Spec cleanup.

spec/chunky_png_spec.rb

@@ -1,37 +1,8 @@
 require 'spec_helper'
 
 describe ChunkyPNG do
-
-  # it "should create reference images for all color modes" do
-  #   image    = ChunkyPNG::Image.new(10, 10, ChunkyPNG::Color.rgb(100, 100, 100))
-  #   [:indexed, :grayscale, :grayscale_alpha, :truecolor, :truecolor_alpha].each do |color_mode|
-  #
-  #     color_mode_id = ChunkyPNG.const_get("COLOR_#{color_mode.to_s.upcase}")
-  #     filename = resource_file("gray_10x10_#{color_mode}.png")
-  #     image.save(filename, :color_mode => color_mode_id)
-  #   end
-  # end
-
-  # it "should create a reference image for operations" do
-  #   image = ChunkyPNG::Image.new(16, 16, ChunkyPNG::Color::WHITE)
-  #   r = 0
-  #   image.width.times do |x|
-  #     g = 0
-  #     image.height.times do |y|
-  #       image[x, y] = ChunkyPNG::Color.rgb(r, g, 255)
-  #       g += 16
-  #     end
-  #     r += 16
-  #   end
-  #   filename = resource_file('operations.png')
-  #   image.save(filename)
-  #   # `open #{filename}`
-  # end
 
-  # it "should create damaged CRC values" do
-  #   Zlib.stub!(:crc32).and_return(12345)
-  #   image = ChunkyPNG::Image.new(10, 10, ChunkyPNG::Color::BLACK)
-  #   image.save(resource_file('damaged_chunk.png'))
-  # end
+  it "should have a VERSION constant" do
+    ChunkyPNG.const_defined?('VERSION').should be_true
+  end
 end
-

spec/spec_helper.rb

@@ -24,6 +24,12 @@ def resource_file(name)
     File.expand_path("./resources/#{name}", File.dirname(__FILE__))
   end  
 
+  def resource_data(name)
+    data = nil
+    File.open(resource_file(name), 'rb') { |f| data = f.read } 
+    data
+  end
+
   def reference_canvas(name)
     ChunkyPNG::Canvas.from_file(resource_file("#{name}.png"))
   end