From 9efbd1affad7b6b801ff39ae24f3acbeedb14756 Mon Sep 17 00:00:00 2001
From: Diptanu Choudhury <diptanuc@gmail.com>
Date: Mon, 26 Oct 2015 16:54:51 -0700
Subject: [PATCH] Fixed the Fake Docker client to simulate Exec start failures

---
 command/agent/check_test.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/command/agent/check_test.go b/command/agent/check_test.go
index 312f922b62..e376096957 100644
--- a/command/agent/check_test.go
+++ b/command/agent/check_test.go
@@ -459,7 +459,7 @@ func (d *fakeDockerClientWithStartExecFailure) CreateExec(opts docker.CreateExec
 }
 
 func (d *fakeDockerClientWithStartExecFailure) StartExec(id string, opts docker.StartExecOptions) error {
-	return nil
+	return errors.New("Couldn't Start Exec")
 }
 
 func (d *fakeDockerClientWithStartExecFailure) InspectExec(id string) (*docker.ExecInspect, error) {