refactor: init cypress-cucumber-preprocessor install.

node_modules/browserify/test/externalize.js

@@ -0,0 +1,59 @@
+var test = require('tap').test;
+var spawn = require('child_process').spawn;
+var concat = require('concat-stream');
+var path = require('path');
+var fs = require('fs');
+var vm = require('vm');
+
+var temp = require('temp');
+temp.track();
+var tmpdir = temp.mkdirSync({prefix: 'browserify-test'});
+var pubdir = path.join(tmpdir, 'public');
+
+fs.mkdirSync(pubdir);
+fs.writeFileSync(
+    path.join(tmpdir, 'robot.js'),
+    fs.readFileSync(path.join(__dirname, 'externalize/robot.js'))
+);
+fs.writeFileSync(
+    path.join(tmpdir, 'beep.js'),
+    fs.readFileSync(path.join(__dirname, 'externalize/beep.js'))
+);
+fs.writeFileSync(
+    path.join(tmpdir, 'boop.js'),
+    fs.readFileSync(path.join(__dirname, 'externalize/boop.js'))
+);
+
+test('externalize bin', function (t) {
+    t.plan(5);
+
+    var commands = [
+        [ '-r', './robot.js', '-o', path.join(pubdir, 'common.js') ],
+        [ '-x', './robot.js', 'beep.js', '-o', path.join(pubdir, 'beep.js') ],
+        [ '-x', './robot.js', 'boop.js', '-o', path.join(pubdir, 'boop/bop.js') ]
+    ];
+    (function next () {
+        if (commands.length === 0) {
+            var common = fs.readFileSync(path.join(pubdir, 'common.js'));
+            var beep = fs.readFileSync(path.join(pubdir, 'beep.js'));
+            var boop = fs.readFileSync(path.join(pubdir, 'boop/bop.js'));
+
+            vm.runInNewContext(common + beep, {
+                console: { log: function (msg) { t.equal(msg, 'BEEP!') } }
+            });
+            vm.runInNewContext(common + boop, {
+                console: { log: function (msg) { t.equal(msg, 'BOOP!') } }
+            });
+        }
+        else {
+            var args = commands.shift();
+            args.unshift(path.join(__dirname, '../bin/cmd.js'));
+            var ps = spawn(process.execPath, args, { cwd: tmpdir });
+            ps.stderr.pipe(process.stderr);
+            ps.on('exit', function (code) {
+                t.equal(code, 0, 'exit code');
+                next()
+            });
+        }
+    })();
+});