helpers for mocking ReactDOM.findDOMNode

shared/specs/helpers/fake-dom-node.coffee

@@ -0,0 +1,24 @@
+extend = require 'lodash/extend'
+
+# implements just enought to work with ScrollSpy and HTML mixins
+
+class FakeDOMNode
+  constructor: (attrs) ->
+    extend(this, {
+      style: {}
+      ownerDocument: { styleSheets: [] }
+      querySelectorAll: jest.fn( ->
+        []
+      )
+      querySelector: jest.fn( ->
+        undefined
+      )
+      getElementsByTagName: jest.fn( ->
+        []
+      )
+      getBoundingClientRect: jest.fn( ->
+        {}
+      )
+  }, attrs)
+
+module.exports = FakeDOMNode