test_refparams_v1.tc

test_refparams_v1.tc — reference parameters (Phase A v1) probe

Source on GitHub

// =================================================================
// test_refparams_v1.tc — reference parameters (Phase A v1) probe
// =================================================================

// Test 1: classic swap
void swap(int& a, int& b) {
    int tmp = a;
    a = b;
    b = tmp;
}

void test_swap() {
    int x = 5;
    int y = 7;
    swap(x, y);
    addLog("test_swap: x=%d y=%d (expect 7,5)", x, y);
}

// Test 2: increment + multi-out
void parse_pair(int input, int& low, int& high) {
    low  = input & 0xFF;
    high = (input >> 8) & 0xFF;
}

void test_multi_out() {
    int hi = 0;
    int lo = 0;
    parse_pair(0xABCD, lo, hi);
    addLog("test_multi_out: lo=0x%02x hi=0x%02x (expect cd,ab)", lo, hi);
}

// Test 3: compound assignment on ref
void inc_by(int& n, int amount) {
    n += amount;
}

void test_compound() {
    int counter = 10;
    inc_by(counter, 5);
    inc_by(counter, 5);
    inc_by(counter, 5);
    addLog("test_compound: counter=%d (expect 25)", counter);
}

// Test 4: globals as ref args
int g_count = 0;
int g_total = 0;

void accumulate(int& count, int& total, int sample) {
    count += 1;
    total += sample;
}

void test_globals() {
    accumulate(g_count, g_total, 100);
    accumulate(g_count, g_total, 200);
    accumulate(g_count, g_total, 300);
    addLog("test_globals: g_count=%d g_total=%d (expect 3,600)", g_count, g_total);
}

int main() {
    addLog("=== refparams v1 probe start ===");
    test_swap();
    test_multi_out();
    test_compound();
    test_globals();
    addLog("=== refparams v1 probe end ===");
    return 0;
}