Merge pull request #21 from ruby/test-unit

Switch to use test-unit gem

Gemfile

@@ -1,4 +1,8 @@
 source 'https://rubygems.org'
 
-# Specify your gem's dependencies in zlib.gemspec
 gemspec
+
+gem "bundler"
+gem "test-unit"
+gem "rake"
+gem "rake-compiler"

Rakefile

@@ -2,9 +2,16 @@ require "bundler/gem_tasks"
 require "rake/testtask"
 
 Rake::TestTask.new(:test) do |t|
-  t.libs << "test" << "test/lib"
-  t.libs << "lib"
-  t.test_files = FileList['test/**/test_*.rb']
+  t.libs << "test/lib"
+  t.ruby_opts << "-rhelper"
+  t.test_files = FileList["test/**/test_*.rb"]
+end
+
+task :sync_tool do
+  require 'fileutils'
+  FileUtils.cp "../ruby/tool/lib/test/unit/core_assertions.rb", "./test/lib"
+  FileUtils.cp "../ruby/tool/lib/envutil.rb", "./test/lib"
+  FileUtils.cp "../ruby/tool/lib/find_executable.rb", "./test/lib"
 end
 
 require 'rake/extensiontask'