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authorLibravatar Victoria Dye <vdye@github.com>2022-01-11 18:05:05 +0000
committerLibravatar Junio C Hamano <gitster@pobox.com>2022-01-13 13:49:45 -0800
commitc35e9f5ecd00f0c003dc9120d3c68e95e2ba3bd7 (patch)
treefa30893d645bb25b851734d85d6823893eb36b89 /t
parentupdate-index: add tests for sparse-checkout compatibility (diff)
downloadtgif-c35e9f5ecd00f0c003dc9120d3c68e95e2ba3bd7.tar.xz
update-index: integrate with sparse index
Enable use of the sparse index with `update-index`. Most variations of `update-index` work without explicitly expanding the index or making any other updates in or outside of `update-index.c`. The one usage requiring additional changes is `--cacheinfo`; if a file inside a sparse directory was specified, the index would not be expanded until after the cache tree is invalidated, leading to a mismatch between the index and cache tree. This scenario is handled by rearranging `add_index_entry_with_check`, allowing `index_name_stage_pos` to expand the index *before* attempting to invalidate the relevant cache tree path, avoiding cache tree/index corruption. Signed-off-by: Victoria Dye <vdye@github.com> Reviewed-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 't')
-rwxr-xr-xt/t1092-sparse-checkout-compatibility.sh15
1 files changed, 15 insertions, 0 deletions
diff --git a/t/t1092-sparse-checkout-compatibility.sh b/t/t1092-sparse-checkout-compatibility.sh
index 91f849f541..fceaba7101 100755
--- a/t/t1092-sparse-checkout-compatibility.sh
+++ b/t/t1092-sparse-checkout-compatibility.sh
@@ -1253,6 +1253,21 @@ test_expect_success 'sparse index is not expanded: diff' '
ensure_not_expanded diff --cached
'
+test_expect_success 'sparse index is not expanded: update-index' '
+ init_repos &&
+
+ deep_a_oid=$(git -C full-checkout rev-parse update-deep:deep/a) &&
+ ensure_not_expanded update-index --cacheinfo 100644 $deep_a_oid deep/a &&
+
+ echo "test" >sparse-index/README.md &&
+ echo "test2" >sparse-index/a &&
+ rm -f sparse-index/deep/a &&
+
+ ensure_not_expanded update-index --add README.md &&
+ ensure_not_expanded update-index a &&
+ ensure_not_expanded update-index --remove deep/a
+'
+
test_expect_success 'sparse index is not expanded: blame' '
init_repos &&