Fix bugs in coverage testing.

Makefile

@@ -64,8 +64,9 @@ cheat: $(CHEAT_OBJS) dungeon.o
 check: advent cheat
 	cd tests; $(MAKE) --quiet
 
-# After this, run your browser ob coverage/open-adventure/index.html
+# After this, run your browser on coverage/open-adventure/index.html
-# to see coverage results.
+# to see coverage results. Browse coverage/adventure.yaml.html
+# to see symbol coverage over the YAML file.
 coverage: debug
 	cd tests; $(MAKE) coverage --quiet
 

adventure.yaml

@@ -2828,7 +2828,6 @@ arbitrary_messages:  !!omap
       black smoke.
 - SHELL_IMPERVIOUS: 'The shell is very strong and is impervious to attack.'
 - START_OVER: 'What''s the matter, can''t you read?  Now you''d best start over.'
-- WELL_POINTLESS: 'Well, that was remarkably pointless.'
 - DRAGON_SCALES: 'The axe bounces harmlessly off the dragon''s thick scales.'
 - NASTY_DRAGON: 'The dragon looks rather nasty.  You''d best not try to get by.'
 - BIRD_BURNT: |-

tests/coverage_dungeon.py

@@ -71,10 +71,10 @@ def search(needle, haystack):
     needle_san = re.escape(needle) \
              .replace("\\n", "\n") \
              .replace("\\t", "\t") \
-             .replace("\%S", ".*") \
+             .replace("%S", ".*") \
-             .replace("\%s", ".*") \
+             .replace("%s", ".*") \
-             .replace("\%d", ".*") \
+             .replace("%d", ".*") \
-             .replace("\%V", ".*")
+             .replace("%V", ".*")
 
     return re.search(needle_san, haystack)