Fixed condition in disabled? method

Fixed a check in disabled? method introduced in commit 4b33666 during refactoring of toolbar methods in ManageIQ/manageiq#13052

https://bugzilla.redhat.com/show_bug.cgi?id=1455283

app/helpers/application_helper/button/role_suspend.rb

@@ -4,12 +4,12 @@ class ApplicationHelper::Button::RoleSuspend < ApplicationHelper::Button::RolePo
   def disabled?
     @error_message = if @view_context.x_node != 'root' && @record.server_role.regional_role?
                        _('This role can only be managed at the Region level')
-                     elsif @record.active && @record.server_role.max_concurrent == 1
+                     elsif @record.active
                        _("Activate the %{server_role_description} Role on another Server to \
 suspend it on %{server_name} [%{server_id}]") %
                          {:server_role_description => @record.server_role.description,
                           :server_name             => @record.miq_server.name,
-                          :server_id               => @record.miq_server.id}
+                          :server_id               => @record.miq_server.id} if @record.server_role.max_concurrent == 1
                      else
                        _('Only active Roles on active Servers can be suspended')
                      end

spec/helpers/application_helper/buttons/role_suspend_spec.rb

@@ -78,6 +78,17 @@
         button.calculate_properties
         expect(button[:title]).to eq("Only active Roles on active Servers can be suspended")
       end
+
+      # enable button when record is active and max concurrent is not 1
+      it "enables the suspend role button " do
+        allow(@record).to receive(:active).and_return(true)
+        allow(@record.server_role).to receive(:max_concurrent).and_return(2)
+        view_context = setup_view_context_with_sandbox({})
+        button = described_class.new(view_context, {}, {'record' => @record}, {})
+        allow(view_context).to receive(:x_node).and_return('z-1r23')
+        expect(button.disabled?).to be_falsey
+        button.calculate_properties
+      end
     end
   end
 end