Sync wordy (#546)

Author: keiravillekode

exercises/practice/wordy/.meta/tests.toml

@@ -12,9 +12,21 @@
 [88bf4b28-0de3-4883-93c7-db1b14aa806e]
 description = "just a number"
 
+[18983214-1dfc-4ebd-ac77-c110dde699ce]
+description = "just a zero"
+
+[607c08ee-2241-4288-916d-dae5455c87e6]
+description = "just a negative number"
+
 [bb8c655c-cf42-4dfc-90e0-152fcfd8d4e0]
 description = "addition"
 
+[bb9f2082-171c-46ad-ad4e-c3f72087c1b5]
+description = "addition with a left hand zero"
+
+[6fa05f17-405a-4742-80ae-5d1a8edb0d5d]
+description = "addition with a right hand zero"
+
 [79e49e06-c5ae-40aa-a352-7a3a01f70015]
 description = "more addition"
 

exercises/practice/wordy/wordy_spec.lua

@@ -5,10 +5,26 @@ describe('wordy', function()
     assert.are.same(5, wordy.answer('What is 5?'))
   end)
 
+  it('just a zero', function()
+    assert.are.same(0, wordy.answer('What is 0?'))
+  end)
+
+  it('just a negative number', function()
+    assert.are.same(-123, wordy.answer('What is -123?'))
+  end)
+
   it('addition', function()
     assert.are.same(2, wordy.answer('What is 1 plus 1?'))
   end)
 
+  it('addition with a left hand zero', function()
+    assert.are.same(2, wordy.answer('What is 0 plus 2?'))
+  end)
+
+  it('addition with a right hand zero', function()
+    assert.are.same(3, wordy.answer('What is 3 plus 0?'))
+  end)
+
   it('more addition', function()
     assert.are.same(55, wordy.answer('What is 53 plus 2?'))
   end)