Enabled to work with the test-unit gem

Author: hsbt

Gemfile

@@ -1,7 +1,4 @@
 source "https://rubygems.org"
 
-# Specify your gem's dependencies in optparse.gemspec
-gemspec
-
-gem "rake", "~> 12.0"
-gem "minitest", "~> 5.0"
+gem "rake"
+gem "test-unit"

Gemfile.lock

@@ -0,0 +1,17 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    power_assert (1.2.0)
+    rake (13.0.1)
+    test-unit (3.3.5)
+      power_assert
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  rake
+  test-unit
+
+BUNDLED WITH
+   2.2.0.dev

Rakefile

@@ -2,9 +2,9 @@ require "bundler/gem_tasks"
 require "rake/testtask"
 
 Rake::TestTask.new(:test) do |t|
-  t.libs << "test"
-  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 :default => :test

optparse.gemspec

@@ -2,7 +2,7 @@ require_relative 'lib/optparse/version'
 
 Gem::Specification.new do |spec|
   spec.name          = "optparse"
-  spec.version       = Optparse::VERSION
+  spec.version       = "0.1.0"
   spec.authors       = ["Hiroshi SHIBATA"]
   spec.email         = ["[email protected]"]
 
@@ -11,8 +11,6 @@ Gem::Specification.new do |spec|
   spec.homepage      = "TODO: Put your gem's website or public repo URL here."
   spec.required_ruby_version = Gem::Requirement.new(">= 2.3.0")
 
-  spec.metadata["allowed_push_host"] = "TODO: Set to 'http://mygemserver.com'"
-
   spec.metadata["homepage_uri"] = spec.homepage
   spec.metadata["source_code_uri"] = "TODO: Put your gem's public repo URL here."
   spec.metadata["changelog_uri"] = "TODO: Put your gem's CHANGELOG.md URL here."