Implement notifications service with shared messaging and email drivers (#36)

backend/shared/messaging/reliable/transport_test.go

@@ -0,0 +1,16 @@
+package reliable
+
+import "testing"
+
+func TestPublicRecordValidation(t *testing.T) {
+	if _, err := NormalizePublicRecord(Record{Subject: "email", Headers: map[string][]string{HeaderTransportMessageID: {"forged"}}}); err == nil {
+		t.Fatal("reserved header accepted")
+	}
+	if _, err := NormalizePublicRecord(Record{}); err == nil {
+		t.Fatal("empty subject accepted")
+	}
+	r, err := NormalizePublicRecord(Record{Subject: " email ", MessageID: " id ", Headers: map[string][]string{"TRACE": {" trace "}}})
+	if err != nil || r.Subject != "email" || r.MessageID != "id" || HeaderValue(r.Headers, "trace") != "trace" {
+		t.Fatal(r, err)
+	}
+}