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| author | Alex Crawford <alex.crawford@coreos.com> | 2015-08-03 23:11:53 -0700 |
|---|---|---|
| committer | Alex Crawford <alex.crawford@coreos.com> | 2015-08-04 03:23:43 -0700 |
| commit | dbe465c93ea8a87da95919d3f0ee802865802cfa (patch) | |
| tree | 1cc0d50e2a026e988a85672d531383f97776af7c /src/test/test-list.c | |
| parent | 58a2e9acd8216f55b004e5432f76a851f7b233c0 (diff) | |
basic: add LIST_INSERT_BEFORE
Similar in function to LIST_INSERT_AFTER, this will insert a new element
into the list before the specified position. If the specified position
is NULL, the element is added as the tail of the list.
Diffstat (limited to 'src/test/test-list.c')
| -rw-r--r-- | src/test/test-list.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/src/test/test-list.c b/src/test/test-list.c index f6da1a7053..160064d06a 100644 --- a/src/test/test-list.c +++ b/src/test/test-list.c @@ -99,6 +99,50 @@ int main(int argc, const char *argv[]) { assert_se(items[1].item_prev == &items[3]); assert_se(items[3].item_prev == NULL); + LIST_REMOVE(item, head, &items[1]); + assert_se(LIST_JUST_US(item, &items[1])); + + assert_se(items[0].item_next == NULL); + assert_se(items[2].item_next == &items[0]); + assert_se(items[3].item_next == &items[2]); + + assert_se(items[0].item_prev == &items[2]); + assert_se(items[2].item_prev == &items[3]); + assert_se(items[3].item_prev == NULL); + + LIST_INSERT_BEFORE(item, head, &items[2], &items[1]); + assert_se(items[0].item_next == NULL); + assert_se(items[2].item_next == &items[0]); + assert_se(items[1].item_next == &items[2]); + assert_se(items[3].item_next == &items[1]); + + assert_se(items[0].item_prev == &items[2]); + assert_se(items[2].item_prev == &items[1]); + assert_se(items[1].item_prev == &items[3]); + assert_se(items[3].item_prev == NULL); + + LIST_REMOVE(item, head, &items[0]); + assert_se(LIST_JUST_US(item, &items[0])); + + assert_se(items[2].item_next == NULL); + assert_se(items[1].item_next == &items[2]); + assert_se(items[3].item_next == &items[1]); + + assert_se(items[2].item_prev == &items[1]); + assert_se(items[1].item_prev == &items[3]); + assert_se(items[3].item_prev == NULL); + + LIST_INSERT_BEFORE(item, head, NULL, &items[0]); + assert_se(items[0].item_next == NULL); + assert_se(items[2].item_next == &items[0]); + assert_se(items[1].item_next == &items[2]); + assert_se(items[3].item_next == &items[1]); + + assert_se(items[0].item_prev == &items[2]); + assert_se(items[2].item_prev == &items[1]); + assert_se(items[1].item_prev == &items[3]); + assert_se(items[3].item_prev == NULL); + LIST_REMOVE(item, head, &items[0]); assert_se(LIST_JUST_US(item, &items[0])); |