105 lines
2.9 KiB
JavaScript
105 lines
2.9 KiB
JavaScript
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'use strict';
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var should = require('should');
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var koa = require('../../');
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var net = require('net');
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describe('res.writable', function(){
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describe('when continuous requests in one persistent connection', function() {
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function requestTwice(server, done) {
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let port = server.address().port;
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var buf = new Buffer('GET / HTTP/1.1\r\nHost: localhost:' + port + '\r\nConnection: keep-alive\r\n\r\n');
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var client = net.connect(port);
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var datas = [];
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client
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.on('error', done)
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.on('data', function(data) {
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datas.push(data);
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})
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.on('end', function() {
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done(null, datas);
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});
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setImmediate(function() {
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client.write(buf);
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});
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setImmediate(function() {
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client.write(buf);
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});
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setTimeout(function() {
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client.end();
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}, 100);
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}
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it('should always writable and response all requests', function(done) {
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var app = koa();
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var count = 0;
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app.use(function*() {
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count++;
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this.body = 'request ' + count + ', writable: ' + this.writable;
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});
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var server = app.listen();
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requestTwice(server, function(err, datas) {
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var responses = Buffer.concat(datas).toString();
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responses.should.match(/request 1, writable: true/);
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responses.should.match(/request 2, writable: true/);
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done();
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});
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})
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})
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describe('when socket closed before response sent', function() {
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function requsetClosed(server) {
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let port = server.address().port;
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var buf = new Buffer('GET / HTTP/1.1\r\nHost: localhost:' + port + '\r\nConnection: keep-alive\r\n\r\n');
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var client = net.connect(port);
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setImmediate(function() {
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client.write(buf);
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client.end();
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});
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}
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it('should not writable', function(done) {
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var app = koa();
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app.use(function*() {
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yield sleep(1000);
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if (this.writable) return done(new Error('this.writable should not be true'));
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done();
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});
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var server = app.listen();
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requsetClosed(server);
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})
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})
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describe('when resposne finished', function() {
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function request(server) {
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let port = server.address().port;
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var buf = new Buffer('GET / HTTP/1.1\r\nHost: localhost:' + port + '\r\nConnection: keep-alive\r\n\r\n');
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var client = net.connect(port);
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setImmediate(function() {
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client.write(buf);
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});
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setTimeout(function() {
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client.end();
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}, 100);
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}
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it('should not writable', function(done) {
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var app = koa();
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app.use(function*() {
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this.res.end();
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if (this.writable) return done(new Error('this.writable should not be true'));
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done();
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});
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var server = app.listen();
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request(server);
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})
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})
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})
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function sleep(time) {
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return new Promise(function(resolve) {
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setTimeout(resolve, time);
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});
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}
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