diff tests/test-command-template.t @ 38289:f9c426385853

templater: abstract truth testing to fix {if(list_of_empty_strings)}

Non-empty list should always be True even if it's stringified to ''. Spotted
by Martin von Zweigbergk.

--- a/tests/test-command-template.t	Tue Jun 12 23:17:38 2018 +0900
+++ b/tests/test-command-template.t	Sat Jun 09 13:34:47 2018 +0900
@@ -4151,6 +4151,10 @@
   empty string is False
   $ hg log -r 0 -T '{if(revset(r"0 - 0"), "", "empty list is False")}\n'
   empty list is False
+  $ hg log -r 0 -T '{if(revset(r"0"), "non-empty list is True")}\n'
+  non-empty list is True
+  $ hg log -r 0 -T '{if(revset(r"0") % "", "list of empty strings is True")}\n'
+  list of empty strings is True
   $ hg log -r 0 -T '{if(true, "true is True")}\n'
   true is True
   $ hg log -r 0 -T '{if(false, "", "false is False")}\n'