Test that getDecorations is called with correct arguments (facebookarchive#995)

noahlemen · flarnie · commit 1893a1aed38c · 2017-02-15T10:54:20.000-08:00
* add EditorState test that checks `getDecorations calls` for correct argument order

* lint fix, remove unnecessary var
diff --git a/src/model/immutable/__tests__/EditorState-test.js b/src/model/immutable/__tests__/EditorState-test.js
@@ -299,6 +299,15 @@ describe('EditorState', () => {
       );
     });
 
+    it('must call decorator with correct argument types and order', () => {
+      var decorator = new Decorator();
+      getDecoratedEditorState(decorator);
+      decorator.getDecorations.mock.calls.forEach((call) => {
+        expect(call[0] instanceof ContentBlock).toBe(true);
+        expect(call[1] instanceof ContentState).toBe(true);
+      });
+    });
+
     it('must correctly remove a decorator', () => {
       var decorator = new Decorator();
       var editorState = getDecoratedEditorState(decorator);
