added some tests

test/test_opencv.rb

@@ -1,6 +1,60 @@
 #!/usr/bin/env ruby
+#  -*- mode: ruby; coding: utf-8-unix -*- 
 
 $:.unshift(File.dirname(__FILE__) + '/../lib')
-
+require 'test/unit'
+require 'digest/md5'
 require 'opencv'
 
+include OpenCV
+
+class TestOpenCV < Test::Unit::TestCase
+  # mat_types = [CV_8UC1, CV_8UC2, CV_8UC3, CV_8UC4,
+  #              CV_8SC1, CV_8SC2, CV_8SC3,  CV_8SC4,
+  #              CV_16UC1, CV_16UC2, CV_16UC3, CV_16UC4,
+  #              CV_16SC1, CV_16SC2, CV_16SC3, CV_16SC4,
+  #              CV_32SC1, CV_32SC2, CV_32SC3, CV_32SC4,
+  #              CV_32FC1, CV_32FC2, CV_32FC3, CV_32FC4,
+  #              CV_64FC1, CV_64FC2, CV_64FC3, CV_64FC4]
+
+  # mat_types_single = [CV_8UC1, CV_8SC1,
+  #                     CV_16UC1, CV_16SC1,
+  #                     CV_32SC1, CV_32FC1,
+  #                     CV_64FC1]
+
+  def setup
+    @depths = [CV_8U, CV_8S,
+               CV_16U, CV_16S,
+               CV_32S, CV_32F,
+               CV_64F]
+    @depthsize = {
+      CV_8U => 1,
+      CV_8S => 1,
+      CV_16U => 2,
+      CV_16S => 2,
+      CV_32S => 4,
+      CV_32F => 4,
+      CV_64F => 8
+    }
+  end
+
+  def get_sample(filename, iscolor = nil)
+    IplImage::load('samples/' + filename, iscolor)
+  end
+  
+  def snap(*images)
+    win = []
+    images.size.times { |i| win << GUI::Window.new("snap-#{i}") }
+    win.each_with_index { |w, i| w.show images[i] }
+    
+    GUI::wait_key
+    GUI::Window::destroy_all
+  end
+
+  def hash_img(img)
+    # Compute a hash for an image, useful for image comparisons
+    Digest::MD5.hexdigest(img.data)
+  end
+end
+
+