1 files changed, 82 insertions, 0 deletions
diff --git a/t/t0081-find-pack.sh b/t/t0081-find-pack.sh
new file mode 100755
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--- /dev/null
+++ b/t/t0081-find-pack.sh
@@ -0,0 +1,82 @@
+#!/bin/sh
+
+test_description='test `test-tool find-pack`'
+
+TEST_PASSES_SANITIZE_LEAK=true
+. ./test-lib.sh
+
+test_expect_success 'setup' '
+	test_commit one &&
+	test_commit two &&
+	test_commit three &&
+	test_commit four &&
+	test_commit five
+'
+
+test_expect_success 'repack everything into a single packfile' '
+	git repack -a -d --no-write-bitmap-index &&
+
+	head_commit_pack=$(test-tool find-pack HEAD) &&
+	head_tree_pack=$(test-tool find-pack HEAD^{tree}) &&
+	one_pack=$(test-tool find-pack HEAD:one.t) &&
+	three_pack=$(test-tool find-pack HEAD:three.t) &&
+	old_commit_pack=$(test-tool find-pack HEAD~4) &&
+
+	test-tool find-pack --check-count 1 HEAD &&
+	test-tool find-pack --check-count=1 HEAD^{tree} &&
+	! test-tool find-pack --check-count=0 HEAD:one.t &&
+	! test-tool find-pack -c 2 HEAD:one.t &&
+	test-tool find-pack -c 1 HEAD:three.t &&
+
+	# Packfile exists at the right path
+	case "$head_commit_pack" in
+		".git/objects/pack/pack-"*".pack") true ;;
+		*) false ;;
+	esac &&
+	test -f "$head_commit_pack" &&
+
+	# Everything is in the same pack
+	test "$head_commit_pack" = "$head_tree_pack" &&
+	test "$head_commit_pack" = "$one_pack" &&
+	test "$head_commit_pack" = "$three_pack" &&
+	test "$head_commit_pack" = "$old_commit_pack"
+'
+
+test_expect_success 'add more packfiles' '
+	git rev-parse HEAD^{tree} HEAD:two.t HEAD:four.t >objects &&
+	git pack-objects .git/objects/pack/mypackname1 >packhash1 <objects &&
+
+	git rev-parse HEAD~ HEAD~^{tree} HEAD:five.t >objects &&
+	git pack-objects .git/objects/pack/mypackname2 >packhash2 <objects &&
+
+	head_commit_pack=$(test-tool find-pack HEAD) &&
+
+	# HEAD^{tree} is in 2 packfiles
+	test-tool find-pack HEAD^{tree} >head_tree_packs &&
+	grep "$head_commit_pack" head_tree_packs &&
+	grep mypackname1 head_tree_packs &&
+	! grep mypackname2 head_tree_packs &&
+	test-tool find-pack --check-count 2 HEAD^{tree} &&
+	! test-tool find-pack --check-count 1 HEAD^{tree} &&
+
+	# HEAD:five.t is also in 2 packfiles
+	test-tool find-pack HEAD:five.t >five_packs &&
+	grep "$head_commit_pack" five_packs &&
+	! grep mypackname1 five_packs &&
+	grep mypackname2 five_packs &&
+	test-tool find-pack -c 2 HEAD:five.t &&
+	! test-tool find-pack --check-count=0 HEAD:five.t
+'
+
+test_expect_success 'add more commits (as loose objects)' '
+	test_commit six &&
+	test_commit seven &&
+
+	test -z "$(test-tool find-pack HEAD)" &&
+	test -z "$(test-tool find-pack HEAD:six.t)" &&
+	test-tool find-pack --check-count 0 HEAD &&
+	test-tool find-pack -c 0 HEAD:six.t &&
+	! test-tool find-pack -c 1 HEAD:seven.t
+'
+
+test_done