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'use strict';
var fileSyncCmp = require('../');
var assert = require('assert');
var fs = require('fs');
var tmp = require('tmp');
tmp.setGracefulCleanup();
var Q = require('q');
var fsWrite = Q.nfbind(fs.write);
var tmpFile = Q.nfbind(tmp.file);
function write (fd, buf) {
return fsWrite(fd, buf, 0, buf.length, null);
}
describe('equalFiles', function () {
var pathA, pathB;
var fdA, fdB;
beforeEach(function () {
return Q.all([tmpFile(), tmpFile()]).spread(function (a, b) {
pathA = a[0];
pathB = b[0];
fdA = a[1];
fdB = b[1];
});
});
it('should handle empty files', function () {
assert(fileSyncCmp.equalFiles(pathA, pathB));
});
it('should handle equal content', function () {
var buf = new Buffer.from('File content\n');
var writes = [write(fdA, buf), write(fdB, buf)];
return Q.all(writes).then(function () {
assert(fileSyncCmp.equalFiles(pathA, pathB));
});
});
it('should handle non-equal content', function () {
var bufA = new Buffer.from('Some text\n');
var bufB = new Buffer.from('Other text\n');
var writes = [write(fdA, bufA), write(fdB, bufB)];
return Q.all(writes).then(function () {
assert(!fileSyncCmp.equalFiles(pathA, pathB));
});
});
});
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