internal…

install-bad-man.js
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			var fs = require('fs')
			var resolve = require('path').resolve

			var osenv = require('osenv')
			var mkdirp = require('mkdirp')
			var rimraf = require('rimraf')
			var test = require('tap').test

			var common = require('../common-tap.js')

			var pkg = resolve(__dirname, 'install-bad-man')
			var target = resolve(__dirname, 'install-bad-man-target')

			var EXEC_OPTS = {
			cwd: target
			}

			var json = {
			name: 'install-bad-man',
			version: '1.2.3',
			man: [ './install-bad-man.1.lol' ]
			}

			common.pendIfWindows('man pages do not get installed on Windows')

			test('setup', function (t) {
			setup()
			t.pass('setup ran')
			t.end()
			})

			test("install from repo on 'OS X'", function (t) {
			common.npm(
			[
			'install',
			'--prefix', target,
			'--global',
			pkg
			],
			EXEC_OPTS,
			function (err, code, stdout, stderr) {
			t.ifError(err, 'npm command ran from test')
			t.equals(code, 1, 'install exited with failure (1)')
			t.notOk(stdout, 'no output indicating success')
			t.notOk(
			stderr.match(/Cannot read property '1' of null/),
			'no longer has cryptic error output'
			)
			t.ok(
			stderr.match(/install-bad-man\.1\.lol is not a valid name/),
			'got expected error output'
			)

			t.end()
			}
			)
			})

			test('clean', function (t) {
			cleanup()
			t.pass('cleaned up')
			t.end()
			})

			function setup () {
			cleanup()
			mkdirp.sync(pkg)
			// make sure it installs locally
			mkdirp.sync(resolve(target, 'node_modules'))
			fs.writeFileSync(
			resolve(pkg, 'package.json'),
			JSON.stringify(json, null, 2) + '\n'
			)
			fs.writeFileSync(resolve(pkg, 'install-bad-man.1.lol'), 'lol\n')
			}

			function cleanup () {
			process.chdir(osenv.tmpdir())
			rimraf.sync(pkg)
			rimraf.sync(target)
			}