flow like the river

VISUALIZACION/node_modules/buffer/bin/test.js

@@ -0,0 +1,41 @@
+#!/usr/bin/env node
+
+var cp = require('child_process')
+var fs = require('fs')
+var path = require('path')
+
+var shouldRunBrowserTests = !process.env.TRAVIS_PULL_REQUEST ||
+  process.env.TRAVIS_PULL_REQUEST === 'false'
+
+var node = cp.spawn('npm', ['run', 'test-node'], { stdio: 'inherit' })
+node.on('close', function (code) {
+  if (code === 0 && shouldRunBrowserTests) {
+    runBrowserTests()
+  } else {
+    process.exit(code)
+  }
+})
+
+function runBrowserTests () {
+  var zuulYmlPath = path.join(__dirname, '..', '.zuul.yml')
+
+  writeES5ZuulYml()
+  cp.spawn('npm', ['run', 'test-browser-es5'], { stdio: 'inherit' })
+    .on('close', function (code) {
+      if (code !== 0) process.exit(code)
+      writeES6ZuulYml()
+      cp.spawn('npm', ['run', 'test-browser-es6'], { stdio: 'inherit' })
+        .on('close', function (code) {
+          process.exit(code)
+        })
+    })
+
+  function writeES5ZuulYml () {
+    fs.writeFileSync(zuulYmlPath, fs.readFileSync(path.join(__dirname, 'zuul-es5.yml')))
+  }
+
+  function writeES6ZuulYml () {
+    fs.writeFileSync(zuulYmlPath, fs.readFileSync(path.join(__dirname, 'zuul-es6.yml')))
+  }
+}
+