Adding upstream version 1:2.39.2.upstream/1%2.39.2upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1515 insertions, 0 deletions

diff --git a/t/t3903-stash.sh b/t/t3903-stash.sh
new file mode 100755
index 0000000..376cc8f
--- /dev/null
+++ b/t/t3903-stash.sh
@@ -0,0 +1,1515 @@
+#!/bin/sh
+#
+# Copyright (c) 2007 Johannes E Schindelin
+#
+
+test_description='Test git stash'
+
+GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
+export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
+
+. ./test-lib.sh
+. "$TEST_DIRECTORY"/lib-unique-files.sh
+
+test_expect_success 'usage on cmd and subcommand invalid option' '
+	test_expect_code 129 git stash --invalid-option 2>usage &&
+	grep "or: git stash" usage &&
+
+	test_expect_code 129 git stash push --invalid-option 2>usage &&
+	! grep "or: git stash" usage
+'
+
+test_expect_success 'usage on main command -h emits a summary of subcommands' '
+	test_expect_code 129 git stash -h >usage &&
+	grep -F "usage: git stash list" usage &&
+	grep -F "or: git stash show" usage
+'
+
+test_expect_success 'usage for subcommands should emit subcommand usage' '
+	test_expect_code 129 git stash push -h >usage &&
+	grep -F "usage: git stash [push" usage
+'
+
+diff_cmp () {
+	for i in "$1" "$2"
+	do
+		sed -e 's/^index 0000000\.\.[0-9a-f]*/index 0000000..1234567/' \
+		-e 's/^index [0-9a-f]*\.\.[0-9a-f]*/index 1234567..89abcde/' \
+		-e 's/^index [0-9a-f]*,[0-9a-f]*\.\.[0-9a-f]*/index 1234567,7654321..89abcde/' \
+		"$i" >"$i.compare" || return 1
+	done &&
+	test_cmp "$1.compare" "$2.compare" &&
+	rm -f "$1.compare" "$2.compare"
+}
+
+setup_stash() {
+	echo 1 >file &&
+	git add file &&
+	echo unrelated >other-file &&
+	git add other-file &&
+	test_tick &&
+	git commit -m initial &&
+	echo 2 >file &&
+	git add file &&
+	echo 3 >file &&
+	test_tick &&
+	git stash &&
+	git diff-files --quiet &&
+	git diff-index --cached --quiet HEAD
+}
+
+test_expect_success 'stash some dirty working directory' '
+	setup_stash
+'
+
+cat >expect <<EOF
+diff --git a/file b/file
+index 0cfbf08..00750ed 100644
+--- a/file
++++ b/file
+@@ -1 +1 @@
+-2
++3
+EOF
+
+test_expect_success 'parents of stash' '
+	test $(git rev-parse stash^) = $(git rev-parse HEAD) &&
+	git diff stash^2..stash >output &&
+	diff_cmp expect output
+'
+
+test_expect_success 'applying bogus stash does nothing' '
+	test_must_fail git stash apply stash@{1} &&
+	echo 1 >expect &&
+	test_cmp expect file
+'
+
+test_expect_success 'apply does not need clean working directory' '
+	echo 4 >other-file &&
+	git stash apply &&
+	echo 3 >expect &&
+	test_cmp expect file
+'
+
+test_expect_success 'apply does not clobber working directory changes' '
+	git reset --hard &&
+	echo 4 >file &&
+	test_must_fail git stash apply &&
+	echo 4 >expect &&
+	test_cmp expect file
+'
+
+test_expect_success 'apply stashed changes' '
+	git reset --hard &&
+	echo 5 >other-file &&
+	git add other-file &&
+	test_tick &&
+	git commit -m other-file &&
+	git stash apply &&
+	test 3 = $(cat file) &&
+	test 1 = $(git show :file) &&
+	test 1 = $(git show HEAD:file)
+'
+
+test_expect_success 'apply stashed changes (including index)' '
+	git reset --hard HEAD^ &&
+	echo 6 >other-file &&
+	git add other-file &&
+	test_tick &&
+	git commit -m other-file &&
+	git stash apply --index &&
+	test 3 = $(cat file) &&
+	test 2 = $(git show :file) &&
+	test 1 = $(git show HEAD:file)
+'
+
+test_expect_success 'unstashing in a subdirectory' '
+	git reset --hard HEAD &&
+	mkdir subdir &&
+	(
+		cd subdir &&
+		git stash apply
+	)
+'
+
+test_expect_success 'stash drop complains of extra options' '
+	test_must_fail git stash drop --foo
+'
+
+test_expect_success 'drop top stash' '
+	git reset --hard &&
+	git stash list >expected &&
+	echo 7 >file &&
+	git stash &&
+	git stash drop &&
+	git stash list >actual &&
+	test_cmp expected actual &&
+	git stash apply &&
+	test 3 = $(cat file) &&
+	test 1 = $(git show :file) &&
+	test 1 = $(git show HEAD:file)
+'
+
+test_expect_success 'drop middle stash' '
+	git reset --hard &&
+	echo 8 >file &&
+	git stash &&
+	echo 9 >file &&
+	git stash &&
+	git stash drop stash@{1} &&
+	test 2 = $(git stash list | wc -l) &&
+	git stash apply &&
+	test 9 = $(cat file) &&
+	test 1 = $(git show :file) &&
+	test 1 = $(git show HEAD:file) &&
+	git reset --hard &&
+	git stash drop &&
+	git stash apply &&
+	test 3 = $(cat file) &&
+	test 1 = $(git show :file) &&
+	test 1 = $(git show HEAD:file)
+'
+
+test_expect_success 'drop middle stash by index' '
+	git reset --hard &&
+	echo 8 >file &&
+	git stash &&
+	echo 9 >file &&
+	git stash &&
+	git stash drop 1 &&
+	test 2 = $(git stash list | wc -l) &&
+	git stash apply &&
+	test 9 = $(cat file) &&
+	test 1 = $(git show :file) &&
+	test 1 = $(git show HEAD:file) &&
+	git reset --hard &&
+	git stash drop &&
+	git stash apply &&
+	test 3 = $(cat file) &&
+	test 1 = $(git show :file) &&
+	test 1 = $(git show HEAD:file)
+'
+
+test_expect_success 'drop stash reflog updates refs/stash' '
+	git reset --hard &&
+	git rev-parse refs/stash >expect &&
+	echo 9 >file &&
+	git stash &&
+	git stash drop stash@{0} &&
+	git rev-parse refs/stash >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success REFFILES 'drop stash reflog updates refs/stash with rewrite' '
+	git init repo &&
+	(
+		cd repo &&
+		setup_stash
+	) &&
+	echo 9 >repo/file &&
+
+	old_oid="$(git -C repo rev-parse stash@{0})" &&
+	git -C repo stash &&
+	new_oid="$(git -C repo rev-parse stash@{0})" &&
+
+	cat >expect <<-EOF &&
+	$(test_oid zero) $old_oid
+	$old_oid $new_oid
+	EOF
+	cut -d" " -f1-2 repo/.git/logs/refs/stash >actual &&
+	test_cmp expect actual &&
+
+	git -C repo stash drop stash@{1} &&
+	cut -d" " -f1-2 repo/.git/logs/refs/stash >actual &&
+	cat >expect <<-EOF &&
+	$(test_oid zero) $new_oid
+	EOF
+	test_cmp expect actual
+'
+
+test_expect_success 'stash pop' '
+	git reset --hard &&
+	git stash pop &&
+	test 3 = $(cat file) &&
+	test 1 = $(git show :file) &&
+	test 1 = $(git show HEAD:file) &&
+	test 0 = $(git stash list | wc -l)
+'
+
+cat >expect <<EOF
+diff --git a/file2 b/file2
+new file mode 100644
+index 0000000..1fe912c
+--- /dev/null
++++ b/file2
+@@ -0,0 +1 @@
++bar2
+EOF
+
+cat >expect1 <<EOF
+diff --git a/file b/file
+index 257cc56..5716ca5 100644
+--- a/file
++++ b/file
+@@ -1 +1 @@
+-foo
++bar
+EOF
+
+cat >expect2 <<EOF
+diff --git a/file b/file
+index 7601807..5716ca5 100644
+--- a/file
++++ b/file
+@@ -1 +1 @@
+-baz
++bar
+diff --git a/file2 b/file2
+new file mode 100644
+index 0000000..1fe912c
+--- /dev/null
++++ b/file2
+@@ -0,0 +1 @@
++bar2
+EOF
+
+test_expect_success 'stash branch' '
+	echo foo >file &&
+	git commit file -m first &&
+	echo bar >file &&
+	echo bar2 >file2 &&
+	git add file2 &&
+	git stash &&
+	echo baz >file &&
+	git commit file -m second &&
+	git stash branch stashbranch &&
+	test refs/heads/stashbranch = $(git symbolic-ref HEAD) &&
+	test $(git rev-parse HEAD) = $(git rev-parse main^) &&
+	git diff --cached >output &&
+	diff_cmp expect output &&
+	git diff >output &&
+	diff_cmp expect1 output &&
+	git add file &&
+	git commit -m alternate\ second &&
+	git diff main..stashbranch >output &&
+	diff_cmp output expect2 &&
+	test 0 = $(git stash list | wc -l)
+'
+
+test_expect_success 'apply -q is quiet' '
+	echo foo >file &&
+	git stash &&
+	git stash apply -q >output.out 2>&1 &&
+	test_must_be_empty output.out
+'
+
+test_expect_success 'apply --index -q is quiet' '
+	# Added file, deleted file, modified file all staged for commit
+	echo foo >new-file &&
+	echo test >file &&
+	git add new-file file &&
+	git rm other-file &&
+
+	git stash &&
+	git stash apply --index -q >output.out 2>&1 &&
+	test_must_be_empty output.out
+'
+
+test_expect_success 'save -q is quiet' '
+	git stash save --quiet >output.out 2>&1 &&
+	test_must_be_empty output.out
+'
+
+test_expect_success 'pop -q works and is quiet' '
+	git stash pop -q >output.out 2>&1 &&
+	echo bar >expect &&
+	git show :file >actual &&
+	test_cmp expect actual &&
+	test_must_be_empty output.out
+'
+
+test_expect_success 'pop -q --index works and is quiet' '
+	echo foo >file &&
+	git add file &&
+	git stash save --quiet &&
+	git stash pop -q --index >output.out 2>&1 &&
+	git diff-files file2 >file2.diff &&
+	test_must_be_empty file2.diff &&
+	test foo = "$(git show :file)" &&
+	test_must_be_empty output.out
+'
+
+test_expect_success 'drop -q is quiet' '
+	git stash &&
+	git stash drop -q >output.out 2>&1 &&
+	test_must_be_empty output.out
+'
+
+test_expect_success 'stash push -q --staged refreshes the index' '
+	git reset --hard &&
+	echo test >file &&
+	git add file &&
+	git stash push -q --staged &&
+	git diff-files >output.out &&
+	test_must_be_empty output.out
+'
+
+test_expect_success 'stash apply -q --index refreshes the index' '
+	echo test >other-file &&
+	git add other-file &&
+	echo another-change >other-file &&
+	git diff-files >expect &&
+	git stash &&
+
+	git stash apply -q --index &&
+	git diff-files >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'stash -k' '
+	echo bar3 >file &&
+	echo bar4 >file2 &&
+	git add file2 &&
+	git stash -k &&
+	test bar,bar4 = $(cat file),$(cat file2)
+'
+
+test_expect_success 'stash --no-keep-index' '
+	echo bar33 >file &&
+	echo bar44 >file2 &&
+	git add file2 &&
+	git stash --no-keep-index &&
+	test bar,bar2 = $(cat file),$(cat file2)
+'
+
+test_expect_success 'stash --staged' '
+	echo bar3 >file &&
+	echo bar4 >file2 &&
+	git add file2 &&
+	git stash --staged &&
+	test bar3,bar2 = $(cat file),$(cat file2) &&
+	git reset --hard &&
+	git stash pop &&
+	test bar,bar4 = $(cat file),$(cat file2)
+'
+
+test_expect_success 'dont assume push with non-option args' '
+	test_must_fail git stash -q drop 2>err &&
+	test_i18ngrep -e "subcommand wasn'\''t specified; '\''push'\'' can'\''t be assumed due to unexpected token '\''drop'\''" err
+'
+
+test_expect_success 'stash --invalid-option' '
+	echo bar5 >file &&
+	echo bar6 >file2 &&
+	git add file2 &&
+	test_must_fail git stash --invalid-option &&
+	test_must_fail git stash save --invalid-option &&
+	test bar5,bar6 = $(cat file),$(cat file2)
+'
+
+test_expect_success 'stash an added file' '
+	git reset --hard &&
+	echo new >file3 &&
+	git add file3 &&
+	git stash save "added file" &&
+	! test -r file3 &&
+	git stash apply &&
+	test new = "$(cat file3)"
+'
+
+test_expect_success 'stash --intent-to-add file' '
+	git reset --hard &&
+	echo new >file4 &&
+	git add --intent-to-add file4 &&
+	test_when_finished "git rm -f file4" &&
+	test_must_fail git stash
+'
+
+test_expect_success 'stash rm then recreate' '
+	git reset --hard &&
+	git rm file &&
+	echo bar7 >file &&
+	git stash save "rm then recreate" &&
+	test bar = "$(cat file)" &&
+	git stash apply &&
+	test bar7 = "$(cat file)"
+'
+
+test_expect_success 'stash rm and ignore' '
+	git reset --hard &&
+	git rm file &&
+	echo file >.gitignore &&
+	git stash save "rm and ignore" &&
+	test bar = "$(cat file)" &&
+	test file = "$(cat .gitignore)" &&
+	git stash apply &&
+	! test -r file &&
+	test file = "$(cat .gitignore)"
+'
+
+test_expect_success 'stash rm and ignore (stage .gitignore)' '
+	git reset --hard &&
+	git rm file &&
+	echo file >.gitignore &&
+	git add .gitignore &&
+	git stash save "rm and ignore (stage .gitignore)" &&
+	test bar = "$(cat file)" &&
+	! test -r .gitignore &&
+	git stash apply &&
+	! test -r file &&
+	test file = "$(cat .gitignore)"
+'
+
+test_expect_success SYMLINKS 'stash file to symlink' '
+	git reset --hard &&
+	rm file &&
+	ln -s file2 file &&
+	git stash save "file to symlink" &&
+	test_path_is_file_not_symlink file &&
+	test bar = "$(cat file)" &&
+	git stash apply &&
+	test_path_is_symlink file &&
+	test "$(test_readlink file)" = file2
+'
+
+test_expect_success SYMLINKS 'stash file to symlink (stage rm)' '
+	git reset --hard &&
+	git rm file &&
+	ln -s file2 file &&
+	git stash save "file to symlink (stage rm)" &&
+	test_path_is_file_not_symlink file &&
+	test bar = "$(cat file)" &&
+	git stash apply &&
+	test_path_is_symlink file &&
+	test "$(test_readlink file)" = file2
+'
+
+test_expect_success SYMLINKS 'stash file to symlink (full stage)' '
+	git reset --hard &&
+	rm file &&
+	ln -s file2 file &&
+	git add file &&
+	git stash save "file to symlink (full stage)" &&
+	test_path_is_file_not_symlink file &&
+	test bar = "$(cat file)" &&
+	git stash apply &&
+	test_path_is_symlink file &&
+	test "$(test_readlink file)" = file2
+'
+
+# This test creates a commit with a symlink used for the following tests
+
+test_expect_success 'stash symlink to file' '
+	git reset --hard &&
+	test_ln_s_add file filelink &&
+	git commit -m "Add symlink" &&
+	rm filelink &&
+	cp file filelink &&
+	git stash save "symlink to file"
+'
+
+test_expect_success SYMLINKS 'this must have re-created the symlink' '
+	test -h filelink &&
+	case "$(ls -l filelink)" in *" filelink -> file") :;; *) false;; esac
+'
+
+test_expect_success 'unstash must re-create the file' '
+	git stash apply &&
+	! test -h filelink &&
+	test bar = "$(cat file)"
+'
+
+test_expect_success 'stash symlink to file (stage rm)' '
+	git reset --hard &&
+	git rm filelink &&
+	cp file filelink &&
+	git stash save "symlink to file (stage rm)"
+'
+
+test_expect_success SYMLINKS 'this must have re-created the symlink' '
+	test -h filelink &&
+	case "$(ls -l filelink)" in *" filelink -> file") :;; *) false;; esac
+'
+
+test_expect_success 'unstash must re-create the file' '
+	git stash apply &&
+	! test -h filelink &&
+	test bar = "$(cat file)"
+'
+
+test_expect_success 'stash symlink to file (full stage)' '
+	git reset --hard &&
+	rm filelink &&
+	cp file filelink &&
+	git add filelink &&
+	git stash save "symlink to file (full stage)"
+'
+
+test_expect_success SYMLINKS 'this must have re-created the symlink' '
+	test -h filelink &&
+	case "$(ls -l filelink)" in *" filelink -> file") :;; *) false;; esac
+'
+
+test_expect_success 'unstash must re-create the file' '
+	git stash apply &&
+	! test -h filelink &&
+	test bar = "$(cat file)"
+'
+
+test_expect_failure 'stash directory to file' '
+	git reset --hard &&
+	mkdir dir &&
+	echo foo >dir/file &&
+	git add dir/file &&
+	git commit -m "Add file in dir" &&
+	rm -fr dir &&
+	echo bar >dir &&
+	git stash save "directory to file" &&
+	test_path_is_dir dir &&
+	test foo = "$(cat dir/file)" &&
+	test_must_fail git stash apply &&
+	test bar = "$(cat dir)" &&
+	git reset --soft HEAD^
+'
+
+test_expect_failure 'stash file to directory' '
+	git reset --hard &&
+	rm file &&
+	mkdir file &&
+	echo foo >file/file &&
+	git stash save "file to directory" &&
+	test_path_is_file file &&
+	test bar = "$(cat file)" &&
+	git stash apply &&
+	test_path_is_file file/file &&
+	test foo = "$(cat file/file)"
+'
+
+test_expect_success 'giving too many ref arguments does not modify files' '
+	git stash clear &&
+	test_when_finished "git reset --hard HEAD" &&
+	echo foo >file2 &&
+	git stash &&
+	echo bar >file2 &&
+	git stash &&
+	test-tool chmtime =123456789 file2 &&
+	for type in apply pop "branch stash-branch"
+	do
+		test_must_fail git stash $type stash@{0} stash@{1} 2>err &&
+		test_i18ngrep "Too many revisions" err &&
+		test 123456789 = $(test-tool chmtime -g file2) || return 1
+	done
+'
+
+test_expect_success 'drop: too many arguments errors out (does nothing)' '
+	git stash list >expect &&
+	test_must_fail git stash drop stash@{0} stash@{1} 2>err &&
+	test_i18ngrep "Too many revisions" err &&
+	git stash list >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'show: too many arguments errors out (does nothing)' '
+	test_must_fail git stash show stash@{0} stash@{1} 2>err 1>out &&
+	test_i18ngrep "Too many revisions" err &&
+	test_must_be_empty out
+'
+
+test_expect_success 'stash create - no changes' '
+	git stash clear &&
+	test_when_finished "git reset --hard HEAD" &&
+	git reset --hard &&
+	git stash create >actual &&
+	test_must_be_empty actual
+'
+
+test_expect_success 'stash branch - no stashes on stack, stash-like argument' '
+	git stash clear &&
+	test_when_finished "git reset --hard HEAD" &&
+	git reset --hard &&
+	echo foo >>file &&
+	STASH_ID=$(git stash create) &&
+	git reset --hard &&
+	git stash branch stash-branch ${STASH_ID} &&
+	test_when_finished "git reset --hard HEAD && git checkout main &&
+	git branch -D stash-branch" &&
+	test $(git ls-files --modified | wc -l) -eq 1
+'
+
+test_expect_success 'stash branch - stashes on stack, stash-like argument' '
+	git stash clear &&
+	test_when_finished "git reset --hard HEAD" &&
+	git reset --hard &&
+	echo foo >>file &&
+	git stash &&
+	test_when_finished "git stash drop" &&
+	echo bar >>file &&
+	STASH_ID=$(git stash create) &&
+	git reset --hard &&
+	git stash branch stash-branch ${STASH_ID} &&
+	test_when_finished "git reset --hard HEAD && git checkout main &&
+	git branch -D stash-branch" &&
+	test $(git ls-files --modified | wc -l) -eq 1
+'
+
+test_expect_success 'stash branch complains with no arguments' '
+	test_must_fail git stash branch 2>err &&
+	test_i18ngrep "No branch name specified" err
+'
+
+test_expect_success 'stash show format defaults to --stat' '
+	git stash clear &&
+	test_when_finished "git reset --hard HEAD" &&
+	git reset --hard &&
+	echo foo >>file &&
+	git stash &&
+	test_when_finished "git stash drop" &&
+	echo bar >>file &&
+	STASH_ID=$(git stash create) &&
+	git reset --hard &&
+	cat >expected <<-EOF &&
+	 file | 1 +
+	 1 file changed, 1 insertion(+)
+	EOF
+	git stash show ${STASH_ID} >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success 'stash show - stashes on stack, stash-like argument' '
+	git stash clear &&
+	test_when_finished "git reset --hard HEAD" &&
+	git reset --hard &&
+	echo foo >>file &&
+	git stash &&
+	test_when_finished "git stash drop" &&
+	echo bar >>file &&
+	STASH_ID=$(git stash create) &&
+	git reset --hard &&
+	echo "1	0	file" >expected &&
+	git stash show --numstat ${STASH_ID} >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success 'stash show -p - stashes on stack, stash-like argument' '
+	git stash clear &&
+	test_when_finished "git reset --hard HEAD" &&
+	git reset --hard &&
+	echo foo >>file &&
+	git stash &&
+	test_when_finished "git stash drop" &&
+	echo bar >>file &&
+	STASH_ID=$(git stash create) &&
+	git reset --hard &&
+	cat >expected <<-EOF &&
+	diff --git a/file b/file
+	index 7601807..935fbd3 100644
+	--- a/file
+	+++ b/file
+	@@ -1 +1,2 @@
+	 baz
+	+bar
+	EOF
+	git stash show -p ${STASH_ID} >actual &&
+	diff_cmp expected actual
+'
+
+test_expect_success 'stash show - no stashes on stack, stash-like argument' '
+	git stash clear &&
+	test_when_finished "git reset --hard HEAD" &&
+	git reset --hard &&
+	echo foo >>file &&
+	STASH_ID=$(git stash create) &&
+	git reset --hard &&
+	echo "1	0	file" >expected &&
+	git stash show --numstat ${STASH_ID} >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success 'stash show -p - no stashes on stack, stash-like argument' '
+	git stash clear &&
+	test_when_finished "git reset --hard HEAD" &&
+	git reset --hard &&
+	echo foo >>file &&
+	STASH_ID=$(git stash create) &&
+	git reset --hard &&
+	cat >expected <<-EOF &&
+	diff --git a/file b/file
+	index 7601807..71b52c4 100644
+	--- a/file
+	+++ b/file
+	@@ -1 +1,2 @@
+	 baz
+	+foo
+	EOF
+	git stash show -p ${STASH_ID} >actual &&
+	diff_cmp expected actual
+'
+
+test_expect_success 'stash show --patience shows diff' '
+	git reset --hard &&
+	echo foo >>file &&
+	STASH_ID=$(git stash create) &&
+	git reset --hard &&
+	cat >expected <<-EOF &&
+	diff --git a/file b/file
+	index 7601807..71b52c4 100644
+	--- a/file
+	+++ b/file
+	@@ -1 +1,2 @@
+	 baz
+	+foo
+	EOF
+	git stash show --patience ${STASH_ID} >actual &&
+	diff_cmp expected actual
+'
+
+test_expect_success 'drop: fail early if specified stash is not a stash ref' '
+	git stash clear &&
+	test_when_finished "git reset --hard HEAD && git stash clear" &&
+	git reset --hard &&
+	echo foo >file &&
+	git stash &&
+	echo bar >file &&
+	git stash &&
+	test_must_fail git stash drop $(git rev-parse stash@{0}) &&
+	git stash pop &&
+	test bar = "$(cat file)" &&
+	git reset --hard HEAD
+'
+
+test_expect_success 'pop: fail early if specified stash is not a stash ref' '
+	git stash clear &&
+	test_when_finished "git reset --hard HEAD && git stash clear" &&
+	git reset --hard &&
+	echo foo >file &&
+	git stash &&
+	echo bar >file &&
+	git stash &&
+	test_must_fail git stash pop $(git rev-parse stash@{0}) &&
+	git stash pop &&
+	test bar = "$(cat file)" &&
+	git reset --hard HEAD
+'
+
+test_expect_success 'ref with non-existent reflog' '
+	git stash clear &&
+	echo bar5 >file &&
+	echo bar6 >file2 &&
+	git add file2 &&
+	git stash &&
+	test_must_fail git rev-parse --quiet --verify does-not-exist &&
+	test_must_fail git stash drop does-not-exist &&
+	test_must_fail git stash drop does-not-exist@{0} &&
+	test_must_fail git stash pop does-not-exist &&
+	test_must_fail git stash pop does-not-exist@{0} &&
+	test_must_fail git stash apply does-not-exist &&
+	test_must_fail git stash apply does-not-exist@{0} &&
+	test_must_fail git stash show does-not-exist &&
+	test_must_fail git stash show does-not-exist@{0} &&
+	test_must_fail git stash branch tmp does-not-exist &&
+	test_must_fail git stash branch tmp does-not-exist@{0} &&
+	git stash drop
+'
+
+test_expect_success 'invalid ref of the form stash@{n}, n >= N' '
+	git stash clear &&
+	test_must_fail git stash drop stash@{0} &&
+	echo bar5 >file &&
+	echo bar6 >file2 &&
+	git add file2 &&
+	git stash &&
+	test_must_fail git stash drop stash@{1} &&
+	test_must_fail git stash pop stash@{1} &&
+	test_must_fail git stash apply stash@{1} &&
+	test_must_fail git stash show stash@{1} &&
+	test_must_fail git stash branch tmp stash@{1} &&
+	git stash drop
+'
+
+test_expect_success 'invalid ref of the form "n", n >= N' '
+	git stash clear &&
+	test_must_fail git stash drop 0 &&
+	echo bar5 >file &&
+	echo bar6 >file2 &&
+	git add file2 &&
+	git stash &&
+	test_must_fail git stash drop 1 &&
+	test_must_fail git stash pop 1 &&
+	test_must_fail git stash apply 1 &&
+	test_must_fail git stash show 1 &&
+	test_must_fail git stash branch tmp 1 &&
+	git stash drop
+'
+
+test_expect_success 'valid ref of the form "n", n < N' '
+	git stash clear &&
+	echo bar5 >file &&
+	echo bar6 >file2 &&
+	git add file2 &&
+	git stash &&
+	git stash show 0 &&
+	git stash branch tmp 0 &&
+	git checkout main &&
+	git stash &&
+	git stash apply 0 &&
+	git reset --hard &&
+	git stash pop 0 &&
+	git stash &&
+	git stash drop 0 &&
+	test_must_fail git stash drop
+'
+
+test_expect_success 'branch: do not drop the stash if the branch exists' '
+	git stash clear &&
+	echo foo >file &&
+	git add file &&
+	git commit -m initial &&
+	echo bar >file &&
+	git stash &&
+	test_must_fail git stash branch main stash@{0} &&
+	git rev-parse stash@{0} --
+'
+
+test_expect_success 'branch: should not drop the stash if the apply fails' '
+	git stash clear &&
+	git reset HEAD~1 --hard &&
+	echo foo >file &&
+	git add file &&
+	git commit -m initial &&
+	echo bar >file &&
+	git stash &&
+	echo baz >file &&
+	test_when_finished "git checkout main" &&
+	test_must_fail git stash branch new_branch stash@{0} &&
+	git rev-parse stash@{0} --
+'
+
+test_expect_success 'apply: show same status as git status (relative to ./)' '
+	git stash clear &&
+	echo 1 >subdir/subfile1 &&
+	echo 2 >subdir/subfile2 &&
+	git add subdir/subfile1 &&
+	git commit -m subdir &&
+	(
+		cd subdir &&
+		echo x >subfile1 &&
+		echo x >../file &&
+		git status >../expect &&
+		git stash &&
+		sane_unset GIT_MERGE_VERBOSITY &&
+		git stash apply
+	) |
+	sed -e 1d >actual && # drop "Saved..."
+	test_cmp expect actual
+'
+
+cat >expect <<EOF
+diff --git a/HEAD b/HEAD
+new file mode 100644
+index 0000000..fe0cbee
+--- /dev/null
++++ b/HEAD
+@@ -0,0 +1 @@
++file-not-a-ref
+EOF
+
+test_expect_success 'stash where working directory contains "HEAD" file' '
+	git stash clear &&
+	git reset --hard &&
+	echo file-not-a-ref >HEAD &&
+	git add HEAD &&
+	test_tick &&
+	git stash &&
+	git diff-files --quiet &&
+	git diff-index --cached --quiet HEAD &&
+	test "$(git rev-parse stash^)" = "$(git rev-parse HEAD)" &&
+	git diff stash^..stash >output &&
+	diff_cmp expect output
+'
+
+test_expect_success 'store called with invalid commit' '
+	test_must_fail git stash store foo
+'
+
+test_expect_success 'store updates stash ref and reflog' '
+	git stash clear &&
+	git reset --hard &&
+	echo quux >bazzy &&
+	git add bazzy &&
+	STASH_ID=$(git stash create) &&
+	git reset --hard &&
+	test_path_is_missing bazzy &&
+	git stash store -m quuxery $STASH_ID &&
+	test $(git rev-parse stash) = $STASH_ID &&
+	git reflog --format=%H stash| grep $STASH_ID &&
+	git stash pop &&
+	grep quux bazzy
+'
+
+test_expect_success 'handle stash specification with spaces' '
+	git stash clear &&
+	echo pig >file &&
+	git stash &&
+	stamp=$(git log -g --format="%cd" -1 refs/stash) &&
+	test_tick &&
+	echo cow >file &&
+	git stash &&
+	git stash apply "stash@{$stamp}" &&
+	grep pig file
+'
+
+test_expect_success 'setup stash with index and worktree changes' '
+	git stash clear &&
+	git reset --hard &&
+	echo index >file &&
+	git add file &&
+	echo working >file &&
+	git stash
+'
+
+test_expect_success 'stash list -p shows simple diff' '
+	cat >expect <<-EOF &&
+	stash@{0}
+
+	diff --git a/file b/file
+	index 257cc56..d26b33d 100644
+	--- a/file
+	+++ b/file
+	@@ -1 +1 @@
+	-foo
+	+working
+	EOF
+	git stash list --format=%gd -p >actual &&
+	diff_cmp expect actual
+'
+
+test_expect_success 'stash list --cc shows combined diff' '
+	cat >expect <<-\EOF &&
+	stash@{0}
+
+	diff --cc file
+	index 257cc56,9015a7a..d26b33d
+	--- a/file
+	+++ b/file
+	@@@ -1,1 -1,1 +1,1 @@@
+	- foo
+	 -index
+	++working
+	EOF
+	git stash list --format=%gd -p --cc >actual &&
+	diff_cmp expect actual
+'
+
+test_expect_success 'stash is not confused by partial renames' '
+	mv file renamed &&
+	git add renamed &&
+	git stash &&
+	git stash apply &&
+	test_path_is_file renamed &&
+	test_path_is_missing file
+'
+
+test_expect_success 'push -m shows right message' '
+	>foo &&
+	git add foo &&
+	git stash push -m "test message" &&
+	echo "stash@{0}: On main: test message" >expect &&
+	git stash list -1 >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'push -m also works without space' '
+	>foo &&
+	git add foo &&
+	git stash push -m"unspaced test message" &&
+	echo "stash@{0}: On main: unspaced test message" >expect &&
+	git stash list -1 >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'store -m foo shows right message' '
+	git stash clear &&
+	git reset --hard &&
+	echo quux >bazzy &&
+	git add bazzy &&
+	STASH_ID=$(git stash create) &&
+	git stash store -m "store m" $STASH_ID &&
+	echo "stash@{0}: store m" >expect &&
+	git stash list -1 >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'store -mfoo shows right message' '
+	git stash clear &&
+	git reset --hard &&
+	echo quux >bazzy &&
+	git add bazzy &&
+	STASH_ID=$(git stash create) &&
+	git stash store -m"store mfoo" $STASH_ID &&
+	echo "stash@{0}: store mfoo" >expect &&
+	git stash list -1 >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'store --message=foo shows right message' '
+	git stash clear &&
+	git reset --hard &&
+	echo quux >bazzy &&
+	git add bazzy &&
+	STASH_ID=$(git stash create) &&
+	git stash store --message="store message=foo" $STASH_ID &&
+	echo "stash@{0}: store message=foo" >expect &&
+	git stash list -1 >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'store --message foo shows right message' '
+	git stash clear &&
+	git reset --hard &&
+	echo quux >bazzy &&
+	git add bazzy &&
+	STASH_ID=$(git stash create) &&
+	git stash store --message "store message foo" $STASH_ID &&
+	echo "stash@{0}: store message foo" >expect &&
+	git stash list -1 >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'push -mfoo uses right message' '
+	>foo &&
+	git add foo &&
+	git stash push -m"test mfoo" &&
+	echo "stash@{0}: On main: test mfoo" >expect &&
+	git stash list -1 >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'push --message foo is synonym for -mfoo' '
+	>foo &&
+	git add foo &&
+	git stash push --message "test message foo" &&
+	echo "stash@{0}: On main: test message foo" >expect &&
+	git stash list -1 >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'push --message=foo is synonym for -mfoo' '
+	>foo &&
+	git add foo &&
+	git stash push --message="test message=foo" &&
+	echo "stash@{0}: On main: test message=foo" >expect &&
+	git stash list -1 >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'push -m shows right message' '
+	>foo &&
+	git add foo &&
+	git stash push -m "test m foo" &&
+	echo "stash@{0}: On main: test m foo" >expect &&
+	git stash list -1 >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'create stores correct message' '
+	>foo &&
+	git add foo &&
+	STASH_ID=$(git stash create "create test message") &&
+	echo "On main: create test message" >expect &&
+	git show --pretty=%s -s ${STASH_ID} >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'create when branch name has /' '
+	test_when_finished "git checkout main" &&
+	git checkout -b some/topic &&
+	>foo &&
+	git add foo &&
+	STASH_ID=$(git stash create "create test message") &&
+	echo "On some/topic: create test message" >expect &&
+	git show --pretty=%s -s ${STASH_ID} >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'create with multiple arguments for the message' '
+	>foo &&
+	git add foo &&
+	STASH_ID=$(git stash create test untracked) &&
+	echo "On main: test untracked" >expect &&
+	git show --pretty=%s -s ${STASH_ID} >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'create in a detached state' '
+	test_when_finished "git checkout main" &&
+	git checkout HEAD~1 &&
+	>foo &&
+	git add foo &&
+	STASH_ID=$(git stash create) &&
+	HEAD_ID=$(git rev-parse --short HEAD) &&
+	echo "WIP on (no branch): ${HEAD_ID} initial" >expect &&
+	git show --pretty=%s -s ${STASH_ID} >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'stash -- <pathspec> stashes and restores the file' '
+	>foo &&
+	>bar &&
+	git add foo bar &&
+	git stash push -- foo &&
+	test_path_is_file bar &&
+	test_path_is_missing foo &&
+	git stash pop &&
+	test_path_is_file foo &&
+	test_path_is_file bar
+'
+
+test_expect_success 'stash -- <pathspec> stashes in subdirectory' '
+	mkdir sub &&
+	>foo &&
+	>bar &&
+	git add foo bar &&
+	(
+		cd sub &&
+		git stash push -- ../foo
+	) &&
+	test_path_is_file bar &&
+	test_path_is_missing foo &&
+	git stash pop &&
+	test_path_is_file foo &&
+	test_path_is_file bar
+'
+
+test_expect_success 'stash with multiple pathspec arguments' '
+	>foo &&
+	>bar &&
+	>extra &&
+	git add foo bar extra &&
+	git stash push -- foo bar &&
+	test_path_is_missing bar &&
+	test_path_is_missing foo &&
+	test_path_is_file extra &&
+	git stash pop &&
+	test_path_is_file foo &&
+	test_path_is_file bar &&
+	test_path_is_file extra
+'
+
+test_expect_success 'stash with file including $IFS character' '
+	>"foo bar" &&
+	>foo &&
+	>bar &&
+	git add foo* &&
+	git stash push -- "foo b*" &&
+	test_path_is_missing "foo bar" &&
+	test_path_is_file foo &&
+	test_path_is_file bar &&
+	git stash pop &&
+	test_path_is_file "foo bar" &&
+	test_path_is_file foo &&
+	test_path_is_file bar
+'
+
+test_expect_success 'stash with pathspec matching multiple paths' '
+       echo original >file &&
+       echo original >other-file &&
+       git commit -m "two" file other-file &&
+       echo modified >file &&
+       echo modified >other-file &&
+       git stash push -- "*file" &&
+       echo original >expect &&
+       test_cmp expect file &&
+       test_cmp expect other-file &&
+       git stash pop &&
+       echo modified >expect &&
+       test_cmp expect file &&
+       test_cmp expect other-file
+'
+
+test_expect_success 'stash push -p with pathspec shows no changes only once' '
+	>foo &&
+	git add foo &&
+	git commit -m "tmp" &&
+	git stash push -p foo >actual &&
+	echo "No local changes to save" >expect &&
+	git reset --hard HEAD~ &&
+	test_cmp expect actual
+'
+
+test_expect_success 'push <pathspec>: show no changes when there are none' '
+	>foo &&
+	git add foo &&
+	git commit -m "tmp" &&
+	git stash push foo >actual &&
+	echo "No local changes to save" >expect &&
+	git reset --hard HEAD~ &&
+	test_cmp expect actual
+'
+
+test_expect_success 'push: <pathspec> not in the repository errors out' '
+	>untracked &&
+	test_must_fail git stash push untracked &&
+	test_path_is_file untracked
+'
+
+test_expect_success 'push: -q is quiet with changes' '
+	>foo &&
+	git add foo &&
+	git stash push -q >output 2>&1 &&
+	test_must_be_empty output
+'
+
+test_expect_success 'push: -q is quiet with no changes' '
+	git stash push -q >output 2>&1 &&
+	test_must_be_empty output
+'
+
+test_expect_success 'push: -q is quiet even if there is no initial commit' '
+	git init foo_dir &&
+	test_when_finished rm -rf foo_dir &&
+	(
+		cd foo_dir &&
+		>bar &&
+		test_must_fail git stash push -q >output 2>&1 &&
+		test_must_be_empty output
+	)
+'
+
+test_expect_success 'untracked files are left in place when -u is not given' '
+	>file &&
+	git add file &&
+	>untracked &&
+	git stash push file &&
+	test_path_is_file untracked
+'
+
+test_expect_success 'stash without verb with pathspec' '
+	>"foo bar" &&
+	>foo &&
+	>bar &&
+	git add foo* &&
+	git stash -- "foo b*" &&
+	test_path_is_missing "foo bar" &&
+	test_path_is_file foo &&
+	test_path_is_file bar &&
+	git stash pop &&
+	test_path_is_file "foo bar" &&
+	test_path_is_file foo &&
+	test_path_is_file bar
+'
+
+test_expect_success 'stash -k -- <pathspec> leaves unstaged files intact' '
+	git reset &&
+	>foo &&
+	>bar &&
+	git add foo bar &&
+	git commit -m "test" &&
+	echo "foo" >foo &&
+	echo "bar" >bar &&
+	git stash -k -- foo &&
+	test "",bar = $(cat foo),$(cat bar) &&
+	git stash pop &&
+	test foo,bar = $(cat foo),$(cat bar)
+'
+
+test_expect_success 'stash -- <subdir> leaves untracked files in subdir intact' '
+	git reset &&
+	>subdir/untracked &&
+	>subdir/tracked1 &&
+	>subdir/tracked2 &&
+	git add subdir/tracked* &&
+	git stash -- subdir/ &&
+	test_path_is_missing subdir/tracked1 &&
+	test_path_is_missing subdir/tracked2 &&
+	test_path_is_file subdir/untracked &&
+	git stash pop &&
+	test_path_is_file subdir/tracked1 &&
+	test_path_is_file subdir/tracked2 &&
+	test_path_is_file subdir/untracked
+'
+
+test_expect_success 'stash -- <subdir> works with binary files' '
+	git reset &&
+	>subdir/untracked &&
+	>subdir/tracked &&
+	cp "$TEST_DIRECTORY"/test-binary-1.png subdir/tracked-binary &&
+	git add subdir/tracked* &&
+	git stash -- subdir/ &&
+	test_path_is_missing subdir/tracked &&
+	test_path_is_missing subdir/tracked-binary &&
+	test_path_is_file subdir/untracked &&
+	git stash pop &&
+	test_path_is_file subdir/tracked &&
+	test_path_is_file subdir/tracked-binary &&
+	test_path_is_file subdir/untracked
+'
+
+test_expect_success 'stash with user.name and user.email set works' '
+	test_config user.name "A U Thor" &&
+	test_config user.email "a.u@thor" &&
+	git stash
+'
+
+test_expect_success 'stash works when user.name and user.email are not set' '
+	git reset &&
+	>1 &&
+	git add 1 &&
+	echo "$GIT_AUTHOR_NAME <$GIT_AUTHOR_EMAIL>" >expect &&
+	git stash &&
+	git show -s --format="%an <%ae>" refs/stash >actual &&
+	test_cmp expect actual &&
+	>2 &&
+	git add 2 &&
+	test_config user.useconfigonly true &&
+	(
+		sane_unset GIT_AUTHOR_NAME &&
+		sane_unset GIT_AUTHOR_EMAIL &&
+		sane_unset GIT_COMMITTER_NAME &&
+		sane_unset GIT_COMMITTER_EMAIL &&
+		test_unconfig user.email &&
+		test_unconfig user.name &&
+		test_must_fail git commit -m "should fail" &&
+		echo "git stash <git@stash>" >expect &&
+		>2 &&
+		git stash &&
+		git show -s --format="%an <%ae>" refs/stash >actual &&
+		test_cmp expect actual
+	)
+'
+
+test_expect_success 'stash --keep-index with file deleted in index does not resurrect it on disk' '
+	test_commit to-remove to-remove &&
+	git rm to-remove &&
+	git stash --keep-index &&
+	test_path_is_missing to-remove
+'
+
+test_expect_success 'stash apply should succeed with unmodified file' '
+	echo base >file &&
+	git add file &&
+	git commit -m base &&
+
+	# now stash a modification
+	echo modified >file &&
+	git stash &&
+
+	# make the file stat dirty
+	cp file other &&
+	mv other file &&
+
+	git stash apply
+'
+
+test_expect_success 'stash handles skip-worktree entries nicely' '
+	test_commit A &&
+	echo changed >A.t &&
+	git add A.t &&
+	git update-index --skip-worktree A.t &&
+	rm A.t &&
+	git stash &&
+
+	git rev-parse --verify refs/stash:A.t
+'
+
+
+BATCH_CONFIGURATION='-c core.fsync=loose-object -c core.fsyncmethod=batch'
+
+test_expect_success 'stash with core.fsyncmethod=batch' "
+	test_create_unique_files 2 4 files_base_dir &&
+	GIT_TEST_FSYNC=1 git $BATCH_CONFIGURATION stash push -u -- ./files_base_dir/ &&
+
+	# The files were untracked, so use the third parent,
+	# which contains the untracked files
+	git ls-tree -r stash^3 -- ./files_base_dir/ |
+	test_parse_ls_tree_oids >stashed_files_oids &&
+
+	# We created 2 dirs with 4 files each (8 files total) above
+	test_line_count = 8 stashed_files_oids &&
+	git cat-file --batch-check='%(objectname)' <stashed_files_oids >stashed_files_actual &&
+	test_cmp stashed_files_oids stashed_files_actual
+"
+
+
+test_expect_success 'git stash succeeds despite directory/file change' '
+	test_create_repo directory_file_switch_v1 &&
+	(
+		cd directory_file_switch_v1 &&
+		test_commit init &&
+
+		test_write_lines this file has some words >filler &&
+		git add filler &&
+		git commit -m filler &&
+
+		git rm filler &&
+		mkdir filler &&
+		echo contents >filler/file &&
+		git stash push
+	)
+'
+
+test_expect_success 'git stash can pop file -> directory saved changes' '
+	test_create_repo directory_file_switch_v2 &&
+	(
+		cd directory_file_switch_v2 &&
+		test_commit init &&
+
+		test_write_lines this file has some words >filler &&
+		git add filler &&
+		git commit -m filler &&
+
+		git rm filler &&
+		mkdir filler &&
+		echo contents >filler/file &&
+		cp filler/file expect &&
+		git stash push --include-untracked &&
+		git stash apply --index &&
+		test_cmp expect filler/file
+	)
+'
+
+test_expect_success 'git stash can pop directory -> file saved changes' '
+	test_create_repo directory_file_switch_v3 &&
+	(
+		cd directory_file_switch_v3 &&
+		test_commit init &&
+
+		mkdir filler &&
+		test_write_lines some words >filler/file1 &&
+		test_write_lines and stuff >filler/file2 &&
+		git add filler &&
+		git commit -m filler &&
+
+		git rm -rf filler &&
+		echo contents >filler &&
+		cp filler expect &&
+		git stash push --include-untracked &&
+		git stash apply --index &&
+		test_cmp expect filler
+	)
+'
+
+test_expect_success 'restore untracked files even when we hit conflicts' '
+	git init restore_untracked_after_conflict &&
+	(
+		cd restore_untracked_after_conflict &&
+
+		echo hi >a &&
+		echo there >b &&
+		git add . &&
+		git commit -m first &&
+		echo hello >a &&
+		echo something >c &&
+
+		git stash push --include-untracked &&
+
+		echo conflict >a &&
+		git add a &&
+		git commit -m second &&
+
+		test_must_fail git stash pop &&
+
+		test_path_is_file c
+	)
+'
+
+test_done