refactor tests

test/hub_test.rb

@@ -2,35 +2,68 @@ require 'test/unit'
 load File.dirname(__FILE__) + '/../bin/hub'
 
 class HubTest < Test::Unit::TestCase
+
+  #
+  # Test helpers
+  #
+
+  def Hub(args)
+    Hub.new(*args.split(' '))
+  end
+
   def hub(args)
-    args = args.split(' ')
-    hub = Hub.new(*args)
-    hub.send(args[0])
-    hub
+    parent_read, child_write = IO.pipe
+
+    fork do
+      $stdout.reopen(child_write)
+      Hub(args).execute
+    end
+
+    child_write.close
+    parent_read.read
   end
 
+  def assert_command(input, expected)
+    assert_equal expected, Hub(input).command
+  end
+
+
+  #
+  # Assertions
+  #
+
   def test_private_clone
-    h = hub("clone -p rtomayko/ron")
-    assert_equal 'git@github.com:rtomayko/ron.git', h.args.last
+    input   = "clone -p rtomayko/ron"
+    command = "git clone git@github.com:rtomayko/ron.git"
+    assert_command input, command
   end
 
   def test_public_clone
-    h = hub("clone rtomayko/ron")
-    assert_equal 'git://github.com/rtomayko/ron.git', h.args.last
+    input   = "clone rtomayko/ron"
+    command = "git clone git://github.com/rtomayko/ron.git"
+    assert_command input, command
   end
 
   def test_private_remote
-    h = hub("remote add -g -p rtomayko")
-    assert_equal 'git@github.com:rtomayko/hub.git', h.args.last
+    input   = "remote add -g -p rtomayko"
+    command = "git remote add rtomayko git@github.com:rtomayko/hub.git"
+    assert_command input, command
   end
 
   def test_public_remote
-    h = hub("remote add -g rtomayko")
-    assert_equal 'git://github.com/rtomayko/hub.git', h.args.last
+    input   = "remote add -g rtomayko"
+    command = "git remote add rtomayko git://github.com/rtomayko/hub.git"
+    assert_command input, command
   end
 
   def test_init
-    h = hub("init -g")
-    assert_equal 'git remote add origin git@github.com:defunkt/hub.git', h.after
+    h = Hub("init -g")
+    assert_equal "git init", h.command
+    assert_equal "git remote add origin git@github.com:defunkt/hub.git", h.after
+  end
+
+  def test_version
+    h = hub("--version")
+    assert_equal "git version 1.6.4.2\nhub version 0.1.0\n", h
   end
 end