Class ThreadSafeTest

tests/test-scheduler-thread-safe.cpp:67–102

// ============================================

class ThreadSafeTest : public ::testing::Test {
protected:
    void SetUp() override {
        test_output.clear();
        task_execution_count = 0;
        thread1_requests = 0;
        thread2_requests = 0;
        isr_requests = 0;
        clearTaskRequestQueue();
        isInISRContext = false;
    }

    void TearDown() override {
        clearTaskRequestQueue();
    }

    // Helper: Run scheduler for specified duration
    void runScheduler(Scheduler& ts, unsigned long duration_ms) {
        unsigned long start = millis();
        while (millis() - start < duration_ms) {
            ts.execute();
            delay(1);
        }
    }

    // Helper: Wait for condition with timeout
    template<typename Condition>
    bool waitForCondition(Condition cond, unsigned long timeout_ms) {
        unsigned long start = millis();
        while (millis() - start < timeout_ms) {
            if (cond()) return true;
            delay(10);
        }
        return false;
    }
};

// ============================================
// Basic Queue Tests