bisect--helper: `is_expected_rev` & `check_expected_revs` shell function in C

diff --git a/t/t4205-log-pretty-formats.sh b/t/t4205-log-pretty-formats.sh
index 83ea85eb453cb690cea39e16777eecdc7b7304db..ec5f530102c04080b9d199269583cac9ab924c7e 100755 (executable)
--- a/t/t4205-log-pretty-formats.sh
+++ b/t/t4205-log-pretty-formats.sh
@@ -543,6 +543,10 @@ Signed-off-by: A U Thor
   <author@example.com>
 EOF
 
+unfold () {
+       perl -0pe 's/\n\s+/ /'
+}
+
 test_expect_success 'set up trailer tests' '
        echo "Some contents" >trailerfile &&
        git add trailerfile &&
@@ -565,4 +569,33 @@ test_expect_success 'pretty format %(trailers) shows trailers' '
        test_cmp expect actual
 '
 
+test_expect_success '%(trailers:only) shows only "key: value" trailers' '
+       git log --no-walk --pretty="%(trailers:only)" >actual &&
+       {
+               grep -v patch.description <trailers &&
+               echo
+       } >expect &&
+       test_cmp expect actual
+'
+
+test_expect_success '%(trailers:unfold) unfolds trailers' '
+       git log --no-walk --pretty="%(trailers:unfold)" >actual &&
+       {
+               unfold <trailers &&
+               echo
+       } >expect &&
+       test_cmp expect actual
+'
+
+test_expect_success ':only and :unfold work together' '
+       git log --no-walk --pretty="%(trailers:only:unfold)" >actual &&
+       git log --no-walk --pretty="%(trailers:unfold:only)" >reverse &&
+       test_cmp actual reverse &&
+       {
+               grep -v patch.description <trailers | unfold &&
+               echo
+       } >expect &&
+       test_cmp expect actual
+'
+
 test_done