refactor(Cypress): add nodemodules

node_modules/read-only-stream/test/error.js

@@ -0,0 +1,15 @@
+var test = require('tape');
+var readonly = require('../');
+var through = require('through2');
+
+test('error', function (t) {
+    t.plan(1);
+    
+    var stream = through();
+    var ro = readonly(stream);
+
+    ro.on('error', function (err) {
+        t.ok(err);
+    });
+    stream.emit('error', new Error);
+});