diff --git a/programs/empty.chalk b/programs/empty.chalk
new file mode 100644
index 0000000..d222e53
--- /dev/null
+++ b/programs/empty.chalk
@@ -0,0 +1,3 @@
+fun main(): u0 {
+
+}
diff --git a/src/test.cr b/src/test.cr
new file mode 100644
index 0000000..2f2e5d2
--- /dev/null
+++ b/src/test.cr
@@ -0,0 +1,25 @@
+require "./chalk/*"
+
+module Chalk
+    regex = /([^.]+)\.chalk/
+    source_dir = "programs"
+    dest_dir = "out"
+
+    Dir.mkdir_p dest_dir
+    exit if !File.directory? source_dir
+    Dir.new(source_dir)
+        .children
+        .compact_map { |it| regex.match(it) }
+        .each do |match|
+        config = Ui::Config.new file: (source_dir + File::SEPARATOR + match[0]),
+                                output:  (dest_dir + File::SEPARATOR + match[1] + ".ch8"),
+                                loglevel: Logger::Severity::ERROR,
+                                mode: Ui::OutputMode::Binary
+        compiler = Compiler::Compiler.new config
+        begin
+            compiler.run
+        rescue e
+            puts "Exception compiling #{match[0]}"
+        end
+    end
+end