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Add test coverage for <flat_set> to test_header_units_and_modules.hpp #5986

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Merged
Stephan T. Lavavej (StephanTLavavej) merged 2 commits into from
Jan 5, 2026
Merged

Add test coverage for <flat_set> to test_header_units_and_modules.hpp #5986

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a0e606a
Add <flat_set> test to test_header_units_and_modules.hpp
vmichal Dec 18, 2025
b929a5d
`fss` => `fms`
StephanTLavavej Jan 5, 2026
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19 changes: 18 additions & 1 deletion tests/std/include/test_header_units_and_modules.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -269,7 +269,24 @@ void test_flat_set() {
using namespace std;
puts("Testing <flat_set>.");

// FIXME! ADD TEST COVERAGE HERE!
[[maybe_unused]] constexpr sorted_unique_t unique_tag = sorted_unique;
[[maybe_unused]] constexpr sorted_equivalent_t equivalent_tag = sorted_equivalent;

constexpr auto simple_truth = [](const auto&) { return true; };

flat_set<int> fs;
fs.emplace(42);
fs.emplace(42);
assert(fs.size() == 1);
assert(erase_if(fs, simple_truth) == 1);
assert(fs.empty());

flat_multiset<int> fms;
fms.emplace(42);
fms.emplace(42);
assert(fms.size() == 2);
assert(erase_if(fms, simple_truth) == 2);
assert(fms.empty());
}
#endif // TEST_STANDARD >= 23

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