47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
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#include <cruft/util/tap.hpp>
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#include <cruft/util/extent.hpp>
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#include <cruft/util/geom/sample/subregion.hpp>
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int
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main ()
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{
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cruft::TAP::logger tap;
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static const struct {
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cruft::extent2i shape;
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cruft::extent2i field;
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char const *message;
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} TESTS[] = {
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{ { 1, 1 }, { 1, 1 }, "Unit shape and unit field" },
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{ { 1, 1 }, { 100, 100 }, "Unit shape and large field" },
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{ { 10, 10 }, { 100, 100 }, "Square shape and large field" },
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{ { 1, 10 }, { 100, 100 }, "Tall shape and large field" },
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{ { 10, 1 }, { 100, 100 }, "" },
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{ { 2, 2 }, { 100, 100 }, "" },
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};
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static const int ITERATIONS = 1'000;
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for (auto const &[shape, field, msg]: TESTS) {
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cruft::rand::xoshiro256plusplus gen (42);
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cruft::geom::sample::subregion sampler {shape, field};
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cruft::region2i const valid (cruft::point2i (0), field);
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bool success = true;
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for (int i = 0; i < ITERATIONS; ++i) {
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auto const choice = sampler (gen);
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if (!valid.covers (choice)) {
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success = false;
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break;
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}
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}
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tap.expect (success, "subregion coverage validity, %!", msg);
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}
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return tap.status ();
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}
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