Create relationships spec based on attributes and links spec

Author: sa73917

spec/jsonapi/relationships_spec.rb

@@ -0,0 +1,50 @@
+RSpec.describe JSONAPI::RSpec do
+  json_doc =
+    {
+      'relationships' => {
+        'posts' => {
+          'data' => {
+            'id' => '1',
+            'type' => 'posts'
+          }
+        },
+        'comments' => {
+          'data' => [{
+            'id' => '1',
+            'type' => 'posts'
+          }, {
+            'id' => '2',
+            'type' => 'hides'
+          }]
+        }
+      }
+    }
+
+  describe '#have_relationship' do
+    context 'when relationships is present' do
+      it { expect(json_doc).to have_relationship('posts') }
+      it { expect(json_doc).not_to have_relationship('mails') }
+      it { expect(json_doc).to have_relationship('posts').with_data({ 'id' => '1', 'type' => 'posts' }) }
+      it do
+        expect(json_doc).to have_relationship('comments').with_data(
+          [{ 'id' => '1', 'type' => 'posts' }, { 'id' => '2', 'type' => 'hides' }]
+        )
+      end
+    end
+
+    context 'when relationships is not present' do
+      it { expect({}).not_to have_relationship('posts') }
+    end
+  end
+
+  describe '#have_relationships' do
+    context 'when relationships is present' do
+      it { expect(json_doc).to have_relationships('posts', 'comments') }
+      it { expect(json_doc).not_to have_relationships('posts', 'comments', 'mails') }
+    end
+
+    context 'when relationships is not present' do
+      it { expect({}).not_to have_relationships('posts', 'comments') }
+    end
+  end
+end