lib/scimitar.rb in scimitar-2.4.2 vs lib/scimitar.rb in scimitar-2.4.3

@@ -2,20 +2,24 @@
 require 'scimitar/support/hash_with_indifferent_case_insensitive_access'
 require 'scimitar/engine'
 
 module Scimitar
   def self.service_provider_configuration=(custom_configuration)
-    @service_provider_configuration = custom_configuration
+    if @service_provider_configuration.nil? || ! custom_configuration.uses_defaults
+      @service_provider_configuration = custom_configuration
+    end
   end
 
   def self.service_provider_configuration(location:)
     @service_provider_configuration ||= ServiceProviderConfiguration.new
     @service_provider_configuration.meta.location = location
     @service_provider_configuration
   end
 
   def self.engine_configuration=(custom_configuration)
-    @engine_configuration = custom_configuration
+    if @engine_configuration.nil? || ! custom_configuration.uses_defaults
+      @engine_configuration = custom_configuration
+    end
   end
 
   def self.engine_configuration
     @engine_configuration ||= EngineConfiguration.new
     @engine_configuration