Remove known fields from trial sign up form

Growth experiment to improve the conversion rate

ee/app/controllers/trials_controller.rb

@@ -13,6 +13,7 @@ class TrialsController < ApplicationController
   feature_category :purchase
 
   def new
+    record_experiment_user(:remove_known_trial_form_fields)
   end
 
   def select
@@ -34,6 +35,7 @@ class TrialsController < ApplicationController
     @result = GitlabSubscriptions::ApplyTrialService.new.execute(apply_trial_params)
 
     if @result&.dig(:success)
+      record_experiment_conversion_event(:remove_known_trial_form_fields)
       redirect_to group_url(@namespace, { trial: true })
     else
       render :select

ee/app/views/trials/new.html.haml

@@ -10,15 +10,24 @@
 = render 'errors'
 
 = form_tag create_lead_trials_path(glm_params), method: :post do |f|
+  - if experiment_enabled?(:remove_known_trial_form_fields) && current_user.first_name.present?
+    = hidden_field_tag :first_name, current_user.first_name
+  - else
     .form-group
       = label_tag :first_name, _('First name'), for: :first_name, class: 'col-form-label'
       = text_field_tag :first_name, params[:first_name] || current_user.first_name, class: 'form-control', required: true
+  - if experiment_enabled?(:remove_known_trial_form_fields) && current_user.last_name.present?
+    = hidden_field_tag :last_name, current_user.last_name
+  - else
     .form-group
       = label_tag :last_name, _('Last name'), for: :last_name, class: 'col-form-label'
       = text_field_tag :last_name, params[:last_name] || current_user.last_name, class: 'form-control', required: true
+  - if experiment_enabled?(:remove_known_trial_form_fields) && current_user.organization.present?
+    = hidden_field_tag :company_name, current_user.organization
+  - else
     .form-group
       = label_tag :company_name, _('Company name'), for: :company_name, class: 'col-form-label'
-    = text_field_tag :company_name, params[:company_name], class: 'form-control', required: true
+      = text_field_tag :company_name, params[:company_name] || current_user.organization, class: 'form-control', required: true
   .form-group.gl-select2-html5-required-fix
     = label_tag :company_size, _('Number of employees'), for: :company_size, class: 'col-form-label'
     = select_tag :company_size, company_size_options_for_select(params[:company_size]), include_blank: true, class: 'select2', required: true

ee/spec/controllers/trials_controller_spec.rb

@@ -3,7 +3,14 @@
 require 'spec_helper'
 
 RSpec.describe TrialsController do
-  let_it_be(:user) { create(:user, email_opted_in: true) }
+  let_it_be(:user) { create(:user, email_opted_in: true, last_name: 'Doe') }
+  let_it_be(:experiment_user_context) do
+    {
+      first_name_present: user.first_name.present?,
+      last_name_present: user.last_name.present?,
+      company_name_present: user.organization.present?
+    }
+  end
 
   let(:dev_env_or_com) { true }
   let(:logged_in) { true }
@@ -47,6 +54,12 @@ RSpec.describe TrialsController do
       response
     end
 
+    it 'calls record_experiment_user for the remove_known_trial_form_fields experiment' do
+      expect(controller).to receive(:record_experiment_user).with(:remove_known_trial_form_fields)
+
+      subject
+    end
+
     it_behaves_like 'an authenticated endpoint'
     it_behaves_like 'a dot-com only feature'
   end
@@ -183,6 +196,11 @@ RSpec.describe TrialsController do
       let(:apply_trial_result) { true }
 
       it { is_expected.to redirect_to("/#{namespace.path}?trial=true") }
+      it 'calls the record conversion method for the remove_known_trial_form_fields experiment' do
+        expect(controller).to receive(:record_experiment_conversion_event).with(:remove_known_trial_form_fields)
+
+        subject
+      end
 
       context 'with a new Group' do
         let(:post_params) { { new_group_name: 'GitLab' } }
@@ -197,6 +215,11 @@ RSpec.describe TrialsController do
       let(:apply_trial_result) { false }
 
       it { is_expected.to render_template(:select) }
+      it 'does not call the record conversion method for the remove_known_trial_form_fields experiment' do
+        expect(controller).not_to receive(:record_experiment_conversion_event).with(:remove_known_trial_form_fields)
+
+        subject
+      end
 
       context 'with a new Group' do
         let(:post_params) { { new_group_name: 'admin' } }

ee/spec/views/trials/new.html.haml_spec.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe 'trials/new.html.haml' do
+  include ApplicationHelper
+  let_it_be(:remove_known_trial_form_fields_enabled) { false }
+  let_it_be(:user) { build(:user) }
+
+  before do
+    allow(view).to receive(:current_user) { user }
+    allow(view).to receive(:experiment_enabled?).with(:remove_known_trial_form_fields).and_return(remove_known_trial_form_fields_enabled)
+
+    render
+  end
+
+  subject { rendered }
+
+  it 'has fields for first, last and company names' do
+    is_expected.to have_field('first_name')
+    is_expected.to have_field('last_name')
+    is_expected.to have_field('company_name')
+  end
+
+  context 'remove_known_trial_form_fields experiment is enabled' do
+    let_it_be(:remove_known_trial_form_fields_enabled) { true }
+
+    context 'the user has already values in first, last and company names' do
+      let_it_be(:user) { build(:user, first_name: 'John', last_name: 'Doe', organization: 'ACME') }
+
+      it 'has hidden fields' do
+        is_expected.to have_field('first_name', type: :hidden)
+        is_expected.to have_field('last_name', type: :hidden)
+        is_expected.to have_field('company_name', type: :hidden)
+      end
+    end
+
+    context 'the user empty values for first, last and company names' do
+      let_it_be(:user) { build(:user, first_name: '', last_name: '', organization: '') }
+
+      it 'has fields' do
+        is_expected.to have_field('first_name')
+        is_expected.to have_field('last_name')
+        is_expected.to have_field('company_name')
+      end
+    end
+  end
+end

lib/gitlab/experimentation.rb

@@ -80,6 +80,9 @@ module Gitlab
       },
       jobs_empty_state: {
         tracking_category: 'Growth::Activation::Experiment::JobsEmptyState'
+      },
+      remove_known_trial_form_fields: {
+        tracking_category: 'Growth::Conversion::Experiment::RemoveKnownTrialFormFields'
       }
     }.freeze