From fba11705b6b32ae9517a5199ec278e0b13badc88 Mon Sep 17 00:00:00 2001
From: Jesse <jesse.greenberg@colorado.edu>
Date: Wed, 13 Feb 2019 19:30:13 -0500
Subject: [PATCH] test for inner content change, see #852

---
 js/accessibility/AccessibleSiblingTests.js | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/js/accessibility/AccessibleSiblingTests.js b/js/accessibility/AccessibleSiblingTests.js
index 58b989dc1..f7629852c 100644
--- a/js/accessibility/AccessibleSiblingTests.js
+++ b/js/accessibility/AccessibleSiblingTests.js
@@ -76,7 +76,14 @@ define( function( require ) {
 
     // udpdate so the display to position elements
     display.updateDisplay();
-    assert.ok( siblingBoundsCorrect( inputElement ), 'input element descendant incorrectly positioned' );
+    assert.ok( siblingBoundsCorrect( buttonElement ), 'button element descendant correctly positioned' );
+    assert.ok( siblingBoundsCorrect( inputElement ), 'input element descendant correctly positioned' );
+
+    // when inner content of an element changes, its client bounds change - make sure that the element still matches
+    // the Node
+    buttonElement.innerHTML = 'Some Test';
+    display.updateDisplay();
+    assert.ok( siblingBoundsCorrect( buttonElement ), 'button element descendant correclty positioned after inner content changed' );
 
     // remove the display element so it doesn't interfere with qunit api
     document.body.removeChild( display.domElement );