change approach again

node_modules/command-line-args/test/detect-process-argv.js

@@ -0,0 +1,21 @@
+'use strict'
+const TestRunner = require('test-runner')
+const commandLineArgs = require('../')
+const a = require('assert')
+
+const runner = new TestRunner()
+
+runner.test('detect process.argv: should automatically remove first two argv items', function () {
+  process.argv = [ 'node', 'filename', '--one', 'eins' ]
+  a.deepStrictEqual(commandLineArgs({ name: 'one' }, { argv: process.argv }), {
+    one: 'eins'
+  })
+})
+
+runner.test('process.argv is left untouched', function () {
+  process.argv = [ 'node', 'filename', '--one', 'eins' ]
+  a.deepStrictEqual(commandLineArgs({ name: 'one' }), {
+    one: 'eins'
+  })
+  a.deepStrictEqual(process.argv, [ 'node', 'filename', '--one', 'eins' ])
+})