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#include "test/jemalloc_test.h"
#include "jemalloc/internal/prof_sys.h"
#define TEST_PREFIX "test_prefix"
static bool did_prof_dump_open;
static int
prof_dump_open_file_intercept(const char *filename, int mode) {
int fd;
did_prof_dump_open = true;
const char filename_prefix[] = TEST_PREFIX ".";
expect_d_eq(strncmp(filename_prefix, filename, sizeof(filename_prefix)
- 1), 0, "Dump file name should start with \"" TEST_PREFIX ".\"");
fd = open("/dev/null", O_WRONLY);
assert_d_ne(fd, -1, "Unexpected open() failure");
return fd;
}
TEST_BEGIN(test_idump) {
bool active;
void *p;
const char *test_prefix = TEST_PREFIX;
test_skip_if(!config_prof);
active = true;
expect_d_eq(mallctl("prof.prefix", NULL, NULL, (void *)&test_prefix,
sizeof(test_prefix)), 0,
"Unexpected mallctl failure while overwriting dump prefix");
expect_d_eq(mallctl("prof.active", NULL, NULL, (void *)&active,
sizeof(active)), 0,
"Unexpected mallctl failure while activating profiling");
prof_dump_open_file = prof_dump_open_file_intercept;
did_prof_dump_open = false;
p = mallocx(1, 0);
expect_ptr_not_null(p, "Unexpected mallocx() failure");
dallocx(p, 0);
expect_true(did_prof_dump_open, "Expected a profile dump");
}
TEST_END
int
main(void) {
return test(
test_idump);
}
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