add benchmark runner and results

bench/bench.rb

@@ -0,0 +1,33 @@
+$LOAD_PATH.unshift(File.join(File.dirname(__FILE__), '..', 'lib'))
+
+require 'rubygems'
+require 'bert'
+require 'json'
+require 'yajl'
+require 'benchmark'
+
+ITER = 1_000
+
+tiny = t[:ok, :awesome]
+small = t[:ok, :answers, [42] * 42]
+large = ["abc" * 1000] * 100
+complex = [42, {:foo => 'bac' * 100}, t[(1..100).to_a]] * 10
+
+Benchmark.bm do |bench|
+  bench.report("JSON tiny") {ITER.times {JSON.load(JSON.dump(tiny))}}
+  bench.report("JSON small") {ITER.times {JSON.load(JSON.dump(small))}}
+  bench.report("JSON large") {ITER.times {JSON.load(JSON.dump(large))}}
+  bench.report("JSON complex") {ITER.times {JSON.load(JSON.dump(complex))}}
+  bench.report("YAJL tiny") {ITER.times {Yajl::Parser.parse(Yajl::Encoder.encode(tiny))}}
+  bench.report("YAJL small") {ITER.times {Yajl::Parser.parse(Yajl::Encoder.encode(small))}}
+  bench.report("YAJL large") {ITER.times {Yajl::Parser.parse(Yajl::Encoder.encode(large))}}
+  bench.report("YAJL complex") {ITER.times {Yajl::Parser.parse(Yajl::Encoder.encode(complex))}}
+  bench.report("BERT tiny") {ITER.times {BERT.decode(BERT.encode(tiny))}}
+  bench.report("BERT small") {ITER.times {BERT.decode(BERT.encode(small))}}
+  bench.report("BERT large") {ITER.times {BERT.decode(BERT.encode(large))}}
+  bench.report("BERT complex") {ITER.times {BERT.decode(BERT.encode(complex))}}
+  bench.report("Ruby tiny") {ITER.times {Marshal.load(Marshal.dump(tiny))}}
+  bench.report("Ruby small") {ITER.times {Marshal.load(Marshal.dump(small))}}
+  bench.report("Ruby large") {ITER.times {Marshal.load(Marshal.dump(large))}}
+  bench.report("Ruby complex") {ITER.times {Marshal.load(Marshal.dump(complex))}}
+end

bench/results.txt

@@ -0,0 +1,35 @@
+        user     system      total        real
+
+Comparisons
+
+  JSON tiny  0.020000   0.000000   0.020000 (  0.017486)
+  JSON small  0.070000   0.000000   0.070000 (  0.080681)
+  JSON large 15.260000   0.600000  15.860000 ( 16.427857)
+  JSON complex  1.470000   0.010000   1.480000 (  1.558230)
+
+  YAJL tiny  0.010000   0.000000   0.010000 (  0.015537)
+  YAJL small  0.050000   0.000000   0.050000 (  0.061879)
+  YAJL large  3.610000   0.800000   4.410000 (  4.675255)
+  YAJL complex  1.030000   0.000000   1.030000 (  1.066871)
+
+  Ruby tiny  0.010000   0.000000   0.010000 (  0.007117)
+  Ruby small  0.020000   0.000000   0.020000 (  0.015964)
+  Ruby large  0.040000   0.000000   0.040000 (  0.042695)
+  Ruby complex  0.040000   0.000000   0.040000 (  0.048395)
+
+Ruby encoder / Ruby decoder
+41503465479e8762916d6997d91639f0d7308a13
+
+  BERT tiny  0.090000   0.000000   0.090000 (  0.092357)
+  BERT small  0.830000   0.000000   0.830000 (  0.853270)
+  BERT large  4.190000   0.620000   4.810000 (  4.959149)
+  BERT complex 19.380000   0.080000  19.460000 ( 20.402862)
+
+Simple C encoder / Ruby decoder
+41503465479e8762916d6997d91639f0d7308a13
+
+  BERT tiny  0.030000   0.000000   0.030000 (  0.033826)
+  BERT small  0.390000   0.010000   0.400000 (  0.413229)
+  BERT large  2.270000   0.550000   2.820000 (  3.029141)
+  BERT complex  8.680000   0.040000   8.720000 (  9.097990)
+