Add test for creating a stream before a query is queued

Author: grncdr

test/integration/connection/test-query-stream-before-queue.js

@@ -0,0 +1,9 @@
+var common = require('../../common');
+var path = require('path')
+var createQuery = require(path.join(common.lib, 'Connection')).createQuery
+
+var query = createQuery('SELECT * FROM some_table')
+var stream = query.stream()
+
+// put the stream into flowing mode
+stream.on('data', function () { })