|  | <!doctype html> | 
|  | <title>CSS Test: Invalidating style inside display:none with ::before should not crash.</title> | 
|  | <link rel="help" href="https://crbug.com/1013570"> | 
|  | <script src="/resources/testharness.js"></script> | 
|  | <script src="/resources/testharnessreport.js"></script> | 
|  | <style> | 
|  | #outer { display: none } | 
|  | #outer::before { content: " "; } | 
|  | </style> | 
|  | <div id="outer"> | 
|  | <div id="inner"></div> | 
|  | </div> | 
|  | <script> | 
|  | test(() => { | 
|  | assert_equals(getComputedStyle(inner).color, "rgb(0, 0, 0)"); | 
|  | inner.style.color = "green"; | 
|  | assert_equals(getComputedStyle(inner).color, "rgb(0, 128, 0)"); | 
|  | }, "Invalidating style inside display:none with ::before should not crash."); | 
|  | </script> |