Ensure remaining models are translated but not through rails' titleize

Fixes https://github.ibm.com/IBMPrivateCloud/CP4MCM/issues/10405

app/models/miq_compare.rb

@@ -184,7 +184,7 @@ def section_header_text(model)
  when "VmOrTemplate"
  _("Workload")
  else
- model.titleize
+ ui_lookup(:model => model)
  end
  end
 

spec/models/miq_compare_spec.rb

@@ -29,4 +29,28 @@
  expect { loaded = Marshal.load(dumped) }.not_to raise_error
  end
  end
+
+ context "headers are translated" do
+ it "for EmsCluster" do
+ skip "Assumptions based on English message catalog" unless FastGettext.locale == "en"
+
+ obj1 = FactoryBot.create(:ems_cluster)
+ obj2 = FactoryBot.create(:ems_cluster)
+ MiqReport.seed_report("clusters")
+ report = MiqReport.find_by(:title => "Cluster Compare Template")
+ compare = MiqCompare.new({:ids => [obj1.id, obj2.id]}, report)
+ expect(compare.master_list[0][:header]).to eq("Cluster")
+ end
+
+ it "for Host" do
+ skip "Assumptions based on English message catalog" unless FastGettext.locale == "en"
+
+ obj1 = FactoryBot.create(:host_vmware)
+ obj2 = FactoryBot.create(:host_vmware)
+ MiqReport.seed_report("hosts")
+ report = MiqReport.find_by(:name => "Hosts: Compare Template")
+ compare = MiqCompare.new({:ids => [obj1.id, obj2.id]}, report)
+ expect(compare.master_list[0][:header]).to eq("Host Properties")
+ end
+ end
 end