From d137d3342c036e04bf3725946ea48357556784f7 Mon Sep 17 00:00:00 2001
From: Donovan Glover <donovan@dglover.co>
Date: Thu, 8 Jun 2023 17:14:23 -0400
Subject: [PATCH] meta: Add tests

Tests help guarantee that I don't forget to do something that I should
have done, such as importing a certain nix module.
---
 modules/fish-starship/default.nix |  3 ++-
 tests/main.cr                     | 16 ++++++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)
 create mode 100644 tests/main.cr

diff --git a/modules/fish-starship/default.nix b/modules/fish-starship/default.nix
index dbf74bd6..6abe4a8c 100644
--- a/modules/fish-starship/default.nix
+++ b/modules/fish-starship/default.nix
@@ -61,7 +61,8 @@ in {
       utf16 = "recode utf16..utf8"; # Rarely, some files from Japan are utf16 instead
       jp = "LANG=ja_JP.UTF-8 LC_ALL=ja_JP.UTF-8";
       vm = "cd ~/nix-config && nixos-rebuild build-vm --flake . && ./result/bin/run-${VARIABLES.hostname}-vm && trash put result ${VARIABLES.hostname}.qcow2";
-      sw = "cd ~/nix-config && sudo nixos-rebuild switch --flake .";
+      sw = "cd ~/nix-config && crystal run tests/main.cr --progress && sudo nixos-rebuild switch --flake .";
+      st = "cd ~/nix-config && crystal run tests/main.cr --progress";
 
       c = "tput reset"; # Clear the terminal completely
       e = "exit";
diff --git a/tests/main.cr b/tests/main.cr
new file mode 100644
index 00000000..5cfbe61a
--- /dev/null
+++ b/tests/main.cr
@@ -0,0 +1,16 @@
+require "spec"
+require "colorize"
+
+describe "nix-config" do
+  it "includes all modules" do
+    all_modules = Dir.children("modules")
+    all_modules.delete("default.nix")
+    modules = File.read("./modules/default.nix")
+
+    all_modules.each do |current_module|
+      print "Checking ./modules/#{current_module}...".colorize(:blue)
+      modules.includes?("./#{current_module}").should be_true
+      puts "✓".colorize(:green)
+    end
+  end
+end