Benchmark load time

Using `load` instead of `require` to force load
on every run.

Co-Authored-By: Thiago Araujo <[email protected]>

Author: stefannibrasil

.rubocop.yml

@@ -50,6 +50,12 @@ Naming/VariableNumber:
   Description: Use the configured style when numbering symbols, methods and variables.
   Enabled: false
 
+Security/Eval:
+  Description: The use of eval represents a serious security risk.
+  Exclude:
+    - 'lib/faker/default/json.rb'
+    - 'benchmark/generators.rb'
+
 Style/AsciiComments:
   Description: This cop checks for non-ascii (non-English) characters in comments.
   Exclude:
@@ -71,6 +77,7 @@ Style/EvalWithLocation:
   Description: This cop checks eval method usage. eval can receive source location metadata, that are filename and line number.
   Exclude:
     - 'lib/faker/default/json.rb'
+    - 'benchmark/generators.rb'
 
 Style/FormatStringToken:
   Description: This cop checks for a consistent style for named format string tokens.
@@ -102,11 +109,6 @@ Style/RegexpLiteral:
   - mixed
   AllowInnerSlashes: false
 
-Security/Eval:
-  Description: The use of eval represents a serious security risk.
-  Exclude:
-    - 'lib/faker/default/json.rb'
-
 Style/IfUnlessModifier:
   Description: Checks for `if` and `unless` statements that would fit on one line if written as modifier `if`/`unless`. The cop also checks for modifier `if`/`unless` lines that exceed the maximum line length.
   Enabled: false

benchmark/generators.rb

@@ -37,4 +37,4 @@ def subclass_methods(subclass)
   x.report("Number of generators: #{all_generators.count}") do
     all_generators.each { |generator| eval(generator) }
   end
-end
+end

benchmark/load.rb

@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+require 'benchmark/ips'
+require 'benchmark'
+
+if defined?(Faker)
+  raise 'faker is defined before bench'
+end
+
+path = File.expand_path("#{File.dirname(__FILE__)}/load_faker.rb")
+
+Benchmark.ips do |x|
+  x.report('Loading Time') do
+    system("ruby #{path}")
+  end
+end

benchmark/load_faker.rb

@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+if defined?(Faker)
+  raise 'faker is already defined...'
+end
+
+load(File.expand_path("#{File.dirname(__FILE__)}/../lib/faker.rb"))

benchmark/load_yml_vs_json.rb

@@ -9,4 +9,4 @@
   x.report('JSON') { JSON.load_file("#{File.dirname(__FILE__)}/../test/fixtures/locales/es-MX.json") }
 
   x.compare!(order: :baseline)
-end
+end