t7800-difftool: fix the effectless GIT_DIFFTOOL_PROMPT test
GIT_DIFFTOOL_PROMPT doesn't have any effect if overridden with --prompt.
Signed-off-by: Markus Heidelberg <markus.heidelberg@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/t/t7800-difftool.sh b/t/t7800-difftool.sh
index ebdccf9..fff6a6d 100755
--- a/t/t7800-difftool.sh
+++ b/t/t7800-difftool.sh
@@ -136,7 +136,7 @@
GIT_DIFFTOOL_PROMPT=true &&
export GIT_DIFFTOOL_PROMPT &&
- prompt=$(echo | git difftool --prompt branch | tail -1) &&
+ prompt=$(echo | git difftool branch | tail -1) &&
prompt_given "$prompt" &&
restore_test_defaults