Files
wizapp-stdlib/tests/allocator/test_allocator.c

68 lines
2.5 KiB
C

#include "test_allocator.h"
#include "wapp.h"
#include <stdlib.h>
// NOTE (Abdelrahman): Cannot query size of Arena here so it's hardcoded. Similarly, since arena
// allocation are aligned to power of 2 boundaries, the number of i32 values needed is hardcoded.
#define TEMP_BUF_SIZE (40 + sizeof(i32) * 8)
wapp_intern u8 temp_buf[TEMP_BUF_SIZE] = {0};
wapp_intern Allocator temp_allocator = {0};
TestFuncResult test_arena_allocator(void) {
Allocator allocator = wapp_mem_arena_allocator_init(4096);
b8 result = allocator.obj != NULL && allocator.alloc != NULL &&
allocator.alloc_aligned != NULL &&
allocator.realloc != NULL && allocator.realloc_aligned != NULL &&
allocator.free == NULL;
void *ptr = wapp_mem_allocator_alloc(&allocator, 20);
result = result && (ptr != NULL);
wapp_mem_arena_allocator_destroy(&allocator);
return wapp_tester_result(result);
}
TestFuncResult test_arena_allocator_with_buffer(void) {
u8 buffer[KiB(4)] = {0};
Allocator allocator = wapp_mem_arena_allocator_init_with_buffer(buffer, KiB(4));
b8 result = allocator.obj != NULL && allocator.alloc != NULL &&
allocator.alloc_aligned != NULL &&
allocator.realloc != NULL && allocator.realloc_aligned != NULL &&
allocator.free == NULL;
void *ptr = wapp_mem_allocator_alloc(&allocator, 20);
result = result && (ptr != NULL);
wapp_mem_arena_allocator_destroy(&allocator);
return wapp_tester_result(result);
}
TestFuncResult test_arena_allocator_temp_begin(void) {
temp_allocator = wapp_mem_arena_allocator_init_with_buffer(temp_buf, TEMP_BUF_SIZE);
i32 *num1 = (i32 *)wapp_mem_allocator_alloc(&temp_allocator, sizeof(i32));
b8 result = num1 != NULL;
wapp_mem_arena_allocator_temp_begin(&temp_allocator);
i32 *num2 = (i32 *)wapp_mem_allocator_alloc(&temp_allocator, sizeof(i32));
result = result && num2 != NULL;
i32 *num3 = (i32 *)wapp_mem_allocator_alloc(&temp_allocator, sizeof(i32));
result = result && num3 == NULL;
return wapp_tester_result(result);
}
TestFuncResult test_arena_allocator_temp_end(void) {
wapp_mem_arena_allocator_temp_end(&temp_allocator);
i32 *num1 = (i32 *)wapp_mem_allocator_alloc(&temp_allocator, sizeof(i32));
b8 result = num1 != NULL;
i32 *num2 = (i32 *)wapp_mem_allocator_alloc(&temp_allocator, sizeof(i32));
result = result && num2 == NULL;
wapp_mem_arena_allocator_destroy(&temp_allocator);
return wapp_tester_result(result);
}