver->getPageSource();
if (! empty($source)) {
file_put_contents(
sprintf('%s/%s.txt', rtrim(static::$storeSourceAt, '/'), $name), $source
);
}
return $this;
}
/**
* Switch to a specified frame in the browser and execute the given callback.
*
* @param string $selector
* @param \Closure $callback
* @return $this
*/
public function withinFrame($selector, Closure $callback)
{
$this->driver->switchTo()->frame($this->resolver->findOrFail($selector));
$callback($this);
$this->driver->switchTo()->defaultContent();
return $this;
}
/**
* Execute a Closure with a scoped browser instance.
*
* @param string|\Laravel\Dusk\Component $selector
* @param \Closure $callback
* @return $this
*/
public function within($selector, Closure $callback)
{
return $this->with($selector, $callback);
}
/**
* Execute a Closure with a scoped browser instance.
*
* @param string|\Laravel\Dusk\Component $selector
* @param \Closure $callback
* @return $this
*/
public function with($selector, Closure $callback)
{
$browser = new static(
$this->driver, new ElementResolver($this->driver, $this->resolver->format($selector))
);
if ($this->page) {
$browser->onWithoutAssert($this->page);
}
if ($selector instanceof Component) {
$browser->onComponent($selector, $this->resolver);
}
call_user_func($callback, $browser);
return $this;
}
/**
* Execute a Closure outside of the current browser scope.
*
* @param string|\Laravel\Dusk\Component $selector
* @param \Closure $callback
* @return $this
*/
public function elsewhere($selector, Closure $callback)
{
$browser = new static(
$this->driver, new ElementResolver($this->driver, 'body '.$selector)
);
if ($this->page) {
$browser->onWithoutAssert($this->page);
}
if ($selector instanceof Component) {
$browser->onComponent($selector, $this->resolver);
}
call_user_func($callback, $browser);
return $this;
}
/**
* Execute a Closure outside of the current browser scope when the selector is available.
*
* @param string $selector
* @param \Closure $callback
* @param int|null $seconds
* @return $this
*/
public function elsewhereWhenAvailable($selector, Closure $callback, $seconds = null)
{
return $this->elsewhere('', function ($browser) use ($selector, $callback, $seconds) {
$browser->whenAvailable($selector, $callback, $seconds);
});
}
/**
* Set the current component state.
*
* @param \Laravel\Dusk\Component $component
* @param \Laravel\Dusk\ElementResolver $parentResolver
* @return void
*/
public function onComponent($component, $parentResolver)
{
$this->component = $component;
// Here we will set the component elements on the resolver instance, which will allow
// the developer to access short-cuts for CSS selectors on the component which can
// allow for more expressive navigation and interaction with all the components.
$this->resolver->pageElements(
$component->elements() + $parentResolver->elements
);
$component->assert($this);
$this->resolver->prefix = $this->resolver->format(
$component->selector()
);
}
/**
* Ensure that jQuery is available on the page.
*
* @return void
*/
public function ensurejQueryIsAvailable()
{
if ($this->driver->executeScript('return window.jQuery == null')) {
$this->driver->executeScript(file_get_contents(__DIR__.'/../bin/jquery.js'));
}
}
/**
* Pause for the given amount of milliseconds.
*
* @param int $milliseconds
* @return $this
*/
public function pause($milliseconds)
{
usleep($milliseconds * 1000);
return $this;
}
/**
* Close the browser.
*
* @return void
*/
public function quit()
{
$this->driver->quit();
}
/**
* Tap the browser into a callback.
*
* @param \Closure $callback
* @return $this
*/
public function tap($callback)
{
$callback($this);
return $this;
}
/**
* Dump the content from the last response.
*
* @return void
*/
public function dump()
{
dd($this->driver->getPageSource());
}
/**
* Pause execution of test and open Laravel Tinker (PsySH) REPL.
*
* @return $this
*/
public function tinker()
{
\Psy\Shell::debug([
'browser' => $this,
'driver' => $this->driver,
'resolver' => $this->resolver,
'page' => $this->page,
], $this);
return $this;
}
/**
* Stop running tests but leave the browser open.
*
* @return void
*/
public function stop()
{
exit();
}
/**
* Dynamically call a method on the browser.
*
* @param string $method
* @param array $parameters
* @return mixed
*
* @throws \BadMethodCallException
*/
public function __call($method, $parameters)
{
if (static::hasMacro($method)) {
return $this->macroCall($method, $parameters);
}
if ($this->component && method_exists($this->component, $method)) {
array_unshift($parameters, $this);
$this->component->{$method}(...$parameters);
return $this;
}
if ($this->page && method_exists($this->page, $method)) {
array_unshift($parameters, $this);
$this->page->{$method}(...$parameters);
return $this;
}
throw new BadMethodCallException("Call to undefined method [{$method}].");
}
}