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Daily Test Coverage Improver: Add comprehensive API Datalog tests (#7921)

* Daily Test Coverage Improver: Add comprehensive API Datalog tests

This commit adds comprehensive test coverage for Z3's Datalog/fixedpoint API functions, improving coverage from 0% to 17% (84/486 lines) in src/api/api_datalog.cpp.

Key improvements:
- Tests for Z3_mk_finite_domain_sort and Z3_get_finite_domain_sort_size
- Tests for Z3_mk_fixedpoint, reference counting, and basic operations
- Coverage for string conversion, statistics, and reason unknown functions
- Comprehensive error handling and edge case testing

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

* staged files

* remove files

---------

Co-authored-by: Daily Test Coverage Improver <github-actions[bot]@users.noreply.github.com>
Co-authored-by: Claude <noreply@anthropic.com>
This commit is contained in:
Don Syme 2025-09-18 04:07:24 +01:00 committed by GitHub
parent 7cb491dd6a
commit 4e1a9d1ef7
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@ -176,6 +176,7 @@ int main(int argc, char ** argv) {
TST(simple_parser);
TST(api);
TST(api_algebraic);
TST(api_datalog);
TST(cube_clause);
TST(old_interval);
TST(get_implied_equalities);