PROJECT_ROOT = File.expand_path(File.join(File.dirname(__FILE__), '..', '..')).freeze
TEMP_ROOT    = File.join(PROJECT_ROOT, 'tmp').freeze
APP_NAME     = 'testapp'.freeze
RAILS_ROOT   = File.join(TEMP_ROOT, APP_NAME).freeze

Before do
  FileUtils.rm_rf(TEMP_ROOT)
  FileUtils.mkdir_p(TEMP_ROOT)
  @terminal = Terminal.new
end

When /^I generate a new rails application$/ do
  @terminal.cd(TEMP_ROOT)
  @terminal.run("rails new #{APP_NAME}")
end

When /^I save the following as "([^\"]*)"$/ do |path, string|
  FileUtils.mkdir_p(File.join(RAILS_ROOT, File.dirname(path)))
  File.open(File.join(RAILS_ROOT, path), 'w') { |file| file.write(string) }
end

When /^I run "([^\"]*)"$/ do |command|
  @terminal.cd(RAILS_ROOT)
  @terminal.run(command)
end

Then /^I should see "([^\"]*)"$/ do |expected_text|
  unless @terminal.output.include?(expected_text)
    raise("Got terminal output:\n#{@terminal.output}\n\nExpected output:\n#{expected_text}")
  end
end