Maybe fix intermittently failing test

services/tickets/zendesk/service.go

@@ -1,6 +1,7 @@
 package zendesk
 
 import (
+	"encoding/json"
 	"fmt"
 	"net/http"
 
@@ -67,7 +68,10 @@ func NewService(httpClient *http.Client, httpRetries *httpx.RetryConfig, tickete
 			triggerID:      triggerID,
 		}, nil
 	}
-	return nil, errors.New("missing subdomain or secret or oauth_token or push_id or push_token in zendesk config")
+
+	marshaled, _ := json.Marshal(config)
+
+	return nil, errors.Errorf("missing subdomain or secret or oauth_token or push_id or push_token in zendesk config: %s", marshaled)
 }
 
 // Open opens a ticket which for mailgun means just sending an initial email

services/tickets/zendesk/testdata/event_callback.json

@@ -184,6 +184,10 @@
             {
                 "query": "select count(*) from tickets_ticketer where config @> '{\"target_id\": \"15\", \"trigger_id\": \"23\"}'",
                 "count": 0
+            },
+            {
+                "query": "select count(*) from tickets_ticketer where config @> '{\"subdomain\": \"nyaruka\", \"oauth_token\": \"754845822\", \"secret\": \"sesame\"}'",
+                "count": 1
             }
         ]
     },

services/tickets/zendesk/web_test.go

@@ -9,6 +9,7 @@ import (
 )
 
 func TestChannelback(t *testing.T) {
+	models.FlushCache()
 	testsuite.Reset()
 	db := testsuite.DB()
 
@@ -20,6 +21,7 @@ func TestChannelback(t *testing.T) {
 }
 
 func TestEventCallback(t *testing.T) {
+	models.FlushCache()
 	testsuite.Reset()
 	db := testsuite.DB()
 
@@ -31,6 +33,7 @@ func TestEventCallback(t *testing.T) {
 }
 
 func TestTarget(t *testing.T) {
+	models.FlushCache()
 	testsuite.Reset()
 	db := testsuite.DB()