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[list] Add list_next_entry() and list_prev_entry()

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2016-08-31 15:05:22 +01:00
parent ff28b22568
commit 161c80af5b
2 changed files with 51 additions and 0 deletions
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23
src/tests/list_test.c
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@@ -396,6 +396,29 @@ static void list_test_exec ( void ) {
ok ( list_first_entry ( list, struct list_test, list ) == NULL );
ok ( list_last_entry ( list, struct list_test, list ) == NULL );
/* Test list_next_entry() and list_prev_entry() */
INIT_LIST_HEAD ( list );
list_add_tail ( &list_tests[5].list, list );
list_add_tail ( &list_tests[3].list, list );
list_add_tail ( &list_tests[1].list, list );
list_add_tail ( &list_tests[7].list, list );
ok ( list_prev_entry ( &list_tests[5], list, list ) == NULL );
ok ( list_next_entry ( &list_tests[5], list, list ) == &list_tests[3] );
ok ( list_prev_entry ( &list_tests[3], list, list ) == &list_tests[5] );
ok ( list_next_entry ( &list_tests[3], list, list ) == &list_tests[1] );
ok ( list_prev_entry ( &list_tests[1], list, list ) == &list_tests[3] );
ok ( list_next_entry ( &list_tests[1], list, list ) == &list_tests[7] );
ok ( list_prev_entry ( &list_tests[7], list, list ) == &list_tests[1] );
ok ( list_next_entry ( &list_tests[7], list, list ) == NULL );
list_del ( &list_tests[7].list );
ok ( list_prev_entry ( &list_tests[1], list, list ) == &list_tests[3] );
ok ( list_next_entry ( &list_tests[1], list, list ) == NULL );
list_del ( &list_tests[3].list );
ok ( list_prev_entry ( &list_tests[5], list, list ) == NULL );
ok ( list_next_entry ( &list_tests[5], list, list ) == &list_tests[1] );
ok ( list_prev_entry ( &list_tests[1], list, list ) == &list_tests[5] );
ok ( list_next_entry ( &list_tests[1], list, list ) == NULL );
/* Test list_for_each() */
INIT_LIST_HEAD ( list );
list_add_tail ( &list_tests[6].list, list );