diff --git a/Gemfile b/Gemfile
index fa75df1..b4e2a20 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,3 +1,3 @@
-source 'https://rubygems.org'
+source "https://rubygems.org"
 
 gemspec
diff --git a/entity_projection.gemspec b/entity_projection.gemspec
index 0815d86..498080a 100644
--- a/entity_projection.gemspec
+++ b/entity_projection.gemspec
@@ -1,22 +1,22 @@
 # -*- encoding: utf-8 -*-
 Gem::Specification.new do |s|
-  s.name = 'evt-entity_projection'
-  s.version = '2.0.1.4'
-  s.summary = 'Projects event data into an entity'
-  s.description = ' '
+  s.name = "evt-entity_projection"
+  s.version = "2.0.1.4"
+  s.summary = "Projects event data into an entity"
+  s.description = " "
 
-  s.authors = ['The Eventide Project']
-  s.email = 'opensource@eventide-project.org'
-  s.homepage = 'https://github.com/eventide-project/entity-projection'
-  s.licenses = ['MIT']
+  s.authors = ["The Eventide Project"]
+  s.email = "opensource@eventide-project.org"
+  s.homepage = "https://github.com/eventide-project/entity-projection"
+  s.licenses = ["MIT"]
 
-  s.require_paths = ['lib']
-  s.files = Dir.glob('{lib}/**/*')
+  s.require_paths = ["lib"]
+  s.files = Dir.glob("{lib}/**/*")
   s.platform = Gem::Platform::RUBY
-  s.required_ruby_version = '>= 2.3.3'
+  s.required_ruby_version = ">= 2.3.3"
 
-  s.add_runtime_dependency 'evt-messaging'
+  s.add_runtime_dependency "evt-messaging"
 
-  s.add_development_dependency 'test_bench'
-  s.add_development_dependency 'evt-message_store-postgres'
+  s.add_development_dependency "test_bench"
+  s.add_development_dependency "evt-message_store-postgres"
 end
diff --git a/init.rb b/init.rb
index 16cf609..80f4cad 100755
--- a/init.rb
+++ b/init.rb
@@ -1,3 +1,3 @@
-require_relative './load_path'
+require_relative "./load_path"
 
-require 'entity_projection'
+require "entity_projection"
diff --git a/lib/entity_projection.rb b/lib/entity_projection.rb
index 57733e0..d6dfc4c 100755
--- a/lib/entity_projection.rb
+++ b/lib/entity_projection.rb
@@ -1,4 +1,4 @@
-require 'messaging'
+require "messaging"
 
-require 'entity_projection/log'
-require 'entity_projection/entity_projection'
+require "entity_projection/log"
+require "entity_projection/entity_projection"
diff --git a/lib/entity_projection/controls.rb b/lib/entity_projection/controls.rb
index c64518e..6c85a9d 100644
--- a/lib/entity_projection/controls.rb
+++ b/lib/entity_projection/controls.rb
@@ -1,6 +1,6 @@
-require 'messaging/controls'
+require "messaging/controls"
 
-require 'entity_projection/controls/event_data'
-require 'entity_projection/controls/message'
-require 'entity_projection/controls/entity'
-require 'entity_projection/controls/projection'
+require "entity_projection/controls/event_data"
+require "entity_projection/controls/message"
+require "entity_projection/controls/entity"
+require "entity_projection/controls/projection"
diff --git a/lib/entity_projection/controls/projection.rb b/lib/entity_projection/controls/projection.rb
index 66eae17..a6093d6 100644
--- a/lib/entity_projection/controls/projection.rb
+++ b/lib/entity_projection/controls/projection.rb
@@ -40,11 +40,11 @@ class Example
           include Controls::Message
 
           apply SomeMessage do |some_message|
-            entity.some_attribute = 'some attribute value set by apply block'
+            entity.some_attribute = "some attribute value set by apply block"
           end
 
           def apply(event_data)
-            event_data.data = 'some data value set by apply method'
+            event_data.data = "some data value set by apply method"
           end
         end
       end
diff --git a/load_path.rb b/load_path.rb
index 4f7ebf2..69ebac3 100644
--- a/load_path.rb
+++ b/load_path.rb
@@ -1,4 +1,4 @@
-bundler_standalone_loader = 'gems/bundler/setup'
+bundler_standalone_loader = "gems/bundler/setup"
 
 begin
   require_relative bundler_standalone_loader
@@ -8,10 +8,10 @@
   Bundler.require
 end
 
-lib_dir = File.expand_path('lib', __dir__)
+lib_dir = File.expand_path("lib", __dir__)
 $LOAD_PATH.unshift(lib_dir) unless $LOAD_PATH.include?(lib_dir)
 
-libraries_dir = ENV['LIBRARIES_HOME']
+libraries_dir = ENV["LIBRARIES_HOME"]
 unless libraries_dir.nil?
   libraries_dir = File.expand_path(libraries_dir)
   $LOAD_PATH.unshift libraries_dir unless $LOAD_PATH.include?(libraries_dir)
diff --git a/test.rb b/test.rb
index d92b472..7172472 100755
--- a/test.rb
+++ b/test.rb
@@ -1 +1 @@
-require_relative 'test/automated'
+require_relative "test/automated"
diff --git a/test/automated.rb b/test/automated.rb
index 9a08835..94c1b1e 100644
--- a/test/automated.rb
+++ b/test/automated.rb
@@ -1,6 +1,6 @@
-require_relative './test_init'
+require_relative "./test_init"
 
 TestBench::Run.(
-  'test/automated',
-  exclude: '{_*,*sketch*,*_init,*_tests}.rb'
+  "test/automated",
+  exclude: "{_*,*sketch*,*_init,*_tests}.rb"
 ) or exit(false)
diff --git a/test/automated/apply/apply_method/event_data.rb b/test/automated/apply/apply_method/event_data.rb
index 64f5cc3..2af415e 100644
--- a/test/automated/apply/apply_method/event_data.rb
+++ b/test/automated/apply/apply_method/event_data.rb
@@ -1,10 +1,10 @@
-require_relative '../../automated_init'
+require_relative "../../automated_init"
 
 context "Apply" do
   context "Apply Method" do
     context "EventData" do
       event_data = EntityProjection::Controls::EventData::Read.example
-      event_data.data[:attribute] = 'some value'
+      event_data.data[:attribute] = "some value"
 
       context "Projection Implements Apply" do
         entity = EntityProjection::Controls::Entity::New.example
@@ -12,7 +12,7 @@
         EntityProjection::Controls::Projection::ApplyMethod::EventData::Example.(entity, event_data)
 
         test "Event data is projected" do
-          assert(entity.some_attribute == 'some value')
+          assert(entity.some_attribute == "some value")
         end
       end
 
diff --git a/test/automated/apply/apply_method/message.rb b/test/automated/apply/apply_method/message.rb
index 5eb9805..5730c87 100644
--- a/test/automated/apply/apply_method/message.rb
+++ b/test/automated/apply/apply_method/message.rb
@@ -1,4 +1,4 @@
-require_relative '../../automated_init'
+require_relative "../../automated_init"
 
 context "Apply" do
   context "Apply Method" do
@@ -11,7 +11,7 @@
         EntityProjection::Controls::Projection::ApplyMethod::Message::Example.(entity, message)
 
         test "Event data is projected" do
-          assert(entity.some_attribute == 'some value')
+          assert(entity.some_attribute == "some value")
         end
       end
 
diff --git a/test/automated/apply/event_data_as_message.rb b/test/automated/apply/event_data_as_message.rb
index a33af09..b04991d 100644
--- a/test/automated/apply/event_data_as_message.rb
+++ b/test/automated/apply/event_data_as_message.rb
@@ -1,9 +1,9 @@
-require_relative '../automated_init'
+require_relative "../automated_init"
 
 context "Apply" do
   context "EventData" do
     context "Projection Implements Message Handler for EventData's Type" do
-      event_data = EntityProjection::Controls::EventData::Read.example(type: 'SomeMessage')
+      event_data = EntityProjection::Controls::EventData::Read.example(type: "SomeMessage")
 
       context "Message Handler" do
         entity = EntityProjection::Controls::Entity::New.example
@@ -12,7 +12,7 @@
 
         test "EventData is projected as Message" do
           assert(message.is_a? Messaging::Message)
-          assert(entity.some_attribute == 'some attribute value set by apply block')
+          assert(entity.some_attribute == "some attribute value set by apply block")
         end
       end
 
@@ -22,7 +22,7 @@
         message = EntityProjection::Controls::Projection::BlockAndApplyMethod::Example.(entity, event_data)
 
         test "EventData is not handled as EventData" do
-          refute(entity.some_attribute == 'some data value set by apply method')
+          refute(entity.some_attribute == "some data value set by apply method")
         end
       end
     end
diff --git a/test/automated/apply/message.rb b/test/automated/apply/message.rb
index 3512d40..6811bd4 100644
--- a/test/automated/apply/message.rb
+++ b/test/automated/apply/message.rb
@@ -1,4 +1,4 @@
-require_relative '../automated_init'
+require_relative "../automated_init"
 
 context "Apply" do
   context "Message" do
@@ -10,7 +10,7 @@
       EntityProjection::Controls::Projection::Example.(entity, message)
 
       test "Message is handled" do
-        assert(entity.some_attribute == 'some value')
+        assert(entity.some_attribute == "some value")
       end
     end
 
diff --git a/test/automated/automated_init.rb b/test/automated/automated_init.rb
index faa8577..f9272a5 100644
--- a/test/automated/automated_init.rb
+++ b/test/automated/automated_init.rb
@@ -1 +1 @@
-require_relative '../test_init'
+require_relative "../test_init"
diff --git a/test/automated/entity_name_macro.rb b/test/automated/entity_name_macro.rb
index 2b9ebd5..71e24cc 100644
--- a/test/automated/entity_name_macro.rb
+++ b/test/automated/entity_name_macro.rb
@@ -1,4 +1,4 @@
-require_relative 'automated_init'
+require_relative "automated_init"
 
 context "Entity Name Macro" do
   entity = EntityProjection::Controls::Entity::New.example
diff --git a/test/automated/macro/incorrect_arity.rb b/test/automated/macro/incorrect_arity.rb
index 636899c..d124b06 100644
--- a/test/automated/macro/incorrect_arity.rb
+++ b/test/automated/macro/incorrect_arity.rb
@@ -1,4 +1,4 @@
-require_relative '../automated_init'
+require_relative "../automated_init"
 
 context "Apply" do
   context "Macro" do
diff --git a/test/automated/macro/macro.rb b/test/automated/macro/macro.rb
index 9523c0f..b274c75 100644
--- a/test/automated/macro/macro.rb
+++ b/test/automated/macro/macro.rb
@@ -1,8 +1,8 @@
-require_relative '../automated_init'
+require_relative "../automated_init"
 
 context "Handle" do
   context "Macro" do
-    projection = EntityProjection::Controls::Projection::Example.new('some_entity')
+    projection = EntityProjection::Controls::Projection::Example.new("some_entity")
 
     test "Defines apply methods" do
       assert(projection.respond_to? :apply_some_message)
diff --git a/test/automated/macro/missing_block.rb b/test/automated/macro/missing_block.rb
index 9887b54..bd82220 100644
--- a/test/automated/macro/missing_block.rb
+++ b/test/automated/macro/missing_block.rb
@@ -1,4 +1,4 @@
-require_relative '../automated_init'
+require_relative "../automated_init"
 
 context "Apply" do
   context "Macro" do
diff --git a/test/automated/register.rb b/test/automated/register.rb
index 981e193..daace34 100644
--- a/test/automated/register.rb
+++ b/test/automated/register.rb
@@ -1,7 +1,7 @@
-require_relative 'automated_init'
+require_relative "automated_init"
 
 context "Register" do
-  projection = EntityProjection::Controls::Projection::RegisterMessageClass::Example.new('some_entity')
+  projection = EntityProjection::Controls::Projection::RegisterMessageClass::Example.new("some_entity")
 
   test "Registers event classes" do
     assert(projection.class.event_registry.registered? EntityProjection::Controls::Message::SomeMessage)
diff --git a/test/interactive.rb b/test/interactive.rb
index 06883ac..af2ceae 100644
--- a/test/interactive.rb
+++ b/test/interactive.rb
@@ -1,6 +1,6 @@
-require_relative 'test_init'
+require_relative "test_init"
 
 TestBench::Runner.(
-  'interactive/**/*.rb',
+  "interactive/**/*.rb",
   exclude_pattern: %r{\/_|sketch|(_init\.rb|_tests\.rb)\z}
 ) or exit 1
diff --git a/test/interactive/interactive_init.rb b/test/interactive/interactive_init.rb
index b0bf3ff..9ac570e 100644
--- a/test/interactive/interactive_init.rb
+++ b/test/interactive/interactive_init.rb
@@ -1,6 +1,6 @@
-require_relative '../test_init'
+require_relative "../test_init"
 
-require 'message_store/postgres'
+require "message_store/postgres"
 
-ENV['LOG_LEVEL'] = '_max'
-ENV['LOG_TAGS'] = 'test'
+ENV["LOG_LEVEL"] = "_max"
+ENV["LOG_TAGS"] = "test"
diff --git a/test/interactive/projection.rb b/test/interactive/projection.rb
index 3052a84..038c673 100644
--- a/test/interactive/projection.rb
+++ b/test/interactive/projection.rb
@@ -1,7 +1,7 @@
-require_relative 'interactive_init'
-require 'messaging/postgres'
+require_relative "interactive_init"
+require "messaging/postgres"
 
-logger = Log.get('Projection Test')
+logger = Log.get("Projection Test")
 
 logger.info "Starting", tag: :test
 
@@ -91,7 +91,7 @@ class Projection
 
 account_id = Identifier::UUID::Random.get
 
-stream_name = Messaging::StreamName.stream_name(account_id, 'account')
+stream_name = Messaging::StreamName.stream_name(account_id, "account")
 
 batch = [opened, deposited, withdrawn]
 
diff --git a/test/test_init.rb b/test/test_init.rb
index 2f8e727..f524bcf 100755
--- a/test/test_init.rb
+++ b/test/test_init.rb
@@ -1,12 +1,12 @@
-ENV['CONSOLE_DEVICE'] ||= 'stdout'
-ENV['LOG_LEVEL'] ||= '_min'
+ENV["CONSOLE_DEVICE"] ||= "stdout"
+ENV["LOG_LEVEL"] ||= "_min"
 
 puts RUBY_DESCRIPTION
 
-require_relative '../init.rb'
+require_relative "../init.rb"
 
-require 'test_bench'; TestBench.activate
+require "test_bench"; TestBench.activate
 
-require 'securerandom'
+require "securerandom"
 
-require 'entity_projection/controls'
+require "entity_projection/controls"