diff --git a/Rakefile b/Rakefile
index 37fe42a..c9f6049 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,21 +1,21 @@
 require "bundler/gem_tasks"
 require "rake/testtask"
-require 'rubocop/rake_task'
+# require 'rubocop/rake_task'
 
 # Add additional test suite definitions to the default test task here
-namespace :spec do
-  desc 'Runs RuboCop on specified directories'
-  RuboCop::RakeTask.new(:rubocop) do |task|
-    # Dirs: app, lib, test
-    task.patterns = ['exe/**/*.rb', 'lib/**/*.rb', 'spec/**/*_spec.rb']
-
-    # Make it easier to disable cops.
-    task.options << "--display-cop-names"
-
-    # Abort on failures (fix your code first)
-    task.fail_on_error = true
-  end
-end
+# namespace :spec do
+#   desc 'Runs RuboCop on specified directories'
+#   RuboCop::RakeTask.new(:rubocop) do |task|
+#     # Dirs: app, lib, test
+#     task.patterns = ['exe/**/*.rb', 'lib/**/*.rb', 'spec/**/*_spec.rb']
+#
+#     # Make it easier to disable cops.
+#     task.options << "--display-cop-names"
+#
+#     # Abort on failures (fix your code first)
+#     task.fail_on_error = true
+#   end
+# end
 
 Rake::TestTask.new(:spec) do |t|
   t.libs << "spec"
diff --git a/exe/mm2ep-depend b/exe/mm2ep-depend
index a3fcfe5..2d1c964 100755
--- a/exe/mm2ep-depend
+++ b/exe/mm2ep-depend
@@ -16,12 +16,14 @@ module Mm2ep
       def parse(infile, *vars)
         line = File.read(infile).gsub(/\n/,'')
         parser = Parser.new(Lexer.new)
-        vartruc = {}
+        tab_vars = {}
         vars.each do |var|
-          vartruc[var.split('=')[0]] = var.split('=')[1]
+          tab_vars[var.split('=')[0]] = var.split('=')[1]
         end
-        puts vartruc
-        parser.names(vartruc)
+        
+        # Give vars name and value from shell command to parser
+        parser.names(tab_vars)
+
         token = parser.parse(line.chomp, true)
         pp token
         puts "RAW : #{line}"
diff --git a/lib/mm2ep_depend.rb b/lib/mm2ep_depend.rb
index c8c44d6..1230d3e 100644
--- a/lib/mm2ep_depend.rb
+++ b/lib/mm2ep_depend.rb
@@ -5,6 +5,7 @@ module Mm2epDepend
   # Your code goes here...
 end
 
+require 'rly'
 
 require 'mm2ep_depend/lexer'
 require 'mm2ep_depend/parser'
diff --git a/spec/mm2ep_depend/parser_spec.rb b/spec/mm2ep_depend/parser_spec.rb
new file mode 100644
index 0000000..7306b15
--- /dev/null
+++ b/spec/mm2ep_depend/parser_spec.rb
@@ -0,0 +1,20 @@
+require 'spec_helper'
+require 'mm2ep_depend'
+
+describe Mm2ep::Depend::Parser do
+
+  it 'has to evaluate expression and give right answer' do
+    line = File.read(testfile('test2.txt')).gsub(/\n/,'')
+    parser = Mm2ep::Depend::Parser.new(Mm2ep::Depend::Lexer.new)
+    parser.names({'truc_bidule' => 'true',
+                  'machin' => 'true',
+                  'truc' => 'false'
+                  })
+    token = parser.parse(line.chomp)
+    assert_equal(false, token.compute)
+  end
+
+  # it 'has to be true' do
+  #
+  # end
+end
diff --git a/spec/mm2ep_depend_test.rb b/spec/mm2ep_depend_test.rb
deleted file mode 100644
index fd54034..0000000
--- a/spec/mm2ep_depend_test.rb
+++ /dev/null
@@ -1,11 +0,0 @@
-require "test_helper"
-
-class Mm2epDependTest < Minitest::Test
-  def test_that_it_has_a_version_number
-    refute_nil ::Mm2epDepend::VERSION
-  end
-
-  def test_it_does_something_useful
-    assert false
-  end
-end
diff --git a/spec/test_helper.rb b/spec/spec_helper.rb
similarity index 53%
rename from spec/test_helper.rb
rename to spec/spec_helper.rb
index a7bcb72..684975b 100644
--- a/spec/test_helper.rb
+++ b/spec/spec_helper.rb
@@ -2,3 +2,8 @@ $LOAD_PATH.unshift File.expand_path("../../lib", __FILE__)
 require "mm2ep_depend"
 
 require "minitest/autorun"
+require 'pathname'
+
+def testfile(name)
+  Pathname.new(__FILE__).dirname.join('files', name)
+end