ui-tree.c: do not add blank line when displaying blobs

Also, fix a related bug in the test-suite.

Noticed-by: Jim Meyering <jim@meyering.net>
Signed-off-by: Lars Hjemli <hjemli@gmail.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/ui-tree.c b/ui-tree.c
index 79332fc..4bf372a 100644
--- a/ui-tree.c
+++ b/ui-tree.c
@@ -55,6 +55,8 @@ static void print_object(const unsigned char *sha1, char *path)
                 idx++;
         }
-        htmlf(linefmt, ++lineno);
-        html_txt(buf + start);
+        if (start < idx) {
+                htmlf(linefmt, ++lineno);
+                html_txt(buf + start);
+        }
         html("</td></tr>\n");
         html("</table>\n");