Add test case for Json resource parsing

org.hl7.fhir.dstu3/src/test/java/org/hl7/fhir/dstu3/test/JsonParserTestCase.java

@@ -0,0 +1,20 @@
+package org.hl7.fhir.dstu3.test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import java.io.IOException;
+
+import org.hl7.fhir.dstu3.formats.JsonParser;
+import org.hl7.fhir.dstu3.model.Resource;
+import org.hl7.fhir.dstu3.test.support.TestingUtilities;
+import org.hl7.fhir.exceptions.FHIRFormatError;
+import org.junit.jupiter.api.Test;
+
+class JsonParserTestCase {
+
+  @Test
+  void test() throws FHIRFormatError, IOException {
+    Resource r = new JsonParser().parse(TestingUtilities.loadTestResourceStream("r3", "ActivityDefinition-referralPrimaryCareMentalHealth.json"));
+  }
+
+}

org.hl7.fhir.dstu3/src/test/java/org/hl7/fhir/dstu3/test/SingleTest.java

@@ -41,7 +41,7 @@ public class SingleTest {
   public static void main(String[] args) {
     try {
       ResourceTest r = new ResourceTest();
-      r.setSource(new File("C:\\work\\org.hl7.fhir\\build\\publish\\patient-example.xml"));
+      r.setSource(new File("C:\\work\\org.hl7.fhir\\fhir-test-cases\\r3\\ActivityDefinition-referralPrimaryCareMentalHealth.json"));
       r.test();
       System.out.println("Completed OK");
     } catch (Exception e) {

org.hl7.fhir.dstu3/src/test/java/org/hl7/fhir/dstu3/test/support/TestingUtilities.java

@@ -17,6 +17,7 @@ import org.hl7.fhir.dstu3.context.IWorkerContext;
 import org.hl7.fhir.utilities.CSFile;
 import org.hl7.fhir.utilities.TextFile;
 import org.hl7.fhir.utilities.Utilities;
+import org.hl7.fhir.utilities.tests.BaseTestingUtilities;
 import org.w3c.dom.Document;
 import org.w3c.dom.Element;
 import org.w3c.dom.NamedNodeMap;
@@ -29,7 +30,7 @@ import com.google.gson.JsonObject;
 import com.google.gson.JsonPrimitive;
 import com.google.gson.JsonSyntaxException;
 
-public class TestingUtilities {
+public class TestingUtilities extends BaseTestingUtilities {
   private static final boolean SHOW_DIFF = true;
   
 	static public IWorkerContext context;