branch: allow a no-op "branch -M <current-branch> HEAD"

diff --git a/t/t5403-post-checkout-hook.sh b/t/t5403-post-checkout-hook.sh
index a7bef9371fc190d799e1e3741605fe8b626029c3..1753ef2b91e3e5846f12fc16e1209b1895210f3b 100755 (executable)
--- a/t/t5403-post-checkout-hook.sh
+++ b/t/t5403-post-checkout-hook.sh
@@ -31,44 +31,58 @@ EOF
 done
 
 test_expect_success 'post-checkout runs as expected ' '
-        GIT_DIR=clone1/.git git checkout master &&
-        test -e clone1/.git/post-checkout.args
+       GIT_DIR=clone1/.git git checkout master &&
+       test -e clone1/.git/post-checkout.args
 '
 
 test_expect_success 'post-checkout receives the right arguments with HEAD unchanged ' '
-        old=$(awk "{print \$1}" clone1/.git/post-checkout.args) &&
-        new=$(awk "{print \$2}" clone1/.git/post-checkout.args) &&
-        flag=$(awk "{print \$3}" clone1/.git/post-checkout.args) &&
-        test $old = $new -a $flag = 1
+       old=$(awk "{print \$1}" clone1/.git/post-checkout.args) &&
+       new=$(awk "{print \$2}" clone1/.git/post-checkout.args) &&
+       flag=$(awk "{print \$3}" clone1/.git/post-checkout.args) &&
+       test $old = $new -a $flag = 1
 '
 
 test_expect_success 'post-checkout runs as expected ' '
-        GIT_DIR=clone1/.git git checkout master &&
-        test -e clone1/.git/post-checkout.args
+       GIT_DIR=clone1/.git git checkout master &&
+       test -e clone1/.git/post-checkout.args
 '
 
 test_expect_success 'post-checkout args are correct with git checkout -b ' '
-        GIT_DIR=clone1/.git git checkout -b new1 &&
-        old=$(awk "{print \$1}" clone1/.git/post-checkout.args) &&
-        new=$(awk "{print \$2}" clone1/.git/post-checkout.args) &&
-        flag=$(awk "{print \$3}" clone1/.git/post-checkout.args) &&
-        test $old = $new -a $flag = 1
+       GIT_DIR=clone1/.git git checkout -b new1 &&
+       old=$(awk "{print \$1}" clone1/.git/post-checkout.args) &&
+       new=$(awk "{print \$2}" clone1/.git/post-checkout.args) &&
+       flag=$(awk "{print \$3}" clone1/.git/post-checkout.args) &&
+       test $old = $new -a $flag = 1
 '
 
 test_expect_success 'post-checkout receives the right args with HEAD changed ' '
-        GIT_DIR=clone2/.git git checkout new2 &&
-        old=$(awk "{print \$1}" clone2/.git/post-checkout.args) &&
-        new=$(awk "{print \$2}" clone2/.git/post-checkout.args) &&
-        flag=$(awk "{print \$3}" clone2/.git/post-checkout.args) &&
-        test $old != $new -a $flag = 1
+       GIT_DIR=clone2/.git git checkout new2 &&
+       old=$(awk "{print \$1}" clone2/.git/post-checkout.args) &&
+       new=$(awk "{print \$2}" clone2/.git/post-checkout.args) &&
+       flag=$(awk "{print \$3}" clone2/.git/post-checkout.args) &&
+       test $old != $new -a $flag = 1
 '
 
 test_expect_success 'post-checkout receives the right args when not switching branches ' '
-        GIT_DIR=clone2/.git git checkout master b &&
-        old=$(awk "{print \$1}" clone2/.git/post-checkout.args) &&
-        new=$(awk "{print \$2}" clone2/.git/post-checkout.args) &&
-        flag=$(awk "{print \$3}" clone2/.git/post-checkout.args) &&
-        test $old = $new -a $flag = 0
+       GIT_DIR=clone2/.git git checkout master b &&
+       old=$(awk "{print \$1}" clone2/.git/post-checkout.args) &&
+       new=$(awk "{print \$2}" clone2/.git/post-checkout.args) &&
+       flag=$(awk "{print \$3}" clone2/.git/post-checkout.args) &&
+       test $old = $new -a $flag = 0
 '
 
+if test "$(git config --bool core.filemode)" = true; then
+mkdir -p templates/hooks
+cat >templates/hooks/post-checkout <<'EOF'
+#!/bin/sh
+echo $@ > $GIT_DIR/post-checkout.args
+EOF
+chmod +x templates/hooks/post-checkout
+
+test_expect_success 'post-checkout hook is triggered by clone' '
+       git clone --template=templates . clone3 &&
+       test -f clone3/.git/post-checkout.args
+'
+fi
+
 test_done