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Direktori : /lib/node_modules/pm2/node_modules/resolve/test/ |
Current File : //lib/node_modules/pm2/node_modules/resolve/test/mock.js |
var path = require('path'); var test = require('tape'); var resolve = require('../'); test('mock', function (t) { t.plan(8); var files = {}; files[path.resolve('/foo/bar/baz.js')] = 'beep'; var dirs = {}; dirs[path.resolve('/foo/bar')] = true; function opts(basedir) { return { basedir: path.resolve(basedir), isFile: function (file, cb) { cb(null, Object.prototype.hasOwnProperty.call(files, path.resolve(file))); }, isDirectory: function (dir, cb) { cb(null, !!dirs[path.resolve(dir)]); }, readFile: function (file, cb) { cb(null, files[path.resolve(file)]); }, realpath: function (file, cb) { cb(null, file); } }; } resolve('./baz', opts('/foo/bar'), function (err, res, pkg) { if (err) return t.fail(err); t.equal(res, path.resolve('/foo/bar/baz.js')); t.equal(pkg, undefined); }); resolve('./baz.js', opts('/foo/bar'), function (err, res, pkg) { if (err) return t.fail(err); t.equal(res, path.resolve('/foo/bar/baz.js')); t.equal(pkg, undefined); }); resolve('baz', opts('/foo/bar'), function (err, res) { t.equal(err.message, "Cannot find module 'baz' from '" + path.resolve('/foo/bar') + "'"); t.equal(err.code, 'MODULE_NOT_FOUND'); }); resolve('../baz', opts('/foo/bar'), function (err, res) { t.equal(err.message, "Cannot find module '../baz' from '" + path.resolve('/foo/bar') + "'"); t.equal(err.code, 'MODULE_NOT_FOUND'); }); }); test('mock from package', function (t) { t.plan(8); var files = {}; files[path.resolve('/foo/bar/baz.js')] = 'beep'; var dirs = {}; dirs[path.resolve('/foo/bar')] = true; function opts(basedir) { return { basedir: path.resolve(basedir), isFile: function (file, cb) { cb(null, Object.prototype.hasOwnProperty.call(files, file)); }, isDirectory: function (dir, cb) { cb(null, !!dirs[path.resolve(dir)]); }, 'package': { main: 'bar' }, readFile: function (file, cb) { cb(null, files[file]); }, realpath: function (file, cb) { cb(null, file); } }; } resolve('./baz', opts('/foo/bar'), function (err, res, pkg) { if (err) return t.fail(err); t.equal(res, path.resolve('/foo/bar/baz.js')); t.equal(pkg && pkg.main, 'bar'); }); resolve('./baz.js', opts('/foo/bar'), function (err, res, pkg) { if (err) return t.fail(err); t.equal(res, path.resolve('/foo/bar/baz.js')); t.equal(pkg && pkg.main, 'bar'); }); resolve('baz', opts('/foo/bar'), function (err, res) { t.equal(err.message, "Cannot find module 'baz' from '" + path.resolve('/foo/bar') + "'"); t.equal(err.code, 'MODULE_NOT_FOUND'); }); resolve('../baz', opts('/foo/bar'), function (err, res) { t.equal(err.message, "Cannot find module '../baz' from '" + path.resolve('/foo/bar') + "'"); t.equal(err.code, 'MODULE_NOT_FOUND'); }); }); test('mock package', function (t) { t.plan(2); var files = {}; files[path.resolve('/foo/node_modules/bar/baz.js')] = 'beep'; files[path.resolve('/foo/node_modules/bar/package.json')] = JSON.stringify({ main: './baz.js' }); var dirs = {}; dirs[path.resolve('/foo')] = true; dirs[path.resolve('/foo/node_modules')] = true; function opts(basedir) { return { basedir: path.resolve(basedir), isFile: function (file, cb) { cb(null, Object.prototype.hasOwnProperty.call(files, path.resolve(file))); }, isDirectory: function (dir, cb) { cb(null, !!dirs[path.resolve(dir)]); }, readFile: function (file, cb) { cb(null, files[path.resolve(file)]); }, realpath: function (file, cb) { cb(null, file); } }; } resolve('bar', opts('/foo'), function (err, res, pkg) { if (err) return t.fail(err); t.equal(res, path.resolve('/foo/node_modules/bar/baz.js')); t.equal(pkg && pkg.main, './baz.js'); }); }); test('mock package from package', function (t) { t.plan(2); var files = {}; files[path.resolve('/foo/node_modules/bar/baz.js')] = 'beep'; files[path.resolve('/foo/node_modules/bar/package.json')] = JSON.stringify({ main: './baz.js' }); var dirs = {}; dirs[path.resolve('/foo')] = true; dirs[path.resolve('/foo/node_modules')] = true; function opts(basedir) { return { basedir: path.resolve(basedir), isFile: function (file, cb) { cb(null, Object.prototype.hasOwnProperty.call(files, path.resolve(file))); }, isDirectory: function (dir, cb) { cb(null, !!dirs[path.resolve(dir)]); }, 'package': { main: 'bar' }, readFile: function (file, cb) { cb(null, files[path.resolve(file)]); }, realpath: function (file, cb) { cb(null, file); } }; } resolve('bar', opts('/foo'), function (err, res, pkg) { if (err) return t.fail(err); t.equal(res, path.resolve('/foo/node_modules/bar/baz.js')); t.equal(pkg && pkg.main, './baz.js'); }); }); test('symlinked', function (t) { t.plan(4); var files = {}; files[path.resolve('/foo/bar/baz.js')] = 'beep'; files[path.resolve('/foo/bar/symlinked/baz.js')] = 'beep'; var dirs = {}; dirs[path.resolve('/foo/bar')] = true; dirs[path.resolve('/foo/bar/symlinked')] = true; function opts(basedir) { return { preserveSymlinks: false, basedir: path.resolve(basedir), isFile: function (file, cb) { cb(null, Object.prototype.hasOwnProperty.call(files, path.resolve(file))); }, isDirectory: function (dir, cb) { cb(null, !!dirs[path.resolve(dir)]); }, readFile: function (file, cb) { cb(null, files[path.resolve(file)]); }, realpath: function (file, cb) { var resolved = path.resolve(file); if (resolved.indexOf('symlinked') >= 0) { cb(null, resolved); return; } var ext = path.extname(resolved); if (ext) { var dir = path.dirname(resolved); var base = path.basename(resolved); cb(null, path.join(dir, 'symlinked', base)); } else { cb(null, path.join(resolved, 'symlinked')); } } }; } resolve('./baz', opts('/foo/bar'), function (err, res, pkg) { if (err) return t.fail(err); t.equal(res, path.resolve('/foo/bar/symlinked/baz.js')); t.equal(pkg, undefined); }); resolve('./baz.js', opts('/foo/bar'), function (err, res, pkg) { if (err) return t.fail(err); t.equal(res, path.resolve('/foo/bar/symlinked/baz.js')); t.equal(pkg, undefined); }); }); test('readPackage', function (t) { t.plan(3); var files = {}; files[path.resolve('/foo/node_modules/bar/something-else.js')] = 'beep'; files[path.resolve('/foo/node_modules/bar/package.json')] = JSON.stringify({ main: './baz.js' }); files[path.resolve('/foo/node_modules/bar/baz.js')] = 'boop'; var dirs = {}; dirs[path.resolve('/foo')] = true; dirs[path.resolve('/foo/node_modules')] = true; function opts(basedir) { return { basedir: path.resolve(basedir), isFile: function (file, cb) { cb(null, Object.prototype.hasOwnProperty.call(files, path.resolve(file))); }, isDirectory: function (dir, cb) { cb(null, !!dirs[path.resolve(dir)]); }, 'package': { main: 'bar' }, readFile: function (file, cb) { cb(null, files[path.resolve(file)]); }, realpath: function (file, cb) { cb(null, file); } }; } t.test('with readFile', function (st) { st.plan(3); resolve('bar', opts('/foo'), function (err, res, pkg) { st.error(err); st.equal(res, path.resolve('/foo/node_modules/bar/baz.js')); st.equal(pkg && pkg.main, './baz.js'); }); }); var readPackage = function (readFile, file, cb) { var barPackage = path.join('bar', 'package.json'); if (file.slice(-barPackage.length) === barPackage) { cb(null, { main: './something-else.js' }); } else { cb(null, JSON.parse(files[path.resolve(file)])); } }; t.test('with readPackage', function (st) { st.plan(3); var options = opts('/foo'); delete options.readFile; options.readPackage = readPackage; resolve('bar', options, function (err, res, pkg) { st.error(err); st.equal(res, path.resolve('/foo/node_modules/bar/something-else.js')); st.equal(pkg && pkg.main, './something-else.js'); }); }); t.test('with readFile and readPackage', function (st) { st.plan(1); var options = opts('/foo'); options.readPackage = readPackage; resolve('bar', options, function (err) { st.throws(function () { throw err; }, TypeError, 'errors when both readFile and readPackage are provided'); }); }); });