refactor: init cypress-cucumber-preprocessor install.

node_modules/browserify/test/external.js

@@ -0,0 +1,20 @@
+var browserify = require('../');
+var vm = require('vm');
+var test = require('tap').test;
+
+test('external', function (t) {
+    t.plan(2);
+    
+    var b = browserify(__dirname + '/external/main.js');
+    b.external('freelist');
+    b.bundle(function (err, src) {
+        if (err) return t.fail(err);
+        vm.runInNewContext(
+            'function require (x) {'
+            + 'if (x==="freelist") return function (n) { return n + 1000 }'
+            + '}'
+            + src,
+            { t: t }
+        );
+    });
+});