From: Victoria Dye <vdye@xxxxxxxxxx> Add tests focused on how 'git read-tree' behaves in sparse checkouts. Extra emphasis is placed on interactions with files outside the sparse cone, e.g. merges with out-of-cone conflicts. Helped-by: Ævar Arnfjörð Bjarmason <avarab@xxxxxxxxx> Signed-off-by: Victoria Dye <vdye@xxxxxxxxxx> --- t/perf/p2000-sparse-operations.sh | 1 + t/t1092-sparse-checkout-compatibility.sh | 87 ++++++++++++++++++++++++ 2 files changed, 88 insertions(+) diff --git a/t/perf/p2000-sparse-operations.sh b/t/perf/p2000-sparse-operations.sh index 2a7106b9495..382716cfca9 100755 --- a/t/perf/p2000-sparse-operations.sh +++ b/t/perf/p2000-sparse-operations.sh @@ -117,6 +117,7 @@ test_perf_on_all git diff test_perf_on_all git diff --cached test_perf_on_all git blame $SPARSE_CONE/a test_perf_on_all git blame $SPARSE_CONE/f3/a +test_perf_on_all git read-tree -mu HEAD test_perf_on_all git checkout-index -f --all test_perf_on_all git update-index --add --remove $SPARSE_CONE/a diff --git a/t/t1092-sparse-checkout-compatibility.sh b/t/t1092-sparse-checkout-compatibility.sh index b1dcaa0e642..9bb5aeb979c 100755 --- a/t/t1092-sparse-checkout-compatibility.sh +++ b/t/t1092-sparse-checkout-compatibility.sh @@ -819,6 +819,93 @@ test_expect_success 'update-index --cacheinfo' ' test_cmp expect sparse-checkout-out ' +for MERGE_TREES in "base HEAD update-folder2" \ + "update-folder1 update-folder2" \ + "update-folder2" +do + test_expect_success "'read-tree -mu $MERGE_TREES' with files outside sparse definition" ' + init_repos && + + # Although the index matches, without --no-sparse-checkout, outside-of- + # definition files will not exist on disk for sparse checkouts + test_all_match git read-tree -mu $MERGE_TREES && + test_all_match git status --porcelain=v2 && + test_path_is_missing sparse-checkout/folder2 && + test_path_is_missing sparse-index/folder2 && + + test_all_match git read-tree --reset -u HEAD && + test_all_match git status --porcelain=v2 && + + test_all_match git read-tree -mu --no-sparse-checkout $MERGE_TREES && + test_all_match git status --porcelain=v2 && + test_cmp sparse-checkout/folder2/a sparse-index/folder2/a && + test_cmp sparse-checkout/folder2/a full-checkout/folder2/a + + ' +done + +test_expect_success 'read-tree --merge with edit/edit conflicts in sparse directories' ' + init_repos && + + # Merge of multiple changes to same directory (but not same files) should + # succeed + test_all_match git read-tree -mu base rename-base update-folder1 && + test_all_match git status --porcelain=v2 && + + test_all_match git reset --hard && + + test_all_match git read-tree -mu rename-base update-folder2 && + test_all_match git status --porcelain=v2 && + + test_all_match git reset --hard && + + test_all_match test_must_fail git read-tree -mu base update-folder1 rename-out-to-in && + test_all_match test_must_fail git read-tree -mu rename-out-to-in update-folder1 +' + +test_expect_success 'read-tree --prefix' ' + init_repos && + + # If files differing between the index and target <commit-ish> exist + # inside the prefix, `read-tree --prefix` should fail + test_all_match test_must_fail git read-tree --prefix=deep/ deepest && + test_all_match test_must_fail git read-tree --prefix=folder1/ update-folder1 && + + # If no differing index entries exist matching the prefix, + # `read-tree --prefix` updates the index successfully + test_all_match git rm -rf deep/deeper1/deepest/ && + test_all_match git read-tree --prefix=deep/deeper1/deepest -u deepest && + test_all_match git status --porcelain=v2 && + + test_all_match git rm -rf --sparse folder1/ && + test_all_match git read-tree --prefix=folder1/ -u update-folder1 && + test_all_match git status --porcelain=v2 && + + test_all_match git rm -rf --sparse folder2/0 && + test_all_match git read-tree --prefix=folder2/0/ -u rename-out-to-out && + test_all_match git status --porcelain=v2 +' + +test_expect_success 'read-tree --merge with directory-file conflicts' ' + init_repos && + + test_all_match git checkout -b test-branch rename-base && + + # Although the index matches, without --no-sparse-checkout, outside-of- + # definition files will not exist on disk for sparse checkouts + test_sparse_match git read-tree -mu rename-out-to-out && + test_sparse_match git status --porcelain=v2 && + test_path_is_missing sparse-checkout/folder2 && + test_path_is_missing sparse-index/folder2 && + + test_sparse_match git read-tree --reset -u HEAD && + test_sparse_match git status --porcelain=v2 && + + test_sparse_match git read-tree -mu --no-sparse-checkout rename-out-to-out && + test_sparse_match git status --porcelain=v2 && + test_cmp sparse-checkout/folder2/0/1 sparse-index/folder2/0/1 +' + test_expect_success 'merge, cherry-pick, and rebase' ' init_repos && -- gitgitgadget
