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
@@ -53,10 +53,12 @@ static void print_object(const unsigned char *sha1, char *path)
 			start = idx + 1;
 		}
 		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");
 }