Merge branch 'ds/sparse-colon-path'

"git show :<path>" learned to work better with the sparse-index
feature.

* ds/sparse-colon-path:
  rev-parse: integrate with sparse index
  object-name: diagnose trees in index properly
  object-name: reject trees found in the index
  show: integrate with the sparse index
  t1092: add compatibility tests for 'git show'

1 files changed, 36 insertions, 0 deletions

diff --git a/t/t1092-sparse-checkout-compatibility.sh b/t/t1092-sparse-checkout-compatibility.sh
index 19221c1..6f778cf 100755
--- a/t/t1092-sparse-checkout-compatibility.sh
+++ b/t/t1092-sparse-checkout-compatibility.sh
@@ -1200,6 +1200,33 @@ test_expect_success 'clean' '
 	test_sparse_match test_path_is_dir folder1
 '
 
+for builtin in show rev-parse
+do
+	test_expect_success "$builtin (cached blobs/trees)" "
+		init_repos &&
+
+		test_all_match git $builtin :a &&
+		test_all_match git $builtin :deep/a &&
+		test_sparse_match git $builtin :folder1/a &&
+
+		# The error message differs depending on whether
+		# the directory exists in the worktree.
+		test_all_match test_must_fail git $builtin :deep/ &&
+		test_must_fail git -C full-checkout $builtin :folder1/ &&
+		test_sparse_match test_must_fail git $builtin :folder1/ &&
+
+		# Change the sparse cone for an extra case:
+		run_on_sparse git sparse-checkout set deep/deeper1 &&
+
+		# deep/deeper2 is a sparse directory in the sparse index.
+		test_sparse_match test_must_fail git $builtin :deep/deeper2/ &&
+
+		# deep/deeper2/deepest is not in the sparse index, but
+		# will trigger an index expansion.
+		test_sparse_match test_must_fail git $builtin :deep/deeper2/deepest/
+	"
+done
+
 test_expect_success 'submodule handling' '
 	init_repos &&
 
@@ -1448,6 +1475,15 @@ test_expect_success 'sparse index is not expanded: diff' '
 	ensure_not_expanded diff --cached
 '
 
+test_expect_success 'sparse index is not expanded: show and rev-parse' '
+	init_repos &&
+
+	ensure_not_expanded show :a &&
+	ensure_not_expanded show :deep/a &&
+	ensure_not_expanded rev-parse :a &&
+	ensure_not_expanded rev-parse :deep/a
+'
+
 test_expect_success 'sparse index is not expanded: update-index' '
 	init_repos &&