diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/math/gcd-lcm.cpp | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/test/math/gcd-lcm.cpp b/test/math/gcd-lcm.cpp deleted file mode 100644 index 294095b..0000000 --- a/test/math/gcd-lcm.cpp +++ /dev/null @@ -1,46 +0,0 @@ -#include "../util.h" -#include <math/gcd-lcm.cpp> - -void stress_test() { - if (::gcd(0, 0) != 0) cerr << "error: gcd(0, 0)" << FAIL; - if (::lcm(0, 0) != 0) cerr << "error: lcm(0, 0)" << FAIL; - ll queries = 0; - timer t; - for (int i = 0; i < 1'000'000; i++) { - ll a = Random::integer<ll>(0, 1'000'000'000); - ll b = 0; - { - ll got = ::gcd(a, b); - ll expected = std::gcd(a, b); - if (got != expected) cerr << "gcd(" << a << ", " << b << "), got: " << got << ", expected: " << expected << FAIL; - } - { - ll got = ::lcm(a, b); - ll expected = std::lcm(a, b); - if (got != expected) cerr << "lcm(" << a << ", " << b << "), got: " << got << ", expected: " << expected << FAIL; - } - b = Random::integer<ll>(0, 1'000'000'000); - { - t.start(); - ll got = ::gcd(a, b); - t.stop(); - ll expected = std::gcd(a, b); - if (got != expected) cerr << "gcd(" << a << ", " << b << "), got: " << got << ", expected: " << expected << FAIL; - } - { - t.start(); - ll got = ::lcm(a, b); - t.stop(); - ll expected = std::lcm(a, b); - if (got != expected) cerr << "lcm(" << a << ", " << b << "), got: " << got << ", expected: " << expected << FAIL; - } - queries++; - } - cerr << "tested random queries: " << queries << endl; - if (t.time > 750) cerr << "too slow: " << t.time << FAIL; - cerr << "tested performance: " << t.time << "ms" << endl; -} - -int main() { - stress_test(); -} |