Fix missing translation error

app/views/admin/mail_templates/_form.haml

@@ -37,7 +37,7 @@
               = f.email_field :bcc, class: 'form-control'
           .form-group
             .col-md-12
-              = f.label :body, t(:html_body)
+              = f.label :body, t('admin.mail_templates.html_body')
               = liquid_help
             .col-md-12
               = f.text_area(:body, class: 'form-control', size: '15x15')
@@ -48,7 +48,7 @@
             .col-md-12
               = f.text_area(:text_body, class: 'form-control', size: '15x15')
 
-  %hr 
+  %hr
   .row
     .col-md-12.text-right
       = button_tag(t(:save), class: 'btn btn-primary')

app/views/admin/mail_templates/new.haml

@@ -1,3 +1,3 @@
-= render 'shared/title', name: t(:new_mail_template)
+= render 'shared/title', name: t('admin.mail_templates.new_mail_template')
 
 = render 'form', mail_template: @mail_template

config/locales/admin/mail_templates.en.yml

@@ -0,0 +1,5 @@
+en:
+  admin:
+    mail_templates:
+      html_body: HTML body
+      new_mail_template: New mail template

config/locales/en.yml

@@ -731,7 +731,6 @@ en:
   is_registrant: 'Is registrant'
   force_delete_set_on_domain: 'Force delete set on domain %{domain_name}'
   mail_templates: Mail Templates
-  new_mail_template: New mail template
   failure: "It was not saved"
   contact_is_not_valid: 'Contact %{value} is not valid, please fix the invalid contact'
   welcome_to_eis_registrar_portal: 'Welcome to EIS Registrar portal'

test/integration/admin/mail_templates/new_test.rb

@@ -0,0 +1,14 @@
+require 'test_helper'
+
+class AdminAreaNewMailTemplateTest < ActionDispatch::IntegrationTest
+  def setup
+    login_as users(:admin)
+  end
+
+  def test_new_mail_template_does_not_throw_template_error
+    visit admin_mail_templates_url
+    click_link_or_button 'New'
+    assert_text "HTML body"
+    assert_text "New mail template"
+  end
+end