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ruby-opencv/test/test_cvcontourtree.rb

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2011-07-30 11:37:45 -04:00
#!/usr/bin/env ruby
# -*- mode: ruby; coding: utf-8-unix -*-
require 'test/unit'
require 'opencv'
require File.expand_path(File.dirname(__FILE__)) + '/helper'
include OpenCV
# Tests for OpenCV::CvContourTree
class TestCvContourTree < OpenCVTestCase
def setup
@tree = CvContourTree.new(CvPoint)
end
def test_initialize
tree = CvContourTree.new(CvPoint)
assert_equal(CvContourTree, tree.class)
assert(tree.is_a? CvSeq)
end
def test_p1
assert_equal(CvPoint, @tree.p1.class)
end
def test_p2
assert_equal(CvPoint, @tree.p2.class)
end
def test_contour
mat0 = create_cvmat(128, 128, :cv8u, 1) { |j, i|
(j - 64) ** 2 + (i - 64) ** 2 <= (32 ** 2) ? CvColor::White : CvColor::Black
}
contour = mat0.find_contours
tree = contour.create_tree
contour = tree.contour(CvTermCriteria.new(100, 0.01))
assert_equal(CvContour, contour.class)
assert_raise(CvStsBadArg) {
tree.contour(CvTermCriteria.new(0, 0))
}
end
end