From 9466dfed2dc694017c41b0e08259460487cf2d45 Mon Sep 17 00:00:00 2001
From: Steven Fackler <sfackler@gmail.com>
Date: Thu, 22 Dec 2016 22:12:04 -0500
Subject: [PATCH] Also test empty queries

---
 postgres-tokio/src/test.rs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/postgres-tokio/src/test.rs b/postgres-tokio/src/test.rs
index 12d0a7d3..20031a2b 100644
--- a/postgres-tokio/src/test.rs
+++ b/postgres-tokio/src/test.rs
@@ -133,9 +133,12 @@ fn query() {
         })
         .and_then(|c| c.prepare("SELECT id, name FROM foo ORDER BY id"))
         .and_then(|(s, c)| c.query(&s, &[]).collect())
-        .map(|(r, _)| {
+        .and_then(|(r, c)| {
             assert_eq!(r[0].get::<String, _>("name"), "joe");
             assert_eq!(r[1].get::<String, _>("name"), "bob");
-        });
+            c.prepare("")
+        })
+        .and_then(|(s, c)| c.query(&s, &[]).collect())
+        .map(|(r, _)| assert!(r.is_empty()));
     l.run(done).unwrap();
 }