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140 lines
3.1 KiB
140 lines
3.1 KiB
#include "test/jemalloc_test.h"
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static int data_cleanup_count;
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void
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data_cleanup(int *data) {
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if (data_cleanup_count == 0) {
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assert_x_eq(*data, MALLOC_TSD_TEST_DATA_INIT,
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"Argument passed into cleanup function should match tsd "
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"value");
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}
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++data_cleanup_count;
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/*
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* Allocate during cleanup for two rounds, in order to assure that
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* jemalloc's internal tsd reinitialization happens.
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*/
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bool reincarnate = false;
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switch (*data) {
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case MALLOC_TSD_TEST_DATA_INIT:
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*data = 1;
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reincarnate = true;
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break;
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case 1:
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*data = 2;
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reincarnate = true;
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break;
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case 2:
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return;
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default:
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not_reached();
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}
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if (reincarnate) {
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void *p = mallocx(1, 0);
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assert_ptr_not_null(p, "Unexpeced mallocx() failure");
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dallocx(p, 0);
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}
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}
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static void *
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thd_start(void *arg) {
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int d = (int)(uintptr_t)arg;
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void *p;
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tsd_t *tsd = tsd_fetch();
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assert_x_eq(tsd_test_data_get(tsd), MALLOC_TSD_TEST_DATA_INIT,
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"Initial tsd get should return initialization value");
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p = malloc(1);
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assert_ptr_not_null(p, "Unexpected malloc() failure");
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tsd_test_data_set(tsd, d);
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assert_x_eq(tsd_test_data_get(tsd), d,
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"After tsd set, tsd get should return value that was set");
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d = 0;
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assert_x_eq(tsd_test_data_get(tsd), (int)(uintptr_t)arg,
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"Resetting local data should have no effect on tsd");
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tsd_test_callback_set(tsd, &data_cleanup);
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free(p);
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return NULL;
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}
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TEST_BEGIN(test_tsd_main_thread) {
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thd_start((void *)(uintptr_t)0xa5f3e329);
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}
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TEST_END
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TEST_BEGIN(test_tsd_sub_thread) {
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thd_t thd;
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data_cleanup_count = 0;
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thd_create(&thd, thd_start, (void *)MALLOC_TSD_TEST_DATA_INIT);
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thd_join(thd, NULL);
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/*
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* We reincarnate twice in the data cleanup, so it should execute at
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* least 3 times.
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*/
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assert_x_ge(data_cleanup_count, 3,
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"Cleanup function should have executed multiple times.");
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}
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TEST_END
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static void *
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thd_start_reincarnated(void *arg) {
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tsd_t *tsd = tsd_fetch();
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assert(tsd);
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void *p = malloc(1);
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assert_ptr_not_null(p, "Unexpected malloc() failure");
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/* Manually trigger reincarnation. */
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assert_ptr_not_null(tsd_arena_get(tsd),
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"Should have tsd arena set.");
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tsd_cleanup((void *)tsd);
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assert_ptr_null(*tsd_arenap_get_unsafe(tsd),
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"TSD arena should have been cleared.");
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assert_u_eq(tsd->state, tsd_state_purgatory,
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"TSD state should be purgatory\n");
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free(p);
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assert_u_eq(tsd->state, tsd_state_reincarnated,
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"TSD state should be reincarnated\n");
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p = mallocx(1, MALLOCX_TCACHE_NONE);
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assert_ptr_not_null(p, "Unexpected malloc() failure");
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assert_ptr_null(*tsd_arenap_get_unsafe(tsd),
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"Should not have tsd arena set after reincarnation.");
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free(p);
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tsd_cleanup((void *)tsd);
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assert_ptr_null(*tsd_arenap_get_unsafe(tsd),
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"TSD arena should have been cleared after 2nd cleanup.");
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return NULL;
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}
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TEST_BEGIN(test_tsd_reincarnation) {
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thd_t thd;
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thd_create(&thd, thd_start_reincarnated, NULL);
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thd_join(thd, NULL);
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}
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TEST_END
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int
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main(void) {
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/* Ensure tsd bootstrapped. */
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if (nallocx(1, 0) == 0) {
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malloc_printf("Initialization error");
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return test_status_fail;
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}
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return test_no_reentrancy(
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test_tsd_main_thread,
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test_tsd_sub_thread,
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test_tsd_reincarnation);
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}
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