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Open Source Computer Vision Library
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79 lines
3.2 KiB
79 lines
3.2 KiB
/*M/////////////////////////////////////////////////////////////////////////////////////// |
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// |
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. |
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// |
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// By downloading, copying, installing or using the software you agree to this license. |
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// If you do not agree to this license, do not download, install, |
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// copy or use the software. |
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// |
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// |
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// Intel License Agreement |
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// For Open Source Computer Vision Library |
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// |
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// Copyright (C) 2000, Intel Corporation, all rights reserved. |
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// Third party copyrights are property of their respective owners. |
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// |
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// Redistribution and use in source and binary forms, with or without modification, |
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// are permitted provided that the following conditions are met: |
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// |
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// * Redistribution's of source code must retain the above copyright notice, |
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// this list of conditions and the following disclaimer. |
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// |
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// * Redistribution's in binary form must reproduce the above copyright notice, |
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// this list of conditions and the following disclaimer in the documentation |
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// and/or other materials provided with the distribution. |
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// |
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// * The name of Intel Corporation may not be used to endorse or promote products |
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// derived from this software without specific prior written permission. |
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// |
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// This software is provided by the copyright holders and contributors "as is" and |
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// any express or implied warranties, including, but not limited to, the implied |
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// warranties of merchantability and fitness for a particular purpose are disclaimed. |
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// In no event shall the Intel Corporation or contributors be liable for any direct, |
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// indirect, incidental, special, exemplary, or consequential damages |
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// (including, but not limited to, procurement of substitute goods or services; |
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// loss of use, data, or profits; or business interruption) however caused |
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// and on any theory of liability, whether in contract, strict liability, |
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// or tort (including negligence or otherwise) arising in any way out of |
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// the use of this software, even if advised of the possibility of such damage. |
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// |
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//M*/ |
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#include "test_precomp.hpp" |
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namespace opencv_test { namespace { |
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// |
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// TODO!!!: |
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// check_slice (and/or check) seem(s) to be broken, or this is a bug in function |
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// (or its inability to handle possible self-intersections in the generated contours). |
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// |
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// At least, if // return TotalErrors; |
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// is uncommented in check_slice, the test fails easily. |
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// So, now (and it looks like since 0.9.6) |
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// we only check that the set of vertices of the approximated polygon is |
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// a subset of vertices of the original contour. |
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// |
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//Tests to make sure that unreasonable epsilon (error) |
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//values never get passed to the Douglas-Peucker algorithm. |
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TEST(Imgproc_ApproxPoly, bad_epsilon) |
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{ |
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std::vector<Point2f> inputPoints; |
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inputPoints.push_back(Point2f(0.0f, 0.0f)); |
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std::vector<Point2f> outputPoints; |
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double eps = std::numeric_limits<double>::infinity(); |
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ASSERT_ANY_THROW(approxPolyDP(inputPoints, outputPoints, eps, false)); |
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eps = 9e99; |
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ASSERT_ANY_THROW(approxPolyDP(inputPoints, outputPoints, eps, false)); |
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eps = -1e-6; |
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ASSERT_ANY_THROW(approxPolyDP(inputPoints, outputPoints, eps, false)); |
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eps = NAN; |
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ASSERT_ANY_THROW(approxPolyDP(inputPoints, outputPoints, eps, false)); |
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} |
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}} // namespace
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