From 5a323a4337c8c99e07b69de9e053bdb75bcf4900 Mon Sep 17 00:00:00 2001
From: Leif Gensert <leif@propertybase.com>
Date: Sun, 12 Jan 2014 16:12:47 +0100
Subject: [PATCH] add benchmark for simple mapping

---
 benchmarks/data.rb | 74 ++++++++++++++++++++++++++++++++++++++++++++++
 benchmarks/run.rb  | 46 ++++++++++++++++++++++++++++
 2 files changed, 120 insertions(+)
 create mode 100644 benchmarks/data.rb
 create mode 100644 benchmarks/run.rb

diff --git a/benchmarks/data.rb b/benchmarks/data.rb
new file mode 100644
index 0000000..8a2e649
--- /dev/null
+++ b/benchmarks/data.rb
@@ -0,0 +1,74 @@
+module BenchmarkData
+  extend self
+
+  def nested_wrapper
+    :person
+  end
+
+  def row
+    {
+      first_name: 'Jazmyn',
+      last_name: 'Willms',
+      gender: 'female',
+      phone_number: '485-675-9228',
+      cell_phone: '1-172-435-9402 x4907',
+      street_name: 'Becker Inlet',
+      street_number: '15a',
+      city: 'Carolynchester',
+      zip: '38189',
+      country: 'USA',
+    }
+  end
+
+  def row_string_keys
+    stringify_keys(row)
+  end
+
+  def row_nested
+    {
+      nested_wrapper => row
+    }
+  end
+
+  def row_nested_string_keys
+    {
+      nested_wrapper.to_s => row_string_keys
+    }
+  end
+
+  private
+  def stringify_keys hash
+    hash.keys.each do |key|
+      hash[key.to_s] = hash.delete(key)
+    end
+    hash
+  end
+
+  class SimpleMappingSymbol < Morfo::Base
+    BenchmarkData.row.keys.each do |field|
+      map field, :"#{field}_mapped"
+    end
+  end
+
+  class SimpleMappingString < Morfo::Base
+    BenchmarkData.row_string_keys.keys.each do |field|
+      map field, "#{field}_mapped"
+    end
+  end
+
+  class NestedMappingSymbol < Morfo::Base
+    BenchmarkData.row_nested.each do |key, value|
+      value.keys.each do |field|
+        map [key, field], :"#{field}_mapped"
+      end
+    end
+  end
+
+  class NestedMappingString < Morfo::Base
+    BenchmarkData.row_nested_string_keys.each do |key, value|
+      value.keys.each do |field|
+        map [key, field], "#{field}_mapped"
+      end
+    end
+  end
+end
diff --git a/benchmarks/run.rb b/benchmarks/run.rb
new file mode 100644
index 0000000..138f087
--- /dev/null
+++ b/benchmarks/run.rb
@@ -0,0 +1,46 @@
+require 'morfo'
+require 'benchmark'
+require './benchmarks/data'
+
+iterations = 100
+batch_size = 10000
+
+definitions = [
+  {
+    label: 'Simple (strings)',
+    row: BenchmarkData.row_string_keys,
+    morf_class: BenchmarkData::SimpleMappingString
+  },
+  {
+    label: 'Simple (symbols)',
+    row: BenchmarkData.row,
+    morf_class: BenchmarkData::SimpleMappingSymbol
+  },
+  {
+    label: 'Nested (strings)',
+    row: BenchmarkData.row_nested_string_keys,
+    morf_class: BenchmarkData::NestedMappingString
+  },
+  {
+    label: 'Nested (symbols)',
+    row: BenchmarkData.row_nested,
+    morf_class: BenchmarkData::NestedMappingSymbol
+  },
+]
+
+definitions.each do |defintition|
+  defintition.merge!(
+    data: Array.new(batch_size){ defintition[:row] }
+    )
+end
+
+Benchmark.bm(20) do |x|
+  definitions.each do |defintition|
+    x.report(defintition[:label]) do
+      iterations.times do
+        defintition[:morf_class].morf(defintition[:data])
+      end
+    end
+  end
+end
+