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VILLASnode/tests/unit/pool.cpp
Philipp Jungkamp 0cb4ac79d5 unit-tests: intialize global test params at runtime
Move the intialization of the paramters to runtime by converting the
static array to a vector and filling it when critirion calls the test
setup.

Global variable initialization order across translation units is not
defined.
Referring to e.g. the memory::mmap global variable in the initialization
of the static unit test parameter set may leave an incorrect address in
the struct param.

Signed-off-by: Philipp Jungkamp <Philipp.Jungkamp@opal-rt.com>
2023-06-23 11:33:34 +02:00

80 lines
1.9 KiB
C++

/** Unit tests for memory pool
*
* @author Steffen Vogel <post@steffenvogel.de>
* @copyright 2014-2022, Institute for Automation of Complex Power Systems, EONERC
* @license Apache 2.0
*********************************************************************************/
#include <criterion/criterion.h>
#include <criterion/parameterized.h>
#include <signal.h>
#include <vector>
#include <villas/pool.hpp>
#include <villas/utils.hpp>
#include <villas/log.hpp>
using namespace villas;
using namespace villas::node;
extern void init_memory();
struct param {
int thread_count;
int pool_size;
size_t block_size;
struct memory::Type *mt;
};
ParameterizedTestParameters(pool, basic)
{
static std::vector<struct param> params;
params.clear();
params.push_back({ 1, 4096, 150, &memory::heap });
params.push_back({ 1, 128, 8, &memory::mmap });
params.push_back({ 1, 4, 8192, &memory::mmap_hugetlb });
params.push_back({ 1, 1 << 13, 4, &memory::mmap_hugetlb });
return cr_make_param_array(struct param, params.data(), params.size());
}
// cppcheck-suppress unknownMacro
ParameterizedTest(struct param *p, pool, basic, .init = init_memory)
{
int ret;
struct Pool pool;
void *ptr, *ptrs[p->pool_size];
logging.setLevel("trace");
if (!utils::isPrivileged() && p->mt == &memory::mmap_hugetlb)
cr_skip_test("Skipping memory_mmap_hugetlb tests allocatpr because we are running in an unprivileged environment.");
ret = pool_init(&pool, p->pool_size, p->block_size, p->mt);
cr_assert_eq(ret, 0, "Failed to create pool");
ptr = pool_get(&pool);
cr_assert_neq(ptr, nullptr);
memset(ptr, 1, p->block_size); /* check that we dont get a seg fault */
int i;
for (i = 1; i < p->pool_size; i++) {
ptrs[i] = pool_get(&pool);
if (ptrs[i] == nullptr)
break;
}
if (i < p->pool_size)
cr_assert_neq(ptrs[i], nullptr);
ptr = pool_get(&pool);
cr_assert_eq(ptr, nullptr);
ret = pool_destroy(&pool);
cr_assert_eq(ret, 0, "Failed to destroy pool");
}