require "active_support/test_case" require "active_support/testing/autorun" require "rails/generators/rails/app/app_generator" require "tempfile" module Rails module Generators class ARGVScrubberTest < ActiveSupport::TestCase # :nodoc: # Future people who read this... These tests are just to surround the # current behavior of the ARGVScrubber, they do not mean that the class # *must* act this way, I just want to prevent regressions. def test_version ["-v", "--version"].each do |str| scrubber = ARGVScrubber.new [str] output = nil exit_code = nil scrubber.extend(Module.new { define_method(:puts) { |string| output = string } define_method(:exit) { |code| exit_code = code } }) scrubber.prepare! assert_equal "Rails #{Rails::VERSION::STRING}", output assert_equal 0, exit_code end end def test_default_help argv = ["zomg", "how", "are", "you"] scrubber = ARGVScrubber.new argv args = scrubber.prepare! assert_equal ["--help"] + argv.drop(1), args end def test_prepare_returns_args scrubber = ARGVScrubber.new ["hi mom"] args = scrubber.prepare! assert_equal "--help", args.first end def test_no_mutations scrubber = ARGVScrubber.new ["hi mom"].freeze args = scrubber.prepare! assert_equal "--help", args.first end def test_new_command_no_rc scrubber = Class.new(ARGVScrubber) { def self.default_rc_file File.join(Dir.tmpdir, "whatever") end }.new ["new"] args = scrubber.prepare! assert_equal [], args end def test_new_homedir_rc file = Tempfile.new "myrcfile" file.puts "--hello-world" file.flush message = nil scrubber = Class.new(ARGVScrubber) { define_singleton_method(:default_rc_file) do file.path end define_method(:puts) { |msg| message = msg } }.new ["new"] args = scrubber.prepare! assert_equal ["--hello-world"], args assert_match "hello-world", message assert_match file.path, message ensure file.close file.unlink end def test_rc_whitespace_separated file = Tempfile.new "myrcfile" file.puts "--hello --world" file.flush message = nil scrubber = Class.new(ARGVScrubber) { define_method(:puts) { |msg| message = msg } }.new ["new", "--rc=#{file.path}"] args = scrubber.prepare! assert_equal ["--hello", "--world"], args ensure file.close file.unlink end def test_new_rc_option file = Tempfile.new "myrcfile" file.puts "--hello-world" file.flush message = nil scrubber = Class.new(ARGVScrubber) { define_method(:puts) { |msg| message = msg } }.new ["new", "--rc=#{file.path}"] args = scrubber.prepare! assert_equal ["--hello-world"], args assert_match "hello-world", message assert_match file.path, message ensure file.close file.unlink end def test_new_rc_option_and_custom_options file = Tempfile.new "myrcfile" file.puts "--hello" file.puts "--world" file.flush scrubber = Class.new(ARGVScrubber) { define_method(:puts) { |msg| } }.new ["new", "tenderapp", "--love", "--rc=#{file.path}"] args = scrubber.prepare! assert_equal ["tenderapp", "--hello", "--world", "--love"], args ensure file.close file.unlink end def test_no_rc scrubber = ARGVScrubber.new ["new", "--no-rc"] args = scrubber.prepare! assert_equal [], args end end end end