Fix - issue #12765 / the checked attribute is not initially set on th…

…e input
facebook · Jun 29, 2018 · b56f29d · b56f29d
1 parent 6d6de60
commit b56f29d
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Showing 2 changed files with 9 additions and 3 deletions.
diff --git a/packages/react-dom/src/__tests__/ReactDOMInput-test.js b/packages/react-dom/src/__tests__/ReactDOMInput-test.js
@@ -739,9 +739,12 @@ describe('ReactDOMInput', () => {
     const cNode = stub.refs.c;
 
     expect(aNode.checked).toBe(true);
+    expect(aNode.getAttribute('checked')).toBe('');
     expect(bNode.checked).toBe(false);
+    expect(bNode.getAttribute('checked')).toBe(null);
     // c is in a separate form and shouldn't be affected at all here
     expect(cNode.checked).toBe(true);
+    expect(cNode.getAttribute('checked')).toBe('');
 
     bNode.checked = true;
     // This next line isn't necessary in a proper browser environment, but
@@ -750,6 +753,11 @@ describe('ReactDOMInput', () => {
     aNode.checked = false;
     expect(cNode.checked).toBe(true);
 
+    // The original 'checked' attribute should be unchanged
+    expect(aNode.getAttribute('checked')).toBe('');
+    expect(bNode.getAttribute('checked')).toBe(null);
+    expect(cNode.getAttribute('checked')).toBe('');
+
     // Now let's run the actual ReactDOMInput change event handler
     ReactTestUtils.Simulate.change(bNode);
 
@@ -1324,7 +1332,6 @@ describe('ReactDOMInput', () => {
       'set property value',
       'set attribute value',
       'set attribute checked',
-      'set attribute checked',
     ]);
   });
 
@@ -1389,7 +1396,6 @@ describe('ReactDOMInput', () => {
       'node.value = "1980-01-01"',
       'node.setAttribute("value", "1980-01-01")',
       'node.setAttribute("checked", "")',
-      'node.setAttribute("checked", "")',
     ]);
   });
 

diff --git a/packages/react-dom/src/client/ReactDOMFiberInput.js b/packages/react-dom/src/client/ReactDOMFiberInput.js
@@ -243,7 +243,7 @@ export function postMountWrapper(
     node.name = '';
   }
   node.defaultChecked = !node.defaultChecked;
-  node.defaultChecked = !node.defaultChecked;
+  node.defaultChecked = node._wrapperState.initialChecked;
   if (name !== '') {
     node.name = name;
   }