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'use strict';
require('../common');
const assert = require('assert');
const http = require('http');
// Simple test of Node's HTTP Client mutable headers
// OutgoingMessage.prototype.setHeader(name, value)
// OutgoingMessage.prototype.getHeader(name)
// OutgoingMessage.prototype.removeHeader(name, value)
// ServerResponse.prototype.statusCode
// <ClientRequest>.method
// <ClientRequest>.path
let testsComplete = 0;
let test = 'headers';
const content = 'hello world\n';
const cookies = [
'session_token=; path=/; expires=Sun, 15-Sep-2030 13:48:52 GMT',
'prefers_open_id=; path=/; expires=Thu, 01-Jan-1970 00:00:00 GMT'
];
const s = http.createServer(function(req, res) {
switch (test) {
case 'headers':
assert.throws(function() { res.setHeader(); });
assert.throws(function() { res.setHeader('someHeader'); });
assert.throws(function() { res.getHeader(); });
assert.throws(function() { res.removeHeader(); });
res.setHeader('x-test-header', 'testing');
res.setHeader('X-TEST-HEADER2', 'testing');
res.setHeader('set-cookie', cookies);
res.setHeader('x-test-array-header', [1, 2, 3]);
const val1 = res.getHeader('x-test-header');
const val2 = res.getHeader('x-test-header2');
assert.strictEqual(val1, 'testing');
assert.strictEqual(val2, 'testing');
res.removeHeader('x-test-header2');
break;
case 'contentLength':
res.setHeader('content-length', content.length);
assert.strictEqual(content.length, res.getHeader('Content-Length'));
break;
case 'transferEncoding':
res.setHeader('transfer-encoding', 'chunked');
assert.strictEqual(res.getHeader('Transfer-Encoding'), 'chunked');
break;
case 'writeHead':
res.statusCode = 404;
res.setHeader('x-foo', 'keyboard cat');
res.writeHead(200, { 'x-foo': 'bar', 'x-bar': 'baz' });
break;
}
res.statusCode = 201;
res.end(content);
});
s.listen(0, nextTest);
function nextTest() {
if (test === 'end') {
return s.close();
}
let bufferedResponse = '';
http.get({ port: s.address().port }, function(response) {
console.log('TEST: ' + test);
console.log('STATUS: ' + response.statusCode);
console.log('HEADERS: ');
console.dir(response.headers);
switch (test) {
case 'headers':
assert.strictEqual(response.statusCode, 201);
assert.strictEqual(response.headers['x-test-header'],
'testing');
assert.strictEqual(response.headers['x-test-array-header'],
[1, 2, 3].join(', '));
assert.deepStrictEqual(cookies,
response.headers['set-cookie']);
assert.strictEqual(response.headers['x-test-header2'] !== undefined,
false);
// Make the next request
test = 'contentLength';
console.log('foobar');
break;
case 'contentLength':
assert.strictEqual(response.headers['content-length'],
content.length.toString());
test = 'transferEncoding';
break;
case 'transferEncoding':
assert.strictEqual(response.headers['transfer-encoding'], 'chunked');
test = 'writeHead';
break;
case 'writeHead':
assert.strictEqual(response.headers['x-foo'], 'bar');
assert.strictEqual(response.headers['x-bar'], 'baz');
assert.strictEqual(200, response.statusCode);
test = 'end';
break;
default:
throw new Error('?');
}
response.setEncoding('utf8');
response.on('data', function(s) {
bufferedResponse += s;
});
response.on('end', function() {
assert.strictEqual(content, bufferedResponse);
testsComplete++;
nextTest();
});
});
}
process.on('exit', function() {
assert.strictEqual(4, testsComplete);
});
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