test: default cert optional trust

test/test_fallback.data/nohttp-with-missing-cert.yml

@@ -5,7 +5,7 @@ services:
     image: nginxproxy/nginx-proxy:test
     volumes:
       - /var/run/docker.sock:/tmp/docker.sock:ro
-      - ./nodefault.certs:/etc/nginx/certs:ro
+      - ./withdefault.certs:/etc/nginx/certs:ro
     environment:
       HTTPS_METHOD: nohttp
 
@@ -24,3 +24,13 @@ services:
     environment:
       WEB_PORTS: "84"
       VIRTUAL_HOST: missing-cert.nginx-proxy.test
+
+  missing-cert-default-untrusted:
+    image: web
+    expose:
+      - "85"
+    environment:
+      WEB_PORTS: "85"
+      VIRTUAL_HOST: missing-cert.default-untrusted.nginx-proxy.test
+    labels:
+      com.github.nginx-proxy.nginx-proxy.trust-default-cert: "false"