3 files changed, 5 insertions, 7 deletions
diff --git a/railties/lib/rails/test_unit/minitest_plugin.rb b/railties/lib/rails/test_unit/minitest_plugin.rb
index 03c705ffef..efc8b82d61 100644
--- a/railties/lib/rails/test_unit/minitest_plugin.rb
+++ b/railties/lib/rails/test_unit/minitest_plugin.rb
@@ -65,6 +65,8 @@ module Minitest
     passed
   end
 
+  # Owes great inspiration to test runner trailblazers like RSpec,
+  # minitest-reporters, maxitest and others.
   def self.plugin_rails_init(options)
     self.run_with_rails_extension = true
 
diff --git a/railties/lib/rails/test_unit/reporter.rb b/railties/lib/rails/test_unit/reporter.rb
index e81bd9df7e..4086d5b731 100644
--- a/railties/lib/rails/test_unit/reporter.rb
+++ b/railties/lib/rails/test_unit/reporter.rb
@@ -18,7 +18,7 @@ module Rails
       if output_inline? && result.failure && (!result.skipped? || options[:verbose])
         io.puts
         io.puts
-        io.puts format_failures(result).map { |line| color_output(line, by: result) }
+        io.puts color_output(result, by: result)
         io.puts
         io.puts format_rerun_snippet(result)
         io.puts
@@ -66,12 +66,6 @@ module Rails
         "%s#%s = %.2f s = %s" % [result.class, result.name, result.time, result.result_code]
       end
 
-      def format_failures(result)
-        result.failures.map do |failure|
-          "#{failure.result_label}:\n#{result.location}:\n#{failure.message}\n"
-        end
-      end
-
       def format_rerun_snippet(result)
         location, line = result.method(result.name).source_location
         "#{self.executable} #{relative_path_for(location)}:#{line}"
diff --git a/railties/test/application/per_request_digest_cache_test.rb b/railties/test/application/per_request_digest_cache_test.rb
index 210646c7c0..dfe3fc9354 100644
--- a/railties/test/application/per_request_digest_cache_test.rb
+++ b/railties/test/application/per_request_digest_cache_test.rb
@@ -29,6 +29,8 @@ class PerRequestDigestCacheTest < ActiveSupport::TestCase
 
     app_file 'app/controllers/customers_controller.rb', <<-RUBY
       class CustomersController < ApplicationController
+        self.perform_caching = true
+
         def index
           render [ Customer.new('david', 1), Customer.new('dingus', 2) ]
         end