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parttimejob/node_modules/needle/test/errors_spec.js

407 lines
9.9 KiB

var needle = require('../'),
sinon = require('sinon'),
should = require('should'),
http = require('http'),
Emitter = require('events').EventEmitter,
helpers = require('./helpers');
var get_catch = function(url, opts) {
var err;
try {
needle.get(url, opts);
} catch(e) {
err = e;
}
return err;
}
describe('errors', function() {
after(function(done) {
setTimeout(done, 100)
})
describe('when host does not exist', function() {
var url = 'http://unexistinghost/foo';
describe('with callback', function() {
it('does not throw', function() {
var ex = get_catch(url);
should.not.exist(ex);
})
it('callbacks an error', function(done) {
needle.get(url, function(err) {
err.should.be.a.Error;
done();
})
})
it('error should be ENOTFOUND or EADDRINFO or EAI_AGAIN', function(done) {
needle.get(url, function(err) {
err.code.should.match(/ENOTFOUND|EADDRINFO|EAI_AGAIN/)
done();
})
})
it('does not callback a response', function(done) {
needle.get(url, function(err, resp) {
should.not.exist(resp);
done();
})
})
it('does not emit an error event', function(done) {
var emitted = false;
var req = needle.get(url, function(err, resp) { })
req.on('error', function() {
emitted = true;
})
setTimeout(function() {
emitted.should.eql(false);
done();
}, 100);
})
})
describe('without callback', function() {
it('does not throw', function() {
var ex = get_catch(url);
should.not.exist(ex);
})
it('emits end event once, with error', function(done) {
var callcount = 0,
stream = needle.get(url);
stream.on('done', function(err) {
err.code.should.match(/ENOTFOUND|EADDRINFO|EAI_AGAIN/)
callcount++;
})
setTimeout(function() {
callcount.should.equal(1);
done();
}, 200)
})
it('does not emit a readable event', function(done) {
var called = false,
stream = needle.get(url);
stream.on('readable', function() {
called = true;
})
stream.on('done', function(err) {
called.should.be.false;
done();
})
})
it('does not emit an error event', function(done) {
var emitted = false,
stream = needle.get(url);
stream.on('error', function() {
emitted = true;
})
stream.on('done', function(err) {
emitted.should.eql(false);
done();
})
})
})
})
describe('when request times out waiting for response', function() {
var server,
url = 'http://localhost:3333/foo';
var send_request = function(cb) {
return needle.get(url, { response_timeout: 200 }, cb);
}
before(function() {
server = helpers.server({ port: 3333, wait: 1000 });
})
after(function() {
server.close();
})
describe('with callback', function() {
it('aborts the request', function(done) {
var time = new Date();
send_request(function(err) {
var timediff = (new Date() - time);
timediff.should.be.within(200, 300);
done();
})
})
it('callbacks an error', function(done) {
send_request(function(err) {
err.should.be.a.Error;
done();
})
})
it('error should be ECONNRESET', function(done) {
send_request(function(err) {
err.code.should.equal('ECONNRESET')
done();
})
})
it('does not callback a response', function(done) {
send_request(function(err, resp) {
should.not.exist(resp);
done();
})
})
it('does not emit an error event', function(done) {
var emitted = false;
var req = send_request(function(err, resp) {
should.not.exist(resp);
})
req.on('error', function() {
emitted = true;
})
setTimeout(function() {
emitted.should.eql(false);
done();
}, 350);
})
})
describe('without callback', function() {
it('emits done event once, with error', function(done) {
var error,
called = 0,
stream = send_request();
stream.on('done', function(err) {
err.code.should.equal('ECONNRESET');
called++;
})
setTimeout(function() {
called.should.equal(1);
done();
}, 250)
})
it('aborts the request', function(done) {
var time = new Date();
var stream = send_request();
stream.on('done', function(err) {
var timediff = (new Date() - time);
timediff.should.be.within(200, 300);
done();
})
})
it('error should be ECONNRESET', function(done) {
var error,
stream = send_request();
stream.on('done', function(err) {
err.code.should.equal('ECONNRESET')
done();
})
})
it('does not emit a readable event', function(done) {
var called = false,
stream = send_request();
stream.on('readable', function() {
called = true;
})
stream.on('done', function(err) {
called.should.be.false;
done();
})
})
it('does not emit an error event', function(done) {
var emitted = false;
var stream = send_request();
stream.on('error', function() {
emitted = true;
})
stream.on('done', function(err) {
err.should.be.a.Error;
err.code.should.equal('ECONNRESET')
emitted.should.eql(false);
done();
})
})
})
})
var node_major_ver = process.version.split('.')[0].replace('v', '');
if (node_major_ver >= 16) {
describe('when request is aborted by signal', function() {
var server,
url = 'http://localhost:3333/foo';
before(function() {
server = helpers.server({ port: 3333, wait: 600 });
})
after(function() {
server.close();
})
afterEach(function() {
// reset signal to default
needle.defaults({signal: null});
})
it('works if passing an already aborted signal aborts the request', function(done) {
var abortedSignal = AbortSignal.abort();
var start = new Date();
abortedSignal.aborted.should.equal(true);
needle.get(url, { signal: abortedSignal, response_timeout: 10000 }, function(err, res) {
var timediff = (new Date() - start);
should.not.exist(res);
err.code.should.equal('ABORT_ERR');
timediff.should.be.within(0, 50);
done();
});
})
it('works if request aborts before timing out', function(done) {
var cancel = new AbortController();
var start = new Date();
needle.get(url, { signal: cancel.signal, response_timeout: 500, open_timeout: 500, read_timeout: 500 }, function(err, res) {
var timediff = (new Date() - start);
should.not.exist(res);
if (node_major_ver <= 16)
err.code.should.equal('ECONNRESET');
if (node_major_ver > 16)
err.code.should.equal('ABORT_ERR');
cancel.signal.aborted.should.equal(true);
timediff.should.be.within(200, 250);
done();
});
function abort() {
cancel.abort();
}
setTimeout(abort, 200);
})
it('works if request times out before being aborted', function(done) {
var cancel = new AbortController();
var start = new Date();
needle.get(url, { signal: cancel.signal, response_timeout: 200, open_timeout: 200, read_timeout: 200 }, function(err, res) {
var timediff = (new Date() - start);
should.not.exist(res);
err.code.should.equal('ECONNRESET');
timediff.should.be.within(200, 250);
});
function abort() {
cancel.signal.aborted.should.equal(false);
done();
}
setTimeout(abort, 500);
})
it('works if setting default signal aborts all requests', function(done) {
var cancel = new AbortController();
needle.defaults({signal: cancel.signal});
var start = new Date();
var count = 0;
function cb(err, res) {
var timediff = (new Date() - start);
should.not.exist(res);
if (node_major_ver <= 16)
err.code.should.equal('ECONNRESET');
if (node_major_ver > 16)
err.code.should.equal('ABORT_ERR');
cancel.signal.aborted.should.equal(true);
timediff.should.be.within(200, 250);
if ( count++ === 2 ) done();
}
needle.get(url, { timeout: 300 }, cb);
needle.get(url, { timeout: 350 }, cb);
needle.get(url, { timeout: 400 }, cb);
function abort() {
cancel.abort();
}
setTimeout(abort, 200);
})
it('does not work if invalid signal passed', function(done) {
try {
needle.get(url, { signal: 'invalid signal' }, function(err, res) {
done(new Error('A bad option error expected to be thrown'));
});
} catch(e) {
e.should.be.a.TypeError;
done();
}
})
it('does not work if invalid signal set by default', function(done) {
try {
needle.defaults({signal: new Error(), timeout: 1200});
done(new Error('A bad option error expected to be thrown'));
} catch(e) {
e.should.be.a.TypeError;
done();
}
})
})
}
})