Method execute

external/catch.hpp:13337–13362

            }

            Totals execute() {
                auto const& invalidArgs = m_config->testSpec().getInvalidArgs();
                Totals totals;
                m_context.testGroupStarting(m_config->name(), 1, 1);
                for (auto const& testCase : m_tests) {
                    if (!m_context.aborting())
                        totals += m_context.runTest(*testCase);
                    else
                        m_context.reporter().skipTest(*testCase);
                }

                for (auto const& match : m_matches) {
                    if (match.tests.empty()) {
                        m_context.reporter().noMatchingTestCases(match.name);
                        totals.error = -1;
                    }
                }

                if (!invalidArgs.empty()) {
                    for (auto const& invalidArg: invalidArgs)
                         m_context.reporter().reportInvalidArguments(invalidArg);
                }

                m_context.testGroupEnded(m_config->name(), totals, 1, 1);
                return totals;
            }

        private:
            using Tests = std::set<TestCase const*>;