Merge pull request #8 from youchan/add-test

Setup Test::Unit

Rakefile

@@ -1,6 +1,8 @@
 require "bundler/gem_tasks"
-require "rspec/core/rake_task"
 
-RSpec::Core::RakeTask.new(:spec)
+desc "Run tests"
+task :test do
+  ruby("test/run_test.rb")
+end
 
-task :default => :spec
+task default: :test

red-chainer.gemspec

@@ -33,5 +33,5 @@ Gem::Specification.new do |spec|
 
   spec.add_development_dependency "bundler", "~> 1.15"
   spec.add_development_dependency "rake", "~> 10.0"
-  spec.add_development_dependency "rspec", "~> 3.0"
+  spec.add_development_dependency "test-unit"
 end

test/functions/math/basic_math_test.rb

@@ -0,0 +1,9 @@
+require 'chainer'
+require 'numo/narray'
+
+class Chainer::Functions::Math::BasicMathTest < Test::Unit::TestCase
+  test("Neg#forward") do
+    x = Chainer::Variable.new(Numo::DFloat[[-1, 0],[1, 2]])
+    assert_equal(Numo::DFloat[[1,0],[-1,-2]], (-x).data)
+  end
+end

test/run_test.rb

@@ -0,0 +1,9 @@
+base_dir = File.expand_path(File.join(File.dirname(__FILE__), ".."))
+lib_dir  = File.join(base_dir, "lib")
+test_dir = File.join(base_dir, "test")
+
+$LOAD_PATH.unshift(lib_dir)
+
+require 'test/unit'
+
+exit Test::Unit::AutoRunner.run(true, test_dir)