filer/tests/spec/fs.stat.spec.js

238 lines
7.0 KiB
JavaScript

var util = require('../lib/test-utils.js');
var chai = require('chai');
chai.use(require('chai-datetime'));
var expect = 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('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();
});
});
});
});
});
/**
* 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');
});
});
});