テスト用 fixture にアドバイザ pjord を追加したためテストの期待値を修正

test/models/generation_test.rb

@@ -35,7 +35,7 @@ class GenerationTest < ActiveSupport::TestCase
     assert_equal 3, Generation.new(5).count_classmates_by_target(:trainees)
     assert_equal 1, Generation.new(5).count_classmates_by_target(:hibernated)
     assert_equal 2, Generation.new(5).count_classmates_by_target(:graduated)
-    assert_equal 2, Generation.new(5).count_classmates_by_target(:advisers)
+    assert_equal 3, Generation.new(5).count_classmates_by_target(:advisers)
     assert_equal 2, Generation.new(5).count_classmates_by_target(:retired)
   end
 end