Enable Symbol keyed hash parameters for relationships matcher

Add support for symbol keyed hashes to the have_relationship matcher and create related spec tests.

Author: sa73917

lib/jsonapi/rspec/relationships.rb

@@ -5,7 +5,7 @@ module Relationships
         match do |actual|
           return false unless (actual['relationships'] || {}).key?(rel.to_s)
 
-          !@data_set || actual['relationships'][rel.to_s]['data'] == @data_val
+          !@data_set || actual['relationships'][rel.to_s]['data'] == JSON.parse(JSON.generate(@data_val))
         end
 
         chain :with_data do |val|

spec/jsonapi/relationships_spec.rb

@@ -23,18 +23,39 @@
 
   describe '#have_jsonapi_attributes' do
     it { expect(doc).to have_relationship(:posts) }
+    it { expect(doc).to have_relationship('posts') }
     it { expect(doc).not_to have_relationship(:mails) }
+    it { expect(doc).not_to have_relationship('mails') }
     it { expect(doc).to have_relationship(:posts).with_data({ 'id' => '1', 'type' => 'posts' }) }
+    it { expect(doc).to have_relationship('posts').with_data({ 'id' => '1', 'type' => 'posts' }) }
+    it { expect(doc).to have_relationship(:posts).with_data({ id: '1', type: 'posts' }) }
+    it { expect(doc).to have_relationship('posts').with_data({ id: '1', type: 'posts' }) }
     it do
       expect(doc).to have_relationship(:comments).with_data(
         [{ 'id' => '1', 'type' => 'posts' }, { 'id' => '2', 'type' => 'hides' }]
       )
     end
+    it do
+      expect(doc).to have_relationship('comments').with_data(
+        [{ 'id' => '1', 'type' => 'posts' }, { 'id' => '2', 'type' => 'hides' }]
+      )
+    end
+    it do
+      expect(doc).to have_relationship(:comments).with_data(
+        [{ id: '1', type:  'posts' }, { id: '2', type: 'hides' }]
+      )
+    end
+    it do
+      expect(doc).to have_relationship('comments').with_data(
+        [{ id: '1', type:  'posts' }, { id: '2', type: 'hides' }]
+      )
+    end
   end
 
   describe '#have_relationships' do
     it { expect(doc).to have_relationships(:posts, :comments) }
     it { expect(doc).to have_relationships('posts', 'comments') }
     it { expect(doc).not_to have_relationships(:posts, :comments, :mails) }
+    it { expect(doc).not_to have_relationships('posts', 'comments', 'mails') }
   end
 end