File: bitmap.c.in

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drgn 0.1.0-1
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// Copyright (c) Meta Platforms, Inc. and affiliates.
// SPDX-License-Identifier: LGPL-2.1-or-later

#include "test_util.h"
#include "../bitmap.h"
#include "../cleanup.h"

#suite bitmap

#test bitmap_set_bit
{
	_cleanup_free_ unsigned long *bitmap = drgn_bitmap_create(9);
	ck_assert_ptr_nonnull(bitmap);

	drgn_bitmap_set_bit(bitmap, 0);
	drgn_bitmap_set_bit(bitmap, 1);
	drgn_bitmap_set_bit(bitmap, 2);
	drgn_bitmap_set_bit(bitmap, 3);
	drgn_bitmap_set_bit(bitmap, 5);
	drgn_bitmap_set_bit(bitmap, 8);

	ck_assert(drgn_bitmap_test_bit(bitmap, 0));
	ck_assert(drgn_bitmap_test_bit(bitmap, 1));
	ck_assert(drgn_bitmap_test_bit(bitmap, 2));
	ck_assert(drgn_bitmap_test_bit(bitmap, 3));
	ck_assert(!drgn_bitmap_test_bit(bitmap, 4));
	ck_assert(drgn_bitmap_test_bit(bitmap, 5));
	ck_assert(!drgn_bitmap_test_bit(bitmap, 6));
	ck_assert(!drgn_bitmap_test_bit(bitmap, 7));
	ck_assert(drgn_bitmap_test_bit(bitmap, 8));
}

#test bitmap_clear_bit
{
	_cleanup_free_ unsigned long *bitmap = drgn_bitmap_create(9);
	ck_assert_ptr_nonnull(bitmap);

	bitmap[0] = ~0UL;
	drgn_bitmap_clear_bit(bitmap, 4);
	drgn_bitmap_clear_bit(bitmap, 6);
	drgn_bitmap_clear_bit(bitmap, 7);

	ck_assert(drgn_bitmap_test_bit(bitmap, 0));
	ck_assert(drgn_bitmap_test_bit(bitmap, 1));
	ck_assert(drgn_bitmap_test_bit(bitmap, 2));
	ck_assert(drgn_bitmap_test_bit(bitmap, 3));
	ck_assert(!drgn_bitmap_test_bit(bitmap, 4));
	ck_assert(drgn_bitmap_test_bit(bitmap, 5));
	ck_assert(!drgn_bitmap_test_bit(bitmap, 6));
	ck_assert(!drgn_bitmap_test_bit(bitmap, 7));
	ck_assert(drgn_bitmap_test_bit(bitmap, 8));
}