Fix constant resolution in specs under 1.9

The way constants are set/resolved in class_eval blocks seems
to have changed significantly. Move constants to top-level to
remedy the situation for now.

test/helpers_test.rb

@@ -380,10 +380,10 @@ describe 'Helpers#etag' do
   end
 end
 
-describe 'Adding new helpers' do
-  module HelperOne; def one; '1'; end; end
-  module HelperTwo; def two; '2'; end; end
+module HelperOne; def one; '1'; end; end
+module HelperTwo; def two; '2'; end; end
 
+describe 'Adding new helpers' do
   it 'should allow passing a list of modules' do
     mock_app {
       helpers HelperOne, HelperTwo

test/mapped_error_test.rb

@@ -1,9 +1,12 @@
 require File.dirname(__FILE__) + '/helper'
 
-describe 'Exception Mappings' do
-  class FooError < RuntimeError
-  end
+class FooError < RuntimeError
+end
 
+class FooNotFound < Sinatra::NotFound
+end
+
+describe 'Exception Mappings' do
   it 'invokes handlers registered with ::error when raised' do
     mock_app {
       set :raise_errors, false
@@ -80,9 +83,6 @@ describe 'Exception Mappings' do
     assert_equal 404, status
   end
 
-  class FooNotFound < Sinatra::NotFound
-  end
-
   it "cascades for subclasses of Sinatra::NotFound" do
     mock_app {
       set :raise_errors, true

test/middleware_test.rb

@@ -4,7 +4,9 @@ describe "Middleware" do
   before do
     @app = mock_app(Sinatra::Default) {
       get '/*' do
-        response.headers['X-Tests'] = env['test.ran'].join(', ')
+        response.headers['X-Tests'] = env['test.ran'].
+          map { |n| n.split('::').last }.
+          join(', ')
         env['PATH_INFO']
       end
     }

test/static_test.rb

@@ -1,17 +1,15 @@
 require File.dirname(__FILE__) + '/helper'
 
 describe 'Static' do
-  F = ::File
-
   before do
     mock_app {
       set :static, true
-      set :public, F.dirname(__FILE__)
+      set :public, File.dirname(__FILE__)
     }
   end
 
   it 'serves GET requests for files in the public directory' do
-    get "/#{F.basename(__FILE__)}"
+    get "/#{File.basename(__FILE__)}"
     assert ok?
     assert_equal File.read(__FILE__), body
     assert_equal File.size(__FILE__).to_s, response['Content-Length']
@@ -19,7 +17,7 @@ describe 'Static' do
   end
 
   it 'produces a body that can be iterated over multiple times' do
-    env = Rack::MockRequest.env_for("/#{F.basename(__FILE__)}")
+    env = Rack::MockRequest.env_for("/#{File.basename(__FILE__)}")
     status, headers, body = @app.call(env)
     buf1, buf2 = [], []
     body.each { |part| buf1 << part }
@@ -29,7 +27,7 @@ describe 'Static' do
   end
 
   it 'serves HEAD requests for files in the public directory' do
-    head "/#{F.basename(__FILE__)}"
+    head "/#{File.basename(__FILE__)}"
     assert ok?
     assert_equal '', body
     assert_equal File.size(__FILE__).to_s, response['Content-Length']
@@ -37,8 +35,8 @@ describe 'Static' do
   end
 
   it 'serves files in preference to custom routes' do
-    @app.get("/#{F.basename(__FILE__)}") { 'Hello World' }
-    get "/#{F.basename(__FILE__)}"
+    @app.get("/#{File.basename(__FILE__)}") { 'Hello World' }
+    get "/#{File.basename(__FILE__)}"
     assert ok?
     assert body != 'Hello World'
   end
@@ -50,13 +48,13 @@ describe 'Static' do
 
   it 'passes to the next handler when the static option is disabled' do
     @app.set :static, false
-    get "/#{F.basename(__FILE__)}"
+    get "/#{File.basename(__FILE__)}"
     assert not_found?
   end
 
   it 'passes to the next handler when the public option is nil' do
     @app.set :public, nil
-    get "/#{F.basename(__FILE__)}"
+    get "/#{File.basename(__FILE__)}"
     assert not_found?
   end