refactor: init cypress-cucumber-preprocessor install.

node_modules/browserify/test/require_cache.js

@@ -0,0 +1,19 @@
+var vm = require('vm');
+var browserify = require('../');
+var test = require('tap').test;
+
+test('cached require results', function (t) {
+    t.plan(1);
+    
+    var b = browserify();
+    b.require('seq');
+    b.bundle(function (err, src) {
+        var c = {};
+        vm.runInNewContext(src, c);
+        
+        var seq0 = c.require('seq');
+        var seq1 = c.require('seq');
+        
+        t.ok(seq0 === seq1);
+    });
+});