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improve dynamic arrays

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This commit is contained in:
Ivar Fatland
2025-12-13 15:02:25 +01:00
parent 11a49eae33
commit 68fee5b766
4 changed files with 315 additions and 62 deletions
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test_arena_allocator.c
+16 -16
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@@ -186,15 +186,15 @@ Test(arena_allocator, dyn_array_resize_pattern) {
allocator_t arena = arena_allocator_create(backing, 10 * KB);
allocator_reset(arena);
int *arr = dyn_array_create(arena, int);
int *arr = make_arr(arena, int);
// Add 100 elements, forcing multiple resizes
for (int i = 0; i < 100; i++) {
dyn_array_append(arr, i * 3);
arr_append(arr, i * 3);
}
// Verify all elements
cr_assert_eq(dyn_array_length(arr), 100);
cr_assert_eq(arr_len(arr), 100);
for (int i = 0; i < 100; i++) {
cr_assert_eq(arr[i], i * 3, "Expected arr[%d] = %d, got %d", i, i * 3, arr[i]);
}
@@ -207,32 +207,32 @@ Test(arena_allocator, multiple_arrays_resize) {
allocator_t arena = arena_allocator_create(backing, 20 * KB);
allocator_reset(arena);
int *arr1 = dyn_array_create(arena, int);
int *arr2 = dyn_array_create(arena, int);
int *arr1 = make_arr(arena, int);
int *arr2 = make_arr(arena, int);
// Add to arr1
for (int i = 0; i < 50; i++) {
dyn_array_append(arr1, i);
arr_append(arr1, i);
}
// Add to arr2
for (int i = 0; i < 30; i++) {
dyn_array_append(arr2, i * 2);
arr_append(arr2, i * 2);
}
// Add more to arr1
for (int i = 50; i < 100; i++) {
dyn_array_append(arr1, i);
arr_append(arr1, i);
}
// Verify arr1
cr_assert_eq(dyn_array_length(arr1), 100);
cr_assert_eq(arr_len(arr1), 100);
for (int i = 0; i < 100; i++) {
cr_assert_eq(arr1[i], i);
}
// Verify arr2
cr_assert_eq(dyn_array_length(arr2), 30);
cr_assert_eq(arr_len(arr2), 30);
for (int i = 0; i < 30; i++) {
cr_assert_eq(arr2[i], i * 2);
}
@@ -267,21 +267,21 @@ Test(arena_allocator, nested_structures_with_resize) {
allocator_reset(arena);
// Create array of int pointers (like dyn_array of dyn_arrays)
int **rows = dyn_array_create(arena, int*);
int **rows = make_arr(arena, int*);
// Add 5 rows
for (int i = 0; i < 5; i++) {
int *row = dyn_array_create(arena, int);
int *row = make_arr(arena, int);
for (int j = 0; j < 10; j++) {
dyn_array_append(row, i * 10 + j);
arr_append(row, i * 10 + j);
}
dyn_array_append(rows, row);
arr_append(rows, row);
}
// Verify data
cr_assert_eq(dyn_array_length(rows), 5);
cr_assert_eq(arr_len(rows), 5);
for (int i = 0; i < 5; i++) {
cr_assert_eq(dyn_array_length(rows[i]), 10);
cr_assert_eq(arr_len(rows[i]), 10);
for (int j = 0; j < 10; j++) {
cr_assert_eq(rows[i][j], i * 10 + j);
}