Merge pull request #93 from honestica/partial_update

Add the partial_update method to crud methods

lib/fhir_client/ext/model.rb

@@ -56,7 +56,7 @@ def handle_response(response)
     end
 
     module ClassMethods
- 
+
       def client
         FHIR::Model.client
       end
@@ -107,6 +107,10 @@ def conditional_create(model, params, client = self.client)
         handle_response client.conditional_create(model, params)
       end
 
+      def partial_update(id, patchset, options = {})
+        handle_response client.partial_update(self, id, patchset, options)
+      end
+
       def all(client = self.client)
         handle_response client.read_feed(self)
       end

test/unit/client_interface_sections/update_test.rb

@@ -0,0 +1,26 @@
+require_relative '../../test_helper'
+
+class ClientInterfaceUpdateTest < Test::Unit::TestCase
+  def client
+    @client ||= FHIR::Client.new('update-test')
+  end
+
+  def test_class_partial_update
+    patient = FHIR::Patient.new({'id' => 'foo', 'active'=>true})
+    patchset = [
+        {
+          op: "replace",
+          path: "/active/",
+          value: "false"
+        }
+      ]
+
+    outcome = FHIR::OperationOutcome.new({'issue'=>[{'code'=>'informational', 'severity'=>'information', 'diagnostics'=>'Successfully updated "Patient/foo" in 0 ms'}]})
+
+    stub_request(:patch, /Patient\/foo/).with(body: "[{\"op\":\"replace\",\"path\":\"/active/\",\"value\":\"false\"}]").to_return(status: 200, body: outcome.to_json, headers: {'Content-Type'=>'application/fhir+json', 'Location'=>'http://update-test/Patient/foo/_history/0', 'ETag'=>'W/"foo"', 'Last-Modified'=>Time.now.strftime("%a, %e %b %Y %T %Z")})
+    reply = FHIR::Patient.partial_update(patient.id, patchset)
+
+    assert reply.is_a?(FHIR::DSTU2::OperationOutcome)
+  end
+
+end