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+
+// test tools
+var chai = require('chai');
+var cap = require('chai-as-promised');
+chai.use(cap);
+var expect = chai.expect;
+var bluebird = require('bluebird');
+var then = require('promise');
+var spawn = require('child_process').spawn;
+var stream = require('stream');
+var resumer = require('resumer');
+var FormData = require('form-data');
+var http = require('http');
+var fs = require('fs');
+
+var TestServer = require('./server');
+
+// test subjects
+var fetch = require('../index.js');
+var Headers = require('../lib/headers.js');
+var Response = require('../lib/response.js');
+var Request = require('../lib/request.js');
+var Body = require('../lib/body.js');
+var FetchError = require('../lib/fetch-error.js');
+// test with native promise on node 0.11, and bluebird for node 0.10
+fetch.Promise = fetch.Promise || bluebird;
+
+var url, opts, local, base;
+
+describe('node-fetch', function() {
+
+ before(function(done) {
+ local = new TestServer();
+ base = 'http://' + local.hostname + ':' + local.port;
+ local.start(done);
+ });
+
+ after(function(done) {
+ local.stop(done);
+ });
+
+ it('should return a promise', function() {
+ url = 'http://example.com/';
+ var p = fetch(url);
+ expect(p).to.be.an.instanceof(fetch.Promise);
+ expect(p).to.have.property('then');
+ });
+
+ it('should allow custom promise', function() {
+ url = 'http://example.com/';
+ var old = fetch.Promise;
+ fetch.Promise = then;
+ expect(fetch(url)).to.be.an.instanceof(then);
+ expect(fetch(url)).to.not.be.an.instanceof(bluebird);
+ fetch.Promise = old;
+ });
+
+ it('should throw error when no promise implementation are found', function() {
+ url = 'http://example.com/';
+ var old = fetch.Promise;
+ fetch.Promise = undefined;
+ expect(function() {
+ fetch(url)
+ }).to.throw(Error);
+ fetch.Promise = old;
+ });
+
+ it('should expose Headers, Response and Request constructors', function() {
+ expect(fetch.Headers).to.equal(Headers);
+ expect(fetch.Response).to.equal(Response);
+ expect(fetch.Request).to.equal(Request);
+ });
+
+ it('should reject with error if url is protocol relative', function() {
+ url = '//example.com/';
+ return expect(fetch(url)).to.eventually.be.rejectedWith(Error);
+ });
+
+ it('should reject with error if url is relative path', function() {
+ url = '/some/path';
+ return expect(fetch(url)).to.eventually.be.rejectedWith(Error);
+ });
+
+ it('should reject with error if protocol is unsupported', function() {
+ url = 'ftp://example.com/';
+ return expect(fetch(url)).to.eventually.be.rejectedWith(Error);
+ });
+
+ it('should reject with error on network failure', function() {
+ url = 'http://localhost:50000/';
+ return expect(fetch(url)).to.eventually.be.rejected
+ .and.be.an.instanceOf(FetchError)
+ .and.include({ type: 'system', code: 'ECONNREFUSED', errno: 'ECONNREFUSED' });
+ });
+
+ it('should resolve into response', function() {
+ url = base + '/hello';
+ return fetch(url).then(function(res) {
+ expect(res).to.be.an.instanceof(Response);
+ expect(res.headers).to.be.an.instanceof(Headers);
+ expect(res.body).to.be.an.instanceof(stream.Transform);
+ expect(res.bodyUsed).to.be.false;
+
+ expect(res.url).to.equal(url);
+ expect(res.ok).to.be.true;
+ expect(res.status).to.equal(200);
+ expect(res.statusText).to.equal('OK');
+ });
+ });
+
+ it('should accept plain text response', function() {
+ url = base + '/plain';
+ return fetch(url).then(function(res) {
+ expect(res.headers.get('content-type')).to.equal('text/plain');
+ return res.text().then(function(result) {
+ expect(res.bodyUsed).to.be.true;
+ expect(result).to.be.a('string');
+ expect(result).to.equal('text');
+ });
+ });
+ });
+
+ it('should accept html response (like plain text)', function() {
+ url = base + '/html';
+ return fetch(url).then(function(res) {
+ expect(res.headers.get('content-type')).to.equal('text/html');
+ return res.text().then(function(result) {
+ expect(res.bodyUsed).to.be.true;
+ expect(result).to.be.a('string');
+ expect(result).to.equal('<html></html>');
+ });
+ });
+ });
+
+ it('should accept json response', function() {
+ url = base + '/json';
+ return fetch(url).then(function(res) {
+ expect(res.headers.get('content-type')).to.equal('application/json');
+ return res.json().then(function(result) {
+ expect(res.bodyUsed).to.be.true;
+ expect(result).to.be.an('object');
+ expect(result).to.deep.equal({ name: 'value' });
+ });
+ });
+ });
+
+ it('should send request with custom headers', function() {
+ url = base + '/inspect';
+ opts = {
+ headers: { 'x-custom-header': 'abc' }
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.headers['x-custom-header']).to.equal('abc');
+ });
+ });
+
+ it('should accept headers instance', function() {
+ url = base + '/inspect';
+ opts = {
+ headers: new Headers({ 'x-custom-header': 'abc' })
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.headers['x-custom-header']).to.equal('abc');
+ });
+ });
+
+ it('should accept custom host header', function() {
+ url = base + '/inspect';
+ opts = {
+ headers: {
+ host: 'example.com'
+ }
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.headers['host']).to.equal('example.com');
+ });
+ });
+
+ it('should follow redirect code 301', function() {
+ url = base + '/redirect/301';
+ return fetch(url).then(function(res) {
+ expect(res.url).to.equal(base + '/inspect');
+ expect(res.status).to.equal(200);
+ expect(res.ok).to.be.true;
+ });
+ });
+
+ it('should follow redirect code 302', function() {
+ url = base + '/redirect/302';
+ return fetch(url).then(function(res) {
+ expect(res.url).to.equal(base + '/inspect');
+ expect(res.status).to.equal(200);
+ });
+ });
+
+ it('should follow redirect code 303', function() {
+ url = base + '/redirect/303';
+ return fetch(url).then(function(res) {
+ expect(res.url).to.equal(base + '/inspect');
+ expect(res.status).to.equal(200);
+ });
+ });
+
+ it('should follow redirect code 307', function() {
+ url = base + '/redirect/307';
+ return fetch(url).then(function(res) {
+ expect(res.url).to.equal(base + '/inspect');
+ expect(res.status).to.equal(200);
+ });
+ });
+
+ it('should follow redirect code 308', function() {
+ url = base + '/redirect/308';
+ return fetch(url).then(function(res) {
+ expect(res.url).to.equal(base + '/inspect');
+ expect(res.status).to.equal(200);
+ });
+ });
+
+ it('should follow redirect chain', function() {
+ url = base + '/redirect/chain';
+ return fetch(url).then(function(res) {
+ expect(res.url).to.equal(base + '/inspect');
+ expect(res.status).to.equal(200);
+ });
+ });
+
+ it('should follow POST request redirect code 301 with GET', function() {
+ url = base + '/redirect/301';
+ opts = {
+ method: 'POST'
+ , body: 'a=1'
+ };
+ return fetch(url, opts).then(function(res) {
+ expect(res.url).to.equal(base + '/inspect');
+ expect(res.status).to.equal(200);
+ return res.json().then(function(result) {
+ expect(result.method).to.equal('GET');
+ expect(result.body).to.equal('');
+ });
+ });
+ });
+
+ it('should follow POST request redirect code 302 with GET', function() {
+ url = base + '/redirect/302';
+ opts = {
+ method: 'POST'
+ , body: 'a=1'
+ };
+ return fetch(url, opts).then(function(res) {
+ expect(res.url).to.equal(base + '/inspect');
+ expect(res.status).to.equal(200);
+ return res.json().then(function(result) {
+ expect(result.method).to.equal('GET');
+ expect(result.body).to.equal('');
+ });
+ });
+ });
+
+ it('should follow redirect code 303 with GET', function() {
+ url = base + '/redirect/303';
+ opts = {
+ method: 'PUT'
+ , body: 'a=1'
+ };
+ return fetch(url, opts).then(function(res) {
+ expect(res.url).to.equal(base + '/inspect');
+ expect(res.status).to.equal(200);
+ return res.json().then(function(result) {
+ expect(result.method).to.equal('GET');
+ expect(result.body).to.equal('');
+ });
+ });
+ });
+
+ it('should obey maximum redirect, reject case', function() {
+ url = base + '/redirect/chain';
+ opts = {
+ follow: 1
+ }
+ return expect(fetch(url, opts)).to.eventually.be.rejected
+ .and.be.an.instanceOf(FetchError)
+ .and.have.property('type', 'max-redirect');
+ });
+
+ it('should obey redirect chain, resolve case', function() {
+ url = base + '/redirect/chain';
+ opts = {
+ follow: 2
+ }
+ return fetch(url, opts).then(function(res) {
+ expect(res.url).to.equal(base + '/inspect');
+ expect(res.status).to.equal(200);
+ });
+ });
+
+ it('should allow not following redirect', function() {
+ url = base + '/redirect/301';
+ opts = {
+ follow: 0
+ }
+ return expect(fetch(url, opts)).to.eventually.be.rejected
+ .and.be.an.instanceOf(FetchError)
+ .and.have.property('type', 'max-redirect');
+ });
+
+ it('should support redirect mode, manual flag', function() {
+ url = base + '/redirect/301';
+ opts = {
+ redirect: 'manual'
+ };
+ return fetch(url, opts).then(function(res) {
+ expect(res.url).to.equal(url);
+ expect(res.status).to.equal(301);
+ expect(res.headers.get('location')).to.equal(base + '/inspect');
+ });
+ });
+
+ it('should support redirect mode, error flag', function() {
+ url = base + '/redirect/301';
+ opts = {
+ redirect: 'error'
+ };
+ return expect(fetch(url, opts)).to.eventually.be.rejected
+ .and.be.an.instanceOf(FetchError)
+ .and.have.property('type', 'no-redirect');
+ });
+
+ it('should support redirect mode, manual flag when there is no redirect', function() {
+ url = base + '/hello';
+ opts = {
+ redirect: 'manual'
+ };
+ return fetch(url, opts).then(function(res) {
+ expect(res.url).to.equal(url);
+ expect(res.status).to.equal(200);
+ expect(res.headers.get('location')).to.be.null;
+ });
+ });
+
+ it('should follow redirect code 301 and keep existing headers', function() {
+ url = base + '/redirect/301';
+ opts = {
+ headers: new Headers({ 'x-custom-header': 'abc' })
+ };
+ return fetch(url, opts).then(function(res) {
+ expect(res.url).to.equal(base + '/inspect');
+ return res.json();
+ }).then(function(res) {
+ expect(res.headers['x-custom-header']).to.equal('abc');
+ });
+ });
+
+ it('should reject broken redirect', function() {
+ url = base + '/error/redirect';
+ return expect(fetch(url)).to.eventually.be.rejected
+ .and.be.an.instanceOf(FetchError)
+ .and.have.property('type', 'invalid-redirect');
+ });
+
+ it('should not reject broken redirect under manual redirect', function() {
+ url = base + '/error/redirect';
+ opts = {
+ redirect: 'manual'
+ };
+ return fetch(url, opts).then(function(res) {
+ expect(res.url).to.equal(url);
+ expect(res.status).to.equal(301);
+ expect(res.headers.get('location')).to.be.null;
+ });
+ });
+
+ it('should handle client-error response', function() {
+ url = base + '/error/400';
+ return fetch(url).then(function(res) {
+ expect(res.headers.get('content-type')).to.equal('text/plain');
+ expect(res.status).to.equal(400);
+ expect(res.statusText).to.equal('Bad Request');
+ expect(res.ok).to.be.false;
+ return res.text().then(function(result) {
+ expect(res.bodyUsed).to.be.true;
+ expect(result).to.be.a('string');
+ expect(result).to.equal('client error');
+ });
+ });
+ });
+
+ it('should handle server-error response', function() {
+ url = base + '/error/500';
+ return fetch(url).then(function(res) {
+ expect(res.headers.get('content-type')).to.equal('text/plain');
+ expect(res.status).to.equal(500);
+ expect(res.statusText).to.equal('Internal Server Error');
+ expect(res.ok).to.be.false;
+ return res.text().then(function(result) {
+ expect(res.bodyUsed).to.be.true;
+ expect(result).to.be.a('string');
+ expect(result).to.equal('server error');
+ });
+ });
+ });
+
+ it('should handle network-error response', function() {
+ url = base + '/error/reset';
+ return expect(fetch(url)).to.eventually.be.rejected
+ .and.be.an.instanceOf(FetchError)
+ .and.have.property('code', 'ECONNRESET');
+ });
+
+ it('should handle DNS-error response', function() {
+ url = 'http://domain.invalid';
+ return expect(fetch(url)).to.eventually.be.rejected
+ .and.be.an.instanceOf(FetchError)
+ .and.have.property('code', 'ENOTFOUND');
+ });
+
+ it('should reject invalid json response', function() {
+ url = base + '/error/json';
+ return fetch(url).then(function(res) {
+ expect(res.headers.get('content-type')).to.equal('application/json');
+ return expect(res.json()).to.eventually.be.rejectedWith(Error);
+ });
+ });
+
+ it('should handle no content response', function() {
+ url = base + '/no-content';
+ return fetch(url).then(function(res) {
+ expect(res.status).to.equal(204);
+ expect(res.statusText).to.equal('No Content');
+ expect(res.ok).to.be.true;
+ return res.text().then(function(result) {
+ expect(result).to.be.a('string');
+ expect(result).to.be.empty;
+ });
+ });
+ });
+
+ it('should throw on no-content json response', function() {
+ url = base + '/no-content';
+ return fetch(url).then(function(res) {
+ return expect(res.json()).to.eventually.be.rejectedWith(FetchError);
+ });
+ });
+
+ it('should handle no content response with gzip encoding', function() {
+ url = base + '/no-content/gzip';
+ return fetch(url).then(function(res) {
+ expect(res.status).to.equal(204);
+ expect(res.statusText).to.equal('No Content');
+ expect(res.headers.get('content-encoding')).to.equal('gzip');
+ expect(res.ok).to.be.true;
+ return res.text().then(function(result) {
+ expect(result).to.be.a('string');
+ expect(result).to.be.empty;
+ });
+ });
+ });
+
+ it('should handle not modified response', function() {
+ url = base + '/not-modified';
+ return fetch(url).then(function(res) {
+ expect(res.status).to.equal(304);
+ expect(res.statusText).to.equal('Not Modified');
+ expect(res.ok).to.be.false;
+ return res.text().then(function(result) {
+ expect(result).to.be.a('string');
+ expect(result).to.be.empty;
+ });
+ });
+ });
+
+ it('should handle not modified response with gzip encoding', function() {
+ url = base + '/not-modified/gzip';
+ return fetch(url).then(function(res) {
+ expect(res.status).to.equal(304);
+ expect(res.statusText).to.equal('Not Modified');
+ expect(res.headers.get('content-encoding')).to.equal('gzip');
+ expect(res.ok).to.be.false;
+ return res.text().then(function(result) {
+ expect(result).to.be.a('string');
+ expect(result).to.be.empty;
+ });
+ });
+ });
+
+ it('should decompress gzip response', function() {
+ url = base + '/gzip';
+ return fetch(url).then(function(res) {
+ expect(res.headers.get('content-type')).to.equal('text/plain');
+ return res.text().then(function(result) {
+ expect(result).to.be.a('string');
+ expect(result).to.equal('hello world');
+ });
+ });
+ });
+
+ it('should decompress deflate response', function() {
+ url = base + '/deflate';
+ return fetch(url).then(function(res) {
+ expect(res.headers.get('content-type')).to.equal('text/plain');
+ return res.text().then(function(result) {
+ expect(result).to.be.a('string');
+ expect(result).to.equal('hello world');
+ });
+ });
+ });
+
+ it('should decompress deflate raw response from old apache server', function() {
+ url = base + '/deflate-raw';
+ return fetch(url).then(function(res) {
+ expect(res.headers.get('content-type')).to.equal('text/plain');
+ return res.text().then(function(result) {
+ expect(result).to.be.a('string');
+ expect(result).to.equal('hello world');
+ });
+ });
+ });
+
+ it('should skip decompression if unsupported', function() {
+ url = base + '/sdch';
+ return fetch(url).then(function(res) {
+ expect(res.headers.get('content-type')).to.equal('text/plain');
+ return res.text().then(function(result) {
+ expect(result).to.be.a('string');
+ expect(result).to.equal('fake sdch string');
+ });
+ });
+ });
+
+ it('should reject if response compression is invalid', function() {
+ url = base + '/invalid-content-encoding';
+ return fetch(url).then(function(res) {
+ expect(res.headers.get('content-type')).to.equal('text/plain');
+ return expect(res.text()).to.eventually.be.rejected
+ .and.be.an.instanceOf(FetchError)
+ .and.have.property('code', 'Z_DATA_ERROR');
+ });
+ });
+
+ it('should allow disabling auto decompression', function() {
+ url = base + '/gzip';
+ opts = {
+ compress: false
+ };
+ return fetch(url, opts).then(function(res) {
+ expect(res.headers.get('content-type')).to.equal('text/plain');
+ return res.text().then(function(result) {
+ expect(result).to.be.a('string');
+ expect(result).to.not.equal('hello world');
+ });
+ });
+ });
+
+ it('should allow custom timeout', function() {
+ this.timeout(500);
+ url = base + '/timeout';
+ opts = {
+ timeout: 100
+ };
+ return expect(fetch(url, opts)).to.eventually.be.rejected
+ .and.be.an.instanceOf(FetchError)
+ .and.have.property('type', 'request-timeout');
+ });
+
+ it('should allow custom timeout on response body', function() {
+ this.timeout(500);
+ url = base + '/slow';
+ opts = {
+ timeout: 100
+ };
+ return fetch(url, opts).then(function(res) {
+ expect(res.ok).to.be.true;
+ return expect(res.text()).to.eventually.be.rejected
+ .and.be.an.instanceOf(FetchError)
+ .and.have.property('type', 'body-timeout');
+ });
+ });
+
+ it('should clear internal timeout on fetch response', function (done) {
+ this.timeout(1000);
+ spawn('node', ['-e', 'require("./")("' + base + '/hello", { timeout: 5000 })'])
+ .on('exit', function () {
+ done();
+ });
+ });
+
+ it('should clear internal timeout on fetch redirect', function (done) {
+ this.timeout(1000);
+ spawn('node', ['-e', 'require("./")("' + base + '/redirect/301", { timeout: 5000 })'])
+ .on('exit', function () {
+ done();
+ });
+ });
+
+ it('should clear internal timeout on fetch error', function (done) {
+ this.timeout(1000);
+ spawn('node', ['-e', 'require("./")("' + base + '/error/reset", { timeout: 5000 })'])
+ .on('exit', function () {
+ done();
+ });
+ });
+
+ it('should allow POST request', function() {
+ url = base + '/inspect';
+ opts = {
+ method: 'POST'
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.method).to.equal('POST');
+ expect(res.headers['transfer-encoding']).to.be.undefined;
+ expect(res.headers['content-length']).to.equal('0');
+ });
+ });
+
+ it('should allow POST request with string body', function() {
+ url = base + '/inspect';
+ opts = {
+ method: 'POST'
+ , body: 'a=1'
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.method).to.equal('POST');
+ expect(res.body).to.equal('a=1');
+ expect(res.headers['transfer-encoding']).to.be.undefined;
+ expect(res.headers['content-length']).to.equal('3');
+ });
+ });
+
+ it('should allow POST request with buffer body', function() {
+ url = base + '/inspect';
+ opts = {
+ method: 'POST'
+ , body: new Buffer('a=1', 'utf-8')
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.method).to.equal('POST');
+ expect(res.body).to.equal('a=1');
+ expect(res.headers['transfer-encoding']).to.equal('chunked');
+ expect(res.headers['content-length']).to.be.undefined;
+ });
+ });
+
+ it('should allow POST request with readable stream as body', function() {
+ var body = resumer().queue('a=1').end();
+ body = body.pipe(new stream.PassThrough());
+
+ url = base + '/inspect';
+ opts = {
+ method: 'POST'
+ , body: body
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.method).to.equal('POST');
+ expect(res.body).to.equal('a=1');
+ expect(res.headers['transfer-encoding']).to.equal('chunked');
+ expect(res.headers['content-length']).to.be.undefined;
+ });
+ });
+
+ it('should allow POST request with form-data as body', function() {
+ var form = new FormData();
+ form.append('a','1');
+
+ url = base + '/multipart';
+ opts = {
+ method: 'POST'
+ , body: form
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.method).to.equal('POST');
+ expect(res.headers['content-type']).to.contain('multipart/form-data');
+ expect(res.headers['content-length']).to.be.a('string');
+ expect(res.body).to.equal('a=1');
+ });
+ });
+
+ it('should allow POST request with form-data using stream as body', function() {
+ var form = new FormData();
+ form.append('my_field', fs.createReadStream('test/dummy.txt'));
+
+ url = base + '/multipart';
+ opts = {
+ method: 'POST'
+ , body: form
+ };
+
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.method).to.equal('POST');
+ expect(res.headers['content-type']).to.contain('multipart/form-data');
+ expect(res.headers['content-length']).to.be.undefined;
+ expect(res.body).to.contain('my_field=');
+ });
+ });
+
+ it('should allow POST request with form-data as body and custom headers', function() {
+ var form = new FormData();
+ form.append('a','1');
+
+ var headers = form.getHeaders();
+ headers['b'] = '2';
+
+ url = base + '/multipart';
+ opts = {
+ method: 'POST'
+ , body: form
+ , headers: headers
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.method).to.equal('POST');
+ expect(res.headers['content-type']).to.contain('multipart/form-data');
+ expect(res.headers['content-length']).to.be.a('string');
+ expect(res.headers.b).to.equal('2');
+ expect(res.body).to.equal('a=1');
+ });
+ });
+
+ it('should allow POST request with object body', function() {
+ url = base + '/inspect';
+ // note that fetch simply calls tostring on an object
+ opts = {
+ method: 'POST'
+ , body: { a:1 }
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.method).to.equal('POST');
+ expect(res.body).to.equal('[object Object]');
+ });
+ });
+
+ it('should allow PUT request', function() {
+ url = base + '/inspect';
+ opts = {
+ method: 'PUT'
+ , body: 'a=1'
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.method).to.equal('PUT');
+ expect(res.body).to.equal('a=1');
+ });
+ });
+
+ it('should allow DELETE request', function() {
+ url = base + '/inspect';
+ opts = {
+ method: 'DELETE'
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.method).to.equal('DELETE');
+ });
+ });
+
+ it('should allow POST request with string body', function() {
+ url = base + '/inspect';
+ opts = {
+ method: 'POST'
+ , body: 'a=1'
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.method).to.equal('POST');
+ expect(res.body).to.equal('a=1');
+ expect(res.headers['transfer-encoding']).to.be.undefined;
+ expect(res.headers['content-length']).to.equal('3');
+ });
+ });
+
+ it('should allow DELETE request with string body', function() {
+ url = base + '/inspect';
+ opts = {
+ method: 'DELETE'
+ , body: 'a=1'
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.method).to.equal('DELETE');
+ expect(res.body).to.equal('a=1');
+ expect(res.headers['transfer-encoding']).to.be.undefined;
+ expect(res.headers['content-length']).to.equal('3');
+ });
+ });
+
+ it('should allow PATCH request', function() {
+ url = base + '/inspect';
+ opts = {
+ method: 'PATCH'
+ , body: 'a=1'
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.method).to.equal('PATCH');
+ expect(res.body).to.equal('a=1');
+ });
+ });
+
+ it('should allow HEAD request', function() {
+ url = base + '/hello';
+ opts = {
+ method: 'HEAD'
+ };
+ return fetch(url, opts).then(function(res) {
+ expect(res.status).to.equal(200);
+ expect(res.statusText).to.equal('OK');
+ expect(res.headers.get('content-type')).to.equal('text/plain');
+ expect(res.body).to.be.an.instanceof(stream.Transform);
+ return res.text();
+ }).then(function(text) {
+ expect(text).to.equal('');
+ });
+ });
+
+ it('should allow HEAD request with content-encoding header', function() {
+ url = base + '/error/404';
+ opts = {
+ method: 'HEAD'
+ };
+ return fetch(url, opts).then(function(res) {
+ expect(res.status).to.equal(404);
+ expect(res.headers.get('content-encoding')).to.equal('gzip');
+ return res.text();
+ }).then(function(text) {
+ expect(text).to.equal('');
+ });
+ });
+
+ it('should allow OPTIONS request', function() {
+ url = base + '/options';
+ opts = {
+ method: 'OPTIONS'
+ };
+ return fetch(url, opts).then(function(res) {
+ expect(res.status).to.equal(200);
+ expect(res.statusText).to.equal('OK');
+ expect(res.headers.get('allow')).to.equal('GET, HEAD, OPTIONS');
+ expect(res.body).to.be.an.instanceof(stream.Transform);
+ });
+ });
+
+ it('should reject decoding body twice', function() {
+ url = base + '/plain';
+ return fetch(url).then(function(res) {
+ expect(res.headers.get('content-type')).to.equal('text/plain');
+ return res.text().then(function(result) {
+ expect(res.bodyUsed).to.be.true;
+ return expect(res.text()).to.eventually.be.rejectedWith(Error);
+ });
+ });
+ });
+
+ it('should support maximum response size, multiple chunk', function() {
+ url = base + '/size/chunk';
+ opts = {
+ size: 5
+ };
+ return fetch(url, opts).then(function(res) {
+ expect(res.status).to.equal(200);
+ expect(res.headers.get('content-type')).to.equal('text/plain');
+ return expect(res.text()).to.eventually.be.rejected
+ .and.be.an.instanceOf(FetchError)
+ .and.have.property('type', 'max-size');
+ });
+ });
+
+ it('should support maximum response size, single chunk', function() {
+ url = base + '/size/long';
+ opts = {
+ size: 5
+ };
+ return fetch(url, opts).then(function(res) {
+ expect(res.status).to.equal(200);
+ expect(res.headers.get('content-type')).to.equal('text/plain');
+ return expect(res.text()).to.eventually.be.rejected
+ .and.be.an.instanceOf(FetchError)
+ .and.have.property('type', 'max-size');
+ });
+ });
+
+ it('should support encoding decode, xml dtd detect', function() {
+ url = base + '/encoding/euc-jp';
+ return fetch(url).then(function(res) {
+ expect(res.status).to.equal(200);
+ return res.text().then(function(result) {
+ expect(result).to.equal('<?xml version="1.0" encoding="EUC-JP"?><title>日本語</title>');
+ });
+ });
+ });
+
+ it('should support encoding decode, content-type detect', function() {
+ url = base + '/encoding/shift-jis';
+ return fetch(url).then(function(res) {
+ expect(res.status).to.equal(200);
+ return res.text().then(function(result) {
+ expect(result).to.equal('<div>日本語</div>');
+ });
+ });
+ });
+
+ it('should support encoding decode, html5 detect', function() {
+ url = base + '/encoding/gbk';
+ return fetch(url).then(function(res) {
+ expect(res.status).to.equal(200);
+ return res.text().then(function(result) {
+ expect(result).to.equal('<meta charset="gbk"><div>中文</div>');
+ });
+ });
+ });
+
+ it('should support encoding decode, html4 detect', function() {
+ url = base + '/encoding/gb2312';
+ return fetch(url).then(function(res) {
+ expect(res.status).to.equal(200);
+ return res.text().then(function(result) {
+ expect(result).to.equal('<meta http-equiv="Content-Type" content="text/html; charset=gb2312"><div>中文</div>');
+ });
+ });
+ });
+
+ it('should default to utf8 encoding', function() {
+ url = base + '/encoding/utf8';
+ return fetch(url).then(function(res) {
+ expect(res.status).to.equal(200);
+ expect(res.headers.get('content-type')).to.be.null;
+ return res.text().then(function(result) {
+ expect(result).to.equal('中文');
+ });
+ });
+ });
+
+ it('should support uncommon content-type order, charset in front', function() {
+ url = base + '/encoding/order1';
+ return fetch(url).then(function(res) {
+ expect(res.status).to.equal(200);
+ return res.text().then(function(result) {
+ expect(result).to.equal('中文');
+ });
+ });
+ });
+
+ it('should support uncommon content-type order, end with qs', function() {
+ url = base + '/encoding/order2';
+ return fetch(url).then(function(res) {
+ expect(res.status).to.equal(200);
+ return res.text().then(function(result) {
+ expect(result).to.equal('中文');
+ });
+ });
+ });
+
+ it('should support chunked encoding, html4 detect', function() {
+ url = base + '/encoding/chunked';
+ return fetch(url).then(function(res) {
+ expect(res.status).to.equal(200);
+ // because node v0.12 doesn't have str.repeat
+ var padding = new Array(10 + 1).join('a');
+ return res.text().then(function(result) {
+ expect(result).to.equal(padding + '<meta http-equiv="Content-Type" content="text/html; charset=Shift_JIS" /><div>日本語</div>');
+ });
+ });
+ });
+
+ it('should only do encoding detection up to 1024 bytes', function() {
+ url = base + '/encoding/invalid';
+ return fetch(url).then(function(res) {
+ expect(res.status).to.equal(200);
+ // because node v0.12 doesn't have str.repeat
+ var padding = new Array(1200 + 1).join('a');
+ return res.text().then(function(result) {
+ expect(result).to.not.equal(padding + '中文');
+ });
+ });
+ });
+
+ it('should allow piping response body as stream', function(done) {
+ url = base + '/hello';
+ fetch(url).then(function(res) {
+ expect(res.body).to.be.an.instanceof(stream.Transform);
+ res.body.on('data', function(chunk) {
+ if (chunk === null) {
+ return;
+ }
+ expect(chunk.toString()).to.equal('world');
+ });
+ res.body.on('end', function() {
+ done();
+ });
+ });
+ });
+
+ it('should allow cloning a response, and use both as stream', function(done) {
+ url = base + '/hello';
+ return fetch(url).then(function(res) {
+ var counter = 0;
+ var r1 = res.clone();
+ expect(res.body).to.be.an.instanceof(stream.Transform);
+ expect(r1.body).to.be.an.instanceof(stream.Transform);
+ res.body.on('data', function(chunk) {
+ if (chunk === null) {
+ return;
+ }
+ expect(chunk.toString()).to.equal('world');
+ });
+ res.body.on('end', function() {
+ counter++;
+ if (counter == 2) {
+ done();
+ }
+ });
+ r1.body.on('data', function(chunk) {
+ if (chunk === null) {
+ return;
+ }
+ expect(chunk.toString()).to.equal('world');
+ });
+ r1.body.on('end', function() {
+ counter++;
+ if (counter == 2) {
+ done();
+ }
+ });
+ });
+ });
+
+ it('should allow cloning a json response and log it as text response', function() {
+ url = base + '/json';
+ return fetch(url).then(function(res) {
+ var r1 = res.clone();
+ return fetch.Promise.all([res.json(), r1.text()]).then(function(results) {
+ expect(results[0]).to.deep.equal({name: 'value'});
+ expect(results[1]).to.equal('{"name":"value"}');
+ });
+ });
+ });
+
+ it('should allow cloning a json response, and then log it as text response', function() {
+ url = base + '/json';
+ return fetch(url).then(function(res) {
+ var r1 = res.clone();
+ return res.json().then(function(result) {
+ expect(result).to.deep.equal({name: 'value'});
+ return r1.text().then(function(result) {
+ expect(result).to.equal('{"name":"value"}');
+ });
+ });
+ });
+ });
+
+ it('should allow cloning a json response, first log as text response, then return json object', function() {
+ url = base + '/json';
+ return fetch(url).then(function(res) {
+ var r1 = res.clone();
+ return r1.text().then(function(result) {
+ expect(result).to.equal('{"name":"value"}');
+ return res.json().then(function(result) {
+ expect(result).to.deep.equal({name: 'value'});
+ });
+ });
+ });
+ });
+
+ it('should not allow cloning a response after its been used', function() {
+ url = base + '/hello';
+ return fetch(url).then(function(res) {
+ return res.text().then(function(result) {
+ expect(function() {
+ var r1 = res.clone();
+ }).to.throw(Error);
+ });
+ })
+ });
+
+ it('should allow get all responses of a header', function() {
+ url = base + '/cookie';
+ return fetch(url).then(function(res) {
+ expect(res.headers.get('set-cookie')).to.equal('a=1');
+ expect(res.headers.get('Set-Cookie')).to.equal('a=1');
+ expect(res.headers.getAll('set-cookie')).to.deep.equal(['a=1', 'b=1']);
+ expect(res.headers.getAll('Set-Cookie')).to.deep.equal(['a=1', 'b=1']);
+ });
+ });
+
+ it('should allow iterating through all headers', function() {
+ var headers = new Headers({
+ a: 1
+ , b: [2, 3]
+ , c: [4]
+ });
+ expect(headers).to.have.property('forEach');
+
+ var result = [];
+ headers.forEach(function(val, key) {
+ result.push([key, val]);
+ });
+
+ expected = [
+ ["a", "1"]
+ , ["b", "2"]
+ , ["b", "3"]
+ , ["c", "4"]
+ ];
+ expect(result).to.deep.equal(expected);
+ });
+
+ it('should allow deleting header', function() {
+ url = base + '/cookie';
+ return fetch(url).then(function(res) {
+ res.headers.delete('set-cookie');
+ expect(res.headers.get('set-cookie')).to.be.null;
+ expect(res.headers.getAll('set-cookie')).to.be.empty;
+ });
+ });
+
+ it('should send request with connection keep-alive if agent is provided', function() {
+ url = base + '/inspect';
+ opts = {
+ agent: new http.Agent({
+ keepAlive: true
+ })
+ };
+ return fetch(url, opts).then(function(res) {
+ return res.json();
+ }).then(function(res) {
+ expect(res.headers['connection']).to.equal('keep-alive');
+ });
+ });
+
+ it('should ignore unsupported attributes while reading headers', function() {
+ var FakeHeader = function() {};
+ // prototypes are ignored
+ FakeHeader.prototype.z = 'fake';
+
+ var res = new FakeHeader;
+ // valid
+ res.a = 'string';
+ res.b = ['1','2'];
+ res.c = '';
+ res.d = [];
+ // common mistakes, normalized
+ res.e = 1;
+ res.f = [1, 2];
+ // invalid, ignored
+ res.g = { a:1 };
+ res.h = undefined;
+ res.i = null;
+ res.j = NaN;
+ res.k = true;
+ res.l = false;
+ res.m = new Buffer('test');
+
+ var h1 = new Headers(res);
+
+ expect(h1._headers['a']).to.include('string');
+ expect(h1._headers['b']).to.include('1');
+ expect(h1._headers['b']).to.include('2');
+ expect(h1._headers['c']).to.include('');
+ expect(h1._headers['d']).to.be.undefined;
+
+ expect(h1._headers['e']).to.include('1');
+ expect(h1._headers['f']).to.include('1');
+ expect(h1._headers['f']).to.include('2');
+
+ expect(h1._headers['g']).to.be.undefined;
+ expect(h1._headers['h']).to.be.undefined;
+ expect(h1._headers['i']).to.be.undefined;
+ expect(h1._headers['j']).to.be.undefined;
+ expect(h1._headers['k']).to.be.undefined;
+ expect(h1._headers['l']).to.be.undefined;
+ expect(h1._headers['m']).to.be.undefined;
+
+ expect(h1._headers['z']).to.be.undefined;
+ });
+
+ it('should wrap headers', function() {
+ var h1 = new Headers({
+ a: '1'
+ });
+
+ var h2 = new Headers(h1);
+ h2.set('b', '1');
+
+ var h3 = new Headers(h2);
+ h3.append('a', '2');
+
+ expect(h1._headers['a']).to.include('1');
+ expect(h1._headers['a']).to.not.include('2');
+
+ expect(h2._headers['a']).to.include('1');
+ expect(h2._headers['a']).to.not.include('2');
+ expect(h2._headers['b']).to.include('1');
+
+ expect(h3._headers['a']).to.include('1');
+ expect(h3._headers['a']).to.include('2');
+ expect(h3._headers['b']).to.include('1');
+ });
+
+ it('should support fetch with Request instance', function() {
+ url = base + '/hello';
+ var req = new Request(url);
+ return fetch(req).then(function(res) {
+ expect(res.url).to.equal(url);
+ expect(res.ok).to.be.true;
+ expect(res.status).to.equal(200);
+ });
+ });
+
+ it('should support wrapping Request instance', function() {
+ url = base + '/hello';
+
+ var form = new FormData();
+ form.append('a', '1');
+
+ var r1 = new Request(url, {
+ method: 'POST'
+ , follow: 1
+ , body: form
+ });
+ var r2 = new Request(r1, {
+ follow: 2
+ });
+
+ expect(r2.url).to.equal(url);
+ expect(r2.method).to.equal('POST');
+ // note that we didn't clone the body
+ expect(r2.body).to.equal(form);
+ expect(r1.follow).to.equal(1);
+ expect(r2.follow).to.equal(2);
+ expect(r1.counter).to.equal(0);
+ expect(r2.counter).to.equal(0);
+ });
+
+ it('should support overwrite Request instance', function() {
+ url = base + '/inspect';
+ var req = new Request(url, {
+ method: 'POST'
+ , headers: {
+ a: '1'
+ }
+ });
+ return fetch(req, {
+ method: 'GET'
+ , headers: {
+ a: '2'
+ }
+ }).then(function(res) {
+ return res.json();
+ }).then(function(body) {
+ expect(body.method).to.equal('GET');
+ expect(body.headers.a).to.equal('2');
+ });
+ });
+
+ it('should support empty options in Response constructor', function() {
+ var body = resumer().queue('a=1').end();
+ body = body.pipe(new stream.PassThrough());
+ var res = new Response(body);
+ return res.text().then(function(result) {
+ expect(result).to.equal('a=1');
+ });
+ });
+
+ it('should support parsing headers in Response constructor', function() {
+ var res = new Response(null, {
+ headers: {
+ a: '1'
+ }
+ });
+ expect(res.headers.get('a')).to.equal('1');
+ });
+
+ it('should support text() method in Response constructor', function() {
+ var res = new Response('a=1');
+ return res.text().then(function(result) {
+ expect(result).to.equal('a=1');
+ });
+ });
+
+ it('should support json() method in Response constructor', function() {
+ var res = new Response('{"a":1}');
+ return res.json().then(function(result) {
+ expect(result.a).to.equal(1);
+ });
+ });
+
+ it('should support buffer() method in Response constructor', function() {
+ var res = new Response('a=1');
+ return res.buffer().then(function(result) {
+ expect(result.toString()).to.equal('a=1');
+ });
+ });
+
+ it('should support clone() method in Response constructor', function() {
+ var body = resumer().queue('a=1').end();
+ body = body.pipe(new stream.PassThrough());
+ var res = new Response(body, {
+ headers: {
+ a: '1'
+ }
+ , url: base
+ , status: 346
+ , statusText: 'production'
+ });
+ var cl = res.clone();
+ expect(cl.headers.get('a')).to.equal('1');
+ expect(cl.url).to.equal(base);
+ expect(cl.status).to.equal(346);
+ expect(cl.statusText).to.equal('production');
+ expect(cl.ok).to.be.false;
+ // clone body shouldn't be the same body
+ expect(cl.body).to.not.equal(body);
+ return cl.text().then(function(result) {
+ expect(result).to.equal('a=1');
+ });
+ });
+
+ it('should support stream as body in Response constructor', function() {
+ var body = resumer().queue('a=1').end();
+ body = body.pipe(new stream.PassThrough());
+ var res = new Response(body);
+ return res.text().then(function(result) {
+ expect(result).to.equal('a=1');
+ });
+ });
+
+ it('should support string as body in Response constructor', function() {
+ var res = new Response('a=1');
+ return res.text().then(function(result) {
+ expect(result).to.equal('a=1');
+ });
+ });
+
+ it('should support buffer as body in Response constructor', function() {
+ var res = new Response(new Buffer('a=1'));
+ return res.text().then(function(result) {
+ expect(result).to.equal('a=1');
+ });
+ });
+
+ it('should default to 200 as status code', function() {
+ var res = new Response(null);
+ expect(res.status).to.equal(200);
+ });
+
+ it('should support parsing headers in Request constructor', function() {
+ url = base;
+ var req = new Request(url, {
+ headers: {
+ a: '1'
+ }
+ });
+ expect(req.url).to.equal(url);
+ expect(req.headers.get('a')).to.equal('1');
+ });
+
+ it('should support text() method in Request constructor', function() {
+ url = base;
+ var req = new Request(url, {
+ body: 'a=1'
+ });
+ expect(req.url).to.equal(url);
+ return req.text().then(function(result) {
+ expect(result).to.equal('a=1');
+ });
+ });
+
+ it('should support json() method in Request constructor', function() {
+ url = base;
+ var req = new Request(url, {
+ body: '{"a":1}'
+ });
+ expect(req.url).to.equal(url);
+ return req.json().then(function(result) {
+ expect(result.a).to.equal(1);
+ });
+ });
+
+ it('should support buffer() method in Request constructor', function() {
+ url = base;
+ var req = new Request(url, {
+ body: 'a=1'
+ });
+ expect(req.url).to.equal(url);
+ return req.buffer().then(function(result) {
+ expect(result.toString()).to.equal('a=1');
+ });
+ });
+
+ it('should support arbitrary url in Request constructor', function() {
+ url = 'anything';
+ var req = new Request(url);
+ expect(req.url).to.equal('anything');
+ });
+
+ it('should support clone() method in Request constructor', function() {
+ url = base;
+ var body = resumer().queue('a=1').end();
+ body = body.pipe(new stream.PassThrough());
+ var agent = new http.Agent();
+ var req = new Request(url, {
+ body: body
+ , method: 'POST'
+ , redirect: 'manual'
+ , headers: {
+ b: '2'
+ }
+ , follow: 3
+ , compress: false
+ , agent: agent
+ });
+ var cl = req.clone();
+ expect(cl.url).to.equal(url);
+ expect(cl.method).to.equal('POST');
+ expect(cl.redirect).to.equal('manual');
+ expect(cl.headers.get('b')).to.equal('2');
+ expect(cl.follow).to.equal(3);
+ expect(cl.compress).to.equal(false);
+ expect(cl.method).to.equal('POST');
+ expect(cl.counter).to.equal(0);
+ expect(cl.agent).to.equal(agent);
+ // clone body shouldn't be the same body
+ expect(cl.body).to.not.equal(body);
+ return fetch.Promise.all([cl.text(), req.text()]).then(function(results) {
+ expect(results[0]).to.equal('a=1');
+ expect(results[1]).to.equal('a=1');
+ });
+ });
+
+ it('should support text(), json() and buffer() method in Body constructor', function() {
+ var body = new Body('a=1');
+ expect(body).to.have.property('text');
+ expect(body).to.have.property('json');
+ expect(body).to.have.property('buffer');
+ });
+
+ it('should create custom FetchError', function() {
+ var systemError = new Error('system');
+ systemError.code = 'ESOMEERROR';
+
+ var err = new FetchError('test message', 'test-error', systemError);
+ expect(err).to.be.an.instanceof(Error);
+ expect(err).to.be.an.instanceof(FetchError);
+ expect(err.name).to.equal('FetchError');
+ expect(err.message).to.equal('test message');
+ expect(err.type).to.equal('test-error');
+ expect(err.code).to.equal('ESOMEERROR');
+ expect(err.errno).to.equal('ESOMEERROR');
+ });
+
+ it('should support https request', function() {
+ this.timeout(5000);
+ url = 'https://github.com/';
+ opts = {
+ method: 'HEAD'
+ };
+ return fetch(url, opts).then(function(res) {
+ expect(res.status).to.equal(200);
+ expect(res.ok).to.be.true;
+ });
+ });
+
+});
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-26 17:22:02 +0000