diff --git a/Makefile b/Makefile
index dc5e687..b967cd6 100644
--- a/Makefile
+++ b/Makefile
@@ -4,10 +4,13 @@ BUILD_DIR=_build
 
 all: help
 
-build: # ## build binary
+build: ## build binary
 	mkdir -p $(BUILD_DIR)
 	crystal build -o $(BUILD_DIR)/$(PROGNAME) src/main.cr
 
+test: ## test binary
+	crystal spec
+
 help: ## print this help
 	@echo "Usage: make <target>"
 	@echo ""
diff --git a/spec/cli_spec.cr b/spec/cli_spec.cr
new file mode 100644
index 0000000..2ef0bbd
--- /dev/null
+++ b/spec/cli_spec.cr
@@ -0,0 +1,12 @@
+
+require "spec"
+require "../src/lib/cli"
+
+describe Noozoid::Cli do
+  describe "#start" do
+    it "cshould respond to this method on class" do
+      {{ Noozoid::Cli.class.has_method?("start") }}.should be_true
+    end
+  end
+end
+
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
deleted file mode 100644
index cb6a3fd..0000000
--- a/spec/spec_helper.rb
+++ /dev/null
@@ -1,9 +0,0 @@
-$LOAD_PATH.unshift File.expand_path("../../lib", __FILE__)
-require "namarara"
-
-require "minitest/autorun"
-require 'pathname'
-
-def testfile(name)
-  Pathname.new(__FILE__).dirname.join('files', name)
-end
diff --git a/spec/tui_spec.cr b/spec/tui_spec.cr
new file mode 100644
index 0000000..12f24de
--- /dev/null
+++ b/spec/tui_spec.cr
@@ -0,0 +1,11 @@
+
+require "spec"
+require "../src/lib/tui"
+
+describe Noozoid::Tui do
+  describe "#run" do
+    it "cshould respond to this method on class" do
+      {{ Noozoid::Tui.has_method?("run") }}.should be_true
+    end
+  end
+end