gmqcc/tests/truth-flags-2.qc

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void print(...) = #1;
string ftos (float) = #2;
float test_s_not (string s) { return !s; }
float test_s_and (string s, string t) { return s && t; }
float test_s_or (string s, string t) { return s || t; }
float test_s_if (string s) { if (s) return 1; return 0; }
float test_s_ifnot(string s) { if not (s) return 1; return 0; }
void test(string s, string t) {
print(ftos(!!test_s_not (s)), " ");
print(ftos(!!test_s_and (s, t)), " ");
print(ftos(!!test_s_or (s, t)), " ");
print(ftos(!!test_s_if (s)), " ");
print(ftos(!!test_s_ifnot(s)), "\n");
}
string nuls;
void main() {
print(" ! & | i N\n");
print("'str', 'str' -> "); test("FULL", "FULL");
print("'str', '' -> "); test("FULL", "" );
print("'str', 0 -> "); test("FULL", nuls );
print("'', 'str' -> "); test("", "FULL");
print("'', '' -> "); test("", "" );
print("'', 0 -> "); test("", nuls );
print("0, 'str' -> "); test(nuls, "FULL");
print("0, '' -> "); test(nuls, "" );
print("0, 0 -> "); test(nuls, nuls );
}