[enzyme-adapter-react-16] [new] add isFragment

enzymejs · Aug 5, 2018 · ff8fde2 · ff8fde2
1 parent e234bbf
commit ff8fde2
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Showing 2 changed files with 16 additions and 1 deletion.
diff --git a/packages/enzyme-adapter-react-16/src/ReactSixteenAdapter.js b/packages/enzyme-adapter-react-16/src/ReactSixteenAdapter.js
@@ -21,6 +21,7 @@ import {
   Portal,
 } from 'react-is';
 import { EnzymeAdapter } from 'enzyme';
+import { typeOfNode } from 'enzyme/build/Utils';
 import {
   displayNameOfNode,
   elementToTree,
@@ -388,6 +389,10 @@ class ReactSixteenAdapter extends EnzymeAdapter {
     return isValidElementType(object);
   }
 
+  isFragment(fragment) {
+    return typeOfNode(fragment) === Fragment;
+  }
+
   createElement(...args) {
     return React.createElement(...args);
   }

diff --git a/packages/enzyme-test-suite/test/Adapter-spec.jsx b/packages/enzyme-test-suite/test/Adapter-spec.jsx
@@ -17,7 +17,7 @@ import {
   Profiler,
 } from './_helpers/react-compat';
 import { is } from './_helpers/version';
-import { itIf, describeWithDOM } from './_helpers';
+import { itIf, describeWithDOM, describeIf } from './_helpers';
 
 const { adapter } = get();
 
@@ -906,4 +906,14 @@ describe('Adapter', () => {
       expect(getDisplayName(<Profiler />)).to.equal('Profiler');
     });
   });
+
+  describeIf(is('>= 16.2'), 'determines if node isFragment', () => {
+    it('correctly identifies Fragment', () => {
+      expect(adapter.isFragment(<Fragment />)).to.equal(true);
+    });
+
+    it('correctly identifies a non-Fragment', () => {
+      expect(adapter.isFragment(<div />)).to.equal(false);
+    });
+  });
 });