add benchmark for Module

test/Benchmark/app/benchmark.rb

@@ -31,4 +31,7 @@ autorelease_pool { bm_time }
 puts "*** Rational ***"
 autorelease_pool { bm_rational }
 
+puts "*** Module ***"
+autorelease_pool { bm_module }
+
 exit(0)

test/Benchmark/app/benchmark/module.rb

@@ -0,0 +1,24 @@
+module Baz
+  CONST_BAZ = "baz"
+  @@baz = "baz"
+end
+
+class Foo
+  CONST_FOO = 42
+  @@foo = "foo"
+end
+
+class Bar
+  include Baz
+end
+
+def bm_module
+  Benchmark.benchmark("", 30, "%r\n") do |x|
+    module_alias_method(x)
+    module_class_eval(x)
+    module_class_variable_get(x)
+    module_class_variable_set(x)
+    module_const_get(x)
+    module_const_set(x)
+  end
+end

test/Benchmark/app/benchmark/module/alias_method.rb

@@ -0,0 +1,9 @@
+def module_alias_method(x)
+  x.report "alias_method" do
+    10000.times do |i|
+      Foo.class_eval {
+        alias_method(:"test#{i}", :to_s)
+      }
+    end
+  end
+end

test/Benchmark/app/benchmark/module/class_eval.rb

@@ -0,0 +1,8 @@
+def module_class_eval(x)
+  x.report "class_eval" do
+    1000000.times do
+      Object.class_eval {}
+    end
+  end
+
+end

test/Benchmark/app/benchmark/module/class_variable_get.rb

@@ -0,0 +1,14 @@
+def module_class_variable_get(x)
+  x.report "class_variable_get" do
+    1000000.times do
+      Foo.class_variable_get(:@@foo)
+    end
+  end
+
+  x.report "class_variable_get (included)" do
+    1000000.times do
+      Bar.class_variable_get(:@@baz)
+    end
+  end
+
+end

test/Benchmark/app/benchmark/module/class_variable_set.rb

@@ -0,0 +1,14 @@
+def module_class_variable_set(x)
+  x.report "class_variable_set" do
+    100000.times do |i|
+      Foo.class_variable_set(:"@@foo#{i}", 42)
+    end
+  end
+
+  x.report "class_variable_set (included)" do
+    100000.times do |i|
+      Bar.class_variable_set(:"@@baz#{i}", 42)
+    end
+  end
+
+end

test/Benchmark/app/benchmark/module/const_get.rb

@@ -0,0 +1,14 @@
+def module_const_get(x)
+  x.report "const_get" do
+    1000000.times do
+      Foo.const_get(:CONST_FOO)
+    end
+  end
+
+  x.report "const_get (included)" do
+    1000000.times do
+      Bar.const_get(:CONST_BAZ)
+    end
+  end
+
+end

test/Benchmark/app/benchmark/module/const_set.rb

@@ -0,0 +1,14 @@
+def module_const_set(x)
+  x.report "const_set" do
+    100000.times do |i|
+      Foo.const_set(:"CONST_FOO#{i}", 42)
+    end
+  end
+
+  x.report "const_set (included)" do
+    100000.times do |i|
+      Bar.const_set(:"CONST_BAZ#{i}", 42)
+    end
+  end
+
+end