diff --git a/src/injectTapEventPlugin.js b/src/injectTapEventPlugin.js
index 807e6d07f752..a0966b004134 100644
--- a/src/injectTapEventPlugin.js
+++ b/src/injectTapEventPlugin.js
@@ -3,7 +3,7 @@ var defaultClickRejectionStrategy = require('./defaultClickRejectionStrategy');
 
 var alreadyInjected = false;
 
-module.exports = function injectTapEventPlugin (strategyOverrides) {
+exports = module.exports = function injectTapEventPlugin (strategyOverrides) {
   strategyOverrides = strategyOverrides || {}
   var shouldRejectClick = strategyOverrides.shouldRejectClick || defaultClickRejectionStrategy;
 
@@ -24,3 +24,7 @@ should be injected by the application.'
     'TapEventPlugin':       require('./TapEventPlugin.js')(shouldRejectClick)
   });
 };
+
+exports.isInjected = function isInjected () {
+  return alreadyInjected;
+};