diff --git a/polyamorous/spec/blueprints/articles.rb b/polyamorous/spec/blueprints/articles.rb
deleted file mode 100644
index 42e2f14..0000000
--- a/polyamorous/spec/blueprints/articles.rb
+++ /dev/null
@@ -1,5 +0,0 @@
-Article.blueprint do
-  person
-  title
-  body
-end
\ No newline at end of file
diff --git a/polyamorous/spec/blueprints/comments.rb b/polyamorous/spec/blueprints/comments.rb
deleted file mode 100644
index 1ecc7eb..0000000
--- a/polyamorous/spec/blueprints/comments.rb
+++ /dev/null
@@ -1,5 +0,0 @@
-Comment.blueprint do
-  article
-  person
-  body
-end
\ No newline at end of file
diff --git a/polyamorous/spec/blueprints/notes.rb b/polyamorous/spec/blueprints/notes.rb
deleted file mode 100644
index f143114..0000000
--- a/polyamorous/spec/blueprints/notes.rb
+++ /dev/null
@@ -1,3 +0,0 @@
-Note.blueprint do
-  note
-end
\ No newline at end of file
diff --git a/polyamorous/spec/blueprints/people.rb b/polyamorous/spec/blueprints/people.rb
deleted file mode 100644
index b7ba882..0000000
--- a/polyamorous/spec/blueprints/people.rb
+++ /dev/null
@@ -1,4 +0,0 @@
-Person.blueprint do
-  name
-  salary
-end
\ No newline at end of file
diff --git a/polyamorous/spec/blueprints/tags.rb b/polyamorous/spec/blueprints/tags.rb
deleted file mode 100644
index f0fb3d8..0000000
--- a/polyamorous/spec/blueprints/tags.rb
+++ /dev/null
@@ -1,3 +0,0 @@
-Tag.blueprint do
-  name    { Sham.tag_name }
-end
\ No newline at end of file
diff --git a/polyamorous/spec/helpers/polyamorous_helper.rb b/polyamorous/spec/helpers/polyamorous_helper.rb
deleted file mode 100644
index 8dff269..0000000
--- a/polyamorous/spec/helpers/polyamorous_helper.rb
+++ /dev/null
@@ -1,26 +0,0 @@
-module PolyamorousHelper
-  if ActiveRecord::VERSION::STRING >= "4.1"
-    def new_join_association(reflection, children, klass)
-      Polyamorous::JoinAssociation.new reflection, children, klass
-    end
-  else
-    def new_join_association(reflection, join_dependency, parent, klass)
-      Polyamorous::JoinAssociation.new reflection, join_dependency, parent, klass
-    end
-  end
-
-  if ActiveRecord::VERSION::STRING >= "5.2"
-    def new_join_dependency(klass, associations = {})
-      alias_tracker = ::ActiveRecord::Associations::AliasTracker.create(klass.connection, klass.table_name, [])
-      Polyamorous::JoinDependency.new klass, klass.arel_table, associations, alias_tracker
-    end
-  else
-    def new_join_dependency(klass, associations = {})
-      Polyamorous::JoinDependency.new klass, associations, []
-    end
-  end
-
-  def new_join(name, type = Polyamorous::InnerJoin, klass = nil)
-    Polyamorous::Join.new name, type, klass
-  end
-end
diff --git a/polyamorous/spec/polyamorous/join_association_spec.rb b/polyamorous/spec/polyamorous/join_association_spec.rb
deleted file mode 100644
index bf843e3..0000000
--- a/polyamorous/spec/polyamorous/join_association_spec.rb
+++ /dev/null
@@ -1,29 +0,0 @@
-require 'spec_helper'
-
-module Polyamorous
-  describe JoinAssociation do
-
-    join_base, join_association_args, polymorphic = [:join_root, 'parent.children', 'reflection.options[:polymorphic]']
-    let(:join_dependency) { new_join_dependency Note, {} }
-    let(:reflection) { Note.reflect_on_association(:notable) }
-    let(:parent) { join_dependency.send(join_base) }
-    let(:join_association) {
-      eval("new_join_association(reflection, #{join_association_args}, Article)")
-    }
-
-    it 'leaves the orginal reflection intact for thread safety' do
-      reflection.instance_variable_set(:@klass, Article)
-      join_association
-      .swapping_reflection_klass(reflection, Person) do |new_reflection|
-        expect(new_reflection.options).not_to equal reflection.options
-        expect(new_reflection.options).not_to have_key(:polymorphic)
-        expect(new_reflection.klass).to eq(Person)
-        expect(reflection.klass).to eq(Article)
-      end
-    end
-
-    it 'sets the polymorphic option to true after initializing' do
-      expect(join_association.instance_eval(polymorphic)).to be true
-    end
-  end
-end
diff --git a/polyamorous/spec/polyamorous/join_dependency_spec.rb b/polyamorous/spec/polyamorous/join_dependency_spec.rb
deleted file mode 100644
index dd64dc9..0000000
--- a/polyamorous/spec/polyamorous/join_dependency_spec.rb
+++ /dev/null
@@ -1,93 +0,0 @@
-require 'spec_helper'
-
-module Polyamorous
-  describe JoinDependency do
-
-    method, join_associations, join_base =
-      if ActiveRecord::VERSION::STRING >= '4.1'
-        [:instance_eval, 'join_root.drop(1)', :join_root]
-      else
-        [:send, 'join_associations', :join_base]
-      end
-
-    context 'with symbol joins' do
-      subject { new_join_dependency Person, articles: :comments }
-
-      specify { expect(subject.send(method, join_associations).size)
-        .to eq(2) }
-      specify { expect(subject.send(method, join_associations).map(&:join_type))
-        .to be_all { Polyamorous::InnerJoin } }
-    end
-
-    context 'with has_many :through association' do
-      subject { new_join_dependency Person, :authored_article_comments }
-
-      specify { expect(subject.send(method, join_associations).size)
-        .to eq 1 }
-      specify { expect(subject.send(method, join_associations).first.table_name)
-        .to eq 'comments' }
-    end
-
-    context 'with outer join' do
-      subject { new_join_dependency Person, new_join(:articles, :outer) }
-
-      specify { expect(subject.send(method, join_associations).size)
-        .to eq 1 }
-      specify { expect(subject.send(method, join_associations).first.join_type)
-        .to eq Polyamorous::OuterJoin }
-    end
-
-    context 'with nested outer joins' do
-      subject { new_join_dependency Person,
-        new_join(:articles, :outer) => new_join(:comments, :outer) }
-
-      specify { expect(subject.send(method, join_associations).size)
-        .to eq 2 }
-      specify { expect(subject.send(method, join_associations).map(&:join_type))
-        .to eq [Polyamorous::OuterJoin, Polyamorous::OuterJoin] }
-      specify { expect(subject.send(method, join_associations).map(&:join_type))
-        .to be_all { Polyamorous::OuterJoin } }
-    end
-
-    context 'with polymorphic belongs_to join' do
-      subject { new_join_dependency Note, new_join(:notable, :inner, Person) }
-
-      specify { expect(subject.send(method, join_associations).size)
-        .to eq 1 }
-      specify { expect(subject.send(method, join_associations).first.join_type)
-        .to eq Polyamorous::InnerJoin }
-      specify { expect(subject.send(method, join_associations).first.table_name)
-        .to eq 'people' }
-    end
-
-    context 'with polymorphic belongs_to join and nested symbol join' do
-      subject { new_join_dependency Note,
-        new_join(:notable, :inner, Person) => :comments }
-
-      specify { expect(subject.send(method, join_associations).size)
-        .to eq 2 }
-      specify { expect(subject.send(method, join_associations).map(&:join_type))
-        .to be_all { Polyamorous::InnerJoin } }
-      specify { expect(subject.send(method, join_associations).first.table_name)
-        .to eq 'people' }
-      specify { expect(subject.send(method, join_associations)[1].table_name)
-        .to eq 'comments' }
-    end
-
-    context '#left_outer_join in Rails 5 overrides join type specified',
-            if: ActiveRecord::VERSION::MAJOR >= 5 && ActiveRecord::VERSION::MINOR < 2 do
-
-      let(:join_type_class) do
-        new_join_dependency(
-          Person,
-          new_join(:articles)
-        ).join_constraints(
-          [],
-          Arel::Nodes::OuterJoin
-        ).first.joins.map(&:class)
-      end
-
-      specify { expect(join_type_class).to eq [Arel::Nodes::OuterJoin] }
-    end
-  end
-end
diff --git a/polyamorous/spec/polyamorous/join_spec.rb b/polyamorous/spec/polyamorous/join_spec.rb
deleted file mode 100644
index 5e2bfc3..0000000
--- a/polyamorous/spec/polyamorous/join_spec.rb
+++ /dev/null
@@ -1,19 +0,0 @@
-require 'spec_helper'
-
-module Polyamorous
-  describe Join do
-    it 'is a tree node' do
-      join = new_join(:articles, :outer)
-      expect(join).to be_kind_of(TreeNode)
-    end
-
-    it 'can be added to a tree' do
-      join = new_join(:articles, :outer)
-
-      tree_hash = {}
-      join.add_to_tree(tree_hash)
-
-      expect(tree_hash[join]).to be {}
-    end
-  end
-end
diff --git a/polyamorous/spec/spec_helper.rb b/polyamorous/spec/spec_helper.rb
deleted file mode 100644
index 21450e3..0000000
--- a/polyamorous/spec/spec_helper.rb
+++ /dev/null
@@ -1,43 +0,0 @@
-require 'machinist/active_record'
-require 'sham'
-require 'faker'
-require 'polyamorous'
-
-Time.zone = 'Eastern Time (US & Canada)'
-
-Dir[File.expand_path('../{helpers,support,blueprints}/**/*.rb', __FILE__)]
-.each do |f|
-  require f
-end
-
-Sham.define do
-  name     { Faker::Name.name }
-  title    { Faker::Lorem.sentence }
-  body     { Faker::Lorem.paragraph }
-  salary   { |index| 30000 + (index * 1000) }
-  tag_name { Faker::Lorem.words(3).join(' ') }
-  note     { Faker::Lorem.words(7).join(' ') }
-end
-
-RSpec.configure do |config|
-  config.before(:suite) do
-    message = "Running Polyamorous specs with #{
-      ActiveRecord::Base.connection.adapter_name
-      }, Active Record #{::ActiveRecord::VERSION::STRING}, Arel #{Arel::VERSION
-      } and Ruby #{RUBY_VERSION}"
-    line = '=' * message.length
-    puts line, message, line
-    Schema.create
-  end
-  config.before(:all)   { Sham.reset(:before_all) }
-  config.before(:each)  { Sham.reset(:before_each) }
-
-  config.include PolyamorousHelper
-end
-
-RSpec::Matchers.define :be_like do |expected|
-  match do |actual|
-    actual.gsub(/^\s+|\s+$/, '').gsub(/\s+/, ' ').strip ==
-      expected.gsub(/^\s+|\s+$/, '').gsub(/\s+/, ' ').strip
-  end
-end
diff --git a/polyamorous/spec/support/schema.rb b/polyamorous/spec/support/schema.rb
deleted file mode 100644
index 96994e2..0000000
--- a/polyamorous/spec/support/schema.rb
+++ /dev/null
@@ -1,98 +0,0 @@
-require 'active_record'
-
-ActiveRecord::Base.establish_connection(adapter: 'sqlite3', database: ':memory:')
-
-class Person < ActiveRecord::Base
-  belongs_to :parent, class_name: 'Person', foreign_key: :parent_id
-  has_many   :children, class_name: 'Person', foreign_key: :parent_id
-  has_many   :articles
-  has_many   :comments
-  has_many   :authored_article_comments, through: :articles,
-             foreign_key: :person_id, source: :comments
-  has_many   :notes, as: :notable
-end
-
-class Article < ActiveRecord::Base
-  belongs_to              :person
-  has_many                :comments
-  has_and_belongs_to_many :tags
-  has_many   :notes, as:  :notable
-end
-
-class Comment < ActiveRecord::Base
-  belongs_to :article
-  belongs_to :person
-end
-
-class Tag < ActiveRecord::Base
-  has_and_belongs_to_many :articles
-end
-
-class Note < ActiveRecord::Base
-  belongs_to :notable, polymorphic: true
-end
-
-module Schema
-  def self.create
-    ActiveRecord::Migration.verbose = false
-
-    ActiveRecord::Schema.define do
-      create_table :people, force: true do |t|
-        t.integer  :parent_id
-        t.string   :name
-        t.integer  :salary
-        t.boolean  :awesome, default: false
-        t.timestamps null: false
-      end
-
-      create_table :articles, force: true do |t|
-        t.integer :person_id
-        t.string  :title
-        t.text    :body
-      end
-
-      create_table :comments, force: true do |t|
-        t.integer :article_id
-        t.integer :person_id
-        t.text    :body
-      end
-
-      create_table :tags, force: true do |t|
-        t.string :name
-      end
-
-      create_table :articles_tags, force: true, id: false do |t|
-        t.integer :article_id
-        t.integer :tag_id
-      end
-
-      create_table :notes, force: true do |t|
-        t.integer :notable_id
-        t.string  :notable_type
-        t.string  :note
-      end
-    end
-
-    10.times do
-      person = Person.make
-      Note.make(notable: person)
-      3.times do
-        article = Article.make(person: person)
-        3.times do
-          article.tags = [Tag.make, Tag.make, Tag.make]
-        end
-        Note.make(notable: article)
-        10.times do
-          Comment.make(article: article)
-        end
-      end
-      2.times do
-        Comment.make(person: person)
-      end
-    end
-
-    Comment.make(
-      body: 'First post!', article: Article.make(title: 'Hello, world!')
-    )
-  end
-end