nixos/prometheus: add speedtest-exporter tests

Add tests for the prometheus-speedtest-exporter, enabling service, debug mode, and refresh interval configuration. Also links the test in the package's passthru.tests for integration with NixOS test infrastructure.

Author: emaiax

nixos/tests/prometheus-exporters.nix

@@ -1612,6 +1612,20 @@ let
       '';
     };
 
+    speedtest = {
+      exporterConfig = {
+        enable = true;
+        debug = true;
+        refreshInterval = "1h";
+      };
+
+      exporterTest = ''
+        wait_for_unit("prometheus-speedtest-exporter.service")
+        wait_for_open_port(9876)
+        succeed("curl -sSf http://localhost:9876")
+      '';
+    };
+
     storagebox = {
       exporterConfig = {
         enable = true;

pkgs/by-name/pr/prometheus-speedtest-exporter/package.nix

@@ -2,6 +2,7 @@
   buildGoModule,
   fetchFromGitHub,
   lib,
+  nixosTests,
 }:
 
 buildGoModule rec {
@@ -25,6 +26,8 @@ buildGoModule rec {
     "-X main.version=${version}"
   ];
 
+  passthru.tests = { inherit (nixosTests.prometheus-exporters) speedtest; };
+
   meta = {
     homepage = "https://github.com/caarlos0/speedtest-exporter";
     description = "Exports speedtests as prometheus metrics";