Merge branch 'mr/worktree-list'

Add the "list" subcommand to "git worktree".

* mr/worktree-list:
  worktree: add 'list' command
  worktree: add details to the worktree struct
  worktree: add a function to get worktree details
  worktree: refactor find_linked_symref function
  worktree: add top-level worktree.c

1 files changed, 89 insertions, 0 deletions

diff --git a/t/t2027-worktree-list.sh b/t/t2027-worktree-list.sh
new file mode 100755
index 0000000000..75ebb1b4a0
--- /dev/null
+++ b/t/t2027-worktree-list.sh
@@ -0,0 +1,89 @@
+#!/bin/sh
+
+test_description='test git worktree list'
+
+. ./test-lib.sh
+
+test_expect_success 'setup' '
+	test_commit init
+'
+
+test_expect_success '"list" all worktrees from main' '
+	echo "$(git rev-parse --show-toplevel) $(git rev-parse --short HEAD) [$(git symbolic-ref --short HEAD)]" >expect &&
+	test_when_finished "rm -rf here && git worktree prune" &&
+	git worktree add --detach here master &&
+	echo "$(git -C here rev-parse --show-toplevel) $(git rev-parse --short HEAD) (detached HEAD)" >>expect &&
+	git worktree list | sed "s/  */ /g" >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success '"list" all worktrees from linked' '
+	echo "$(git rev-parse --show-toplevel) $(git rev-parse --short HEAD) [$(git symbolic-ref --short HEAD)]" >expect &&
+	test_when_finished "rm -rf here && git worktree prune" &&
+	git worktree add --detach here master &&
+	echo "$(git -C here rev-parse --show-toplevel) $(git rev-parse --short HEAD) (detached HEAD)" >>expect &&
+	git -C here worktree list | sed "s/  */ /g" >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success '"list" all worktrees --porcelain' '
+	echo "worktree $(git rev-parse --show-toplevel)" >expect &&
+	echo "HEAD $(git rev-parse HEAD)" >>expect &&
+	echo "branch $(git symbolic-ref HEAD)" >>expect &&
+	echo >>expect &&
+	test_when_finished "rm -rf here && git worktree prune" &&
+	git worktree add --detach here master &&
+	echo "worktree $(git -C here rev-parse --show-toplevel)" >>expect &&
+	echo "HEAD $(git rev-parse HEAD)" >>expect &&
+	echo "detached" >>expect &&
+	echo >>expect &&
+	git worktree list --porcelain >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'bare repo setup' '
+	git init --bare bare1 &&
+	echo "data" >file1 &&
+	git add file1 &&
+	git commit -m"File1: add data" &&
+	git push bare1 master &&
+	git reset --hard HEAD^
+'
+
+test_expect_success '"list" all worktrees from bare main' '
+	test_when_finished "rm -rf there && git -C bare1 worktree prune" &&
+	git -C bare1 worktree add --detach ../there master &&
+	echo "$(pwd)/bare1 (bare)" >expect &&
+	echo "$(git -C there rev-parse --show-toplevel) $(git -C there rev-parse --short HEAD) (detached HEAD)" >>expect &&
+	git -C bare1 worktree list | sed "s/  */ /g" >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success '"list" all worktrees --porcelain from bare main' '
+	test_when_finished "rm -rf there && git -C bare1 worktree prune" &&
+	git -C bare1 worktree add --detach ../there master &&
+	echo "worktree $(pwd)/bare1" >expect &&
+	echo "bare" >>expect &&
+	echo >>expect &&
+	echo "worktree $(git -C there rev-parse --show-toplevel)" >>expect &&
+	echo "HEAD $(git -C there rev-parse HEAD)" >>expect &&
+	echo "detached" >>expect &&
+	echo >>expect &&
+	git -C bare1 worktree list --porcelain >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success '"list" all worktrees from linked with a bare main' '
+	test_when_finished "rm -rf there && git -C bare1 worktree prune" &&
+	git -C bare1 worktree add --detach ../there master &&
+	echo "$(pwd)/bare1 (bare)" >expect &&
+	echo "$(git -C there rev-parse --show-toplevel) $(git -C there rev-parse --short HEAD) (detached HEAD)" >>expect &&
+	git -C there worktree list | sed "s/  */ /g" >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'bare repo cleanup' '
+	rm -rf bare1
+'
+
+test_done