Fri Feb 23 01:50:44 PST 2007  'Brian Donovan <brian.donovan@gmail.com>'
  * Adds the ability to specify what superclass to use. Allows test/spec to be used in things like Rails' integration tests.
diff -rN -u old-testspec/lib/test/spec.rb new-testspec/lib/test/spec.rb
--- old-testspec/lib/test/spec.rb	2007-02-27 20:40:46.000000000 -0800
+++ new-testspec/lib/test/spec.rb	2007-02-27 20:40:46.000000000 -0800
@@ -352,9 +352,9 @@
     attr_accessor :setups
     attr_accessor :teardowns
 
-    def context(name, &block)
+    def context(name, superclass=Test::Unit::TestCase, &block)
       (Test::Spec::CONTEXTS[self.name + "\t" + name] ||=
-       Test::Spec::TestCase.new(name, self)).add(&block)
+       Test::Spec::TestCase.new(name, self, superclass)).add(&block)
     end
     
     def specify(specname, &block)
@@ -397,8 +397,8 @@
 
   @@POSITION = 0
 
-  def initialize(name, parent=nil)
-    @testcase = Class.new(Test::Unit::TestCase) {
+  def initialize(name, parent=nil, superclass=Test::Unit::TestCase)
+    @testcase = Class.new(superclass) {
       include InstanceMethods
       extend ClassMethods
     }
@@ -503,8 +503,8 @@
 end
 
 module Kernel
-  def context(name, &block)     # :doc:
-    (Test::Spec::CONTEXTS[name] ||= Test::Spec::TestCase.new(name)).add(&block)
+  def context(name, superclass=Test::Unit::TestCase, &block)     # :doc:
+    (Test::Spec::CONTEXTS[name] ||= Test::Spec::TestCase.new(name, nil, superclass)).add(&block)
   end
 
   private :context
diff -rN -u old-testspec/test/spec_testspec.rb new-testspec/test/spec_testspec.rb
--- old-testspec/test/spec_testspec.rb	2007-02-27 20:40:46.000000000 -0800
+++ new-testspec/test/spec_testspec.rb	2007-02-27 20:40:46.000000000 -0800
@@ -532,3 +532,15 @@
     foo.should.equal 42
   end
 end
+
+class CustomTestUnitSubclass < Test::Unit::TestCase
+  def test_truth
+    assert true
+  end
+end
+
+context "contexts with subclasses", CustomTestUnitSubclass do
+  specify "use the supplied class as the superclass" do
+    self.should.be.a.kind_of CustomTestUnitSubclass
+  end
+end
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