var util = require('../lib/test-utils.js'); var expect = require('chai').expect; 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('number'); expect(result['mtime']).to.be.a('number'); expect(result['ctime']).to.be.a('number'); expect(result['type']).to.equal('DIRECTORY'); 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('number'); expect(result['mtime']).to.be.a('number'); expect(result['ctime']).to.be.a('number'); expect(result['type']).to.equal('FILE'); 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(); expect(fs.promises.stat()).to.be.a('Promise'); }); 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('number'); expect(result.mtime).to.be.a('number'); expect(result.ctime).to.be.a('number'); expect(result.type).to.equal('DIRECTORY'); }); }); });