require File.expand_path("test_helper", File.dirname(__FILE__))

module AppTestMethods
  include RubotoTest

  def test_activity_tests
    if ENV['ACTIVITY_TEST_PATTERN']
      Dir.chdir APP_DIR do
        FileUtils.rm "src/ruboto_test_app_activity.rb"
        FileUtils.rm "test/src/ruboto_test_app_activity_test.rb"
      end
    else
      assert_code 'Base64Loads', "require 'base64'"

      # FIXME(uwe):  We should try using YAML as well
      assert_code 'YamlLoads', "require 'ruboto/util/stack' ; with_large_stack{require 'yaml'}"

      assert_code 'ReadSourceFile', 'File.read(__FILE__)'
      assert_code 'DirListsFilesInApk', 'Dir["#{File.dirname(__FILE__)}/*"].each{|f| raise "File #{f.inspect} not found" unless File.exists?(f)}'
      assert_code 'RepeatRubotoImportWidget', 'ruboto_import_widget :TextView ; ruboto_import_widget :TextView'
    end
    run_activity_tests('activity')
  end

  private

  def assert_code(activity_name, code)
    snake_name = activity_name.scan(/[A-Z]+[a-z0-9]+/).map { |s| s.downcase }.join('_')
    filename = "src/#{snake_name}_activity.rb"
    Dir.chdir APP_DIR do
      system "#{RUBOTO_CMD} gen class Activity --name #{activity_name}Activity"
      s = File.read(filename)
      raise "Code injection failed!" unless s.gsub!(/(require 'ruboto\/widget')/, "\\1\n#{code}")
      File.open(filename, 'w') { |f| f << s }
    end
  end

  def run_activity_tests(activity_dir)
    Dir[File.expand_path("#{activity_dir}/*", File.dirname(__FILE__))].each do |file|
      # FIXME(uwe):  Remove when we stop testing JRuby < 1.7.0.rc1
      next if file =~ /subclass/ && (RUBOTO_PLATFORM == 'CURRENT' || JRUBY_JARS_VERSION < Gem::Version.new('1.7.1.dev'))

      if file =~ /_test.rb$/
        next unless file =~ /#{ENV['ACTIVITY_TEST_PATTERN']}/
        snake_name = file.chomp('_test.rb')

        activity_name = File.basename(snake_name).split('_').map { |s| "#{s[0..0].upcase}#{s[1..-1]}" }.join
        Dir.chdir APP_DIR do
          system "#{RUBOTO_CMD} gen class Activity --name #{activity_name}"
          FileUtils.cp "#{snake_name}.rb", "src/"
          FileUtils.cp file, "test/src/"
        end
      elsif !File.exists? "#{file.chomp('.rb')}'_test.rb'"
        Dir.chdir APP_DIR do
          FileUtils.cp file, "src/"
        end
      end
    end
    run_app_tests
  end

end