Update to drupal 8.0.0-rc1. For more information, see https://www.drupal.org/node/2582663

vendor/behat/mink/tests/Element/ElementTest.php

@@ -0,0 +1,71 @@
+<?php
+
+namespace Behat\Mink\Tests\Element;
+
+use Behat\Mink\Driver\DriverInterface;
+use Behat\Mink\Session;
+use Behat\Mink\Selector\SelectorsHandler;
+
+abstract class ElementTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * Session.
+     *
+     * @var Session
+     */
+    protected $session;
+
+    /**
+     * @var DriverInterface|\PHPUnit_Framework_MockObject_MockObject
+     */
+    protected $driver;
+
+    /**
+     * Selectors.
+     *
+     * @var SelectorsHandler|\PHPUnit_Framework_MockObject_MockObject
+     */
+    protected $selectors;
+
+    protected function setUp()
+    {
+        $this->driver = $this->getMockBuilder('Behat\Mink\Driver\DriverInterface')->getMock();
+        $this->driver
+            ->expects($this->once())
+            ->method('setSession');
+
+        $this->selectors = $this->getMockBuilder('Behat\Mink\Selector\SelectorsHandler')->getMock();
+        $this->session = new Session($this->driver, $this->selectors);
+    }
+
+    protected function mockNamedFinder($xpath, array $results, $locator, $times = 2)
+    {
+        if (!is_array($results[0])) {
+            $results = array($results, array());
+        }
+
+        // In case of empty results, a second call will be done using the partial selector
+        $processedResults = array();
+        foreach ($results as $result) {
+            $processedResults[] = $result;
+            if (empty($result)) {
+                $processedResults[] = $result;
+                ++$times;
+            }
+        }
+
+        $returnValue = call_user_func_array(array($this, 'onConsecutiveCalls'), $processedResults);
+
+        $this->driver
+            ->expects($this->exactly($times))
+            ->method('find')
+            ->with('//html'.$xpath)
+            ->will($returnValue);
+
+        $this->selectors
+            ->expects($this->exactly($times))
+            ->method('selectorToXpath')
+            ->with($this->logicalOr('named_exact', 'named_partial'), $locator)
+            ->will($this->returnValue($xpath));
+    }
+}