From 8d11c6c8213f46f0fa19826917c255edd5d43cb1 Mon Sep 17 00:00:00 2001 From: mzuenni Date: Sun, 28 Jul 2024 22:54:40 +0200 Subject: Test (#4) * update * moved content in subdir * rename file * add test setup * add test setup * add github action * automaticly test all cpp files * timeout after 10s * setulimit and dont zero memory * test build pdf * install latexmk * update * update * ngerman * fonts * removed old code * add first test * added tests * test in sorted order * more tests * simplified test * more tests * fix suffix tree * fixes and improvements * done ust lst directly * fix swap * add links to pdf * fix constants * add primorial * add comment * various improvements * more tests * added missing stuf * more tests * fix tests * more tests * more tests * more tests * fix recursion? * test trie * more tests * only use python temporarily for listings * only use python temporarily for listings * more tests * fix longestCommonSubstring * more tests * more tests * made code more similiar * fix? * more tests * more tests * more tests * add ahoCorasick test + limit 4GB stack size * more tests * fix test * add additional test * more tests * more tests * fix? * better fix * fix virtual tree * more tests * more tests * recursive closest pair * more tests * decrease limit * new tests * more tests * fix name * more tests * add test * new test * more tests * more tests * more tests * more tests * new test and content * new code * new code * larger tests * fix and test * new test * new test * update pdf * remove comments * new test * more tests * more testcases * more tests * increased limit * more tests * more tests * more tests * new tests * more tests * shortened code * new test * add basic tests for bigint * more tests * removed old files * new test * ignore some files * more auto more ccw * fix test * more tests * fix * new tests * more tests * more tests * stronger test * actually verify delaunay... * more tests * fix header * more tests * run tests parallel? * test parralel? * add --missing * separate workflows * test * is the pdf checked? * separate workflows * fix workflow * more workflows --------- Co-authored-by: Yidi --- test/math/linearSieve.cpp | 71 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 test/math/linearSieve.cpp (limited to 'test/math/linearSieve.cpp') diff --git a/test/math/linearSieve.cpp b/test/math/linearSieve.cpp new file mode 100644 index 0000000..8ea822b --- /dev/null +++ b/test/math/linearSieve.cpp @@ -0,0 +1,71 @@ +#include "../util.h" +namespace expected { +#include +} +#pragma GCC diagnostic ignored "-Wunused-parameter" +#include + +void stress_test() { + expected::primeSieve(); + expected::primes.resize(primes.size()); + if (expected::primes != primes) cerr << "error: primes" << FAIL; + int queries = 0; + for (int i = 1; i < 1'000'000; i++) { + auto got = sieved[i]; + auto expected = naive(i); + if (got != expected) cerr << i << ", got: " << got << ", expected: " << expected << FAIL; + queries++; + } + for (int i = 0; i < 1'000'000; i++) { + ll x = Random::integer(2, N); + auto got = sieved[x]; + auto expected = naive(x); + if (got != expected) cerr << x << ", got: " << got << ", expected: " << expected << FAIL; + queries++; + } + cerr << "tested queries: " << queries << endl; +} + +void test_tiny() { + if (mu( 3, 3, 1) != -1) cerr << "error: 1" << FAIL; + if (mu( 9, 3, 2) != 0) cerr << "error: 2" << FAIL; + if (mu(27, 3, 3) != 0) cerr << "error: 3" << FAIL; + + if (phi( 3, 3, 1) != 2) cerr << "error: 4" << FAIL; + if (phi( 9, 3, 2) != 6) cerr << "error: 5" << FAIL; + if (phi(27, 3, 3) != 18) cerr << "error: 6" << FAIL; + + if (div( 3, 3, 1) != 2) cerr << "error: 7" << FAIL; + if (div( 9, 3, 2) != 3) cerr << "error: 8" << FAIL; + if (div(27, 3, 3) != 4) cerr << "error: 9" << FAIL; + + if (divSum( 3, 3, 1) != 4) cerr << "error: 10" << FAIL; + if (divSum( 9, 3, 2) != 13) cerr << "error: 11" << FAIL; + if (divSum(27, 3, 3) != 40) cerr << "error: 12" << FAIL; + + if (square( 3, 3, 1) != 1) cerr << "error: 13" << FAIL; + if (square( 9, 3, 2) != 9) cerr << "error: 14" << FAIL; + if (square(27, 3, 3) != 9) cerr << "error: 15" << FAIL; + + if (squareFree( 3, 3, 1) != 3) cerr << "error: 13" << FAIL; + if (squareFree( 9, 3, 2) != 3) cerr << "error: 14" << FAIL; + if (squareFree(27, 3, 3) != 3) cerr << "error: 15" << FAIL; + cerr << "tested tiny" << endl; +} + +void performance_test() { + timer t; + t.start(); + sieve(); + hash_t hash = sz(primes); + t.stop(); + if (t.time > 500) cerr << "too slow: " << t.time << FAIL; + cerr << "tested performance: " << t.time << "ms (hash: " << hash << ")" << endl; +} + +int main() { + performance_test(); + stress_test(); + test_tiny(); +} + -- cgit v1.2.3