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Test mmap #80

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merged 1 commit into from
Oct 11, 2024
Merged

Test mmap #80

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12 changes: 12 additions & 0 deletions test/test.hxx
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,7 @@ extern "C" {
#include <math.h>
#include <pthread.h>
#include <unistd.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <string.h>
Expand Down Expand Up @@ -61,6 +62,17 @@ public:

return !getVersionFunction ? 0 : std::atof(((const char*(*)())getVersionFunction)());
}

static void* AllocatePage() {
void *memory = mmap(nullptr, 4096, PROT_READ | PROT_WRITE, MAP_ANON | MAP_PRIVATE, -1, 0);

if (memory == MAP_FAILED)
throw std::runtime_error(std::string("mmap() failed: ") + strerror(errno));

return memory;
}

static bool DeallocatePage(void *memory) { return munmap(memory, 4096) == 0; }
};

class LibDL {
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2 changes: 2 additions & 0 deletions test/testExe.cxx
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Expand Up @@ -27,6 +27,8 @@ int main(int argc, const char *argv[])
if (!test::LibC::WithRandom([](std::size_t random) { std::cout << " Random: " << random << std::endl; }))
std::cout << " Random functions unsupported" << std::endl;

REQUIRE(test::LibC::DeallocatePage(test::LibC::AllocatePage()));

REQUIRE(test::LibC::WithTruncatedFile([](ino_t inode, mode_t mode, uid_t uid, gid_t gid, off_t size, long long m_sec) {
std::cout << " WithFile {inode: " << inode << ", mode: " << std::oct << mode << std::dec << ", uid: " << uid << ", gid: " << gid << ", size: " << size << ", modification time: " << m_sec << "}" << std::endl;
REQUIRE(size == 1);
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2 changes: 2 additions & 0 deletions test/testSo.cxx
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Expand Up @@ -32,6 +32,8 @@ extern "C" int runSO(int argc, const char *argv[])
if (!test::LibC::WithRandom([](std::size_t random) { std::cout << " Random: " << random << std::endl; }))
std::cout << " Random functions unsupported" << std::endl;

REQUIRE(test::LibC::DeallocatePage(test::LibC::AllocatePage()));

REQUIRE(test::LibC::WithTruncatedFile([](ino_t inode, mode_t mode, uid_t uid, gid_t gid, off_t size, long long m_sec) {
std::cout << " WithFile {inode: " << inode << ", mode: " << std::oct << mode << std::dec << ", uid: " << uid << ", gid: " << gid << ", size: " << size << ", modification time: " << m_sec << "}" << std::endl;
REQUIRE(size == 1);
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