merge(third_party/git): Merge squashed git subtree at v2.23.0 r/373

Merge commit '1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5' as 'third_party/git'

1 files changed, 684 insertions, 0 deletions

diff --git a/third_party/git/t/t7300-clean.sh b/third_party/git/t/t7300-clean.sh
new file mode 100755
index 000000000000..a2c45d1902ac
--- /dev/null
+++ b/third_party/git/t/t7300-clean.sh
@@ -0,0 +1,684 @@
+#!/bin/sh
+#
+# Copyright (c) 2007 Michael Spang
+#
+
+test_description='git clean basic tests'
+
+. ./test-lib.sh
+
+git config clean.requireForce no
+
+test_expect_success 'setup' '
+
+	mkdir -p src &&
+	touch src/part1.c Makefile &&
+	echo build >.gitignore &&
+	echo \*.o >>.gitignore &&
+	git add . &&
+	git commit -m setup &&
+	touch src/part2.c README &&
+	git add .
+
+'
+
+test_expect_success 'git clean with skip-worktree .gitignore' '
+	git update-index --skip-worktree .gitignore &&
+	rm .gitignore &&
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	git clean &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test ! -f a.out &&
+	test ! -f src/part3.c &&
+	test -f docs/manual.txt &&
+	test -f obj.o &&
+	test -f build/lib.so &&
+	git update-index --no-skip-worktree .gitignore &&
+	git checkout .gitignore
+'
+
+test_expect_success 'git clean' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	git clean &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test ! -f a.out &&
+	test ! -f src/part3.c &&
+	test -f docs/manual.txt &&
+	test -f obj.o &&
+	test -f build/lib.so
+
+'
+
+test_expect_success 'git clean src/' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	git clean src/ &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test -f a.out &&
+	test ! -f src/part3.c &&
+	test -f docs/manual.txt &&
+	test -f obj.o &&
+	test -f build/lib.so
+
+'
+
+test_expect_success 'git clean src/ src/' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	git clean src/ src/ &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test -f a.out &&
+	test ! -f src/part3.c &&
+	test -f docs/manual.txt &&
+	test -f obj.o &&
+	test -f build/lib.so
+
+'
+
+test_expect_success 'git clean with prefix' '
+
+	mkdir -p build docs src/test &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so src/test/1.c &&
+	(cd src/ && git clean) &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test -f a.out &&
+	test ! -f src/part3.c &&
+	test -f src/test/1.c &&
+	test -f docs/manual.txt &&
+	test -f obj.o &&
+	test -f build/lib.so
+
+'
+
+test_expect_success C_LOCALE_OUTPUT 'git clean with relative prefix' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	would_clean=$(
+		cd docs &&
+		git clean -n ../src |
+		sed -n -e "s|^Would remove ||p"
+	) &&
+	verbose test "$would_clean" = ../src/part3.c
+'
+
+test_expect_success C_LOCALE_OUTPUT 'git clean with absolute path' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	would_clean=$(
+		cd docs &&
+		git clean -n "$(pwd)/../src" |
+		sed -n -e "s|^Would remove ||p"
+	) &&
+	verbose test "$would_clean" = ../src/part3.c
+'
+
+test_expect_success 'git clean with out of work tree relative path' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	(
+		cd docs &&
+		test_must_fail git clean -n ../..
+	)
+'
+
+test_expect_success 'git clean with out of work tree absolute path' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	dd=$(cd .. && pwd) &&
+	(
+		cd docs &&
+		test_must_fail git clean -n $dd
+	)
+'
+
+test_expect_success 'git clean -d with prefix and path' '
+
+	mkdir -p build docs src/feature &&
+	touch a.out src/part3.c src/feature/file.c docs/manual.txt obj.o build/lib.so &&
+	(cd src/ && git clean -d feature/) &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test -f a.out &&
+	test -f src/part3.c &&
+	test ! -f src/feature/file.c &&
+	test -f docs/manual.txt &&
+	test -f obj.o &&
+	test -f build/lib.so
+
+'
+
+test_expect_success SYMLINKS 'git clean symbolic link' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	ln -s docs/manual.txt src/part4.c &&
+	git clean &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test ! -f a.out &&
+	test ! -f src/part3.c &&
+	test ! -f src/part4.c &&
+	test -f docs/manual.txt &&
+	test -f obj.o &&
+	test -f build/lib.so
+
+'
+
+test_expect_success 'git clean with wildcard' '
+
+	touch a.clean b.clean other.c &&
+	git clean "*.clean" &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test ! -f a.clean &&
+	test ! -f b.clean &&
+	test -f other.c
+
+'
+
+test_expect_success 'git clean -n' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	git clean -n &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test -f a.out &&
+	test -f src/part3.c &&
+	test -f docs/manual.txt &&
+	test -f obj.o &&
+	test -f build/lib.so
+
+'
+
+test_expect_success 'git clean -d' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	git clean -d &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test ! -f a.out &&
+	test ! -f src/part3.c &&
+	test ! -d docs &&
+	test -f obj.o &&
+	test -f build/lib.so
+
+'
+
+test_expect_success 'git clean -d src/ examples/' '
+
+	mkdir -p build docs examples &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so examples/1.c &&
+	git clean -d src/ examples/ &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test -f a.out &&
+	test ! -f src/part3.c &&
+	test ! -f examples/1.c &&
+	test -f docs/manual.txt &&
+	test -f obj.o &&
+	test -f build/lib.so
+
+'
+
+test_expect_success 'git clean -x' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	git clean -x &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test ! -f a.out &&
+	test ! -f src/part3.c &&
+	test -f docs/manual.txt &&
+	test ! -f obj.o &&
+	test -f build/lib.so
+
+'
+
+test_expect_success 'git clean -d -x' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	git clean -d -x &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test ! -f a.out &&
+	test ! -f src/part3.c &&
+	test ! -d docs &&
+	test ! -f obj.o &&
+	test ! -d build
+
+'
+
+test_expect_success 'git clean -d -x with ignored tracked directory' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	git clean -d -x -e src &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test ! -f a.out &&
+	test -f src/part3.c &&
+	test ! -d docs &&
+	test ! -f obj.o &&
+	test ! -d build
+
+'
+
+test_expect_success 'git clean -X' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	git clean -X &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test -f a.out &&
+	test -f src/part3.c &&
+	test -f docs/manual.txt &&
+	test ! -f obj.o &&
+	test -f build/lib.so
+
+'
+
+test_expect_success 'git clean -d -X' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	git clean -d -X &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test -f a.out &&
+	test -f src/part3.c &&
+	test -f docs/manual.txt &&
+	test ! -f obj.o &&
+	test ! -d build
+
+'
+
+test_expect_success 'git clean -d -X with ignored tracked directory' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	git clean -d -X -e src &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test -f a.out &&
+	test ! -f src/part3.c &&
+	test -f docs/manual.txt &&
+	test ! -f obj.o &&
+	test ! -d build
+
+'
+
+test_expect_success 'clean.requireForce defaults to true' '
+
+	git config --unset clean.requireForce &&
+	test_must_fail git clean
+
+'
+
+test_expect_success 'clean.requireForce' '
+
+	git config clean.requireForce true &&
+	test_must_fail git clean
+
+'
+
+test_expect_success 'clean.requireForce and -n' '
+
+	mkdir -p build docs &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	git clean -n &&
+	test -f Makefile &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test -f a.out &&
+	test -f src/part3.c &&
+	test -f docs/manual.txt &&
+	test -f obj.o &&
+	test -f build/lib.so
+
+'
+
+test_expect_success 'clean.requireForce and -f' '
+
+	git clean -f &&
+	test -f README &&
+	test -f src/part1.c &&
+	test -f src/part2.c &&
+	test ! -f a.out &&
+	test ! -f src/part3.c &&
+	test -f docs/manual.txt &&
+	test -f obj.o &&
+	test -f build/lib.so
+
+'
+
+test_expect_success C_LOCALE_OUTPUT 'core.excludesfile' '
+
+	echo excludes >excludes &&
+	echo included >included &&
+	git config core.excludesfile excludes &&
+	output=$(git clean -n excludes included 2>&1) &&
+	expr "$output" : ".*included" >/dev/null &&
+	! expr "$output" : ".*excludes" >/dev/null
+
+'
+
+test_expect_success SANITY 'removal failure' '
+
+	mkdir foo &&
+	touch foo/bar &&
+	test_when_finished "chmod 755 foo" &&
+	(exec <foo/bar &&
+	 chmod 0 foo &&
+	 test_must_fail git clean -f -d)
+'
+
+test_expect_success 'nested git work tree' '
+	rm -fr foo bar baz &&
+	mkdir -p foo bar baz/boo &&
+	(
+		cd foo &&
+		git init &&
+		test_commit nested hello.world
+	) &&
+	(
+		cd bar &&
+		>goodbye.people
+	) &&
+	(
+		cd baz/boo &&
+		git init &&
+		test_commit deeply.nested deeper.world
+	) &&
+	git clean -f -d &&
+	test -f foo/.git/index &&
+	test -f foo/hello.world &&
+	test -f baz/boo/.git/index &&
+	test -f baz/boo/deeper.world &&
+	! test -d bar
+'
+
+test_expect_success 'should clean things that almost look like git but are not' '
+	rm -fr almost_git almost_bare_git almost_submodule &&
+	mkdir -p almost_git/.git/objects &&
+	mkdir -p almost_git/.git/refs &&
+	cat >almost_git/.git/HEAD <<-\EOF &&
+	garbage
+	EOF
+	cp -r almost_git/.git/ almost_bare_git &&
+	mkdir almost_submodule/ &&
+	cat >almost_submodule/.git <<-\EOF &&
+	garbage
+	EOF
+	test_when_finished "rm -rf almost_*" &&
+	git clean -f -d &&
+	test_path_is_missing almost_git &&
+	test_path_is_missing almost_bare_git &&
+	test_path_is_missing almost_submodule
+'
+
+test_expect_success 'should not clean submodules' '
+	rm -fr repo to_clean sub1 sub2 &&
+	mkdir repo to_clean &&
+	(
+		cd repo &&
+		git init &&
+		test_commit msg hello.world
+	) &&
+	git submodule add ./repo/.git sub1 &&
+	git commit -m "sub1" &&
+	git branch before_sub2 &&
+	git submodule add ./repo/.git sub2 &&
+	git commit -m "sub2" &&
+	git checkout before_sub2 &&
+	>to_clean/should_clean.this &&
+	git clean -f -d &&
+	test_path_is_file repo/.git/index &&
+	test_path_is_file repo/hello.world &&
+	test_path_is_file sub1/.git &&
+	test_path_is_file sub1/hello.world &&
+	test_path_is_file sub2/.git &&
+	test_path_is_file sub2/hello.world &&
+	test_path_is_missing to_clean
+'
+
+test_expect_success POSIXPERM,SANITY 'should avoid cleaning possible submodules' '
+	rm -fr to_clean possible_sub1 &&
+	mkdir to_clean possible_sub1 &&
+	test_when_finished "rm -rf possible_sub*" &&
+	echo "gitdir: foo" >possible_sub1/.git &&
+	>possible_sub1/hello.world &&
+	chmod 0 possible_sub1/.git &&
+	>to_clean/should_clean.this &&
+	git clean -f -d &&
+	test_path_is_file possible_sub1/.git &&
+	test_path_is_file possible_sub1/hello.world &&
+	test_path_is_missing to_clean
+'
+
+test_expect_success 'nested (empty) git should be kept' '
+	rm -fr empty_repo to_clean &&
+	git init empty_repo &&
+	mkdir to_clean &&
+	>to_clean/should_clean.this &&
+	git clean -f -d &&
+	test_path_is_file empty_repo/.git/HEAD &&
+	test_path_is_missing to_clean
+'
+
+test_expect_success 'nested bare repositories should be cleaned' '
+	rm -fr bare1 bare2 subdir &&
+	git init --bare bare1 &&
+	git clone --local --bare . bare2 &&
+	mkdir subdir &&
+	cp -r bare2 subdir/bare3 &&
+	git clean -f -d &&
+	test_path_is_missing bare1 &&
+	test_path_is_missing bare2 &&
+	test_path_is_missing subdir
+'
+
+test_expect_failure 'nested (empty) bare repositories should be cleaned even when in .git' '
+	rm -fr strange_bare &&
+	mkdir strange_bare &&
+	git init --bare strange_bare/.git &&
+	git clean -f -d &&
+	test_path_is_missing strange_bare
+'
+
+test_expect_failure 'nested (non-empty) bare repositories should be cleaned even when in .git' '
+	rm -fr strange_bare &&
+	mkdir strange_bare &&
+	git clone --local --bare . strange_bare/.git &&
+	git clean -f -d &&
+	test_path_is_missing strange_bare
+'
+
+test_expect_success 'giving path in nested git work tree will remove it' '
+	rm -fr repo &&
+	mkdir repo &&
+	(
+		cd repo &&
+		git init &&
+		mkdir -p bar/baz &&
+		test_commit msg bar/baz/hello.world
+	) &&
+	git clean -f -d repo/bar/baz &&
+	test_path_is_file repo/.git/HEAD &&
+	test_path_is_dir repo/bar/ &&
+	test_path_is_missing repo/bar/baz
+'
+
+test_expect_success 'giving path to nested .git will not remove it' '
+	rm -fr repo &&
+	mkdir repo untracked &&
+	(
+		cd repo &&
+		git init &&
+		test_commit msg hello.world
+	) &&
+	git clean -f -d repo/.git &&
+	test_path_is_file repo/.git/HEAD &&
+	test_path_is_dir repo/.git/refs &&
+	test_path_is_dir repo/.git/objects &&
+	test_path_is_dir untracked/
+'
+
+test_expect_success 'giving path to nested .git/ will remove contents' '
+	rm -fr repo untracked &&
+	mkdir repo untracked &&
+	(
+		cd repo &&
+		git init &&
+		test_commit msg hello.world
+	) &&
+	git clean -f -d repo/.git/ &&
+	test_path_is_dir repo/.git &&
+	test_dir_is_empty repo/.git &&
+	test_path_is_dir untracked/
+'
+
+test_expect_success 'force removal of nested git work tree' '
+	rm -fr foo bar baz &&
+	mkdir -p foo bar baz/boo &&
+	(
+		cd foo &&
+		git init &&
+		test_commit nested hello.world
+	) &&
+	(
+		cd bar &&
+		>goodbye.people
+	) &&
+	(
+		cd baz/boo &&
+		git init &&
+		test_commit deeply.nested deeper.world
+	) &&
+	git clean -f -f -d &&
+	! test -d foo &&
+	! test -d bar &&
+	! test -d baz
+'
+
+test_expect_success 'git clean -e' '
+	rm -fr repo &&
+	mkdir repo &&
+	(
+		cd repo &&
+		git init &&
+		touch known 1 2 3 &&
+		git add known &&
+		git clean -f -e 1 -e 2 &&
+		test -e 1 &&
+		test -e 2 &&
+		! (test -e 3) &&
+		test -e known
+	)
+'
+
+test_expect_success SANITY 'git clean -d with an unreadable empty directory' '
+	mkdir foo &&
+	chmod a= foo &&
+	git clean -dfx foo &&
+	! test -d foo
+'
+
+test_expect_success 'git clean -d respects pathspecs (dir is prefix of pathspec)' '
+	mkdir -p foo &&
+	mkdir -p foobar &&
+	git clean -df foobar &&
+	test_path_is_dir foo &&
+	test_path_is_missing foobar
+'
+
+test_expect_success 'git clean -d respects pathspecs (pathspec is prefix of dir)' '
+	mkdir -p foo &&
+	mkdir -p foobar &&
+	git clean -df foo &&
+	test_path_is_missing foo &&
+	test_path_is_dir foobar
+'
+
+test_expect_success 'git clean -d skips untracked dirs containing ignored files' '
+	echo /foo/bar >.gitignore &&
+	echo ignoreme >>.gitignore &&
+	rm -rf foo &&
+	mkdir -p foo/a/aa/aaa foo/b/bb/bbb &&
+	touch foo/bar foo/baz foo/a/aa/ignoreme foo/b/ignoreme foo/b/bb/1 foo/b/bb/2 &&
+	git clean -df &&
+	test_path_is_dir foo &&
+	test_path_is_file foo/bar &&
+	test_path_is_missing foo/baz &&
+	test_path_is_file foo/a/aa/ignoreme &&
+	test_path_is_missing foo/a/aa/aaa &&
+	test_path_is_file foo/b/ignoreme &&
+	test_path_is_missing foo/b/bb
+'
+
+test_expect_success MINGW 'handle clean & core.longpaths = false nicely' '
+	test_config core.longpaths false &&
+	a50=aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa &&
+	mkdir -p $a50$a50/$a50$a50/$a50$a50 &&
+	: >"$a50$a50/test.txt" 2>"$a50$a50/$a50$a50/$a50$a50/test.txt" &&
+	# create a temporary outside the working tree to hide from "git clean"
+	test_must_fail git clean -xdf 2>.git/err &&
+	# grepping for a strerror string is unportable but it is OK here with
+	# MINGW prereq
+	test_i18ngrep "too long" .git/err
+'
+
+test_done