var util = require('../lib/test-utils.js'); var chai = require('chai'); chai.use(require('chai-datetime')); var expect = chai.expect; var Path = require('../../src').Path; describe('fs.stat', function() { beforeEach(util.setup); afterEach(util.cleanup); it('should be a function', function() { var fs = util.fs(); expect(typeof fs.stat).to.equal('function'); }); it('should return an error if path does not exist', function(done) { var fs = util.fs(); fs.stat('/tmp', function(error, result) { expect(error).to.exist; expect(error.code).to.equal('ENOENT'); expect(result).not.to.exist; done(); }); }); it('should return a stat object if path exists', function(done) { var fs = util.fs(); fs.stat('/', function(error, result) { expect(error).not.to.exist; expect(result).to.exist; expect(result['node']).to.be.a('string'); expect(result['dev']).to.equal(fs.name); expect(result['size']).to.be.a('number'); expect(result['nlinks']).to.be.a('number'); expect(result['atime']).to.be.a('date'); expect(result['mtime']).to.be.a('date'); expect(result['ctime']).to.be.a('date'); expect(result['atimeMs']).to.be.a('number'); expect(result['mtimeMs']).to.be.a('number'); expect(result['ctimeMs']).to.be.a('number'); expect(result['type']).to.equal('DIRECTORY'); done(); }); }); it('should return a stat object with equal Date and Unix Timestamps', function(done) { var fs = util.fs(); fs.stat('/', function(error, result) { expect(error).not.to.exist; expect(result).to.exist; expect(result['atime']).to.be.a('date'); expect(result['mtime']).to.be.a('date'); expect(result['ctime']).to.be.a('date'); expect(result.atime.getTime()).to.equal(result.atimeMs); expect(result.mtime.getTime()).to.equal(result.mtimeMs); expect(result.ctime.getTime()).to.equal(result.ctimeMs); done(); }); }); it('should follow symbolic links and return a stat object for the resulting path', function(done) { var fs = util.fs(); fs.open('/myfile', 'w', function(error, result) { if(error) throw error; var fd = result; fs.close(fd, function(error) { if(error) throw error; fs.stat('/myfile', function(error, result) { if(error) throw error; expect(result['node']).to.exist; fs.symlink('/myfile', '/myfilelink', function(error) { if(error) throw error; fs.stat('/myfilelink', function(error, result) { expect(error).not.to.exist; expect(result).to.exist; expect(result['node']).to.exist; done(); }); }); }); }); }); }); it('should return a stat object for a valid descriptor', function(done) { var fs = util.fs(); fs.open('/myfile', 'w+', function(error, fd) { if(error) throw error; fs.fstat(fd, function(error, result) { expect(error).not.to.exist; expect(result).to.exist; expect(result['node']).to.exist; expect(result['dev']).to.equal(fs.name); expect(result['size']).to.be.a('number'); expect(result['nlinks']).to.be.a('number'); expect(result['atime']).to.be.a('date'); expect(result['mtime']).to.be.a('date'); expect(result['ctime']).to.be.a('date'); expect(result['atimeMs']).to.be.a('number'); expect(result['mtimeMs']).to.be.a('number'); expect(result['ctimeMs']).to.be.a('number'); expect(result['type']).to.equal('FILE'); fs.close(fd, done); }); }); }); it('(promise) should be a function', function() { var fs = util.fs(); expect(fs.promises.stat).to.be.a('function'); }); it('should return a promise', function() { var fs = util.fs(); var p = fs.promises.stat('/'); expect(p).to.be.a('Promise'); return p; }); it('(promise) should return a stat object if file exists', function() { var fs = util.fs(); return fs.promises .stat('/') .then(result => { expect(result).to.exist; expect(result.node).to.be.a('string'); expect(result.dev).to.equal(fs.name); expect(result.size).to.be.a('number'); expect(result.nlinks).to.be.a('number'); expect(result['atime']).to.be.a('date'); expect(result['mtime']).to.be.a('date'); expect(result['ctime']).to.be.a('date'); expect(result['atimeMs']).to.be.a('number'); expect(result['mtimeMs']).to.be.a('number'); expect(result['ctimeMs']).to.be.a('number'); expect(result.isDirectory()).to.be.true; }); }); it('should set appropriate time and timeMs values when creating a file', function(done) { var fs = util.fs(); // Make sure that all times on a file node are within a 1 minute window var before = new Date(); var oneMinuteLater = new Date(); oneMinuteLater.setMinutes(oneMinuteLater.getMinutes() + 1); fs.writeFile('/file', 'data', function(error) { if(error) throw error; fs.stat('/file', function(error, stats) { if(error) throw error; expect(new Date(stats.ctimeMs)).to.be.withinDate(before, oneMinuteLater); expect(stats.ctime).to.be.withinDate(before, oneMinuteLater); expect(new Date(stats.atimeMs)).to.be.withinDate(before, oneMinuteLater); expect(stats.atime).to.be.withinDate(before, oneMinuteLater); expect(new Date(stats.mtimeMs)).to.be.withinDate(before, oneMinuteLater); expect(stats.mtime).to.be.withinDate(before, oneMinuteLater); done(); }); }); }); it('should set appropriate time and timeMs values when creating a file', function(done) { var fs = util.fs(); fs.writeFile('/file', 'data', function(error) { if(error) throw error; var newAtime = new Date('1 Oct 2000 15:33:22'); var newMtime = new Date('30 Sep 2000 06:43:54'); fs.utimes('/file', newAtime, newMtime, function(error) { if(error) throw error; fs.stat('/file', function(error, stats) { if(error) throw error; // ctime should match newMtime expect(stats.ctimeMs).to.equal(newMtime.getTime()); expect(stats.ctime).to.equalDate(newMtime); // atime should match newAtime expect(stats.atimeMs).to.equal(newAtime.getTime()); expect(stats.atime).to.equalDate(newAtime); // mtime should match newMtime expect(stats.mtimeMs).to.equal(newMtime.getTime()); expect(stats.mtime).to.equalDate(newMtime); done(); }); }); }); }); describe('fs.stats', function() { describe('#isFile()', function() { it('should be a function', function(done) { var fs = util.fs(); fs.stat('/', function(error, stats) { if(error) throw error; expect(stats.isFile).to.be.a('function'); done(); }); }); it('should return true if stats are for file', function(done) { var fs = util.fs(); fs.open('/myfile', 'w+', function(error, fd) { if(error) throw error; fs.fstat(fd, function(error, stats) { expect(error).not.to.exist; expect(stats.isFile()).to.be.true; fs.close(fd, done); }); }); }); it('should return false if stats are for directory', function(done) { var fs = util.fs(); fs.stat('/', function(error, stats) { if(error) throw error; expect(stats.isFile()).to.be.false; done(); }); }); it('should return false if stats are for symbolic link', function(done) { var fs = util.fs(); fs.open('/myfile', 'w+', function(error, fd) { if(error) throw error; fs.close(fd, function(error) { if(error) throw error; fs.symlink('/myfile', '/myfilelink', function(error) { if(error) throw error; fs.lstat('/myfilelink', function(error, stats) { expect(error).not.to.exist; expect(stats.isFile()).to.be.false; done(); }); }); }); }); }); }); describe('#isDirectory()', function() { it('should be a function', function(done) { var fs = util.fs(); fs.stat('/', function(error, stats) { if(error) throw error; expect(stats.isDirectory).to.be.a('function'); done(); }); }); it('should return false if stats are for file', function(done) { var fs = util.fs(); fs.open('/myfile', 'w+', function(error, fd) { if(error) throw error; fs.fstat(fd, function(error, stats) { expect(error).not.to.exist; expect(stats.isDirectory()).to.be.false; fs.close(fd, done); }); }); }); it('should return true if stats are for directory', function(done) { var fs = util.fs(); fs.stat('/', function(error, stats) { if(error) throw error; expect(stats.isDirectory()).to.be.true; done(); }); }); it('should return false if stats are for symbolic link', function(done) { var fs = util.fs(); fs.open('/myfile', 'w+', function(error, fd) { if(error) throw error; fs.close(fd, function(error) { if(error) throw error; fs.symlink('/myfile', '/myfilelink', function(error) { if(error) throw error; fs.lstat('/myfilelink', function(error, stats) { expect(stats.isDirectory()).to.be.false; done(); }); }); }); }); }); }); describe('#isBlockDevice()', function() { it('should be a function', function(done) { var fs = util.fs(); fs.stat('/', function(error, stats) { if(error) throw error; expect(stats.isBlockDevice).to.be.a('function'); done(); }); }); it('should return false', function(done) { var fs = util.fs(); fs.stat('/', function(error, stats) { if(error) throw error; expect(stats.isBlockDevice()).to.be.false; done(); }); }); }); describe('#isCharacterDevice()', function() { it('should be a function', function(done) { var fs = util.fs(); fs.stat('/', function(error, stats) { if(error) throw error; expect(stats.isCharacterDevice).to.be.a('function'); done(); }); }); it('should return false', function(done) { var fs = util.fs(); fs.stat('/', function(error, stats) { if(error) throw error; expect(stats.isCharacterDevice()).to.be.false; done(); }); }); }); describe('#isSymbolicLink()', function() { it('should be a function', function(done) { var fs = util.fs(); fs.stat('/', function(error, stats) { if(error) throw error; expect(stats.isSymbolicLink).to.be.a('function'); done(); }); }); it('should return false if stats are for file', function(done) { var fs = util.fs(); fs.open('/myfile', 'w+', function(error, fd) { if(error) throw error; fs.fstat(fd, function(error, stats) { expect(error).not.to.exist; expect(stats.isSymbolicLink()).to.be.false; fs.close(fd, done); }); }); }); it('should return false if stats are for directory', function(done) { var fs = util.fs(); fs.stat('/', function(error, stats) { if(error) throw error; expect(stats.isSymbolicLink()).to.be.false; done(); }); }); it('should return true if stats are for symbolic link', function(done) { var fs = util.fs(); fs.open('/myfile', 'w+', function(error, fd) { if(error) throw error; fs.close(fd, function(error) { if(error) throw error; fs.symlink('/myfile', '/myfilelink', function(error) { if(error) throw error; fs.lstat('/myfilelink', function(error, stats) { expect(stats.isSymbolicLink()).to.be.true; done(); }); }); }); }); }); }); describe('#isFIFO()', function() { it('should be a function', function(done) { var fs = util.fs(); fs.stat('/', function(error, stats) { if(error) throw error; expect(stats.isFIFO).to.be.a('function'); done(); }); }); it('should return false', function(done) { var fs = util.fs(); fs.stat('/', function(error, stats) { if(error) throw error; expect(stats.isFIFO()).to.be.false; done(); }); }); }); describe('#isSocket()', function() { it('should be a function', function(done) { var fs = util.fs(); fs.stat('/', function(error, stats) { if(error) throw error; expect(stats.isSocket).to.be.a('function'); done(); }); }); it('should return false', function(done) { var fs = util.fs(); fs.stat('/', function(error, stats) { if(error) throw error; expect(stats.isSocket()).to.be.false; done(); }); }); }); describe('generated name property', function() { it('should correct return name for a file', function(done) { var fs = util.fs(); var filepath = '/a'; fs.writeFile(filepath, 'data', function(err) { if(err) throw err; fs.stat(filepath, function(err, stats) { if(err) throw err; expect(stats.name).to.equal(Path.basename(filepath)); done(); }); }); }); it('should correct return name for an fd', function(done) { var fs = util.fs(); var filepath = '/a'; fs.open(filepath, 'w', function(err, fd) { if(err) throw err; fs.fstat(fd, function(err, stats) { if(err) throw err; expect(stats.name).to.equal(Path.basename(filepath)); fs.close(fd, done); }); }); }); }); }); }); /** * fsPromises tests */ describe('fsPromises.stat', function() { beforeEach(util.setup); afterEach(util.cleanup); it('should return an error if path does not exist', function() { var fsPromises = util.fs().promises; return fsPromises.stat('/tmp') .catch(error => { expect(error).to.exist; expect(error.code).to.equal('ENOENT'); }); }); });