fix datastore Put and added tests (#402)

api/datastore/datastore_test.go

@@ -0,0 +1,31 @@
+package datastore
+
+import (
+	"bytes"
+	"github.com/Sirupsen/logrus"
+	"github.com/gin-gonic/gin"
+	"github.com/iron-io/functions/api/models"
+	"log"
+)
+
+func setLogBuffer() *bytes.Buffer {
+	var buf bytes.Buffer
+	buf.WriteByte('\n')
+	logrus.SetOutput(&buf)
+	gin.DefaultErrorWriter = &buf
+	gin.DefaultWriter = &buf
+	log.SetOutput(&buf)
+	return &buf
+}
+
+var testApp = &models.App{
+	Name: "Test",
+}
+
+var testRoute = &models.Route{
+	AppName: testApp.Name,
+	Path:    "/test",
+	Image:   "iron/hello",
+	Type:    "sync",
+	Format:  "http",
+}