[Select] onChange fired with current value

mui · Mar 31, 2020 · 13b8cb8 · 13b8cb8
1 parent 5aad5f2
commit 13b8cb8
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/packages/material-ui/src/Select/Select.test.js b/packages/material-ui/src/Select/Select.test.js
@@ -214,7 +214,7 @@ describe('<Select />', () => {
     it('should get selected element from arguments', () => {
       const onChangeHandler = spy();
       const { getAllByRole, getByRole } = render(
-        <Select onChange={onChangeHandler} value="1">
+        <Select onChange={onChangeHandler} value="0">
           <MenuItem value="0" />
           <MenuItem value="1" />
           <MenuItem value="2" />

diff --git a/packages/material-ui/src/Select/SelectInput.js b/packages/material-ui/src/Select/SelectInput.js
@@ -139,6 +139,10 @@ const SelectInput = React.forwardRef(function SelectInput(props, ref) {
       newValue = child.props.value;
     }
 
+    if (value === newValue) {
+      return;
+    }
+
     setValue(newValue);
 
     if (onChange) {