Merge branch 'jc/maint-strbuf-add-fix-doubling'

diff --git a/t/t7201-co.sh b/t/t7201-co.sh
index 0e21632f19e75e1e7bbca1ceb2b9402a4d291584..6442f710be8bcaea11931044d52deb5b75d8f7e0 100755 (executable)
--- a/t/t7201-co.sh
+++ b/t/t7201-co.sh
@@ -171,7 +171,7 @@ test_expect_success 'checkout to detach HEAD' '
        git checkout -f renamer && git clean -f &&
        git checkout renamer^ 2>messages &&
        (cat >messages.expect <<EOF
-Note: moving to "renamer^" which isn'"'"'t a local branch
+Note: moving to '\''renamer^'\'' which isn'\''t a local branch
 If you want to create a new branch from this checkout, you may do so
 (now or later) by using -b with the checkout command again. Example:
   git checkout -b <new_branch_name>
@@ -534,4 +534,69 @@ test_expect_success 'failing checkout -b should not break working tree' '
 
 '
 
+test_expect_success 'switch out of non-branch' '
+       git reset --hard master &&
+       git checkout master^0 &&
+       echo modified >one &&
+       test_must_fail git checkout renamer 2>error.log &&
+       ! grep "^Previous HEAD" error.log
+'
+
+(
+ echo "#!$SHELL_PATH"
+ cat <<\EOF
+O=$1 A=$2 B=$3
+cat "$A" >.tmp
+exec >"$A"
+echo '<<<<<<< filfre-theirs'
+cat "$B"
+echo '||||||| filfre-common'
+cat "$O"
+echo '======='
+cat ".tmp"
+echo '>>>>>>> filfre-ours'
+rm -f .tmp
+exit 1
+EOF
+) >filfre.sh
+chmod +x filfre.sh
+
+test_expect_success 'custom merge driver with checkout -m' '
+       git reset --hard &&
+
+       git config merge.filfre.driver "./filfre.sh %O %A %B" &&
+       git config merge.filfre.name "Feel-free merge driver" &&
+       git config merge.filfre.recursive binary &&
+       echo "arm merge=filfre" >.gitattributes &&
+
+       git checkout -b left &&
+       echo neutral >arm &&
+       git add arm .gitattributes &&
+       test_tick &&
+       git commit -m neutral &&
+       git branch right &&
+
+       echo left >arm &&
+       test_tick &&
+       git commit -a -m left &&
+       git checkout right &&
+
+       echo right >arm &&
+       test_tick &&
+       git commit -a -m right &&
+
+       test_must_fail git merge left &&
+       (
+               for t in filfre-common left right
+               do
+                       grep $t arm || exit 1
+               done
+               exit 0
+       ) &&
+
+       mv arm expect &&
+       git checkout -m arm &&
+       test_cmp expect arm
+'
+
 test_done