t4045: abstract away SHA-1-specific constants

diff --git a/t/t2026-worktree-prune.sh b/t/t2026-worktree-prune.sh
index a0f1e3bb800ec6943648eeffb9e7ca84e328fa41..b7d6d5d45adf6067ab2f39801f658f778f9b2855 100755 (executable)
--- a/t/t2026-worktree-prune.sh
+++ b/t/t2026-worktree-prune.sh
@@ -78,10 +78,9 @@ test_expect_success 'not prune locked checkout' '
 
 test_expect_success 'not prune recent checkouts' '
        test_when_finished rm -r .git/worktrees &&
-       mkdir zz &&
-       mkdir -p .git/worktrees/jlm &&
-       echo "$(pwd)"/zz >.git/worktrees/jlm/gitdir &&
-       rmdir zz &&
+       git worktree add jlm HEAD &&
+       test -d .git/worktrees/jlm &&
+       rm -rf jlm &&
        git worktree prune --verbose --expire=2.days.ago &&
        test -d .git/worktrees/jlm
 '