Add method Relationship#excluded?

app/models/relationship.rb

@@ -47,6 +47,10 @@ class Relationship < ApplicationRecord
     status == :member
   end
 
+  def excluded?
+    status == :excluded
+  end
+
 private
 
   def membership_dates_are_not_in_future

spec/models/relationship_spec.rb

@@ -199,4 +199,38 @@ RSpec.describe Relationship do
       end
     end
   end
+
+  describe '#excluded?' do
+    context 'for supporter' do
+      subject { create :supporter_relationship }
+
+      specify do
+        expect(subject.excluded?).to eq false
+      end
+    end
+
+    context 'for member' do
+      subject { create :member_relationship }
+
+      specify do
+        expect(subject.excluded?).to eq false
+      end
+    end
+
+    context 'for excluded supporter' do
+      subject { create :excluded_supporter_relationship }
+
+      specify do
+        expect(subject.excluded?).to eq true
+      end
+    end
+
+    context 'for excluded member' do
+      subject { create :excluded_member_relationship }
+
+      specify do
+        expect(subject.excluded?).to eq true
+      end
+    end
+  end
 end