Require CloudEvents Source be a URI (#414)

Author: alexdebrie

event/event.go

@@ -40,7 +40,7 @@ type Event struct {
 	EventType          Type                   `json:"eventType" validate:"required"`
 	EventTypeVersion   string                 `json:"eventTypeVersion,omitempty"`
 	CloudEventsVersion string                 `json:"cloudEventsVersion" validate:"required"`
-	Source             string                 `json:"source" validate:"url,required"`
+	Source             string                 `json:"source" validate:"uri,required"`
 	EventID            string                 `json:"eventID" validate:"required"`
 	EventTime          time.Time              `json:"eventTime,omitempty"`
 	SchemaURL          string                 `json:"schemaURL,omitempty"`

event/event_test.go

@@ -79,15 +79,15 @@ var newTests = []struct {
 		[]byte(`{
 			"eventType": "user.created",
 			"cloudEventsVersion": "`+ eventpkg.TransformationVersion +`",
-			"source": "https://example.com/",
+			"source": "/mysource",
 			"eventID": "6f6ada3b-0aa2-4b3c-989a-91ffc6405f11",
 			"contentType": "text/plain",
 			"data": "test"
 			}`),
 		eventpkg.Event{
 			EventType:          eventpkg.Type("user.created"),
 			CloudEventsVersion: eventpkg.TransformationVersion,
-			Source:             "https://example.com/",
+			Source:             "/mysource",
 			ContentType:        "text/plain",
 			Data:               "test",
 		},