MOBILE-4061 behat: Handle custom url async function

local-moodleappbehat/tests/behat/behat_app.php

@@ -731,9 +731,10 @@ class behat_app extends behat_base {
                 throw new DriverException('Invalid custom link title - ' . $title);
         }
 
-        $url = "moodlemobile://link=" . urlencode($pageurl);
+        $urlscheme = $this->get_mobile_url_scheme();
+        $url = "$urlscheme://link=" . urlencode($pageurl);
 
-        $this->evaluate_script("return window.urlSchemes.handleCustomURL('$url')");
+        $this->evaluate_async_script("return window.behat.handleCustomURL('$url')");
         $this->wait_for_pending_js();
     }
 
@@ -1180,4 +1181,13 @@ class behat_app extends behat_base {
         return $result;
     }
 
+    /**
+     * Returns the current mobile url scheme of the site.
+     */
+    private function get_mobile_url_scheme() {
+        $mobilesettings = get_config('tool_mobile');
+
+        return !empty($mobilesettings->forcedurlscheme) ? $mobilesettings->forcedurlscheme : 'moodlemobile';
+    }
+
 }

src/testing/services/behat-runtime.ts

@@ -14,6 +14,7 @@
 
 import { TestsBehatDomUtils } from './behat-dom';
 import { TestsBehatBlocking } from './behat-blocking';
+import { CoreCustomURLSchemes } from '@services/urlschemes';
 
 /**
  * Behat runtime servive with public API.
@@ -35,14 +36,31 @@ export class TestsBehatRuntime {
             pressStandard: TestsBehatRuntime.pressStandard,
             scrollTo: TestsBehatRuntime.scrollTo,
             setField: TestsBehatRuntime.setField,
+            handleCustomURL: TestsBehatRuntime.handleCustomURL,
         };
     }
 
+    /**
+     * Handles a custom URL.
+     *
+     * @param url Url to open.
+     * @return OK if successful, or ERROR: followed by message.
+     */
+    static async handleCustomURL(url: string): Promise<string> {
+        try {
+            await CoreCustomURLSchemes.handleCustomURL(url);
+
+            return 'OK';
+        } catch (error) {
+            return 'ERROR: ' + error.message;
+        }
+    }
+
     /**
      * Function to find and click an app standard button.
      *
-     * @param button Type of button to press
-     * @return OK if successful, or ERROR: followed by message
+     * @param button Type of button to press.
+     * @return OK if successful, or ERROR: followed by message.
      */
     static pressStandard(button: string): string {
         this.log('Action - Click standard button: ' + button);