t0027: do not use an empty string as a pathspec element

diff --git a/t/t6300-for-each-ref.sh b/t/t6300-for-each-ref.sh
index 859b2374269e630db3653fc153267bb9382fe748..19a2823025e794a6adc3f75d65dd175a2021f282 100755 (executable)
--- a/t/t6300-for-each-ref.sh
+++ b/t/t6300-for-each-ref.sh
@@ -50,6 +50,8 @@ test_atom() {
 
 test_atom head refname refs/heads/master
 test_atom head refname:short master
+test_atom head refname:strip=1 heads/master
+test_atom head refname:strip=2 master
 test_atom head upstream refs/remotes/origin/master
 test_atom head upstream:short origin/master
 test_atom head push refs/remotes/myfork/master
@@ -132,6 +134,16 @@ test_expect_success 'Check invalid atoms names are errors' '
        test_must_fail git for-each-ref --format="%(INVALID)" refs/heads
 '
 
+test_expect_success 'arguments to :strip must be positive integers' '
+       test_must_fail git for-each-ref --format="%(refname:strip=0)" &&
+       test_must_fail git for-each-ref --format="%(refname:strip=-1)" &&
+       test_must_fail git for-each-ref --format="%(refname:strip=foo)"
+'
+
+test_expect_success 'stripping refnames too far gives an error' '
+       test_must_fail git for-each-ref --format="%(refname:strip=3)"
+'
+
 test_expect_success 'Check format specifiers are ignored in naming date atoms' '
        git for-each-ref --format="%(authordate)" refs/heads &&
        git for-each-ref --format="%(authordate:default) %(authordate)" refs/heads &&