Fixed pool: false to not use the global agent

An incorrect check caused the `globalPool` to be used whenever the
`pool` option was set to `false`.

--Tim Shadel <github@timshadel.com>

Author: timshadel

main.js

@@ -108,7 +108,7 @@ Request.prototype.init = function (options) {
 
   if (!options) options = {}
 
-  if (!self.pool) self.pool = globalPool
+  if (!self.pool && self.pool !== false) self.pool = globalPool
   self.dests = []
   self.__isRequestRequest = true
 

tests/run.js

@@ -14,6 +14,7 @@ var tests = [
   , 'test-https-strict.js'
   , 'test-oauth.js'
   , 'test-pipes.js'
+  , 'test-pool.js'
   , 'test-proxy.js'
   , 'test-qs.js'
   , 'test-redirect.js'

tests/test-pool.js

@@ -0,0 +1,16 @@
+var request = require('../main')
+  , http = require('http')
+  , assert = require('assert')
+  ;
+
+var s = http.createServer(function (req, resp) {
+  resp.statusCode = 200;
+  resp.end('asdf');
+}).listen(8080, function () {
+  request({'url': 'http://localhost:8080', 'pool': false}, function (e, resp) {
+    var agent = resp.request.agent;
+    assert.strictEqual(typeof agent, 'boolean');
+    assert.strictEqual(agent, false);
+    s.close();
+  });
+});