Add an interface for WebDriver

Author: gggeek

lib/WebDriver/WebDriver.php

@@ -29,7 +29,7 @@
  *
  * @method status
  */
-final class WebDriver extends AbstractWebDriver
+final class WebDriver extends AbstractWebDriver implements WebDriverInterface
 {
     /**
      * {@inheritdoc}

lib/WebDriver/WebDriverInterface.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace WebDriver;
+
+/**
+ * WebDriverInterface interface
+ *
+ * @package WebDriver
+ */
+interface WebDriverInterface
+{
+
+    /**
+     * New Session: /session (POST)
+     * Get session object for chaining
+     *
+     * @param array|string $requiredCapabilities Required capabilities (or browser name)
+     * @param array        $desiredCapabilities  Desired capabilities
+     *
+     * @return \WebDriver\Session
+     */
+    public function session($requiredCapabilities = Browser::FIREFOX, $desiredCapabilities = array());
+
+    /**
+     * Get list of currently active sessions
+     *
+     * @return array an array of \WebDriver\Session objects
+     */
+    public function sessions();
+}