diff --git a/.github/workflows/lua.yml b/.github/workflows/lua.yml
new file mode 100644
index 0000000..b9268a6
--- /dev/null
+++ b/.github/workflows/lua.yml
@@ -0,0 +1,24 @@
+name: Lua tests
+
+on:
+  push:
+    paths-ignore:
+      - 'LICENSE'
+      - '*.md'
+      - '*.sh'
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  sile:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Run Busted
+        uses: lunarmodules/busted@v2.2.0
+        with:
+          args: --no-keep-going .
diff --git a/scripts/chwd b/scripts/chwd
index f858842..e17a6eb 100755
--- a/scripts/chwd
+++ b/scripts/chwd
@@ -195,8 +195,8 @@ local function get_profile(profiles, name)
 
     if #parents > 0 then
         for _, parent in ipairs(parents) do
-            if profiles[parent].packages then
-                packages = profiles[parent].packages
+            if profiles[parent]['packages'] then
+                packages = profiles[parent]['packages']
             end
 
             for hook_name, hook in pairs(profiles[parent]["hooks"]) do
@@ -215,10 +215,6 @@ local function get_profile(profiles, name)
         hooks = profile.hooks
     end
 
-    if packages and not check_on_multilib() then
-        packages = packages:gsub("%s?(lib32-[A-Za-z0-9-]+)", "")
-    end
-
     return packages, hooks
 end
 
@@ -270,6 +266,10 @@ local function main()
         die("Profile %s is not valid", profile_name)
     end
 
+    if packages and not check_on_multilib() then
+        packages = packages:gsub("%s?(lib32-[A-Za-z0-9-]+)", "")
+    end
+
     if options.install then
         exec_hook(hooks["pre_install"])
 
@@ -297,4 +297,12 @@ local function main()
     end
 end
 
-main()
+---@diagnostic disable-next-line
+if _TEST then -- luacheck: ignore
+   return {
+       get_profile = get_profile,
+       parse_profiles = parse_profiles
+   }
+else
+    main()
+end
diff --git a/src/misc.rs b/src/misc.rs
index ef3f227..aa5afd7 100644
--- a/src/misc.rs
+++ b/src/misc.rs
@@ -143,7 +143,7 @@ mod tests {
 
     #[test]
     fn profile_find() {
-        let prof_path = "graphic_drivers-profiles-test.toml";
+        let prof_path = "tests/profiles/graphic_drivers-profiles-test.toml";
         let profiles = profile::parse_profiles(prof_path).expect("failed");
 
         assert!(misc::find_profile("nvidia-dkms", &profiles).is_some());
diff --git a/src/profile.rs b/src/profile.rs
index 03d23f4..7b5eda0 100644
--- a/src/profile.rs
+++ b/src/profile.rs
@@ -309,7 +309,7 @@ mod tests {
 
     #[test]
     fn graphics_profiles_correct() {
-        let prof_path = "graphic_drivers-profiles-test.toml";
+        let prof_path = "tests/profiles/graphic_drivers-profiles-test.toml";
         let parsed_profiles = parse_profiles(prof_path);
         assert!(parsed_profiles.is_ok());
 
@@ -360,7 +360,7 @@ mod tests {
 
     #[test]
     fn graphics_profiles_invalid() {
-        let prof_path = "graphic_drivers-invalid-profiles-test.toml";
+        let prof_path = "tests/profiles/graphic_drivers-invalid-profiles-test.toml";
         let parsed_profiles = crate::profile::get_invalid_profiles(prof_path);
         assert!(parsed_profiles.is_ok());
         let parsed_profiles = parsed_profiles.unwrap();
@@ -371,7 +371,7 @@ mod tests {
 
     #[test]
     fn profile_write_test() {
-        let prof_path = "profile-raw-escaped-strings-test.toml";
+        let prof_path = "tests/profiles/profile-raw-escaped-strings-test.toml";
         let parsed_profiles = parse_profiles(prof_path);
         assert!(parsed_profiles.is_ok());
         let parsed_profiles = parsed_profiles.unwrap();
diff --git a/tests/chwd_spec.lua b/tests/chwd_spec.lua
new file mode 100644
index 0000000..f577811
--- /dev/null
+++ b/tests/chwd_spec.lua
@@ -0,0 +1,98 @@
+describe("Profile parsing", function()
+    _G._TEST = true
+    package.path = 'scripts/?;' .. package.path
+    local chwd = require("chwd")
+
+    describe("Valid cases", function()
+        local profiles = chwd.parse_profiles("tests/profiles/graphic_drivers-profiles-test.toml")
+        local name = "nvidia-dkms"
+
+        it("Profiles are available", function()
+            assert.are_not.same(profiles, {})
+        end)
+
+        local profile = profiles[name]
+        it("Search for profile", function()
+            assert.truthy(profile)
+        end)
+
+        describe("Attributes", function()
+            local packages, hooks = chwd.get_profile(profiles, name)
+            it("Packages", function()
+                assert.are.equals(packages,
+                    "nvidia-utils egl-wayland nvidia-settings opencl-nvidia lib32-opencl-nvidia lib32-nvidia-utils libva-nvidia-driver vulkan-icd-loader lib32-vulkan-icd-loader")
+            end)
+            it("Hooks", function()
+                assert.truthy(hooks)
+            end)
+            it("Post remove hook", function()
+                assert.are.equals(hooks['post_remove'], [[
+    rm -f /etc/mkinitcpio.conf.d/10-chwd.conf
+    mkinitcpio -P
+]])
+            end)
+            it("Post install hook", function()
+                assert.are.equals(hooks['post_install'], [[
+    cat <<EOF >/etc/mkinitcpio.conf.d/10-chwd.conf
+# This file is automatically generated by chwd. PLEASE DO NOT EDIT IT.
+MODULES+=(nvidia nvidia_modeset nvidia_uvm nvidia_drm)
+EOF
+    mkinitcpio -P
+]])
+            end)
+            it("Conditional packages hook", function()
+                assert.are.equals(hooks['conditional_packages'], [[
+    kernels="$(pacman -Qqs "^linux-cachyos")"
+    modules=""
+
+    for kernel in $kernels; do
+        case "$kernel" in
+            *-headers|*-zfs);;
+            *-nvidia) modules+=" ${kernel}";;
+            *) modules+=" ${kernel}-nvidia";;
+        esac
+    done
+
+    # Fallback if there are no kernels with pre-built modules
+    [ -z "$modules" ] && modules="nvidia-dkms"
+
+    echo "$modules"
+]])
+            end)
+        end)
+
+        local child_name = "nvidia-dkms.40xxcards"
+        local child_profile = profiles[child_name]
+        it("Search for child profile", function()
+            assert.truthy(child_profile)
+        end)
+
+        describe("Inheritance", function()
+            local packages, hooks = chwd.get_profile(profiles, child_name)
+            it("Inherit parent packages", function ()
+                assert.are.equals(packages,
+                    "nvidia-utils egl-wayland nvidia-settings opencl-nvidia lib32-opencl-nvidia lib32-nvidia-utils libva-nvidia-driver vulkan-icd-loader lib32-vulkan-icd-loader")
+            end)
+            it("Inherit some parent hook", function ()
+                assert.are.equals(hooks['post_remove'], [[
+    rm -f /etc/mkinitcpio.conf.d/10-chwd.conf
+    mkinitcpio -P
+]])
+            end)
+        end)
+    end)
+
+    describe("Invalid cases", function()
+        it("Profiles are not available", function()
+            assert.are.same(chwd.parse_profiles("/dev/null"), {})
+        end)
+
+        local profiles = chwd.parse_profiles("tests/profiles/graphic_drivers-invalid-profiles-test.toml")
+        it("Non-existing profile", function()
+            assert.is.falsy(profiles['unknown'])
+        end)
+        it("Unspecified packages", function()
+            assert.is.falsy(profiles['invalid'].packages)
+        end)
+    end)
+end)
diff --git a/graphic_drivers-invalid-profiles-test.toml b/tests/profiles/graphic_drivers-invalid-profiles-test.toml
similarity index 97%
rename from graphic_drivers-invalid-profiles-test.toml
rename to tests/profiles/graphic_drivers-invalid-profiles-test.toml
index d9652d1..13f6cb3 100644
--- a/graphic_drivers-invalid-profiles-test.toml
+++ b/tests/profiles/graphic_drivers-invalid-profiles-test.toml
@@ -68,3 +68,6 @@ post_remove = """
     mkinitcpio -P
 """
 device_ids = '>/some/path/to/file/nvidia-invalid-ids.ids'
+
+[invalid]
+desc = "Invalid profile for testing only"
diff --git a/graphic_drivers-profiles-test.toml b/tests/profiles/graphic_drivers-profiles-test.toml
similarity index 86%
rename from graphic_drivers-profiles-test.toml
rename to tests/profiles/graphic_drivers-profiles-test.toml
index e5bf78a..4af07f4 100644
--- a/graphic_drivers-profiles-test.toml
+++ b/tests/profiles/graphic_drivers-profiles-test.toml
@@ -1,7 +1,6 @@
 [nvidia-dkms.40xxcards]
 desc = 'Closed source NVIDIA drivers(40xx series) for Linux (Latest)'
 priority = 9
-packages = 'nvidia-utils egl-wayland nvidia-settings opencl-nvidia lib32-opencl-nvidia lib32-nvidia-utils libva-nvidia-driver vulkan-icd-loader lib32-vulkan-icd-loader'
 conditional_packages = """
     kernels="$(pacman -Qqs "^linux-cachyos")"
     modules=""
@@ -26,10 +25,6 @@ MODULES+=(nvidia nvidia_modeset nvidia_uvm nvidia_drm)
 EOF
     mkinitcpio -P
 """
-post_remove = """
-    rm -f /etc/mkinitcpio.conf.d/10-chwd.conf
-    mkinitcpio -P
-"""
 device_name_pattern = '(AD)\w+'
 
 [nvidia-dkms]
@@ -67,5 +62,5 @@ post_remove = """
     rm -f /etc/mkinitcpio.conf.d/10-chwd.conf
     mkinitcpio -P
 """
-device_ids = '>nvidia-test-ids.ids'
+device_ids = '>tests/profiles/nvidia-test-ids.ids'
 hwd_product_name_pattern = '(Ally)\w+'
diff --git a/nvidia-test-ids.ids b/tests/profiles/nvidia-test-ids.ids
similarity index 100%
rename from nvidia-test-ids.ids
rename to tests/profiles/nvidia-test-ids.ids
diff --git a/profile-raw-escaped-strings-test.toml b/tests/profiles/profile-raw-escaped-strings-test.toml
similarity index 100%
rename from profile-raw-escaped-strings-test.toml
rename to tests/profiles/profile-raw-escaped-strings-test.toml