contrib: add 'git difftool' for launching common merge tools

diff --git a/t/t7002-grep.sh b/t/t7002-grep.sh
index 18fe6f2d576d35706b1a712292b58155680cc9dc..c4938544d4ca7c5e7e886a59144c9b10b7971748 100755 (executable)
--- a/t/t7002-grep.sh
+++ b/t/t7002-grep.sh
@@ -161,7 +161,14 @@ test_expect_success 'log grep (6)' '
        git log --author=-0700  --pretty=tformat:%s >actual &&
        >expect &&
        test_cmp expect actual
+'
 
+test_expect_success 'grep with CE_VALID file' '
+       git update-index --assume-unchanged t/t &&
+       rm t/t &&
+       test "$(git grep --no-ext-grep t)" = "t/t:test" &&
+       git update-index --no-assume-unchanged t/t &&
+       git checkout t/t
 '
 
 test_done