update benchmarks to use the high-level Ruby API

thanks to @socialquantum for providing them in
#167

benchmarks.rb

@@ -116,75 +116,70 @@ end
 
 
 
-def call_test(suite, name, times = 1)
-  cxt = nil
-  V8::C::HandleScope() do
-    cxt = suite.CreationContext()
-    cxt.Enter()
-    times.times do
-      test = suite.Get(V8::C::String::New(name))
-      test.Call(suite, 0, [])
-    end
-  end
-ensure
-  cxt.Exit() if cxt
-end
+
 
 #RubyProf.measure_mode = RubyProf::CPU_TIME
 puts "init js context..."
 cxt = V8::Context.new
 cxt.eval(js)
 
-suite = cxt.eval('var test = createTest(); test;')
+cxt.eval('var test = createTest()')
 
 puts "run init test"
 result =profile do
-  call_test suite, 'init', TIMES
+  TIMES.times do
+    cxt['test'].init()
+  end
 end
 
 puts "init time: #{get_res(result) / TIMES} sec."
 
 puts "run findSum test"
-call_test(suite, 'init')
-
+cxt['test'].init()
 result =profile do
-  call_test suite, 'findSum', TIMES
+  TIMES.times do
+     cxt['test'].findSum
+  end
 end
 
 puts "findSum time: #{get_res(result) / TIMES} sec."
 
 
 puts "run Objects iversion in ruby test"
-call_test suite, 'init'
 
+cxt['test'].init()
 result =profile do
-  cxt.native.Enter()
-  V8::C::HandleScope() do
-    TIMES.times do |j|
-      for i in 0..(OBJECTS-1) do
-        obj = suite.Get(V8::C::String::New("objects")).Get(i)
-        names = obj.GetPropertyNames()
-        for k in 0..names.Length() - 1 do
-          name = names.Get(k)
-          value = obj.Get(name)
-          if value.instance_of? Float
-            value = value * -1
-          end
-          suite.Get(V8::C::String::New("objects")).Set(i, obj)
+  TIMES.times do |j|
+    puts j
+    for i in 0..(OBJECTS-1) do
+
+      obj = cxt["test"]["objects"][i]
+      begin
+      obj.each do |key, value|
+        if value.instance_of? Float
+          value = value * (-1)
         end
       end
+
+      cxt["test"]["objects"][i] = obj
+      rescue
+        puts "ex!"
+      end
+
     end
+
   end
-  cxt.native.Exit()
 end
 
 puts "Objects time: #{get_res(result) / TIMES} sec."
 
 puts "run finalCheck test"
-call_test suite, 'init'
+cxt['test'].init()
 
 result =profile do
-  call_test suite, 'finalCheck', TIMES
+  TIMES.times do
+    cxt['test'].finalCheck
+  end
 end
 
 puts "final check time: #{get_res(result) / TIMES} sec."