Introduce new validator cliContext option disableDefaultResourceFetcher (#1526)

* introduce new cliContext option doNotFetchUnknownProfiles

* rename parameter to disable-default-resource-fetcher

* missed renaming a couple items

* review feedback

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/model/CliContext.java

@@ -56,6 +56,8 @@ public class CliContext {
   private HtmlInMarkdownCheck htmlInMarkdownCheck = HtmlInMarkdownCheck.WARNING;
   @JsonProperty("allowDoubleQuotesInFHIRPath")  
   private boolean allowDoubleQuotesInFHIRPath = false;
+  @JsonProperty("disableDefaultResourceFetcher")
+  private boolean disableDefaultResourceFetcher = false;
   @JsonProperty("checkIPSCodes")  
   private boolean checkIPSCodes;
   @JsonProperty("langTransform")
@@ -328,6 +330,17 @@ public class CliContext {
     this.allowDoubleQuotesInFHIRPath = allowDoubleQuotesInFHIRPath;
   }
 
+  @JsonProperty("disableDefaultResourceFetcher")
+  public boolean isDisableDefaultResourceFetcher() {
+    return disableDefaultResourceFetcher;
+  }
+
+  @JsonProperty("disableDefaultResourceFetcher")
+  public CliContext setDisableDefaultResourceFetcher(boolean disableDefaultResourceFetcher) {
+    this.disableDefaultResourceFetcher = disableDefaultResourceFetcher;
+    return this;
+  }
+
   @JsonProperty("checkIPSCodes")
   public boolean isCheckIPSCodes() {
     return checkIPSCodes;

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/services/ValidationService.java

@@ -524,9 +524,11 @@ public class ValidationService {
     validationEngine.setForPublication(cliContext.isForPublication());
     validationEngine.setShowTimes(cliContext.isShowTimes());
     validationEngine.setAllowExampleUrls(cliContext.isAllowExampleUrls());
+    if (!cliContext.isDisableDefaultResourceFetcher()) {
       StandAloneValidatorFetcher fetcher = new StandAloneValidatorFetcher(validationEngine.getPcm(), validationEngine.getContext(), validationEngine);
       validationEngine.setFetcher(fetcher);
       validationEngine.getContext().setLocator(fetcher);
+    }
     validationEngine.getBundleValidationRules().addAll(cliContext.getBundleValidationRules());
     validationEngine.setJurisdiction(CodeSystemUtilities.readCoding(cliContext.getJurisdiction()));
     TerminologyCache.setNoCaching(cliContext.isNoInternalCaching());

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/utils/Params.java

@@ -89,6 +89,7 @@ public class Params {
   public static final String SRC_LANG = "-src-lang";
   public static final String TGT_LANG = "-tgt-lang";
   public static final String ALLOW_DOUBLE_QUOTES = "-allow-double-quotes-in-fhirpath";
+  public static final String DISABLE_DEFAULT_RESOURCE_FETCHER = "-disable-default-resource-fetcher";
   public static final String CHECK_IPS_CODES = "-check-ips-codes";
   public static final String BEST_PRACTICE = "-best-practice";
   
@@ -270,6 +271,8 @@ public class Params {
         cliContext.setNoExtensibleBindingMessages(true);
       } else if (args[i].equals(ALLOW_DOUBLE_QUOTES)) {
         cliContext.setAllowDoubleQuotesInFHIRPath(true);       
+      } else if (args[i].equals(DISABLE_DEFAULT_RESOURCE_FETCHER)) {
+        cliContext.setDisableDefaultResourceFetcher(true);
       } else if (args[i].equals(CHECK_IPS_CODES)) {
         cliContext.setCheckIPSCodes(true);       
       } else if (args[i].equals(NO_UNICODE_BIDI_CONTROL_CHARS)) {

org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/cli/services/ValidationServiceTest.java

@@ -10,8 +10,10 @@ import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.ArgumentMatchers.endsWith;
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.ArgumentMatchers.isNull;
+import static org.mockito.ArgumentMatchers.notNull;
 import static org.mockito.ArgumentMatchers.startsWith;
 import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
@@ -236,17 +238,43 @@ class ValidationServiceTest  {
   */
   @Test
   public void buildValidationEngineTest() throws IOException, URISyntaxException {
-
+    final TimeTracker timeTracker = mock(TimeTracker.class);
-    final org.hl7.fhir.utilities.TimeTracker timeTracker = mock(org.hl7.fhir.utilities.TimeTracker.class);
-
     final SimpleWorkerContext workerContext = mock(SimpleWorkerContext.class);
 
-    final ValidationEngine validationEngine = mock(ValidationEngine.class);
+    final ValidationEngine mockValidationEngine = mock(ValidationEngine.class);
-    when(validationEngine.getContext()).thenReturn(workerContext);
+    when(mockValidationEngine.getContext()).thenReturn(workerContext);
 
-   final ValidationEngine.ValidationEngineBuilder validationEngineBuilder = mock(ValidationEngine.ValidationEngineBuilder.class);;
+    final ValidationEngine.ValidationEngineBuilder mockValidationEngineBuilder = mock(ValidationEngine.ValidationEngineBuilder.class);;
+    final ValidationService validationService = createFakeValidationService(mockValidationEngineBuilder, mockValidationEngine);
 
-    final ValidationService validationService = new ValidationService() {
+    CliContext cliContext = new CliContext();
+    validationService.buildValidationEngine(cliContext, null, timeTracker);
+
+    verify(mockValidationEngine).setFetcher(notNull());
+    verify(mockValidationEngineBuilder).withUserAgent(eq("fhir/validator/" + VersionUtil.getVersion()));
+  }
+
+  @Test
+  public void buildValidationEngineDisableDefaultResourceFetcherTest() throws IOException, URISyntaxException {
+    final TimeTracker timeTracker = mock(TimeTracker.class);
+    final SimpleWorkerContext workerContext = mock(SimpleWorkerContext.class);
+
+    final ValidationEngine mockValidationEngine = mock(ValidationEngine.class);
+    when(mockValidationEngine.getContext()).thenReturn(workerContext);
+
+    final ValidationEngine.ValidationEngineBuilder mockValidationEngineBuilder = mock(ValidationEngine.ValidationEngineBuilder.class);;
+    final ValidationService validationService = createFakeValidationService(mockValidationEngineBuilder, mockValidationEngine);
+
+    CliContext cliContext = new CliContext();
+    cliContext.setDisableDefaultResourceFetcher(true);
+    validationService.buildValidationEngine(cliContext, null, timeTracker);
+
+    verify(mockValidationEngine, never()).setFetcher(any());
+    verify(mockValidationEngineBuilder).withUserAgent(eq("fhir/validator/" + VersionUtil.getVersion()));
+  }
+
+  private static ValidationService createFakeValidationService(ValidationEngine.ValidationEngineBuilder validationEngineBuilder, ValidationEngine validationEngine) {
+    return new ValidationService() {
       @Override
       protected ValidationEngine.ValidationEngineBuilder getValidationEngineBuilder() {
         when(validationEngineBuilder.withTHO(anyBoolean())).thenReturn(validationEngineBuilder);
@@ -268,11 +296,5 @@ class ValidationServiceTest  {
         //Don't care. Do nothing.
       }
     };
-
-    CliContext cliContext = new CliContext();
-
-    validationService.buildValidationEngine(cliContext, null, timeTracker);
-
-    verify(validationEngineBuilder).withUserAgent(eq("fhir/validator/" + VersionUtil.getVersion()));
   }
 }