test(types): add tests for updated options.library types

Author: remarkablemark

test/types/index.test.tsx

@@ -49,6 +49,17 @@ options = {
 // $ExpectType Element | Element[]
 parse('<a id="header" href="#">Heading</a>', options);
 
+// $ExpectType Element | Element[]
+parse('<hr>', {
+  library: {
+    cloneElement: (element, props, children) =>
+      React.cloneElement(element, props, children),
+    createElement: (type, props, children) =>
+      React.createElement(type, props, children),
+    isValidElement: element => React.isValidElement(element)
+  }
+});
+
 // $ExpectType DomElement[]
 const domNodes = htmlToDOM('<div>text</div>');