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Add memory test utilities

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This commit is contained in:
Drew DeVault 2016-06-19 11:25:58 -04:00
parent 698ba55860
commit e563bec64d
8 changed files with 153 additions and 10 deletions
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74
test/util.c Normal file
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#include <stdbool.h>
#include "tests.h"
void *__real_malloc(size_t size);
void __real_free(void *ptr);
void *__real_calloc(size_t nmemb, size_t size);
void *__real_realloc(void *ptr, size_t size);
enum wrapper_behavior _memory_behavior = WRAPPER_INVOKE_REAL;
int reset_mem_wrappers(void **state) {
_memory_behavior = WRAPPER_INVOKE_REAL;
return 0;
}
void memory_behavior(enum wrapper_behavior behavior) {
_memory_behavior = behavior;
}
void *__wrap_malloc(size_t size) {
switch (_memory_behavior) {
case WRAPPER_INVOKE_CMOCKA:
return test_malloc(size);
case WRAPPER_DO_ASSERTIONS:
check_expected(size);
return mock_type(void *);
case WRAPPER_INVOKE_REAL:
default:
return __real_malloc(size);
}
}
void __wrap_free(void *ptr) {
switch (_memory_behavior) {
case WRAPPER_INVOKE_CMOCKA:
test_free(ptr);
break;
case WRAPPER_DO_ASSERTIONS:
check_expected_ptr(ptr);
break;
case WRAPPER_INVOKE_REAL:
default:
__real_free(ptr);
break;
}
}
void *__wrap_calloc(size_t nmemb, size_t size) {
switch (_memory_behavior) {
case WRAPPER_INVOKE_CMOCKA:
return test_calloc(nmemb, size);
case WRAPPER_DO_ASSERTIONS:
check_expected(nmemb);
check_expected(size);
return mock_type(void *);
case WRAPPER_INVOKE_REAL:
default:
return __real_calloc(nmemb, size);
}
}
void *__wrap_realloc(void *ptr, size_t size) {
switch (_memory_behavior) {
case WRAPPER_INVOKE_CMOCKA:
return test_realloc(ptr, size);
case WRAPPER_DO_ASSERTIONS:
check_expected_ptr(ptr);
check_expected(size);
return mock_type(void *);
case WRAPPER_INVOKE_REAL:
default:
return __real_realloc(ptr, size);
}
}