Add extended registrar's info to "pending_deleted" mailer

#180

spec/views/mailers/domain_mailer/pending_deleted.html.erb_spec.rb

@@ -0,0 +1,41 @@
+require 'rails_helper'
+
+RSpec.describe 'mailers/domain_mailer/pending_deleted.html.erb' do
+  let(:domain) { instance_spy(DomainPresenter) }
+  let(:registrar) { instance_spy(RegistrarPresenter) }
+  let(:lang_count) { 2 }
+
+  before :example do
+    assign(:domain, domain)
+    assign(:registrar, registrar)
+    assign(:verification_url, 'test url')
+  end
+
+  it 'has domain name' do
+    mention_count = 1 * lang_count
+    expect(domain).to receive(:name).exactly(mention_count).times.and_return('test domain name')
+    render
+    expect(rendered).to have_text('test domain name', count: mention_count)
+  end
+
+  it 'has verification url' do
+    mention_count = 1 * lang_count
+    render
+    expect(rendered).to have_text('test url', count: mention_count)
+  end
+
+  registrar_attributes = %i(
+    name
+    email
+    phone
+    url
+  )
+
+  registrar_attributes.each do |attr_name|
+    it "has registrar #{attr_name}" do
+      expect(registrar).to receive(attr_name).exactly(lang_count).times.and_return("test registrar #{attr_name}")
+      render
+      expect(rendered).to have_text("test registrar #{attr_name}", count: lang_count)
+    end
+  end
+end

spec/views/mailers/domain_mailer/pending_deleted.text.erb_spec.rb

@@ -0,0 +1,41 @@
+require 'rails_helper'
+
+RSpec.describe 'mailers/domain_mailer/pending_deleted.text.erb' do
+  let(:domain) { instance_spy(DomainPresenter) }
+  let(:registrar) { instance_spy(RegistrarPresenter) }
+  let(:lang_count) { 2 }
+
+  before :example do
+    assign(:domain, domain)
+    assign(:registrar, registrar)
+  end
+
+  it 'has domain name' do
+    mention_count = 1 * lang_count
+    expect(domain).to receive(:name).exactly(mention_count).times.and_return('test domain name')
+    render
+    expect(rendered).to have_text('test domain name', count: mention_count)
+  end
+
+  it 'has verification url' do
+    mention_count = 1 * lang_count
+    assign(:verification_url, 'test url')
+    render
+    expect(rendered).to have_text('test url', count: mention_count)
+  end
+
+  registrar_attributes = %i(
+    name
+    email
+    phone
+    url
+  )
+
+  registrar_attributes.each do |attr_name|
+    it "has registrar #{attr_name}" do
+      expect(registrar).to receive(attr_name).exactly(lang_count).times.and_return("test registrar #{attr_name}")
+      render
+      expect(rendered).to have_text("test registrar #{attr_name}", count: lang_count)
+    end
+  end
+end