File Content: install-save-prefix.js var fs = require('fs') var path = require('path') var mkdirp = require('mkdirp') var mr = require('npm-registry-mock') var osenv = require('osenv') var rimraf = require('rimraf') var test = require('tap').test var common = require('../common-tap.js') var server var pkg = path.join(__dirname, 'install-save-prefix') var EXEC_OPTS = { cwd: pkg } var json = { name: 'install-save-prefix', version: '0.0.1' } test('setup', function (t) { setup() mr({ port: common.port }, function (er, s) { t.ifError(er, 'started mock registry') server = s t.end() }) }) test('install --save with \'^\' save prefix should accept minor updates', function (t) { common.npm( [ '--registry', common.registry, '--loglevel', 'silent', '--save-prefix', '^', '--save', 'install', 'underscore@latest' ], EXEC_OPTS, function (err, code) { t.ifError(err, 'npm install ran without issue') t.notOk(code, 'npm install exited with code 0') var p = path.join(pkg, 'node_modules', 'underscore', 'package.json') t.ok(JSON.parse(fs.readFileSync(p))) var pkgJson = JSON.parse(fs.readFileSync( path.join(pkg, 'package.json'), 'utf8' )) t.deepEqual( pkgJson.dependencies, { 'underscore': '^1.5.1' }, 'got expected save prefix and version of 1.5.1' ) t.end() } ) }) test('install --save-dev with \'^\' save prefix should accept minor dev updates', function (t) { setup() common.npm( [ '--registry', common.registry, '--loglevel', 'silent', '--save-prefix', '^', '--save-dev', 'install', 'underscore@1.3.1' ], EXEC_OPTS, function (err, code) { t.ifError(err, 'npm install ran without issue') t.notOk(code, 'npm install exited with code 0') var p = path.join(pkg, 'node_modules', 'underscore', 'package.json') t.ok(JSON.parse(fs.readFileSync(p))) var pkgJson = JSON.parse(fs.readFileSync( path.join(pkg, 'package.json'), 'utf8' )) t.deepEqual( pkgJson.devDependencies, { 'underscore': '^1.3.1' }, 'got expected save prefix and version of 1.3.1' ) t.end() } ) }) test('install --save with \'~\' save prefix should accept patch updates', function (t) { setup() common.npm( [ '--registry', common.registry, '--loglevel', 'silent', '--save-prefix', '~', '--save', 'install', 'underscore@1.3.1' ], EXEC_OPTS, function (err, code) { t.ifError(err, 'npm install ran without issue') t.notOk(code, 'npm install exited with code 0') var p = path.join(pkg, 'node_modules', 'underscore', 'package.json') t.ok(JSON.parse(fs.readFileSync(p))) var pkgJson = JSON.parse(fs.readFileSync( path.join(pkg, 'package.json'), 'utf8' )) t.deepEqual( pkgJson.dependencies, { 'underscore': '~1.3.1' }, 'got expected save prefix and version of 1.3.1' ) t.end() } ) }) test('install --save-dev with \'~\' save prefix should accept patch updates', function (t) { setup() common.npm( [ '--registry', common.registry, '--loglevel', 'silent', '--save-prefix', '~', '--save-dev', 'install', 'underscore@1.3.1' ], EXEC_OPTS, function (err, code) { t.ifError(err, 'npm install ran without issue') t.notOk(code, 'npm install exited with code 0') var p = path.join(pkg, 'node_modules', 'underscore', 'package.json') t.ok(JSON.parse(fs.readFileSync(p))) var pkgJson = JSON.parse(fs.readFileSync( path.join(pkg, 'package.json'), 'utf8' )) t.deepEqual( pkgJson.devDependencies, { 'underscore': '~1.3.1' }, 'got expected save prefix and version of 1.3.1' ) t.end() } ) }) test('cleanup', function (t) { server.close() cleanup() t.end() }) function cleanup () { process.chdir(osenv.tmpdir()) rimraf.sync(pkg) } function setup () { cleanup() mkdirp.sync(path.resolve(pkg, 'node_modules')) fs.writeFileSync( path.join(pkg, 'package.json'), JSON.stringify(json, null, 2) ) process.chdir(pkg) } Submit