export which settings are handled by basedriver so downstream drivers can utilize this information

Author: jlipps

index.js

@@ -3,9 +3,9 @@
 // BaseDriver exports
 import BaseDriver from './lib/basedriver/driver';
 import { ImageElement } from './lib/basedriver/image-element';
-import DeviceSettings from './lib/basedriver/device-settings';
+import DeviceSettings, { BASEDRIVER_HANDLED_SETTINGS } from './lib/basedriver/device-settings';
 
-export { BaseDriver, DeviceSettings, ImageElement };
+export { BaseDriver, DeviceSettings, ImageElement, BASEDRIVER_HANDLED_SETTINGS };
 export default BaseDriver;
 
 // MJSONWP exports

lib/basedriver/device-settings.js

@@ -30,6 +30,17 @@ const GLOBAL_DEFAULT_SETTINGS = {
   imageElementTapStrategy: IMAGE_EL_TAP_STRATEGY_W3C,
 };
 
+// declare settings that are really handled only by basedriver, so downstream
+// drivers can choose to ignore them for their own settings validation, etc...
+const BASEDRIVER_HANDLED_SETTINGS = [
+  'imageMatchThreshold',
+  'fixImageFindScreenshotDims',
+  'fixImageTemplateSize',
+  'checkForImageElementStaleness',
+  'autoUpdateImageElementPosition',
+  'imageElementTapStrategy',
+];
+
 class DeviceSettings {
 
   constructor (defaultSettings = {}, onSettingsUpdate = null) {
@@ -65,3 +76,4 @@ class DeviceSettings {
 }
 
 export default DeviceSettings;
+export { BASEDRIVER_HANDLED_SETTINGS };