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executable file 66 lines (53 sloc) 1.517 kB
#!/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::CvFeatureTree
class TestCvFeatureTree < OpenCVTestCase
def test_initialize
desc = CvMat.new(1, 1, :cv32f, 1)
ft = CvFeatureTree.new(desc)
assert_equal(CvFeatureTree, ft.class)
assert_raise(TypeError) {
CvFeatureTree.new(DUMMY_OBJ)
}
end
def test_find_feature
dim = 2
points = []
points << [99, 51]
points << [52, 57]
points << [57, 42]
points << [13, 39]
points << [15, 68]
points << [75, 11]
points << [69, 62]
points << [52, 46]
points << [0, 64]
points << [67, 16]
desc1 = CvMat.new(points.size, dim, :cv32f, 1)
desc1.set_data(points)
pt = [[50, 50], [11, 40]]
desc2 = CvMat.new(pt.size, dim, :cv32f, 1)
desc2.set_data(pt)
ft = CvFeatureTree.new(desc1)
results, dist = ft.find_features(desc2, 1, 10)
assert_equal(CvMat, results.class)
assert_equal(CvMat, dist.class)
assert_equal(7, results[0][0].to_i)
assert_in_delta(4.472, dist[0][0], 0.001)
assert_equal(3, results[1][0].to_i)
assert_in_delta(2.236, dist[1][0], 0.001)
assert_raise(TypeError) {
ft.find_features(DUMMY_OBJ, 1, 10)
}
assert_raise(TypeError) {
ft.find_features(desc2, DUMMY_OBJ, 10)
}
assert_raise(TypeError) {
ft.find_features(desc2, 1, DUMMY_OBJ)
}
end
end
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