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require 'spec_helper'
describe Launchy::Detect::RubyEngine do
before do
Launchy.reset_global_options
end
after do
Launchy.reset_global_options
end
%w[ ruby jruby rbx macruby ].each do |ruby|
it "detects the #{ruby} RUBY_ENGINE" do
_(Launchy::Detect::RubyEngine.detect( ruby ).ancestors).must_include Launchy::Detect::RubyEngine
end
end
it "uses the global ruby_engine overrides" do
ENV['LAUNCHY_RUBY_ENGINE'] = "rbx"
_(Launchy::Detect::RubyEngine.detect).must_equal Launchy::Detect::RubyEngine::Rbx
ENV.delete('LAUNCHY_RUBY_ENGINE')
end
it "does not find a ruby engine of 'foo'" do
_(lambda { Launchy::Detect::RubyEngine.detect( 'foo' ) }).must_raise Launchy::Detect::RubyEngine::NotFoundError
end
{ 'rbx' => :rbx?,
'ruby' => :mri?,
'macruby' => :macruby?,
'jruby' => :jruby? }.each_pair do |engine, method|
it "#{method} returns true for #{engine} " do
_(Launchy::Detect::RubyEngine.detect( engine ).send( method )).must_equal true
end
end
end
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