Really add spec

spec/system/admin/reports/prob_data_report_spec.rb

@@ -0,0 +1,37 @@
+require 'rails_helper'
+
+describe 'Prob Data Report', type: :system do
+  let!(:school) { create(:school, :with_school_group) }
+
+  let!(:meter) do
+    create(:gas_meter_with_validated_reading_dates,
+      school: school,
+      start_date: Time.zone.today - 5,
+      end_date: Time.zone.today,
+      status: 'PROB')
+  end
+
+  before do
+    sign_in(create(:admin))
+    visit root_path
+    click_on 'Manage'
+    click_on 'Reports'
+  end
+
+  it 'displays expected data' do
+    click_on 'PROB data report'
+    expect(page).to have_content('PROB data report')
+
+    expect(all('#report tr').map { |tr| tr.all('th,td').map(&:text) }).to eq([
+                                                                               ['School group', 'School', 'Meter name', 'MPXN', 'Meter type', 'Count'],
+                                                                               [
+                                                                                 school.school_group.name,
+                                                                                 school.name,
+                                                                                 meter.name,
+                                                                                 meter.mpan_mprn.to_s,
+                                                                                 meter.meter_type,
+                                                                                 '6'
+                                                                               ]
+                                                                             ])
+  end
+end