Fix validator error messages

hapi-fhir-server-empi/src/main/java/ca/uhn/fhir/empi/rules/config/EmpiRuleValidator.java

@@ -72,6 +72,9 @@ public class EmpiRuleValidator implements IEmpiRuleValidator {
 	}
 
 	public void validateMdmTypes(EmpiRulesJson theEmpiRulesJson) {
+		if (theEmpiRulesJson.getMdmTypes() == null) {
+			throw new ConfigurationException("mdmTypes must be set to a list of resource types.");
+		}
 		for (String resourceType: theEmpiRulesJson.getMdmTypes()) {
 			validateTypeHasIdentifier(resourceType);
 		}

hapi-fhir-server-empi/src/test/java/ca/uhn/fhir/empi/rules/config/EmpiRuleValidatorTest.java

@@ -1,9 +1,11 @@
 package ca.uhn.fhir.empi.rules.config;
 
 import ca.uhn.fhir.context.ConfigurationException;
+import ca.uhn.fhir.context.RuntimeSearchParam;
 import ca.uhn.fhir.empi.BaseR4Test;
 import com.google.common.base.Charsets;
 import org.apache.commons.io.IOUtils;
+import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.springframework.core.io.DefaultResourceLoader;
 import org.springframework.core.io.Resource;
@@ -14,8 +16,18 @@ import static org.hamcrest.CoreMatchers.is;
 import static org.hamcrest.MatcherAssert.assertThat;
 import static org.hamcrest.Matchers.startsWith;
 import static org.junit.jupiter.api.Assertions.fail;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
 
 public class EmpiRuleValidatorTest extends BaseR4Test {
+
+	@BeforeEach
+	public void before() {
+		when(mySearchParamRetriever.getActiveSearchParam("Patient", "identifier")).thenReturn(mock(RuntimeSearchParam.class));
+		when(mySearchParamRetriever.getActiveSearchParam("Practitioner", "identifier")).thenReturn(mock(RuntimeSearchParam.class));
+		when(mySearchParamRetriever.getActiveSearchParam("Medication", "identifier")).thenReturn(mock(RuntimeSearchParam.class));
+		when(mySearchParamRetriever.getActiveSearchParam("AllergyIntolerance", "identifier")).thenReturn(null);
+	}
    @Test
    public void testValidate() throws IOException {
 		try {
@@ -76,6 +88,16 @@ public class EmpiRuleValidatorTest extends BaseR4Test {
 		}
 	}
 
+	@Test
+	public void testInvalidMdmType() throws IOException {
+		try {
+			setEmpiRuleJson("bad-rules-missing-mdm-types.json");
+			fail();
+		} catch (ConfigurationException e) {
+			assertThat(e.getMessage(), startsWith("mdmTypes must be set to a list of resource types."));
+		}
+	}
+
 	@Test
 	public void testMatcherduplicateName() throws IOException {
 		try {

hapi-fhir-server-empi/src/test/java/ca/uhn/fhir/empi/rules/svc/EmpiResourceFieldMatcherR4Test.java

@@ -31,7 +31,7 @@ public class EmpiResourceFieldMatcherR4Test extends BaseEmpiRulesR4Test {
 		super.before();
 
 		ArrayList<String>  myLegalMdmTypes = new ArrayList<>();
-		myLegalMdmTypes.add("Patient");
+		//myLegalMdmTypes.add("Patient");
 		myEmpiRulesJson.setMdmTypes(myLegalMdmTypes);
 		myComparator = new EmpiResourceFieldMatcher(ourFhirContext, myGivenNameMatchField, myEmpiRulesJson);
 		myJohn = buildJohn();

hapi-fhir-server-empi/src/test/resources/bad-rules-missing-mdm-types.json

@@ -8,7 +8,7 @@
 		"resourcePath" : "name.given",
 		"similarity" : {
 			"algorithm": "COSINE",
-			"threshold": 0.8
+			"matchThreshold": 0.8
 		}
 	}],
 	"matchResultMap" : {