log: parse separate options like git log --grep foo

diff --git a/t/t4202-log.sh b/t/t4202-log.sh
index c1abd311dc7b467bcb7a7706a82e46ff90a0a9a4..95ac3f8cc813aa88d82db748af94f61150472261 100755 (executable)
--- a/t/t4202-log.sh
+++ b/t/t4202-log.sh
@@ -201,6 +201,13 @@ test_expect_success 'log --grep' '
        test_cmp expect actual
 '
 
+test_expect_success 'log --grep option parsing' '
+       echo second >expect &&
+       git log -1 --pretty="tformat:%s" --grep sec >actual &&
+       test_cmp expect actual &&
+       test_must_fail git log -1 --pretty="tformat:%s" --grep
+'
+
 test_expect_success 'log -i --grep' '
        echo Second >expect &&
        git log -1 --pretty="tformat:%s" -i --grep=sec >actual &&