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113 lines
3.6 KiB
113 lines
3.6 KiB
var should = require('should'),
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needle = require('./../'),
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http = require('http'),
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zlib = require('zlib'),
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stream = require('stream'),
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port = 11123,
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server;
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describe('compression', function(){
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require.bind(null, 'zlib').should.not.throw()
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var jsonData = '{"foo":"bar"}';
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describe('when server supports compression', function(){
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before(function(){
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server = http.createServer(function(req, res) {
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var raw = new stream.PassThrough();
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var acceptEncoding = req.headers['accept-encoding'];
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if (!acceptEncoding) {
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acceptEncoding = '';
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}
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if (acceptEncoding.match(/\bdeflate\b/)) {
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res.setHeader('Content-Encoding', 'deflate');
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raw.pipe(zlib.createDeflate()).pipe(res);
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} else if (acceptEncoding.match(/\bgzip\b/)) {
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res.setHeader('Content-Encoding', 'gzip');
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raw.pipe(zlib.createGzip()).pipe(res);
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} else if (acceptEncoding.match(/\bbr\b/)) {
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res.setHeader('Content-Encoding', 'br');
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raw.pipe(zlib.createBrotliCompress()).pipe(res);
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} else {
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raw.pipe(res);
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}
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res.setHeader('Content-Type', 'application/json')
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if (req.headers['with-bad']) {
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res.end('foo'); // end, no deflate data
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} else {
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raw.end(jsonData)
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}
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})
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server.listen(port);
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});
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after(function(done){
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server.close(done);
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})
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describe('and client requests no compression', function() {
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it('should have the body decompressed', function(done){
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needle.get('localhost:' + port, function(err, response, body){
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should.ifError(err);
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body.should.have.property('foo', 'bar');
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response.bytes.should.equal(jsonData.length);
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done();
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})
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})
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})
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describe('and client requests gzip compression', function() {
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it('should have the body decompressed', function(done){
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needle.get('localhost:' + port, {headers: {'Accept-Encoding': 'gzip'}}, function(err, response, body){
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should.ifError(err);
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body.should.have.property('foo', 'bar');
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response.bytes.should.not.equal(jsonData.length);
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done();
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})
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})
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})
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describe('and client requests deflate compression', function() {
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it('should have the body decompressed', function(done){
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needle.get('localhost:' + port, {headers: {'Accept-Encoding': 'deflate'}}, function(err, response, body){
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should.ifError(err);
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body.should.have.property('foo', 'bar');
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response.bytes.should.not.equal(jsonData.length);
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done();
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})
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})
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it('should rethrow errors from decompressors', function(done){
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needle.get('localhost:' + port, {headers: {'Accept-Encoding': 'deflate', 'With-Bad': 'true'}}, function(err, response, body) {
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should.exist(err);
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err.message.should.equal("incorrect header check");
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err.code.should.equal("Z_DATA_ERROR")
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done();
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})
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})
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})
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describe('and client requests brotli compression', function() {
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it('should have the body decompressed', function(done){
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// Skip this test if Brotli is not supported
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if (typeof zlib.BrotliDecompress !== 'function') {
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return done();
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}
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needle.get('localhost:' + port, {headers: {'Accept-Encoding': 'br'}}, function(err, response, body){
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should.ifError(err);
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body.should.have.property('foo', 'bar');
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response.bytes.should.not.equal(jsonData.length);
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done();
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})
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})
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})
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})
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})
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