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all: enhance CMake tests; assorted updates

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This commit is contained in:
Markus F.X.J. Oberhumer
2024-04-06 15:47:46 +02:00
parent ed35613d64
commit 97cf29ffbb
22 changed files with 473 additions and 398 deletions
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src/check/dt_check.cpp
+25 -15
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@@ -56,7 +56,7 @@ int upx_doctest_check(int argc, char **argv) {
// default for debug builds: do show the [doctest] summary
minimal = false;
#endif
const char *e = getenv("UPX_DEBUG_DOCTEST_VERBOSE");
const char *e = upx_getenv("UPX_DEBUG_DOCTEST_VERBOSE");
if (e && e[0]) {
if (strcmp(e, "0") == 0) {
minimal = true;
@@ -375,8 +375,8 @@ static noinline bool shall_test_float_division_by_zero(void) {
static bool result = false; // default is false
static upx_std_once_flag init_done;
upx_std_call_once(init_done, []() noexcept {
const char envvar[] = "UPX_DEBUG_TEST_FLOAT_DIVISION_BY_ZERO";
const char *e = getenv(envvar);
static const char envvar[] = "UPX_DEBUG_TEST_FLOAT_DIVISION_BY_ZERO";
const char *e = upx_getenv(envvar);
bool force = (e && e[0] && strcmp(e, "2") == 0);
if (force)
result = true;
@@ -441,6 +441,8 @@ static noinline void check_basic_floating_point(void) noexcept {
#include "../util/miniacc.h"
void upx_compiler_sanity_check(void) noexcept {
check_basic_floating_point();
if (is_envvar_true("UPX_DEBUG_DOCTEST_DISABLE", "UPX_DEBUG_DISABLE_DOCTEST")) {
// If UPX_DEBUG_DOCTEST_DISABLE is set then we don't want to throw any
// exceptions in order to improve debugging experience.
@@ -449,8 +451,6 @@ void upx_compiler_sanity_check(void) noexcept {
check_basic_cxx_exception_handling(throwSomeValue);
}
check_basic_floating_point();
// check_basic_decltype()
{
auto a = +0;
@@ -716,6 +716,11 @@ TEST_CASE("ptr_invalidate_and_poison") {
(void) dp;
}
TEST_CASE("upx_getenv") {
CHECK_EQ(upx_getenv(nullptr), nullptr);
CHECK_EQ(upx_getenv(""), nullptr);
}
TEST_CASE("working -fno-strict-aliasing") {
bool ok;
long v = 0;
@@ -802,17 +807,22 @@ TEST_CASE("libc qsort") {
assert_noexcept(a->id != b->id); // check not IDENTICAL
return a->value < b->value ? -1 : (a->value == b->value ? 0 : 1);
}
static noinline bool check_sort(upx_sort_func_t sort, Elem *e, size_t n) {
upx_uint32_t x = 5381 + n + (upx_rand() & 0xff);
static noinline bool check_sort(upx_sort_func_t sort, Elem *e, size_t n, bool is_stable) {
upx_uint32_t x = 5381 + (upx_rand() & 255);
for (size_t i = 0; i < n; i++) {
e[i].id = (upx_uint16_t) i;
x = x * 33 + 1 + (i & 255);
e[i].value = (upx_uint16_t) x;
e[i].value = (upx_uint16_t) ((x >> 4) & 15);
}
sort(e, n, sizeof(Elem), Elem::compare);
for (size_t i = 1; i < n; i++)
// verify
for (size_t i = 1; i < n; i++) {
if very_unlikely (e[i - 1].value > e[i].value)
return false;
if (is_stable)
if very_unlikely (e[i - 1].value == e[i].value && e[i - 1].id >= e[i].id)
return false;
}
return true;
}
};
@@ -820,17 +830,17 @@ TEST_CASE("libc qsort") {
Elem e[N];
for (size_t n = 0; n <= N; n = 2 * n + 1) {
// system sort functions
CHECK(Elem::check_sort(::qsort, e, n)); // libc qsort()
CHECK(Elem::check_sort(::qsort, e, n, false)); // libc qsort()
#if UPX_CONFIG_USE_STABLE_SORT
upx_sort_func_t wrap_stable_sort = [](void *aa, size_t nn, size_t, upx_compare_func_t cc) {
upx_std_stable_sort<sizeof(Elem)>(aa, nn, cc);
};
CHECK(Elem::check_sort(wrap_stable_sort, e, n)); // std::stable_sort()
CHECK(Elem::check_sort(wrap_stable_sort, e, n, true)); // std::stable_sort()
#endif
// UPX sort functions
CHECK(Elem::check_sort(upx_gnomesort, e, n));
CHECK(Elem::check_sort(upx_shellsort_memswap, e, n));
CHECK(Elem::check_sort(upx_shellsort_memcpy, e, n));
// simple UPX sort functions
CHECK(Elem::check_sort(upx_gnomesort, e, n, true));
CHECK(Elem::check_sort(upx_shellsort_memswap, e, n, false));
CHECK(Elem::check_sort(upx_shellsort_memcpy, e, n, false));
}
}