1
0
Fork 0
mirror of https://github.com/systemed/tilemaker synced 2025-02-21 13:24:09 +01:00
tilemaker/test/helpers.test.cpp
2024-10-13 18:03:44 +01:00

95 lines
2.5 KiB
C++

#include <iostream>
#include "external/minunit.h"
#include "helpers.h"
MU_TEST(test_get_chunks) {
{
auto rv = getNewlineChunks("test/test.jsonl", 1);
mu_check(rv.size() == 1);
mu_check(rv[0].offset == 0);
mu_check(rv[0].length == 24);
}
{
auto rv = getNewlineChunks("test/test.jsonl", 2);
mu_check(rv.size() == 2);
mu_check(rv[0].offset == 0);
mu_check(rv[0].length == 12);
mu_check(rv[1].offset == 12);
mu_check(rv[1].length == 12);
}
// Dividing into 3 chunks gives a lop-sided result; one of the chunks
// consists only of whitespace. This is OK.
{
auto rv = getNewlineChunks("test/test.jsonl", 3);
mu_check(rv.size() == 3);
mu_check(rv[0].offset == 0);
mu_check(rv[0].length == 12);
mu_check(rv[1].offset == 12);
mu_check(rv[1].length == 11);
mu_check(rv[2].offset == 23);
mu_check(rv[2].length == 1);
}
// Dividing into many more chunks than is possible devolves into
// one chunk per newline.
{
auto rv = getNewlineChunks("test/test.jsonl", 128);
mu_check(rv.size() == 4);
mu_check(rv[0].offset == 0);
mu_check(rv[0].length == 2);
mu_check(rv[1].offset == 2);
mu_check(rv[1].length == 10);
mu_check(rv[2].offset == 12);
mu_check(rv[2].length == 11);
mu_check(rv[3].offset == 23);
mu_check(rv[3].length == 1);
}
}
MU_TEST(test_compression_gzip) {
std::string input = "a random string to be compressed";
for (int level = 1; level < 9; level++) {
std::string gzipped = compress_string(input, level, true);
std::string unzipped;
decompress_string(unzipped, gzipped.data(), gzipped.size(), true);
mu_check(unzipped == input);
}
std::string gzipped = compress_string(input, -1, true);
std::string unzipped;
decompress_string(unzipped, gzipped.data(), gzipped.size(), true);
mu_check(unzipped == input);
}
MU_TEST(test_compression_zlib) {
std::string input = "a random string to be compressed";
for (int level = 1; level < 9; level++) {
std::string gzipped = compress_string(input, level, false);
std::string unzipped;
decompress_string(unzipped, gzipped.data(), gzipped.size(), false);
mu_check(unzipped == input);
}
std::string gzipped = compress_string(input, -1, false);
std::string unzipped;
decompress_string(unzipped, gzipped.data(), gzipped.size(), false);
mu_check(unzipped == input);
}
MU_TEST_SUITE(test_suite_helpers) {
MU_RUN_TEST(test_get_chunks);
MU_RUN_TEST(test_compression_gzip);
MU_RUN_TEST(test_compression_zlib);
}
int main() {
MU_RUN_SUITE(test_suite_helpers);
MU_REPORT();
return MU_EXIT_CODE;
}