errors for xdotool

Gemfile.lock

@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    boaw (0.0.3)
+    boaw (0.1.0)
 
 GEM
   remote: https://rubygems.org/

lib/boaw/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 class Boaw
-  VERSION = '0.0.3'
+  VERSION = '0.1.0'
 end

lib/xdotool/adapter.rb

@@ -1,10 +1,16 @@
 # frozen_string_literal: true
 
 require_relative 'position_parser'
+require_relative 'base_error'
 
 module Xdotool
   # Xdotool adapter for mouse control
   class Adapter
+    def initialize
+      result = Kernel.system('xdotool')
+      raise BaseError if result.nil?
+    end
+
     def position
       output = IO.popen('xdotool getmouselocation', &:read)
 

lib/xdotool/base_error.rb

@@ -0,0 +1,10 @@
+# frozen_string_literal: true
+
+module Xdotool
+  # default error
+  class BaseError < StandardError
+    def message
+      'не удалось инициализировать модуль xdotool'
+    end
+  end
+end

test/lib/boaw/version_test.rb

@@ -5,6 +5,6 @@
 
 class VersionTest < Minitest::Test
   def test_version
-    assert_equal '0.0.3', Boaw::VERSION
+    assert_equal '0.1.0', Boaw::VERSION
   end
 end

test/lib/boaw_test.rb

@@ -6,7 +6,12 @@
 class BoawTest < Minitest::Test
   def setup
     @mock_adapter = Minitest::Mock.new
-    @boaw = Boaw.new
+    mock_kernel = Minitest::Mock.new
+
+    Kernel.stub(:system, true, mock_kernel) do
+      @boaw = Boaw.new
+    end
+
     @boaw.instance_variable_set(:@adapter, @mock_adapter)
     @position = { x: 1, y: 2 }
   end

test/lib/xdotool/adapter_test.rb

@@ -7,7 +7,12 @@ module Xdotool
   class AdapterTest < Minitest::Test
     def setup
       @position = { x: 1, y: 2 }
-      @adapter = Adapter.new
+
+      mock_kernel = Minitest::Mock.new
+
+      Kernel.stub(:system, true, mock_kernel) do
+        @adapter = Adapter.new
+      end
     end
 
     def test_left_click

test/test_helper.rb

@@ -1,5 +1,6 @@
 # frozen_string_literal: true
 
+require 'byebug'
 require_relative '../lib/boaw'
 require_relative '../lib/boaw/version'
 require_relative '../lib/xdotool/position_parser'