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-rwxr-xr-xthird_party/git/t/t1091-sparse-checkout-builtin.sh524
1 files changed, 524 insertions, 0 deletions
diff --git a/third_party/git/t/t1091-sparse-checkout-builtin.sh b/third_party/git/t/t1091-sparse-checkout-builtin.sh
new file mode 100755
index 000000000000..44a91205d600
--- /dev/null
+++ b/third_party/git/t/t1091-sparse-checkout-builtin.sh
@@ -0,0 +1,524 @@
+#!/bin/sh
+
+test_description='sparse checkout builtin tests'
+
+. ./test-lib.sh
+
+list_files() {
+	# Do not replace this with 'ls "$1"', as "ls" with BSD-lineage
+	# enables "-A" by default for root and ends up including ".git" and
+	# such in its output. (Note, though, that running the test suite as
+	# root is generally not recommended.)
+	(cd "$1" && printf '%s\n' *)
+}
+
+check_files() {
+	list_files "$1" >actual &&
+	shift &&
+	printf "%s\n" $@ >expect &&
+	test_cmp expect actual
+}
+
+test_expect_success 'setup' '
+	git init repo &&
+	(
+		cd repo &&
+		echo "initial" >a &&
+		mkdir folder1 folder2 deep &&
+		mkdir deep/deeper1 deep/deeper2 &&
+		mkdir deep/deeper1/deepest &&
+		cp a folder1 &&
+		cp a folder2 &&
+		cp a deep &&
+		cp a deep/deeper1 &&
+		cp a deep/deeper2 &&
+		cp a deep/deeper1/deepest &&
+		git add . &&
+		git commit -m "initial commit"
+	)
+'
+
+test_expect_success 'git sparse-checkout list (empty)' '
+	git -C repo sparse-checkout list >list 2>err &&
+	test_must_be_empty list &&
+	test_i18ngrep "this worktree is not sparse (sparse-checkout file may not exist)" err
+'
+
+test_expect_success 'git sparse-checkout list (populated)' '
+	test_when_finished rm -f repo/.git/info/sparse-checkout &&
+	cat >repo/.git/info/sparse-checkout <<-\EOF &&
+	/folder1/*
+	/deep/
+	**/a
+	!*bin*
+	EOF
+	cp repo/.git/info/sparse-checkout expect &&
+	git -C repo sparse-checkout list >list &&
+	test_cmp expect list
+'
+
+test_expect_success 'git sparse-checkout init' '
+	git -C repo sparse-checkout init &&
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	EOF
+	test_cmp expect repo/.git/info/sparse-checkout &&
+	test_cmp_config -C repo true core.sparsecheckout &&
+	check_files repo a
+'
+
+test_expect_success 'git sparse-checkout list after init' '
+	git -C repo sparse-checkout list >actual &&
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	EOF
+	test_cmp expect actual
+'
+
+test_expect_success 'init with existing sparse-checkout' '
+	echo "*folder*" >> repo/.git/info/sparse-checkout &&
+	git -C repo sparse-checkout init &&
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	*folder*
+	EOF
+	test_cmp expect repo/.git/info/sparse-checkout &&
+	check_files repo a folder1 folder2
+'
+
+test_expect_success 'clone --sparse' '
+	git clone --sparse "file://$(pwd)/repo" clone &&
+	git -C clone sparse-checkout list >actual &&
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	EOF
+	test_cmp expect actual &&
+	check_files clone a
+'
+
+test_expect_success 'set enables config' '
+	git init empty-config &&
+	(
+		cd empty-config &&
+		test_commit test file &&
+		test_path_is_missing .git/config.worktree &&
+		test_must_fail git sparse-checkout set nothing &&
+		test_path_is_file .git/config.worktree &&
+		test_must_fail git config core.sparseCheckout &&
+		git sparse-checkout set "/*" &&
+		test_cmp_config true core.sparseCheckout
+	)
+'
+
+test_expect_success 'set sparse-checkout using builtin' '
+	git -C repo sparse-checkout set "/*" "!/*/" "*folder*" &&
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	*folder*
+	EOF
+	git -C repo sparse-checkout list >actual &&
+	test_cmp expect actual &&
+	test_cmp expect repo/.git/info/sparse-checkout &&
+	check_files repo a folder1 folder2
+'
+
+test_expect_success 'set sparse-checkout using --stdin' '
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	/folder1/
+	/folder2/
+	EOF
+	git -C repo sparse-checkout set --stdin <expect &&
+	git -C repo sparse-checkout list >actual &&
+	test_cmp expect actual &&
+	test_cmp expect repo/.git/info/sparse-checkout &&
+	check_files repo "a folder1 folder2"
+'
+
+test_expect_success 'add to sparse-checkout' '
+	cat repo/.git/info/sparse-checkout >expect &&
+	cat >add <<-\EOF &&
+	pattern1
+	/folder1/
+	pattern2
+	EOF
+	cat add >>expect &&
+	git -C repo sparse-checkout add --stdin <add &&
+	git -C repo sparse-checkout list >actual &&
+	test_cmp expect actual &&
+	test_cmp expect repo/.git/info/sparse-checkout &&
+	check_files repo "a folder1 folder2"
+'
+
+test_expect_success 'cone mode: match patterns' '
+	git -C repo config --worktree core.sparseCheckoutCone true &&
+	rm -rf repo/a repo/folder1 repo/folder2 &&
+	git -C repo read-tree -mu HEAD 2>err &&
+	test_i18ngrep ! "disabling cone patterns" err &&
+	git -C repo reset --hard &&
+	check_files repo a folder1 folder2
+'
+
+test_expect_success 'cone mode: warn on bad pattern' '
+	test_when_finished mv sparse-checkout repo/.git/info/ &&
+	cp repo/.git/info/sparse-checkout . &&
+	echo "!/deep/deeper/*" >>repo/.git/info/sparse-checkout &&
+	git -C repo read-tree -mu HEAD 2>err &&
+	test_i18ngrep "unrecognized negative pattern" err
+'
+
+test_expect_success 'sparse-checkout disable' '
+	test_when_finished rm -rf repo/.git/info/sparse-checkout &&
+	git -C repo sparse-checkout disable &&
+	test_path_is_file repo/.git/info/sparse-checkout &&
+	git -C repo config --list >config &&
+	test_must_fail git config core.sparseCheckout &&
+	check_files repo a deep folder1 folder2
+'
+
+test_expect_success 'cone mode: init and set' '
+	git -C repo sparse-checkout init --cone &&
+	git -C repo config --list >config &&
+	test_i18ngrep "core.sparsecheckoutcone=true" config &&
+	list_files repo >dir  &&
+	echo a >expect &&
+	test_cmp expect dir &&
+	git -C repo sparse-checkout set deep/deeper1/deepest/ 2>err &&
+	test_must_be_empty err &&
+	check_files repo a deep &&
+	check_files repo/deep a deeper1 &&
+	check_files repo/deep/deeper1 a deepest &&
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	/deep/
+	!/deep/*/
+	/deep/deeper1/
+	!/deep/deeper1/*/
+	/deep/deeper1/deepest/
+	EOF
+	test_cmp expect repo/.git/info/sparse-checkout &&
+	git -C repo sparse-checkout set --stdin 2>err <<-\EOF &&
+	folder1
+	folder2
+	EOF
+	test_must_be_empty err &&
+	check_files repo a folder1 folder2
+'
+
+test_expect_success 'cone mode: list' '
+	cat >expect <<-\EOF &&
+	folder1
+	folder2
+	EOF
+	git -C repo sparse-checkout set --stdin <expect &&
+	git -C repo sparse-checkout list >actual 2>err &&
+	test_must_be_empty err &&
+	test_cmp expect actual
+'
+
+test_expect_success 'cone mode: set with nested folders' '
+	git -C repo sparse-checkout set deep deep/deeper1/deepest 2>err &&
+	test_line_count = 0 err &&
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	/deep/
+	EOF
+	test_cmp repo/.git/info/sparse-checkout expect
+'
+
+test_expect_success 'cone mode: add independent path' '
+	git -C repo sparse-checkout set deep/deeper1 &&
+	git -C repo sparse-checkout add folder1 &&
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	/deep/
+	!/deep/*/
+	/deep/deeper1/
+	/folder1/
+	EOF
+	test_cmp expect repo/.git/info/sparse-checkout &&
+	check_files repo a deep folder1
+'
+
+test_expect_success 'cone mode: add sibling path' '
+	git -C repo sparse-checkout set deep/deeper1 &&
+	git -C repo sparse-checkout add deep/deeper2 &&
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	/deep/
+	!/deep/*/
+	/deep/deeper1/
+	/deep/deeper2/
+	EOF
+	test_cmp expect repo/.git/info/sparse-checkout &&
+	check_files repo a deep
+'
+
+test_expect_success 'cone mode: add parent path' '
+	git -C repo sparse-checkout set deep/deeper1 folder1 &&
+	git -C repo sparse-checkout add deep &&
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	/deep/
+	/folder1/
+	EOF
+	test_cmp expect repo/.git/info/sparse-checkout &&
+	check_files repo a deep folder1
+'
+
+test_expect_success 'revert to old sparse-checkout on bad update' '
+	test_when_finished git -C repo reset --hard &&
+	git -C repo sparse-checkout set deep &&
+	echo update >repo/deep/deeper2/a &&
+	cp repo/.git/info/sparse-checkout expect &&
+	test_must_fail git -C repo sparse-checkout set deep/deeper1 2>err &&
+	test_i18ngrep "cannot set sparse-checkout patterns" err &&
+	test_cmp repo/.git/info/sparse-checkout expect &&
+	check_files repo/deep a deeper1 deeper2
+'
+
+test_expect_success 'revert to old sparse-checkout on empty update' '
+	git init empty-test &&
+	(
+		echo >file &&
+		git add file &&
+		git commit -m "test" &&
+		test_must_fail git sparse-checkout set nothing 2>err &&
+		test_i18ngrep "Sparse checkout leaves no entry on working directory" err &&
+		test_i18ngrep ! ".git/index.lock" err &&
+		git sparse-checkout set file
+	)
+'
+
+test_expect_success 'fail when lock is taken' '
+	test_when_finished rm -rf repo/.git/info/sparse-checkout.lock &&
+	touch repo/.git/info/sparse-checkout.lock &&
+	test_must_fail git -C repo sparse-checkout set deep 2>err &&
+	test_i18ngrep "Unable to create .*\.lock" err
+'
+
+test_expect_success '.gitignore should not warn about cone mode' '
+	git -C repo config --worktree core.sparseCheckoutCone true &&
+	echo "**/bin/*" >repo/.gitignore &&
+	git -C repo reset --hard 2>err &&
+	test_i18ngrep ! "disabling cone patterns" err
+'
+
+test_expect_success 'sparse-checkout (init|set|disable) fails with dirty status' '
+	git clone repo dirty &&
+	echo dirty >dirty/folder1/a &&
+	test_must_fail git -C dirty sparse-checkout init &&
+	test_must_fail git -C dirty sparse-checkout set /folder2/* /deep/deeper1/* &&
+	test_must_fail git -C dirty sparse-checkout disable &&
+	git -C dirty reset --hard &&
+	git -C dirty sparse-checkout init &&
+	git -C dirty sparse-checkout set /folder2/* /deep/deeper1/* &&
+	git -C dirty sparse-checkout disable
+'
+
+test_expect_success 'cone mode: set with core.ignoreCase=true' '
+	git -C repo sparse-checkout init --cone &&
+	git -C repo -c core.ignoreCase=true sparse-checkout set folder1 &&
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	/folder1/
+	EOF
+	test_cmp expect repo/.git/info/sparse-checkout &&
+	check_files repo a folder1
+'
+
+test_expect_success 'interaction with submodules' '
+	git clone repo super &&
+	(
+		cd super &&
+		mkdir modules &&
+		git submodule add ../repo modules/child &&
+		git add . &&
+		git commit -m "add submodule" &&
+		git sparse-checkout init --cone &&
+		git sparse-checkout set folder1
+	) &&
+	check_files super a folder1 modules &&
+	check_files super/modules/child a deep folder1 folder2
+'
+
+test_expect_success 'different sparse-checkouts with worktrees' '
+	git -C repo worktree add --detach ../worktree &&
+	check_files worktree "a deep folder1 folder2" &&
+	git -C worktree sparse-checkout init --cone &&
+	git -C repo sparse-checkout set folder1 &&
+	git -C worktree sparse-checkout set deep/deeper1 &&
+	check_files repo a folder1 &&
+	check_files worktree a deep
+'
+
+test_expect_success 'set using filename keeps file on-disk' '
+	git -C repo sparse-checkout set a deep &&
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	/a/
+	/deep/
+	EOF
+	test_cmp expect repo/.git/info/sparse-checkout &&
+	check_files repo a deep
+'
+
+check_read_tree_errors () {
+	REPO=$1
+	FILES=$2
+	ERRORS=$3
+	git -C $REPO -c core.sparseCheckoutCone=false read-tree -mu HEAD 2>err &&
+	test_must_be_empty err &&
+	check_files $REPO "$FILES" &&
+	git -C $REPO read-tree -mu HEAD 2>err &&
+	if test -z "$ERRORS"
+	then
+		test_must_be_empty err
+	else
+		test_i18ngrep "$ERRORS" err
+	fi &&
+	check_files $REPO $FILES
+}
+
+test_expect_success 'pattern-checks: /A/**' '
+	cat >repo/.git/info/sparse-checkout <<-\EOF &&
+	/*
+	!/*/
+	/folder1/**
+	EOF
+	check_read_tree_errors repo "a folder1" "disabling cone pattern matching"
+'
+
+test_expect_success 'pattern-checks: /A/**/B/' '
+	cat >repo/.git/info/sparse-checkout <<-\EOF &&
+	/*
+	!/*/
+	/deep/**/deepest
+	EOF
+	check_read_tree_errors repo "a deep" "disabling cone pattern matching" &&
+	check_files repo/deep "deeper1" &&
+	check_files repo/deep/deeper1 "deepest"
+'
+
+test_expect_success 'pattern-checks: too short' '
+	cat >repo/.git/info/sparse-checkout <<-\EOF &&
+	/*
+	!/*/
+	/
+	EOF
+	check_read_tree_errors repo "a" "disabling cone pattern matching"
+'
+test_expect_success 'pattern-checks: not too short' '
+	cat >repo/.git/info/sparse-checkout <<-\EOF &&
+	/*
+	!/*/
+	/b/
+	EOF
+	git -C repo read-tree -mu HEAD 2>err &&
+	test_must_be_empty err &&
+	check_files repo a
+'
+
+test_expect_success 'pattern-checks: trailing "*"' '
+	cat >repo/.git/info/sparse-checkout <<-\EOF &&
+	/*
+	!/*/
+	/a*
+	EOF
+	check_read_tree_errors repo "a" "disabling cone pattern matching"
+'
+
+test_expect_success 'pattern-checks: starting "*"' '
+	cat >repo/.git/info/sparse-checkout <<-\EOF &&
+	/*
+	!/*/
+	*eep/
+	EOF
+	check_read_tree_errors repo "a deep" "disabling cone pattern matching"
+'
+
+test_expect_success 'pattern-checks: contained glob characters' '
+	for c in "[a]" "\\" "?" "*"
+	do
+		cat >repo/.git/info/sparse-checkout <<-EOF &&
+		/*
+		!/*/
+		something$c-else/
+		EOF
+		check_read_tree_errors repo "a" "disabling cone pattern matching"
+	done
+'
+
+test_expect_success BSLASHPSPEC 'pattern-checks: escaped characters' '
+	git clone repo escaped &&
+	TREEOID=$(git -C escaped rev-parse HEAD:folder1) &&
+	NEWTREE=$(git -C escaped mktree <<-EOF
+	$(git -C escaped ls-tree HEAD)
+	040000 tree $TREEOID	zbad\\dir
+	040000 tree $TREEOID	zdoes*exist
+	040000 tree $TREEOID	zglob[!a]?
+	EOF
+	) &&
+	COMMIT=$(git -C escaped commit-tree $NEWTREE -p HEAD) &&
+	git -C escaped reset --hard $COMMIT &&
+	check_files escaped "a deep folder1 folder2 zbad\\dir zdoes*exist" zglob[!a]? &&
+	git -C escaped sparse-checkout init --cone &&
+	git -C escaped sparse-checkout set zbad\\dir/bogus "zdoes*not*exist" "zdoes*exist" "zglob[!a]?" &&
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	/zbad\\dir/
+	!/zbad\\dir/*/
+	/zbad\\dir/bogus/
+	/zdoes\*exist/
+	/zdoes\*not\*exist/
+	/zglob\[!a]\?/
+	EOF
+	test_cmp expect escaped/.git/info/sparse-checkout &&
+	check_read_tree_errors escaped "a zbad\\dir zdoes*exist zglob[!a]?" &&
+	git -C escaped ls-tree -d --name-only HEAD >list-expect &&
+	git -C escaped sparse-checkout set --stdin <list-expect &&
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	/deep/
+	/folder1/
+	/folder2/
+	/zbad\\dir/
+	/zdoes\*exist/
+	/zglob\[!a]\?/
+	EOF
+	test_cmp expect escaped/.git/info/sparse-checkout &&
+	check_files escaped "a deep folder1 folder2 zbad\\dir zdoes*exist" zglob[!a]? &&
+	git -C escaped sparse-checkout list >list-actual &&
+	test_cmp list-expect list-actual
+'
+
+test_expect_success MINGW 'cone mode replaces backslashes with slashes' '
+	git -C repo sparse-checkout set deep\\deeper1 &&
+	cat >expect <<-\EOF &&
+	/*
+	!/*/
+	/deep/
+	!/deep/*/
+	/deep/deeper1/
+	EOF
+	test_cmp expect repo/.git/info/sparse-checkout &&
+	check_files repo a deep &&
+	check_files repo/deep a deeper1
+'
+
+test_done