no need in separate MiniTest modules

activesupport/lib/active_support/testing/isolation.rb

@@ -37,10 +37,6 @@ module ActiveSupport
         !ENV["NO_FORK"] && ((RbConfig::CONFIG['host_os'] !~ /mswin|mingw/) && (RUBY_PLATFORM !~ /java/))
       end
 
-      def self.included(base)
-        base.send :include, MiniTest
-      end
-
       def _run_class_setup      # class setup method should only happen in parent
         unless defined?(@@ran_class_setup) || ENV['ISOLATION_TEST']
           self.class.setup if self.class.respond_to?(:setup)
@@ -48,18 +44,16 @@ module ActiveSupport
         end
       end
 
-      module MiniTest
-        def run(runner)
-          _run_class_setup
+      def run(runner)
+        _run_class_setup
 
-          serialized = run_in_isolation do |isolated_runner|
-            super(isolated_runner)
-          end
-
-          retval, proxy = Marshal.load(serialized)
-          proxy.__replay__(runner)
-          retval
+        serialized = run_in_isolation do |isolated_runner|
+          super(isolated_runner)
         end
+
+        retval, proxy = Marshal.load(serialized)
+        proxy.__replay__(runner)
+        retval
       end
 
       module Forking

activesupport/lib/active_support/testing/performance.rb

@@ -13,7 +13,6 @@ module ActiveSupport
       included do
         superclass_delegating_accessor :profile_options
         self.profile_options = {}
-        include ForMiniTest
       end
 
       # each implementation should define metrics and freeze the defaults
@@ -36,40 +35,38 @@ module ActiveSupport
         "#{self.class.name}##{method_name}"
       end
 
-      module ForMiniTest
-        def run(runner)
-          @runner = runner
+      def run(runner)
+        @runner = runner
 
-          run_warmup
-          if full_profile_options && metrics = full_profile_options[:metrics]
-            metrics.each do |metric_name|
-              if klass = Metrics[metric_name.to_sym]
-                run_profile(klass.new)
-              end
+        run_warmup
+        if full_profile_options && metrics = full_profile_options[:metrics]
+          metrics.each do |metric_name|
+            if klass = Metrics[metric_name.to_sym]
+              run_profile(klass.new)
             end
           end
-
-          return
         end
 
-        def run_test(metric, mode)
-          result = '.'
+        return
+      end
+
+      def run_test(metric, mode)
+        result = '.'
+        begin
+          run_callbacks :setup
+          setup
+          metric.send(mode) { __send__ method_name }
+        rescue Exception => e
+          result = @runner.puke(self.class, method_name, e)
+        ensure
           begin
-            run_callbacks :setup
-            setup
-            metric.send(mode) { __send__ method_name }
+            teardown
+            run_callbacks :teardown, :enumerator => :reverse_each
           rescue Exception => e
             result = @runner.puke(self.class, method_name, e)
-          ensure
-            begin
-              teardown
-              run_callbacks :teardown, :enumerator => :reverse_each
-            rescue Exception => e
-              result = @runner.puke(self.class, method_name, e)
-            end
           end
-          result
         end
+        result
       end
 
       protected