Attempt to avoid "BROWSERSTACK_QUEUE_SIZE_EXCEEDED" BrowserStack error

Author: aik099

tests/aik099/PHPUnit/Integration/BrowserStackAwareTestCase.php

@@ -12,6 +12,8 @@
 
 
 use aik099\PHPUnit\BrowserTestCase;
+use Behat\Mink\Exception\DriverException;
+use Behat\Mink\Session;
 
 abstract class BrowserStackAwareTestCase extends BrowserTestCase
 {
@@ -27,6 +29,32 @@ abstract class BrowserStackAwareTestCase extends BrowserTestCase
 		),
 	);
 
+	/**
+	 * Visit specified URL and automatically start session if not already running.
+	 *
+	 * @param Session $session Session.
+	 * @param string  $url     Url of the page.
+	 *
+	 * @return void
+	 * @throws DriverException
+	 */
+	protected function openPageWithBackoff(Session $session, $url)
+	{
+		try {
+			$session->visit($url);
+		}
+		catch ( DriverException $e ) {
+			if ( strpos($e->getMessage(), '[BROWSERSTACK_QUEUE_SIZE_EXCEEDED]') !== false ) {
+				sleep(30);
+				$this->openPageWithBackoff($session, $url);
+
+				return;
+			}
+
+			throw $e;
+		}
+	}
+
 	/**
 	 * @before
 	 */

tests/aik099/PHPUnit/Integration/IsolatedSessionStrategyTest.php

@@ -37,7 +37,7 @@ class IsolatedSessionStrategyTest extends BrowserStackAwareTestCase
 	public function testOne()
 	{
 		$session = $this->getSession();
-		$session->visit('https://www.google.com');
+		$this->openPageWithBackoff($session, 'https://www.google.com');
 
 		$this->assertTrue(true);
 	}

tests/aik099/PHPUnit/Integration/SharedSessionStrategyTest.php

@@ -37,7 +37,7 @@ class SharedSessionStrategyTest extends BrowserStackAwareTestCase
 	public function testOpensPage()
 	{
 		$session = $this->getSession();
-		$session->visit('https://www.google.com');
+		$this->openPageWithBackoff($session, 'https://www.google.com');
 
 		$this->assertTrue(true);
 	}
@@ -57,7 +57,7 @@ public function testUsesOpenedPage()
 	public function testOpensPopups()
 	{
 		$session = $this->getSession();
-		$session->visit('https://the-internet.herokuapp.com/windows');
+		$this->openPageWithBackoff($session, 'https://the-internet.herokuapp.com/windows');
 
 		$page = $session->getPage();
 		$page->clickLink('Click Here');