Given /^I have '(.*) (.*)'$/ do |name, version|
  GemManager.installed?(name, version)
end

Given /^I do not have '(.*) (.*)'$/ do |name, version|
  if GemManager.installed?(name, version)
    GemManager.uninstall(name, version)
  end
end

When /^I install '(.*) (.*)'$/ do |name, version|
  pending
end

Then /^I should (?:still )?have '(.*) (.*)'$/ do |name, version|
  GemManager.installed?(name, version).should be_true
end

Then /^I should not have '(.*) (.*)'$/ do |name, version|
  GemManager.installed?(name, version).should be_false
end

Then /^data files of 'hello 0\.2\.0' is same as data files of 'hello 0\.1\.0'$/ do
    pending
end