testcases added and rakefile updated

Rakefile

@@ -1,8 +1,23 @@
-# 
-# To change this template, choose Tools | Templates
-# and open the template in the editor.
+require "rake"
+require "rake/testtask"
+require "rake/rdoctask"
+require "rake/clean"
+require "rake/gempackagetask"
 
+task :default => [ :test ]
+task :test    => [ :test_units ]
+
+desc "run unit tests in test/unit"
+rt = Rake::TestTask.new("test_units") do |t|
+  t.libs << "test/unit"
+  t.pattern = "test/test_*.rb"
+  t.verbose = true
+end
 
-require 'rake'
-require 'rake/testtask'
-require 'rake/rdoctask'
+desc "create rdoc in /doc"
+rd = Rake::RDocTask.new("doc") do |rd|
+  rd.main = "README"
+  rd.rdoc_files.include("README", "lib/*.rb")
+  rd.options << "--all"
+  rd.rdoc_dir = "rdoc"
+end

test/test_button.rb

@@ -0,0 +1,15 @@
+require "test/unit"
+
+require "rswing"
+
+class TestButton < Test::Unit::TestCase
+  include RSwing::Components
+
+  def setup
+    @button = Button.new "hello world"
+  end
+
+  def test_events
+    assert(@button.respond_to?(:on_click), "no on_click method available!")
+  end
+end

test/test_container.rb

@@ -0,0 +1,48 @@
+require "test/unit"
+
+require "rswing"
+
+class TestContainer < Test::Unit::TestCase
+  include RSwing::Components
+
+  def setup
+    @container = Frame.new "my frame"
+    @button = Button.new "by button"
+  end
+
+  def test_indexer
+    btn = Button.new "my button", :belongs_to => @container, :name => :button
+    assert_equal(@container[:button], btn)
+  end
+
+  def test_add
+    @container.add @button
+    assert(@container.components.include?(@button), "container should have button!")
+  end
+
+  def test_remove
+    test_add
+    @container.remove @button
+    assert(! @container.components.include?(@button), "container should not have button!")
+  end
+
+  def test_add_if_requested
+    Container.add_if_requested @button, {}
+    assert(! @container.components.include?(@button), "container should not have button!")
+
+    Container.add_if_requested @button, :belongs_to => @container, :name => :new_button
+    assert(@container.components.include?(@button), "container now should have button!")
+    assert_not_nil(@container[:new_button], "container now should have button!")
+  end
+
+  def test_components
+    frame = Frame.new "my frame"
+    panel = Panel.new
+
+    frame.add @button
+    assert(frame.components.include?(@button), "frame should have button!")
+
+    panel.add @button
+    assert(panel.components.include?(@button), "panel should have button!")
+  end
+end