From 4f1c87bcabbb9c5f2691f716c869e9d6fed96bc7 Mon Sep 17 00:00:00 2001
From: ser1zw <azariahsawtikes@gmail.com>
Date: Sun, 20 Jan 2013 04:29:37 +0900
Subject: [PATCH] update tests of CvMat#pyr_up

---
 test/helper.rb                     | 10 ++++++++++
 test/test_cvmat_imageprocessing.rb | 14 ++++++++++++--
 2 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/test/helper.rb b/test/helper.rb
index 6704d72..b861181 100755
--- a/test/helper.rb
+++ b/test/helper.rb
@@ -152,5 +152,15 @@ class OpenCVTestCase < Test::Unit::TestCase
     }
     n
   end
+
+  def color_hists(mat)
+    hists = [0] * mat.channel
+    (mat.rows * mat.cols).times { |i|
+      hists.size.times { |c|
+        hists[c] += mat[i][c]
+      }
+    }
+    hists
+  end
 end
 
diff --git a/test/test_cvmat_imageprocessing.rb b/test/test_cvmat_imageprocessing.rb
index 76bf7b6..096052d 100755
--- a/test/test_cvmat_imageprocessing.rb
+++ b/test/test_cvmat_imageprocessing.rb
@@ -1138,8 +1138,18 @@ class TestCvMat_imageprocessing < OpenCVTestCase
     mat1 = mat0.pyr_up
     mat2 = mat0.pyr_up(:gaussian_5x5)
 
-    assert_equal('02430c6cf143d3d104e25bc829f1fa93', hash_img(mat1))
-    assert_equal('02430c6cf143d3d104e25bc829f1fa93', hash_img(mat2))
+    [mat1, mat2].each { |mat|
+      assert_equal(mat0.cols * 2, mat.cols)
+      assert_equal(mat0.rows * 2, mat.rows)
+      assert_equal(mat0.depth, mat.depth)
+      assert_equal(mat0.channel, mat.channel)
+      b, g, r = color_hists(mat)
+      assert_in_delta(27500000, b, 1000000)
+      assert_in_delta(26000000, g, 1000000)
+      assert_in_delta(47000000, r, 1000000)
+    }
+    # Uncomment the following lines to show the result
+    # snap mat0, mat1, mat2
 
     assert_raise(TypeError) {
       mat0.pyr_up(DUMMY_OBJ)