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41
42#include "test_precomp.hpp"
43
44using namespace cv;
45
46class CV_LshTableBadArgTest : public cvtest::BadArgTest
47{
48protected:
49    void run(int);
50    void run_func(void) { }
51
52    struct Caller
53    {
54        int table_number, key_size, multi_probe_level;
55        Mat features;
56
57        void operator()() const
58        {
59            flann::LshIndexParams indexParams(table_number, key_size, multi_probe_level);
60            flann::Index lsh(features, indexParams);
61        }
62    };
63};
64
65void CV_LshTableBadArgTest::run( int /* start_from */ )
66{
67    RNG &rng = ts->get_rng();
68
69    Caller caller;
70    Size featuresSize = cvtest::randomSize(rng, 10.0);
71    caller.features = cvtest::randomMat(rng, featuresSize, CV_8UC1, 0, 255, false);
72    caller.table_number = 12;
73    caller.multi_probe_level = 2;
74
75    int errors = 0;
76    caller.key_size = 0;
77    errors += run_test_case(Error::StsBadArg, "key_size is zero", caller);
78
79    caller.key_size = static_cast<int>(sizeof(size_t) * CHAR_BIT);
80    errors += run_test_case(Error::StsBadArg, "key_size is too big", caller);
81
82    caller.key_size += cvtest::randInt(rng) % 100;
83    errors += run_test_case(Error::StsBadArg, "key_size is too big", caller);
84
85    if (errors != 0)
86        ts->set_failed_test_info(cvtest::TS::FAIL_MISMATCH);
87    else
88        ts->set_failed_test_info(cvtest::TS::OK);
89}
90
91TEST(Flann_LshTable, badarg) { CV_LshTableBadArgTest test; test.safe_run(); }
92