gandalftest: add healthcheck to the testing server

gandalftest/server.go

@@ -194,6 +194,7 @@ func (s *GandalfServer) buildMuxer() {
 	s.muxer.Post("/repository", http.HandlerFunc(s.createRepository))
 	s.muxer.Delete("/repository/{name}", http.HandlerFunc(s.removeRepository))
 	s.muxer.Get("/repository/{name}", http.HandlerFunc(s.getRepository))
+	s.muxer.Get("/healthcheck", http.HandlerFunc(s.healthcheck))
 }
 
 func (s *GandalfServer) createUser(w http.ResponseWriter, r *http.Request) {
@@ -456,6 +457,10 @@ func (s *GandalfServer) listKeys(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
+func (s *GandalfServer) healthcheck(w http.ResponseWriter, r *http.Request) {
+	w.Write([]byte("WORKING"))
+}
+
 func (s *GandalfServer) findUser(name string) (userName string, index int) {
 	s.usersLock.RLock()
 	defer s.usersLock.RUnlock()

gandalftest/server_test.go

@@ -624,6 +624,17 @@ func (s *S) TestRevokeAccessMissingRepositories(c *check.C) {
 	c.Assert(recorder.Body.String(), check.Equals, "missing repositories\n")
 }
 
+func (s *S) TestHealthCheck(c *check.C) {
+	server, err := NewServer("127.0.0.1:0")
+	c.Assert(err, check.IsNil)
+	defer server.Stop()
+	recorder := httptest.NewRecorder()
+	request, _ := http.NewRequest("GET", "/healthcheck", nil)
+	server.ServeHTTP(recorder, request)
+	c.Assert(recorder.Code, check.Equals, http.StatusOK)
+	c.Assert(recorder.Body.String(), check.Equals, "WORKING")
+}
+
 func (s *S) TestPrepareFailure(c *check.C) {
 	server, err := NewServer("127.0.0.1:0")
 	c.Assert(err, check.IsNil)