From 465813a2c8a9218ca453b3610024f25b2d51f81d Mon Sep 17 00:00:00 2001
From: Phil Hughes <me@iamphill.com>
Date: Wed, 30 Aug 2017 11:48:33 +0100
Subject: Fixes the fly-out navigation flashing in & out

Closes #37022
---
 spec/javascripts/fly_out_nav_spec.js | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'spec/javascripts/fly_out_nav_spec.js')

diff --git a/spec/javascripts/fly_out_nav_spec.js b/spec/javascripts/fly_out_nav_spec.js
index 0847e463577..4588bf3d971 100644
--- a/spec/javascripts/fly_out_nav_spec.js
+++ b/spec/javascripts/fly_out_nav_spec.js
@@ -5,12 +5,14 @@ import {
   canShowActiveSubItems,
   mouseEnterTopItems,
   mouseLeaveTopItem,
+  getOpenMenu,
   setOpenMenu,
   mousePos,
   getHideSubItemsInterval,
   documentMouseMove,
   getHeaderHeight,
   setSidebar,
+  subItemsMouseLeave,
 } from '~/fly_out_nav';
 import bp from '~/breakpoints';
 
@@ -314,4 +316,29 @@ describe('Fly out sidebar navigation', () => {
       ).toBeTruthy();
     });
   });
+
+  describe('subItemsMouseLeave', () => {
+    beforeEach(() => {
+      el.innerHTML = '<div class="sidebar-sub-level-items" style="position: absolute;"></div>';
+
+      setOpenMenu(el.querySelector('.sidebar-sub-level-items'));
+    });
+
+    it('hides subMenu if element is not hovered', () => {
+      subItemsMouseLeave(el);
+
+      expect(
+        getOpenMenu(),
+      ).toBeNull();
+    });
+
+    it('does not hide subMenu if element is hovered', () => {
+      el.classList.add('is-over');
+      subItemsMouseLeave(el);
+
+      expect(
+        getOpenMenu(),
+      ).not.toBeNull();
+    });
+  });
 });
-- 
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