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74 lines
1.3 KiB
C
74 lines
1.3 KiB
C
#include "test_mem.h"
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#include "lwip/mem.h"
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#include "lwip/stats.h"
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#if !LWIP_STATS || !MEM_STATS
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#error "This tests needs MEM-statistics enabled"
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#endif
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#if LWIP_DNS
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#error "This test needs DNS turned off (as it mallocs on init)"
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#endif
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/* Setups/teardown functions */
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static void
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mem_setup(void)
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{
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}
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static void
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mem_teardown(void)
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{
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}
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/* Test functions */
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/** Call mem_malloc, mem_free and mem_trim and check stats */
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START_TEST(test_mem_one)
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{
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#define SIZE1 16
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#define SIZE1_2 12
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#define SIZE2 16
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void *p1, *p2;
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mem_size_t s1, s2;
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LWIP_UNUSED_ARG(_i);
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#if LWIP_DNS
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fail("This test needs DNS turned off (as it mallocs on init)");
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#endif
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fail_unless(lwip_stats.mem.used == 0);
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p1 = mem_malloc(SIZE1);
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fail_unless(p1 != NULL);
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fail_unless(lwip_stats.mem.used >= SIZE1);
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s1 = lwip_stats.mem.used;
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p2 = mem_malloc(SIZE2);
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fail_unless(p2 != NULL);
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fail_unless(lwip_stats.mem.used >= SIZE2 + s1);
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s2 = lwip_stats.mem.used;
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mem_trim(p1, SIZE1_2);
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mem_free(p2);
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fail_unless(lwip_stats.mem.used <= s2 - SIZE2);
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mem_free(p1);
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fail_unless(lwip_stats.mem.used == 0);
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}
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END_TEST
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/** Create the suite including all tests for this module */
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Suite *
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mem_suite(void)
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{
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TFun tests[] = {
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test_mem_one
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};
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return create_suite("MEM", tests, sizeof(tests)/sizeof(TFun), mem_setup, mem_teardown);
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}
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