fix: Adds testId for context menu items and ids to some components.

Needed to revive the lobby tests.

react/features/base/components/context-menu/ContextMenuItem.js

@@ -56,6 +56,11 @@ export type Props = {
      */
     onKeyPress?: Function,
 
+    /**
+     * TestId of the element, if any.
+     */
+    testId?: string,
+
     /**
      * Action text.
      */
@@ -112,6 +117,7 @@ const ContextMenuItem = ({
     onClick,
     onKeyDown,
     onKeyPress,
+    testId,
     text,
     textClassName }: Props) => {
     const styles = useStyles();
@@ -126,6 +132,7 @@ const ContextMenuItem = ({
                     disabled && styles.contextMenuItemDisabled,
                     className
             ) }
+            data-testid = { testId }
             id = { id }
             key = { text }
             onClick = { disabled ? undefined : onClick }

react/features/notifications/components/web/Notification.js

@@ -60,7 +60,7 @@ class Notification extends AbstractNotification<Props> {
                 description = { this._renderDescription() }
                 icon = { this._mapAppearanceToIcon() }
                 id = { uid }
-                testId = { titleKey }
+                testId = { titleKey || this._getDescriptionKey() }
                 title = { title || t(titleKey, titleArguments) } />
         );
     }

react/features/participants-pane/components/web/LobbyParticipantItems.js

@@ -31,7 +31,7 @@ type Props = {
 function LobbyParticipantItems({ openDrawerForParticipant, overflowDrawer, participants }: Props) {
 
     return (
-        <div>
+        <div id = 'lobby-list'>
             {participants.map(p => (
                 <LobbyParticipantItem
                     key = { p.id }