Feature: Contact Merge Action (#378)

spec/actions/contact_merge_action_spec.rb

@@ -0,0 +1,47 @@
+require 'rails_helper'
+
+describe ::ContactMergeAction do
+  subject(:contact_merge) { described_class.new(account: account, base_contact: base_contact, mergee_contact: mergee_contact).perform }
+
+  let!(:account) { create(:account) }
+  let!(:base_contact) { create(:contact, account: account) }
+  let!(:mergee_contact) { create(:contact, account: account) }
+
+  before do
+    2.times.each { create(:conversation, contact: base_contact) }
+    2.times.each { create(:contact_inbox, contact: base_contact) }
+    2.times.each { create(:conversation, contact: mergee_contact) }
+    2.times.each { create(:contact_inbox, contact: mergee_contact) }
+  end
+
+  describe '#perform' do
+    it 'deletes mergee_contact' do
+      contact_merge
+      expect { mergee_contact.reload }.to raise_error(ActiveRecord::RecordNotFound)
+    end
+
+    context 'when mergee contact has conversations' do
+      it 'moves the conversations to base contact' do
+        contact_merge
+        expect(base_contact.conversations.count).to be 4
+      end
+    end
+
+    context 'when mergee contact has contact inboxes' do
+      it 'moves the contact inboxes to base contact' do
+        contact_merge
+        expect(base_contact.contact_inboxes.count).to be 4
+      end
+    end
+
+    context 'when contacts belong to a different account' do
+      it 'throws an exception' do
+        new_account = create(:account)
+        expect do
+          described_class.new(account: new_account, base_contact: base_contact,
+                              mergee_contact: mergee_contact).perform
+        end .to raise_error('contact does not belong to the account')
+      end
+    end
+  end
+end