(test_basic_compare): add

multipage test.
(FileLink.multi_img_cell): new file, glob .png images.

diff --git a/buildscripts/output-distance.py b/buildscripts/output-distance.py
index 22a11986d673b21928721ff808b446e0d114b60b..bf4f950b310d0c4c2d75b317b75b7430562bd5a3 100644 (file)
--- a/buildscripts/output-distance.py
+++ b/buildscripts/output-distance.py
@@ -388,8 +388,9 @@ class FileLink:
 
         def cell (base, name):
             pages = glob.glob (base + '-page*.png')
+            
             if pages:
-                return multi_img_cell (base + '.ly', pages, name)
+                return multi_img_cell (base + '.ly', sorted (pages), name)
             else:
                 return img_cell (base + '.ly', base + '.png', name)