sync tournament (#574)

Author: keiravillekode

exercises/practice/tournament/.meta/tests.toml

@@ -1,6 +1,13 @@
-# This is an auto-generated file. Regular comments will be removed when this
-# file is regenerated. Regenerating will not touch any manually added keys,
-# so comments can be added in a "comment" key.
+# This is an auto-generated file.
+#
+# Regenerating this file via `configlet sync` will:
+# - Recreate every `description` key/value pair
+# - Recreate every `reimplements` key/value pair, where they exist in problem-specifications
+# - Remove any `include = true` key/value pair (an omitted `include` key implies inclusion)
+# - Preserve any other key/value pair
+#
+# As user-added comments (using the # character) will be removed when this file
+# is regenerated, comments can be added via a `comment` key.
 
 [67e9fab1-07c1-49cf-9159-bc8671cc7c9c]
 description = "just the header if no input"
@@ -34,3 +41,6 @@ description = "incomplete competition (not all pairs have played)"
 
 [3aa0386f-150b-4f99-90bb-5195e7b7d3b8]
 description = "ties broken alphabetically"
+
+[f9e20931-8a65-442a-81f6-503c0205b17a]
+description = "ensure points sorted numerically"

exercises/practice/tournament/tournament_spec.lua

@@ -62,6 +62,24 @@ describe('tournament', function()
     assert.are.same(expected, tournament(results))
   end)
 
+  it('should ensure points are sorted numerically', function()
+    local results = {
+      'Devastating Donkeys;Blithering Badgers;win',
+      'Devastating Donkeys;Blithering Badgers;win',
+      'Devastating Donkeys;Blithering Badgers;win',
+      'Devastating Donkeys;Blithering Badgers;win',
+      'Blithering Badgers;Devastating Donkeys;win'
+    }
+
+    local expected = {
+      'Team                           | MP |  W |  D |  L |  P',
+      'Devastating Donkeys            |  5 |  4 |  0 |  1 | 12',
+      'Blithering Badgers             |  5 |  1 |  0 |  4 |  3'
+    }
+
+    assert.are.same(expected, tournament(results))
+  end)
+
   it('should ignore blank lines', function()
     local results = {
       'Allegoric Alaskans;Blithering Badgers;win',