From 18099b0fd53b8f9ba88ef46bdd910347f03c72c5 Mon Sep 17 00:00:00 2001
From: Jeremy Kemper <jeremy@bitsweat.net>
Date: Fri, 7 Nov 2008 12:45:48 -0500
Subject: Rework testing extensions to reflect the recent miniunit upheaval

---
 activesupport/lib/active_support/test_case.rb      | 44 ++++++++++++----------
 .../lib/active_support/testing/assertions.rb       |  2 +-
 .../active_support/testing/setup_and_teardown.rb   | 28 +++++++-------
 3 files changed, 39 insertions(+), 35 deletions(-)

(limited to 'activesupport/lib/active_support')

diff --git a/activesupport/lib/active_support/test_case.rb b/activesupport/lib/active_support/test_case.rb
index cdd884f918..be38eb64a1 100644
--- a/activesupport/lib/active_support/test_case.rb
+++ b/activesupport/lib/active_support/test_case.rb
@@ -1,28 +1,32 @@
-require 'test/unit/testcase'
 require 'active_support/testing/setup_and_teardown'
 require 'active_support/testing/assertions'
-require 'active_support/testing/default'
+require 'active_support/testing/declarative'
 
 module ActiveSupport
-  class TestCase < ::Test::Unit::TestCase
-    include ActiveSupport::Testing::SetupAndTeardown
-    include ActiveSupport::Testing::Assertions
-    include ActiveSupport::Testing::Default
+  # Prefer MiniTest with Test::Unit compatibility.
+  # Hacks around the test/unit autorun.
+  begin
+    require 'minitest/unit'
+    MiniTest::Unit.disable_autorun
+    require 'test/unit'
+
+    class TestCase < ::Test::Unit::TestCase
+      @@installed_at_exit = false
+    end
+
+  # Test::Unit compatibility.
+  rescue LoadError
+    require 'test/unit/testcase'
+    require 'active_support/testing/default'
 
-    # test "verify something" do
-    #   ...
-    # end
-    def self.test(name, &block)
-      test_name = "test_#{name.gsub(/\s+/,'_')}".to_sym
-      defined = instance_method(test_name) rescue false
-      raise "#{test_name} is already defined in #{self}" if defined
-      if block_given?
-        define_method(test_name, &block)
-      else
-        define_method(test_name) do
-          flunk "No implementation provided for #{name}"
-        end
-      end
+    class TestCase < ::Test::Unit::TestCase
+      include ActiveSupport::Testing::Default
     end
   end
+
+  class TestCase
+    include ActiveSupport::Testing::SetupAndTeardown
+    include ActiveSupport::Testing::Assertions
+    extend ActiveSupport::Testing::Declarative
+  end
 end
diff --git a/activesupport/lib/active_support/testing/assertions.rb b/activesupport/lib/active_support/testing/assertions.rb
index 7665d9217e..ce2f44efd6 100644
--- a/activesupport/lib/active_support/testing/assertions.rb
+++ b/activesupport/lib/active_support/testing/assertions.rb
@@ -32,7 +32,7 @@ module ActiveSupport
       #     post :delete, :id => ...
       #   end
       def assert_difference(expressions, difference = 1, message = nil, &block)
-        expression_evaluations = Array(expressions).collect{ |expression| lambda { eval(expression, block.send!(:binding)) } }
+        expression_evaluations = Array(expressions).collect{ |expression| lambda { eval(expression, block.send(:binding)) } }
 
         original_values = expression_evaluations.inject([]) { |memo, expression| memo << expression.call }
         yield
diff --git a/activesupport/lib/active_support/testing/setup_and_teardown.rb b/activesupport/lib/active_support/testing/setup_and_teardown.rb
index a514b61fea..c70e149c16 100644
--- a/activesupport/lib/active_support/testing/setup_and_teardown.rb
+++ b/activesupport/lib/active_support/testing/setup_and_teardown.rb
@@ -14,9 +14,8 @@ module ActiveSupport
           include ActiveSupport::Callbacks
           define_callbacks :setup, :teardown
 
-          if defined?(::Mini)
-            undef_method :run
-            alias_method :run, :run_with_callbacks_and_miniunit
+          if defined?(::MiniTest)
+            include ForMiniTest
           else
             begin
               require 'mocha'
@@ -30,22 +29,23 @@ module ActiveSupport
         end
       end
 
-      def run_with_callbacks_and_miniunit(runner)
-        result = '.'
-        begin
-          run_callbacks :setup
-          result = super
-        rescue Exception => e
-          result = runner.puke(self.class, self.name, e)
-        ensure
+      module ForMiniTest
+        def run(runner)
+          result = '.'
           begin
-            teardown
-            run_callbacks :teardown, :enumerator => :reverse_each
+            run_callbacks :setup
+            result = super
           rescue Exception => e
             result = runner.puke(self.class, self.name, e)
+          ensure
+            begin
+              run_callbacks :teardown, :enumerator => :reverse_each
+            rescue Exception => e
+              result = runner.puke(self.class, self.name, e)
+            end
           end
+          result
         end
-        result
       end
 
       # This redefinition is unfortunate but test/unit shows us no alternative.
-- 
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