require 'rake'
require 'rake/testtask'

TEST_DIRECTORY = File.dirname(File.expand_path(__FILE__))
TEST_FILES = Dir["#{TEST_DIRECTORY}/test_*.rb"]
GEM_DEPS = {
  "mocha" => "~> 1.1",
  "minitest" => "~> 5.3",
  "rake" => "~> 10.3",
}

task :default => :test

task :deps do
  GEM_DEPS.each do |dep, version|
    `gem list --installed #{dep} -v '#{version}'`
    next if $?.success?
    sh "gem", "install", "--no-ri", "--no-rdoc", "--user-install", dep, "-v", version
  end
end

Rake::TestTask.new(:test) do |t|
  t.libs << TEST_DIRECTORY
  t.test_files = TEST_FILES
end

namespace :test do
  TEST_FILES.each do |file|
    name = file[/test_(.+)\.rb/, 1]
    Rake::TestTask.new(name) do |t|
      t.libs << TEST_DIRECTORY
      t.test_files = [file]
    end
  end
end