improve config syntax a little

lib/trample/configuration.rb

@@ -2,9 +2,9 @@ module Trample
   class Configuration
     attr_reader :pages
 
-    def initialize
+    def initialize(&block)
       @pages = []
-      yield self
+      instance_eval(&block)
     end
 
     def concurrency(*value)

test/configuration_test.rb

@@ -3,10 +3,10 @@
 class ConfigurationTest < Test::Unit::TestCase
   context "Configuration trample" do
     setup do
-      @config = Trample::Configuration.new do |t|
-        t.concurrency 2
-        t.iterations  1
-        t.get "http://google.com/"
+      @config = Trample::Configuration.new do
+        concurrency 2
+        iterations  1
+        get "http://google.com/"
       end
     end
 
@@ -24,19 +24,19 @@ class ConfigurationTest < Test::Unit::TestCase
     end
 
     should "be equal if all the objects are the same" do
-      identical_config = Trample::Configuration.new do |t|
-        t.concurrency 2
-        t.iterations  1
-        t.get "http://google.com/"
+      identical_config = Trample::Configuration.new do
+        concurrency 2
+        iterations  1
+        get "http://google.com/"
       end
       assert_equal identical_config, @config
     end
 
     should "not be equal if any of the objects are different" do
-      non_identical_config = Trample::Configuration.new do |t|
-        t.concurrency 3
-        t.iterations  1
-        t.get "http://google.com/"
+      non_identical_config = Trample::Configuration.new do
+        concurrency 3
+        iterations  1
+        get "http://google.com/"
       end
       assert_not_equal non_identical_config, @config
     end

test/fixtures/basic_config.rb

@@ -1,5 +1,5 @@
 Trample.configure do |t|
-  t.concurrency 2
-  t.iterations  1
-  t.get "http://google.com"
+  concurrency 2
+  iterations  1
+  get "http://google.com"
 end

test/session_test.rb

@@ -2,10 +2,10 @@
 
 class SessionTest < Test::Unit::TestCase
   def setup
-    @config = Trample::Configuration.new do |t|
-      t.iterations 2
-      t.get("http://google.com/")
-      t.get("http://amazon.com/")
+    @config = Trample::Configuration.new do
+      iterations 2
+      get "http://google.com/"
+      get "http://amazon.com/"
     end
     @session = Trample::Session.new(@config)
   end
@@ -43,9 +43,9 @@ def setup
         stub(response).cookies { {"xyz" => "abc"} }
       end
 
-      @config = Trample::Configuration.new do |t|
-        t.iterations 2
-        t.get("http://amazon.com/")
+      @config = Trample::Configuration.new do
+        iterations 2
+        get "http://amazon.com/"
       end
 
       @session = Trample::Session.new(@config)