mirror of
https://github.com/ruby-opencv/ruby-opencv
synced 2023-03-27 23:22:12 -04:00
132 lines
3.4 KiB
Ruby
Executable file
132 lines
3.4 KiB
Ruby
Executable file
#!/usr/bin/env ruby
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# -*- mode: ruby; coding: utf-8-unix -*-
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require 'test/unit'
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require 'opencv'
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require File.expand_path(File.dirname(__FILE__)) + '/helper'
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include OpenCV
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# Tests for OpenCV::IplImage
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class TestIplImage < OpenCVTestCase
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def test_initialize
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img = IplImage.new(10, 20)
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assert_equal(10, img.width)
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assert_equal(20, img.height)
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assert_equal(:cv8u, img.depth)
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assert_equal(3, img.channel)
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img = IplImage.new(30, 40, :cv32f, 1)
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assert_equal(30, img.width)
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assert_equal(40, img.height)
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assert_equal(:cv32f, img.depth)
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assert_equal(1, img.channel)
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end
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def test_load
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img = IplImage.load(FILENAME_CAT)
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assert_equal(IplImage, img.class)
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assert_equal(375, img.width)
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assert_equal(500, img.height)
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assert_equal(:cv8u, img.depth)
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assert_equal(3, img.channel)
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assert_equal('f2e4dc5d6d3fc285203762ff53d150c7', hash_img(img))
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img = IplImage.load(FILENAME_CAT, CV_LOAD_IMAGE_GRAYSCALE)
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assert_equal(IplImage, img.class)
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assert_equal(375, img.width)
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assert_equal(500, img.height)
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assert_equal(:cv8u, img.depth)
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assert_equal(1, img.channel)
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# The following test fails only when executed by test runner. (I don't know why...)
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# $ ruby test/runner.rb #=> fail
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# $ ruby test/test_iplimage.rb #=> pass
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assert_equal('b1a0c1c5504961b62e15fa7d57a2e7e0', hash_img(img))
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img = IplImage.load(FILENAME_CAT, CV_LOAD_IMAGE_ANYDEPTH | CV_LOAD_IMAGE_ANYCOLOR)
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assert_equal(IplImage, img.class)
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assert_equal(375, img.width)
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assert_equal(500, img.height)
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assert_equal(:cv8u, img.depth)
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assert_equal(3, img.channel)
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assert_equal('f2e4dc5d6d3fc285203762ff53d150c7', hash_img(img))
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assert_raise(ArgumentError) {
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IplImage.load
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}
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assert_raise(TypeError) {
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IplImage.load(123)
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}
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assert_raise(TypeError) {
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IplImage.load(FILENAME_CAT, 'foobar')
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}
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assert_raise(StandardError) {
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IplImage.load('file/does/not/exist')
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}
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end
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def test_roi
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img = IplImage.new(20, 30)
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rect = img.roi
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assert_equal(0, rect.x)
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assert_equal(0, rect.y)
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assert_equal(img.width, rect.width)
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assert_equal(img.height, rect.height)
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img.set_roi(CvRect.new(2, 3, 10, 20))
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rect = img.roi
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assert_equal(2, rect.x)
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assert_equal(3, rect.y)
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assert_equal(10, rect.width)
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assert_equal(20, rect.height)
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img.reset_roi
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rect = img.roi
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assert_equal(0, rect.x)
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assert_equal(0, rect.y)
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assert_equal(img.width, rect.width)
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assert_equal(img.height, rect.height)
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img.set_roi(CvRect.new(1, 2, 5, 6)) {|image|
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rect = image.roi
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assert_equal(1, rect.x)
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assert_equal(2, rect.y)
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assert_equal(5, rect.width)
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assert_equal(6, rect.height)
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}
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rect = img.roi
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assert_equal(0, rect.x)
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assert_equal(0, rect.y)
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assert_equal(img.width, rect.width)
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assert_equal(img.height, rect.height)
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# Alias
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img.roi = CvRect.new(4, 5, 11, 12)
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rect = img.roi
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assert_equal(4, rect.x)
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assert_equal(5, rect.y)
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assert_equal(11, rect.width)
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assert_equal(12, rect.height)
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end
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def test_coi
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img = IplImage.new(20, 30)
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assert_equal(0, img.coi)
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img.set_coi(1)
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assert_equal(1, img.coi)
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img.reset_coi
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assert_equal(0, img.coi)
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img.set_coi(2) {|image|
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assert_equal(2, image.coi)
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}
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assert_equal(0, img.coi)
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# Alias
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img.coi = 1
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assert_equal(1, img.coi)
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end
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end
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