Refactor tests/agda.nix to support more tests

ci/OWNERS

@@ -343,7 +343,7 @@ pkgs/development/python-modules/buildcatrust/ @ajs124 @lukegb @mweinelt
 /pkgs/top-level/agda-packages.nix         @NixOS/agda
 /pkgs/development/libraries/agda          @NixOS/agda
 /doc/languages-frameworks/agda.section.md @NixOS/agda
-/nixos/tests/agda.nix                     @NixOS/agda
+/nixos/tests/agda                         @NixOS/agda
 
 # Idris
 /pkgs/development/idris-modules @Infinisil

nixos/tests/agda/default.nix

@@ -0,0 +1,3 @@
+{ runTest }: {
+  base = runTest ./base.nix;
+}

nixos/tests/all-tests.nix

@@ -203,7 +203,9 @@ in
   adguardhome = runTest ./adguardhome.nix;
   aesmd = runTestOn [ "x86_64-linux" ] ./aesmd.nix;
   agate = runTest ./web-servers/agate.nix;
-  agda = runTest ./agda.nix;
+  agda = import ./agda {
+    inherit runTest;
+  };
   age-plugin-tpm-decrypt = runTest ./age-plugin-tpm-decrypt.nix;
   agnos = discoverTests (import ./agnos.nix);
   agorakit = runTest ./web-apps/agorakit.nix;