[fix] don't replace 'className' value

src/apis/StyleSheet/__tests__/index-test.js

@@ -48,4 +48,14 @@ suite('apis/StyleSheet', () => {
       `.__style1{opacity:1;}`
     )
   })
+
+  test('resolve', () => {
+    assert.deepEqual(
+      StyleSheet.resolve({ className: 'test', style: styles.root }),
+      {
+        className: 'test',
+        style: { opacity: 1 }
+      }
+    )
+  })
 })

src/apis/StyleSheet/index.js

@@ -56,8 +56,12 @@ const renderToString = () => {
  * Accepts React props and converts inline styles to single purpose classes
  * where possible.
  */
-const resolve = ({ style = {} }) => {
-  return StyleSheetRegistry.getStyleAsNativeProps(style, isRendered)
+const resolve = ({ className, style = {} }) => {
+  const props = StyleSheetRegistry.getStyleAsNativeProps(style, isRendered);
+  return {
+    ...props,
+    className: className ? `${props.className} ${className}`.trim() : props.className
+  }
 }
 
 module.exports = {