Files
first/test/test_arena.cpp
2023-12-31 19:41:49 +01:00

79 lines
2.3 KiB
C++

#include "../core.c"
void TestScratch() {
MA_Arena *scratch_arena_test = NULL;
{
MA_Scratch scratch;
IO_Assert(scratch.checkpoint.arena->len == 0);
IO_Assert(scratch.checkpoint.arena->memory.data == NULL);
int *a = MA_PushStruct(scratch, int);
IO_Assert(scratch.checkpoint.arena->memory.data);
IO_Assert(scratch.checkpoint.arena->len == sizeof(int));
IO_Assert(scratch.checkpoint.arena);
scratch_arena_test = scratch.checkpoint.arena;
int b = 10;
IO_Assert(MA_IsPointerInside(scratch, a));
IO_Assert(!MA_IsPointerInside(scratch, &b));
}
{
MA_Scratch scratch;
IO_Assert(scratch_arena_test == scratch.checkpoint.arena);
IO_Assert(scratch.checkpoint.arena->len == 0);
MA_Scratch scratch2(scratch.checkpoint);
IO_Assert(scratch.checkpoint.arena != scratch2.checkpoint.arena);
MA_Scratch scratch3(scratch.checkpoint, scratch2.checkpoint);
IO_Assert(scratch3.checkpoint.arena != scratch2.checkpoint.arena);
}
}
void TestBuffer() {
char buffer[1024];
MA_Arena buffer_arena = MA_MakeFromBuffer(buffer, 1024);
void *result = MA_PushSize(&buffer_arena, 1024);
IO_Assert(buffer == result);
IO_Assert(buffer_arena.len == 1024);
IO_Assert(buffer_arena.memory.commit == 1024);
IO_Assert(buffer_arena.memory.reserve == 1024);
}
void TestCreateAllocate() {
MA_Arena created_arena = MA_Create();
IO_Assert(MA_GetTop(&created_arena) != 0);
MA_PushSize(&created_arena, MA_MIB(64));
IO_Assert(created_arena.len == MA_MIB(64));
MA_DeallocateArena(&created_arena);
}
void TestBootstrap() {
MA_Arena *arena = MA_Bootstrap();
void *r0 = MA_PushSize(arena, 1024);
void *r1 = MA_PushSize(arena, 1024);
IO_Assert(arena->len >= 2048);
IO_Assert(r0 != r1);
MA_DeallocateArena(arena);
}
void TestBootstrapExclusive() {
Array<int> v = {MA_BootstrapExclusive()};
v.add(0);
int *ptr = &v[0];
for (int i = 1; i < 1000; i += 1) {
IO_Assert(&v[0] == ptr);
v.add(i);
}
int i = 0;
For(v) IO_Assert(it == i++);
v.dealloc();
}
int main() {
TestScratch();
TestBuffer();
TestCreateAllocate();
TestBootstrap();
TestBootstrapExclusive();
}