weston/tests/idalloc-test.c

/*
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 * permit persons to whom the Software is furnished to do so, subject to
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 *
 * The above copyright notice and this permission notice (including the
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#include "config.h"

#include "id-number-allocator.h"
#include "weston-test-client-helper.h"
#include "weston-test-assert.h"

/*
 * Allocating IDs without ever releasing any in between must produce a
 * consecutive sequence starting from 1. 0 is not a valid id.
 * Tests reallocation of the bucket array.
 */
TEST(test_sequential_ids)
{
	struct weston_idalloc *ida;
	unsigned i;

	ida = weston_idalloc_create(NULL);

	for (i = 1; i < 10000; i++)
		test_assert_u32_eq(weston_idalloc_get_id(ida), i);

	/* Additional testing of lowest_free_bucket manipulation. */
	weston_idalloc_put_id(ida, 99);
	test_assert_u32_eq(weston_idalloc_get_id(ida), 99);
	test_assert_u32_eq(weston_idalloc_get_id(ida), 10000);

	weston_idalloc_destroy(ida);

	return RESULT_OK;
}