test(types): add error and more expect cases to index.test.tsx

Author: remarkablemark

test/types/index.test.tsx

@@ -5,9 +5,21 @@ import parse, {
 } from 'html-react-parser';
 import * as React from 'react';
 
+// $ExpectError
+parse();
+
+// $ExpectType Element | Element[]
+parse('');
+
+// $ExpectType Element | Element[]
+parse('string');
+
 // $ExpectType Element | Element[]
 parse('<p>text</p>');
 
+// $ExpectType Element | Element[]
+parse('<li>1</li><li>2</li>');
+
 // $ExpectType Element | Element[]
 parse('<br id="replace">', {
   replace: domNode => {