diff --git a/test/fixtures/site_with_relationships/README.md b/test/fixtures/site_with_relationships/README.md
new file mode 100644
index 0000000..89b5b89
--- /dev/null
+++ b/test/fixtures/site_with_relationships/README.md
@@ -0,0 +1,2 @@
+This is site where posts can have many authors and viceversa and posts
+can be replies to others.
diff --git a/test/fixtures/site_with_relationships/_config.yml b/test/fixtures/site_with_relationships/_config.yml
new file mode 100644
index 0000000..da2d25c
--- /dev/null
+++ b/test/fixtures/site_with_relationships/_config.yml
@@ -0,0 +1,2 @@
+locales:
+- en
diff --git a/test/fixtures/site_with_relationships/_data/layouts/author.yml b/test/fixtures/site_with_relationships/_data/layouts/author.yml
new file mode 100644
index 0000000..afe620e
--- /dev/null
+++ b/test/fixtures/site_with_relationships/_data/layouts/author.yml
@@ -0,0 +1,9 @@
+---
+title:
+  type: 'string'
+  required: true
+posts:
+  type: 'has_and_belongs_to_many'
+  inverse: 'authors'
+  filter:
+    layout: 'post'
diff --git a/test/fixtures/site_with_relationships/_data/layouts/post.yml b/test/fixtures/site_with_relationships/_data/layouts/post.yml
new file mode 100644
index 0000000..c98baf7
--- /dev/null
+++ b/test/fixtures/site_with_relationships/_data/layouts/post.yml
@@ -0,0 +1,23 @@
+---
+title:
+  type: 'string'
+  required: true
+authors:
+  type: 'has_and_belongs_to_many'
+  inverse: 'posts'
+  filter:
+    layout: 'author'
+posts:
+  type: 'has_many'
+  inverse: 'in_reply_to'
+  filter:
+    layout: 'post'
+in_reply_to:
+  type: 'belongs_to'
+  inverse: 'posts'
+  filter:
+    layout: 'post'
+recommended_posts:
+  type: 'related_posts'
+  filter:
+    layout: 'post'
diff --git a/test/fixtures/site_with_relationships/_en/.keep b/test/fixtures/site_with_relationships/_en/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/test/fixtures/site_with_relationships/_posts b/test/fixtures/site_with_relationships/_posts
new file mode 120000
index 0000000..3da1d67
--- /dev/null
+++ b/test/fixtures/site_with_relationships/_posts
@@ -0,0 +1 @@
+_en
\ No newline at end of file
diff --git a/test/models/metadata_test.rb b/test/models/metadata_test.rb
new file mode 100644
index 0000000..24d955a
--- /dev/null
+++ b/test/models/metadata_test.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+module MetadataTest
+  extend ActiveSupport::Concern
+
+  included do
+    setup do
+      name = SecureRandom.hex
+      # TODO: Poder cambiar el nombre
+      FileUtils.cp_r(Rails.root.join('test', 'fixtures', 'site_with_relationships'), Rails.root.join('_sites', name))
+
+      @site = create :site, name: name
+    end
+
+    teardown do
+      @site&.destroy
+    end
+  end
+end