diff --git a/exercises/practice/raindrops/.meta/test_template.erb b/exercises/practice/raindrops/.meta/test_template.erb
new file mode 100644
index 0000000000..b1c3a6cf91
--- /dev/null
+++ b/exercises/practice/raindrops/.meta/test_template.erb
@@ -0,0 +1,13 @@
+require 'minitest/autorun'
+require_relative 'raindrops'
+
+class RaindropsTest < Minitest::Test
+<% json["cases"].each do |cases| %>
+    def test_<%= underscore(cases["description"]) %>
+      <%= skip? %>
+      actual = Raindrops.convert(<%= cases["input"]["number"] %>)
+      expected = '<%= cases["expected"] %>'
+      assert_equal expected, actual
+    end
+    <% end %>
+end
diff --git a/exercises/practice/raindrops/raindrops_test.rb b/exercises/practice/raindrops/raindrops_test.rb
index 7a3b0f3f85..5cdd867e12 100644
--- a/exercises/practice/raindrops/raindrops_test.rb
+++ b/exercises/practice/raindrops/raindrops_test.rb
@@ -4,91 +4,127 @@
 class RaindropsTest < Minitest::Test
   def test_the_sound_for_1_is_1
     # skip
-    assert_equal "1", Raindrops.convert(1)
+    actual = Raindrops.convert(1)
+    expected = '1'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_3_is_pling
     skip
-    assert_equal "Pling", Raindrops.convert(3)
+    actual = Raindrops.convert(3)
+    expected = 'Pling'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_5_is_plang
     skip
-    assert_equal "Plang", Raindrops.convert(5)
+    actual = Raindrops.convert(5)
+    expected = 'Plang'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_7_is_plong
     skip
-    assert_equal "Plong", Raindrops.convert(7)
+    actual = Raindrops.convert(7)
+    expected = 'Plong'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_6_is_pling_as_it_has_a_factor_3
     skip
-    assert_equal "Pling", Raindrops.convert(6)
+    actual = Raindrops.convert(6)
+    expected = 'Pling'
+    assert_equal expected, actual
   end
 
   def test_2_to_the_power_3_does_not_make_a_raindrop_sound_as_3_is_the_exponent_not_the_base
     skip
-    assert_equal "8", Raindrops.convert(8)
+    actual = Raindrops.convert(8)
+    expected = '8'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_9_is_pling_as_it_has_a_factor_3
     skip
-    assert_equal "Pling", Raindrops.convert(9)
+    actual = Raindrops.convert(9)
+    expected = 'Pling'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_10_is_plang_as_it_has_a_factor_5
     skip
-    assert_equal "Plang", Raindrops.convert(10)
+    actual = Raindrops.convert(10)
+    expected = 'Plang'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_14_is_plong_as_it_has_a_factor_of_7
     skip
-    assert_equal "Plong", Raindrops.convert(14)
+    actual = Raindrops.convert(14)
+    expected = 'Plong'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_15_is_plingplang_as_it_has_factors_3_and_5
     skip
-    assert_equal "PlingPlang", Raindrops.convert(15)
+    actual = Raindrops.convert(15)
+    expected = 'PlingPlang'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_21_is_plingplong_as_it_has_factors_3_and_7
     skip
-    assert_equal "PlingPlong", Raindrops.convert(21)
+    actual = Raindrops.convert(21)
+    expected = 'PlingPlong'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_25_is_plang_as_it_has_a_factor_5
     skip
-    assert_equal "Plang", Raindrops.convert(25)
+    actual = Raindrops.convert(25)
+    expected = 'Plang'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_27_is_pling_as_it_has_a_factor_3
     skip
-    assert_equal "Pling", Raindrops.convert(27)
+    actual = Raindrops.convert(27)
+    expected = 'Pling'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_35_is_plangplong_as_it_has_factors_5_and_7
     skip
-    assert_equal "PlangPlong", Raindrops.convert(35)
+    actual = Raindrops.convert(35)
+    expected = 'PlangPlong'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_49_is_plong_as_it_has_a_factor_7
     skip
-    assert_equal "Plong", Raindrops.convert(49)
+    actual = Raindrops.convert(49)
+    expected = 'Plong'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_52_is_52
     skip
-    assert_equal "52", Raindrops.convert(52)
+    actual = Raindrops.convert(52)
+    expected = '52'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_105_is_plingplangplong_as_it_has_factors_3_5_and_7
     skip
-    assert_equal "PlingPlangPlong", Raindrops.convert(105)
+    actual = Raindrops.convert(105)
+    expected = 'PlingPlangPlong'
+    assert_equal expected, actual
   end
 
   def test_the_sound_for_3125_is_plang_as_it_has_a_factor_5
     skip
-    assert_equal "Plang", Raindrops.convert(3125)
+    actual = Raindrops.convert(3125)
+    expected = 'Plang'
+    assert_equal expected, actual
   end
 end
diff --git a/exercises/practice/resistor-color-duo/.meta/test_template.erb b/exercises/practice/resistor-color-duo/.meta/test_template.erb
new file mode 100644
index 0000000000..76a44b1c10
--- /dev/null
+++ b/exercises/practice/resistor-color-duo/.meta/test_template.erb
@@ -0,0 +1,13 @@
+require 'minitest/autorun'
+require_relative 'resistor_color_duo'
+
+class ResistorColorDuoTest < Minitest::Test
+<% json["cases"].each do |cases| %>
+  def test_<%= underscore(cases["description"]) %>
+    <%= skip? %>
+    actual = ResistorColorDuo.value(<%= cases["input"]["colors"] %>)
+    expected = <%= cases["expected"] %>
+    assert_equal expected, actual
+  end
+<% end %>
+end
diff --git a/exercises/practice/resistor-color-duo/resistor_color_duo_test.rb b/exercises/practice/resistor-color-duo/resistor_color_duo_test.rb
index 208c772476..3a6cc6ed2f 100644
--- a/exercises/practice/resistor-color-duo/resistor_color_duo_test.rb
+++ b/exercises/practice/resistor-color-duo/resistor_color_duo_test.rb
@@ -4,36 +4,50 @@
 class ResistorColorDuoTest < Minitest::Test
   def test_brown_and_black
     # skip
-    assert_equal 10, ResistorColorDuo.value(%w[brown black])
+    actual = ResistorColorDuo.value(%w[brown black])
+    expected = 10
+    assert_equal expected, actual
   end
 
   def test_blue_and_grey
     skip
-    assert_equal 68, ResistorColorDuo.value(%w[blue grey])
+    actual = ResistorColorDuo.value(%w[blue grey])
+    expected = 68
+    assert_equal expected, actual
   end
 
   def test_yellow_and_violet
     skip
-    assert_equal 47, ResistorColorDuo.value(%w[yellow violet])
+    actual = ResistorColorDuo.value(%w[yellow violet])
+    expected = 47
+    assert_equal expected, actual
   end
 
   def test_white_and_red
     skip
-    assert_equal 92, ResistorColorDuo.value(%w[white red])
+    actual = ResistorColorDuo.value(%w[white red])
+    expected = 92
+    assert_equal expected, actual
   end
 
   def test_orange_and_orange
     skip
-    assert_equal 33, ResistorColorDuo.value(%w[orange orange])
+    actual = ResistorColorDuo.value(%w[orange orange])
+    expected = 33
+    assert_equal expected, actual
   end
 
   def test_ignore_additional_colors
     skip
-    assert_equal 51, ResistorColorDuo.value(%w[green brown orange])
+    actual = ResistorColorDuo.value(%w[green brown orange])
+    expected = 51
+    assert_equal expected, actual
   end
 
   def test_black_and_brown_one_digit
     skip
-    assert_equal 1, ResistorColorDuo.value(%w[black brown])
+    actual = ResistorColorDuo.value(%w[black brown])
+    expected = 1
+    assert_equal expected, actual
   end
 end
diff --git a/exercises/practice/resistor-color-trio/.meta/test_template.erb b/exercises/practice/resistor-color-trio/.meta/test_template.erb
new file mode 100644
index 0000000000..e79bdb435d
--- /dev/null
+++ b/exercises/practice/resistor-color-trio/.meta/test_template.erb
@@ -0,0 +1,13 @@
+require 'minitest/autorun'
+require_relative 'resistor_color_trio'
+
+class ResistorColorTrioTest < Minitest::Test
+<% json["cases"].each do |cases| %>
+  def test_<%= underscore(cases["description"]) %>
+    <%= skip? %>
+    actual = ResistorColorTrio.new(<%= cases["input"]["colors"] %>).label
+    expected = 'Resistor value: <%= cases["expected"]["value"] %> <%= cases["expected"]["unit"] %>'
+    assert_equal expected, actual
+  end
+<% end %>
+end
diff --git a/exercises/practice/resistor-color/.meta/test_template.erb b/exercises/practice/resistor-color/.meta/test_template.erb
new file mode 100644
index 0000000000..0f9bacc405
--- /dev/null
+++ b/exercises/practice/resistor-color/.meta/test_template.erb
@@ -0,0 +1,23 @@
+require 'minitest/autorun'
+require_relative 'resistor_color'
+
+class ResistorColorTest < Minitest::Test
+<% json["cases"].each do |cases| %>
+  <% if cases.is_a?(Hash) && cases.key?("cases") %>
+    <% cases["cases"].each do |sub_case| %>
+      def test_<%= underscore(sub_case["description"]) %>
+        <%= skip? %>
+        actual = ResistorColor.color_code('<%= sub_case["input"]["color"] %>')
+        expected = <%= sub_case["expected"] %>
+        assert_equal expected, actual
+      end
+      <% end %>
+  <% else %>
+    def test_<%= underscore(cases["description"]) %>
+      <%= skip? %>
+      expected = <%= cases["expected"] %>
+      assert_equal expected, ResistorColor::COLORS
+    end
+  <% end%>
+  <% end %>
+end
diff --git a/exercises/practice/resistor-color/resistor_color_test.rb b/exercises/practice/resistor-color/resistor_color_test.rb
index fa52c0be48..4ab3205ba2 100644
--- a/exercises/practice/resistor-color/resistor_color_test.rb
+++ b/exercises/practice/resistor-color/resistor_color_test.rb
@@ -4,17 +4,23 @@
 class ResistorColorTest < Minitest::Test
   def test_black
     # skip
-    assert_equal 0, ResistorColor.color_code("black")
+    actual = ResistorColor.color_code('black')
+    expected = 0
+    assert_equal expected, actual
   end
 
   def test_white
     skip
-    assert_equal 9, ResistorColor.color_code("white")
+    actual = ResistorColor.color_code('white')
+    expected = 9
+    assert_equal expected, actual
   end
 
   def test_orange
     skip
-    assert_equal 3, ResistorColor.color_code("orange")
+    actual = ResistorColor.color_code('orange')
+    expected = 3
+    assert_equal expected, actual
   end
 
   def test_colors
diff --git a/exercises/practice/reverse-string/.meta/test_template.erb b/exercises/practice/reverse-string/.meta/test_template.erb
new file mode 100644
index 0000000000..d3a648d5dc
--- /dev/null
+++ b/exercises/practice/reverse-string/.meta/test_template.erb
@@ -0,0 +1,13 @@
+require 'minitest/autorun'
+require_relative 'reverser'
+
+class ReverserTest < Minitest::Test
+<% json["cases"].each do |cases| %>
+  def test_<%= underscore(cases["description"]) %>
+    <%= skip? %>
+    actual = Reverser.reverse("<%= cases["input"]["value"] %>")
+    expected = "<%= cases["expected"] %>"
+    assert_equal expected, actual
+  end
+<% end %>
+end
diff --git a/exercises/practice/reverse-string/.meta/tests.toml b/exercises/practice/reverse-string/.meta/tests.toml
index 0c313cc537..52fda995cd 100644
--- a/exercises/practice/reverse-string/.meta/tests.toml
+++ b/exercises/practice/reverse-string/.meta/tests.toml
@@ -29,9 +29,12 @@ description = "an even-sized word"
 
 [1bed0f8a-13b0-4bd3-9d59-3d0593326fa2]
 description = "wide characters"
+include = false
 
 [93d7e1b8-f60f-4f3c-9559-4056e10d2ead]
 description = "grapheme cluster with pre-combined form"
+include = false
 
 [1028b2c1-6763-4459-8540-2da47ca512d9]
 description = "grapheme clusters"
+include = false
diff --git a/exercises/practice/reverse-string/reverse_string_test.rb b/exercises/practice/reverse-string/reverse_string_test.rb
index adeb3675a3..ad04830e78 100644
--- a/exercises/practice/reverse-string/reverse_string_test.rb
+++ b/exercises/practice/reverse-string/reverse_string_test.rb
@@ -4,31 +4,43 @@
 class ReverserTest < Minitest::Test
   def test_an_empty_string
     # skip
-    assert_equal "", Reverser.reverse("")
+    actual = Reverser.reverse("")
+    expected = ""
+    assert_equal expected, actual
   end
 
   def test_a_word
     skip
-    assert_equal "tobor", Reverser.reverse("robot")
+    actual = Reverser.reverse("robot")
+    expected = "tobor"
+    assert_equal expected, actual
   end
 
   def test_a_capitalized_word
     skip
-    assert_equal "nemaR", Reverser.reverse("Ramen")
+    actual = Reverser.reverse("Ramen")
+    expected = "nemaR"
+    assert_equal expected, actual
   end
 
   def test_a_sentence_with_punctuation
     skip
-    assert_equal "!yrgnuh m'I", Reverser.reverse("I'm hungry!")
+    actual = Reverser.reverse("I'm hungry!")
+    expected = "!yrgnuh m'I"
+    assert_equal expected, actual
   end
 
   def test_a_palindrome
     skip
-    assert_equal "racecar", Reverser.reverse("racecar")
+    actual = Reverser.reverse("racecar")
+    expected = "racecar"
+    assert_equal expected, actual
   end
 
   def test_an_even_sized_word
     skip
-    assert_equal "reward", Reverser.reverse("drawer")
+    actual = Reverser.reverse("drawer")
+    expected = "reward"
+    assert_equal expected, actual
   end
 end
diff --git a/exercises/practice/rna-transcription/.meta/test_template.erb b/exercises/practice/rna-transcription/.meta/test_template.erb
new file mode 100644
index 0000000000..5b0d9e02d5
--- /dev/null
+++ b/exercises/practice/rna-transcription/.meta/test_template.erb
@@ -0,0 +1,13 @@
+require 'minitest/autorun'
+require_relative 'rna_transcription'
+
+class RnaTranscriptionTest < Minitest::Test
+<% json["cases"].each do |cases| %>
+  def test_<%= underscore(cases["description"]) %>
+    <%= skip? %>
+    actual = Complement.of_dna('<%= cases["input"]["dna"] %>')
+    expected = '<%= cases["expected"] %>'
+    assert_equal expected, actual
+  end
+<% end %>
+end
diff --git a/exercises/practice/rna-transcription/rna_transcription_test.rb b/exercises/practice/rna-transcription/rna_transcription_test.rb
index 90a33dd9b8..c92e0fb469 100644
--- a/exercises/practice/rna-transcription/rna_transcription_test.rb
+++ b/exercises/practice/rna-transcription/rna_transcription_test.rb
@@ -4,31 +4,43 @@
 class RnaTranscriptionTest < Minitest::Test
   def test_empty_rna_sequence
     # skip
-    assert_equal '', Complement.of_dna('')
+    actual = Complement.of_dna('')
+    expected = ''
+    assert_equal expected, actual
   end
 
   def test_rna_complement_of_cytosine_is_guanine
     skip
-    assert_equal 'G', Complement.of_dna('C')
+    actual = Complement.of_dna('C')
+    expected = 'G'
+    assert_equal expected, actual
   end
 
   def test_rna_complement_of_guanine_is_cytosine
     skip
-    assert_equal 'C', Complement.of_dna('G')
+    actual = Complement.of_dna('G')
+    expected = 'C'
+    assert_equal expected, actual
   end
 
   def test_rna_complement_of_thymine_is_adenine
     skip
-    assert_equal 'A', Complement.of_dna('T')
+    actual = Complement.of_dna('T')
+    expected = 'A'
+    assert_equal expected, actual
   end
 
   def test_rna_complement_of_adenine_is_uracil
     skip
-    assert_equal 'U', Complement.of_dna('A')
+    actual = Complement.of_dna('A')
+    expected = 'U'
+    assert_equal expected, actual
   end
 
   def test_rna_complement
     skip
-    assert_equal 'UGCACCAGAAUU', Complement.of_dna('ACGTGGTCTTAA')
+    actual = Complement.of_dna('ACGTGGTCTTAA')
+    expected = 'UGCACCAGAAUU'
+    assert_equal expected, actual
   end
 end