From 3e7069bb47e90254811052aff1c295f33ac9f4c7 Mon Sep 17 00:00:00 2001
From: IndeedNotJames <git@indeednotjames.com>
Date: Tue, 25 Apr 2023 16:54:08 +0200
Subject: [PATCH] nixosTests.consul-template: init

---
 nixos/tests/all-tests.nix                     |  1 +
 nixos/tests/consul-template.nix               | 36 +++++++++++++++++++
 pkgs/tools/system/consul-template/default.nix |  6 +++-
 3 files changed, 42 insertions(+), 1 deletion(-)
 create mode 100644 nixos/tests/consul-template.nix

diff --git a/nixos/tests/all-tests.nix b/nixos/tests/all-tests.nix
index 997d38938238..a04db168a150 100644
--- a/nixos/tests/all-tests.nix
+++ b/nixos/tests/all-tests.nix
@@ -146,6 +146,7 @@ in {
   collectd = handleTest ./collectd.nix {};
   connman = handleTest ./connman.nix {};
   consul = handleTest ./consul.nix {};
+  consul-template = handleTest ./consul-template.nix {};
   containers-bridge = handleTest ./containers-bridge.nix {};
   containers-custom-pkgs.nix = handleTest ./containers-custom-pkgs.nix {};
   containers-ephemeral = handleTest ./containers-ephemeral.nix {};
diff --git a/nixos/tests/consul-template.nix b/nixos/tests/consul-template.nix
new file mode 100644
index 000000000000..cbffa94569e3
--- /dev/null
+++ b/nixos/tests/consul-template.nix
@@ -0,0 +1,36 @@
+import ./make-test-python.nix ({ ... }: {
+  name = "consul-template";
+
+  nodes.machine = { ... }: {
+    services.consul-template.instances.example.settings = {
+      template = [{
+        contents = ''
+          {{ key "example" }}
+        '';
+        perms = "0600";
+        destination = "/example";
+      }];
+    };
+
+    services.consul = {
+      enable = true;
+      extraConfig = {
+        server = true;
+        bootstrap_expect = 1;
+        bind_addr = "127.0.0.1";
+      };
+    };
+  };
+
+  testScript = ''
+    machine.wait_for_unit("consul.service")
+    machine.wait_for_open_port(8500)
+
+    machine.wait_for_unit("consul-template-example.service")
+
+    machine.wait_until_succeeds('consul kv put example example')
+
+    machine.wait_for_file("/example")
+    machine.succeed('grep "example" /example')
+  '';
+})
diff --git a/pkgs/tools/system/consul-template/default.nix b/pkgs/tools/system/consul-template/default.nix
index 8bcceecee956..9f6f2b842253 100644
--- a/pkgs/tools/system/consul-template/default.nix
+++ b/pkgs/tools/system/consul-template/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildGoModule, fetchFromGitHub }:
+{ lib, buildGoModule, fetchFromGitHub, nixosTests }:
 
 buildGoModule rec {
   pname = "consul-template";
@@ -17,6 +17,10 @@ buildGoModule rec {
   # execute tests so we skip them here
   doCheck = false;
 
+  passthru.tests = {
+    inherit (nixosTests) consul-template;
+  };
+
   meta = with lib; {
     homepage = "https://github.com/hashicorp/consul-template/";
     description = "Generic template rendering and notifications with Consul";