pig-latin: generate tests using canonical data

exercises/pig-latin/.meta/.version

@@ -0,0 +1 @@
+1

exercises/pig-latin/example.rb

@@ -27,3 +27,7 @@ def parse_initial_consonant_sound_and_remainder
     word.scan(/\A([^aeiou]?qu|[^aeiou]+)(.*)/).first
   end
 end
+
+module BookKeeping
+  VERSION = 1
+end

exercises/pig-latin/example.tt

@@ -0,0 +1,18 @@
+#!/usr/bin/env ruby
+gem 'minitest', '>= 5.0.0'
+require 'minitest/autorun'
+require_relative 'pig_latin'
+
+# Common test data version: <%= abbreviated_commit_hash %>
+class PigLatinTest < Minitest::Test<% test_cases.each do |test_case| %>
+  def <%= test_case.name %>
+    <%= test_case.skipped %>
+    <%= test_case.workload %>
+  end
+<% end %>
+<%= IO.read(XRUBY_LIB + '/bookkeeping.md') %>
+  def test_bookkeeping
+    skip
+    assert_equal <%= version %>, BookKeeping::VERSION
+  end
+end

exercises/pig-latin/pig_latin_test.rb

@@ -3,78 +3,125 @@
 require 'minitest/autorun'
 require_relative 'pig_latin'
 
+# Common test data version: d4e9a22
 class PigLatinTest < Minitest::Test
   def test_word_beginning_with_a
-    assert_equal 'appleay', PigLatin.translate('apple')
+    # skip
+    assert_equal "appleay", PigLatin.translate("apple")
   end
 
-  def test_other_word_beginning_e
+  def test_word_beginning_with_e
     skip
-    assert_equal 'earay', PigLatin.translate('ear')
+    assert_equal "earay", PigLatin.translate("ear")
+  end
+
+  def test_word_beginning_with_i
+    skip
+    assert_equal "iglooay", PigLatin.translate("igloo")
+  end
+
+  def test_word_beginning_with_o
+    skip
+    assert_equal "objectay", PigLatin.translate("object")
+  end
+
+  def test_word_beginning_with_u
+    skip
+    assert_equal "underay", PigLatin.translate("under")
+  end
+
+  def test_word_beginning_with_a_vowel_and_followed_by_a_qu
+    skip
+    assert_equal "equalay", PigLatin.translate("equal")
   end
 
   def test_word_beginning_with_p
     skip
-    assert_equal 'igpay', PigLatin.translate('pig')
+    assert_equal "igpay", PigLatin.translate("pig")
   end
 
   def test_word_beginning_with_k
     skip
-    assert_equal 'oalakay', PigLatin.translate('koala')
+    assert_equal "oalakay", PigLatin.translate("koala")
   end
 
-  def test_word_beginning_with_ch
+  def test_word_beginning_with_y
     skip
-    assert_equal 'airchay', PigLatin.translate('chair')
+    assert_equal "ellowyay", PigLatin.translate("yellow")
   end
 
-  def test_word_beginning_with_qu
+  def test_word_beginning_with_x
     skip
-    assert_equal 'eenquay', PigLatin.translate('queen')
+    assert_equal "enonxay", PigLatin.translate("xenon")
   end
 
-  def test_word_with_consonant_preceding_qu
+  def test_word_beginning_with_q_without_a_following_u
     skip
-    assert_equal 'aresquay', PigLatin.translate('square')
+    assert_equal "atqay", PigLatin.translate("qat")
   end
 
-  def test_word_beginning_with_th
+  def test_word_beginning_with_ch
     skip
-    assert_equal 'erapythay', PigLatin.translate('therapy')
+    assert_equal "airchay", PigLatin.translate("chair")
   end
 
-  def test_word_beginning_with_thr
+  def test_word_beginning_with_qu
     skip
-    assert_equal 'ushthray', PigLatin.translate('thrush')
+    assert_equal "eenquay", PigLatin.translate("queen")
   end
 
-  def test_word_beginning_with_sch
+  def test_word_beginning_with_qu_and_a_preceding_consonant
     skip
-    assert_equal 'oolschay', PigLatin.translate('school')
+    assert_equal "aresquay", PigLatin.translate("square")
   end
 
-  def test_translates_phrase
+  def test_word_beginning_with_th
     skip
-    assert_equal 'ickquay astfay unray', PigLatin.translate('quick fast run')
+    assert_equal "erapythay", PigLatin.translate("therapy")
   end
 
-  def test_word_beginning_with_ye
+  def test_word_beginning_with_thr
     skip
-    assert_equal 'ellowyay', PigLatin.translate('yellow')
+    assert_equal "ushthray", PigLatin.translate("thrush")
   end
 
-  def test_word_beginning_with_yt
+  def test_word_beginning_with_sch
     skip
-    assert_equal 'yttriaay', PigLatin.translate('yttria')
+    assert_equal "oolschay", PigLatin.translate("school")
   end
 
-  def test_word_beginning_with_xe
+  def test_word_beginning_with_yt
     skip
-    assert_equal 'enonxay', PigLatin.translate('xenon')
+    assert_equal "yttriaay", PigLatin.translate("yttria")
   end
 
   def test_word_beginning_with_xr
     skip
-    assert_equal 'xrayay', PigLatin.translate('xray')
+    assert_equal "xrayay", PigLatin.translate("xray")
+  end
+
+  def test_a_whole_phrase
+    skip
+    assert_equal "ickquay astfay unray", PigLatin.translate("quick fast run")
+  end
+  # Problems in exercism evolve over time, as we find better ways to ask
+  # questions.
+  # The version number refers to the version of the problem you solved,
+  # not your solution.
+  #
+  # Define a constant named VERSION inside of the top level BookKeeping
+  # module, which may be placed near the end of your file.
+  #
+  # In your file, it will look like this:
+  #
+  # module BookKeeping
+  #   VERSION = 1 # Where the version number matches the one in the test.
+  # end
+  #
+  # If you are curious, read more about constants on RubyDoc:
+  # http://ruby-doc.org/docs/ruby-doc-bundle/UsersGuide/rg/constants.html
+  def test_bookkeeping
+    skip
+    assert_equal 1, BookKeeping::VERSION
   end
 end

lib/pig_latin_cases.rb

@@ -0,0 +1,22 @@
+require 'exercise_cases'
+
+class PigLatinCase < OpenStruct
+  def name
+    'test_%s' % description.tr('- ', '__')
+  end
+
+  def workload
+    %Q(assert_equal #{expected.inspect}, PigLatin.translate(#{input.inspect}))
+  end
+
+  def skipped
+    index.zero? ? '# skip' : 'skip'
+  end
+end
+
+PigLatinCases = proc do |data|
+  JSON.parse(data)['cases'].
+    flat_map {|section| section['cases'] }.
+    each_with_index.
+    reduce([]) {|cases, (test, i)| cases << PigLatinCase.new(test.merge('index' => i)) }
+end