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features2d(test): add crossCheck=true test

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This commit is contained in:
Alexander Alekhin 2018-11-16 19:22:43 +00:00
parent 1196eb33fc
commit a68835f7f1
1 changed files with 19 additions and 0 deletions
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19
modules/features2d/test/test_matchers_algorithmic.cpp
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@ -558,4 +558,23 @@ TEST( Features2d_DMatch, read_write )
ASSERT_NE( strstr(str.c_str(), "4.5"), (char*)0 );
}
TEST(Features2d_DMatch, issue_11855)
{
Mat sources = (Mat_<uchar>(2, 3) << 1, 1, 0,
1, 1, 1);
Mat targets = (Mat_<uchar>(2, 3) << 1, 1, 1,
0, 0, 0);
Ptr<BFMatcher> bf = BFMatcher::create(NORM_HAMMING, true);
vector<vector<DMatch> > match;
bf->knnMatch(sources, targets, match, 1, noArray(), true);
ASSERT_EQ((size_t)1, match.size());
ASSERT_EQ((size_t)1, match[0].size());
EXPECT_EQ(1, match[0][0].queryIdx);
EXPECT_EQ(0, match[0][0].trainIdx);
EXPECT_EQ(0.0f, match[0][0].distance);
}
}} // namespace