package ca.uhn.fhir.rest.server.interceptor;
import static org.junit.Assert.assertEquals;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.reset;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.TimeUnit;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.io.IOUtils;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.servlet.ServletHandler;
import org.eclipse.jetty.servlet.ServletHolder;
import org.hl7.fhir.instance.model.api.IBaseResource;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.mockito.ArgumentCaptor;
import ca.uhn.fhir.context.FhirContext;
import ca.uhn.fhir.model.dstu2.resource.Observation;
import ca.uhn.fhir.model.dstu2.resource.Patient;
import ca.uhn.fhir.model.primitive.IdDt;
import ca.uhn.fhir.rest.annotation.Create;
import ca.uhn.fhir.rest.annotation.History;
import ca.uhn.fhir.rest.annotation.IdParam;
import ca.uhn.fhir.rest.annotation.Read;
import ca.uhn.fhir.rest.annotation.ResourceParam;
import ca.uhn.fhir.rest.annotation.Update;
import ca.uhn.fhir.rest.api.MethodOutcome;
import ca.uhn.fhir.rest.api.RestOperationTypeEnum;
import ca.uhn.fhir.rest.client.IGenericClient;
import ca.uhn.fhir.rest.client.ServerValidationModeEnum;
import ca.uhn.fhir.rest.method.RequestDetails;
import ca.uhn.fhir.rest.server.BundleInclusionRule;
import ca.uhn.fhir.rest.server.IResourceProvider;
import ca.uhn.fhir.rest.server.RestfulServer;
import ca.uhn.fhir.rest.server.interceptor.IServerInterceptor.ActionRequestDetails;
import ca.uhn.fhir.util.PortUtil;
import ca.uhn.fhir.util.TestUtil;
public class ServerActionInterceptorTest {
private static CloseableHttpClient ourClient;
private static FhirContext ourCtx = FhirContext.forDstu2();
private static int ourPort;
private static Server ourServer;
private static IServerInterceptor ourInterceptor;
private static IGenericClient ourFhirClient;
@AfterClass
public static void afterClassClearContext() {
TestUtil.clearAllStaticFieldsForUnitTest();
}
@Test
public void testRead() throws Exception {
HttpGet httpGet = new HttpGet("http://localhost:" + ourPort + "/Patient/123");
CloseableHttpResponse status = ourClient.execute(httpGet);
IOUtils.closeQuietly(status.getEntity().getContent());
assertEquals(200, status.getStatusLine().getStatusCode());
ArgumentCaptor<ActionRequestDetails> detailsCapt = ArgumentCaptor.forClass(ActionRequestDetails.class);
verify(ourInterceptor).incomingRequestPreHandled(eq(RestOperationTypeEnum.READ), detailsCapt.capture());
ActionRequestDetails details = detailsCapt.getValue();
assertEquals("Patient/123", details.getId().getValue());
}
@Test
public void testVRead() throws Exception {
HttpGet httpGet = new HttpGet("http://localhost:" + ourPort + "/Patient/123/_history/456");
CloseableHttpResponse status = ourClient.execute(httpGet);
IOUtils.closeQuietly(status.getEntity().getContent());
assertEquals(200, status.getStatusLine().getStatusCode());
ArgumentCaptor<ActionRequestDetails> detailsCapt = ArgumentCaptor.forClass(ActionRequestDetails.class);
verify(ourInterceptor).incomingRequestPreHandled(eq(RestOperationTypeEnum.VREAD), detailsCapt.capture());
ActionRequestDetails details = detailsCapt.getValue();
assertEquals("Patient/123/_history/456", details.getId().getValue());
}
@Test
public void testCreate() throws Exception {
Patient patient = new Patient();
patient.addName().addFamily("FAMILY");
ourFhirClient.create().resource(patient).execute();
ArgumentCaptor<ActionRequestDetails> detailsCapt = ArgumentCaptor.forClass(ActionRequestDetails.class);
verify(ourInterceptor).incomingRequestPreHandled(eq(RestOperationTypeEnum.CREATE), detailsCapt.capture());
ActionRequestDetails details = detailsCapt.getValue();
assertEquals("Patient", details.getResourceType());
assertEquals(Patient.class, details.getResource().getClass());
assertEquals("FAMILY", ((Patient) details.getResource()).getName().get(0).getFamily().get(0).getValue());
}
@Test
public void testCreateWhereMethodHasNoResourceParam() throws Exception {
Observation observation = new Observation();
observation.getCode().setText("OBSCODE");
ourFhirClient.create().resource(observation).execute();
ArgumentCaptor<ActionRequestDetails> detailsCapt = ArgumentCaptor.forClass(ActionRequestDetails.class);
verify(ourInterceptor).incomingRequestPreHandled(eq(RestOperationTypeEnum.CREATE), detailsCapt.capture());
ActionRequestDetails details = detailsCapt.getValue();
assertEquals("Observation", details.getResourceType());
assertEquals(Observation.class, details.getResource().getClass());
assertEquals("OBSCODE", ((Observation) details.getResource()).getCode().getText());
}
@Test
public void testUpdate() throws Exception {
Patient patient = new Patient();
patient.addName().addFamily("FAMILY");
patient.setId("Patient/123");
ourFhirClient.update().resource(patient).execute();
ArgumentCaptor<ActionRequestDetails> detailsCapt = ArgumentCaptor.forClass(ActionRequestDetails.class);
verify(ourInterceptor).incomingRequestPreHandled(eq(RestOperationTypeEnum.UPDATE), detailsCapt.capture());
ActionRequestDetails details = detailsCapt.getValue();
assertEquals("Patient", details.getResourceType());
assertEquals("Patient/123", details.getId().getValue());
assertEquals(Patient.class, details.getResource().getClass());
assertEquals("FAMILY", ((Patient) details.getResource()).getName().get(0).getFamily().get(0).getValue());
assertEquals("Patient/123", ((Patient) details.getResource()).getId().getValue());
}
@Test
public void testHistorySystem() throws Exception {
HttpGet httpGet = new HttpGet("http://localhost:" + ourPort + "/_history");
CloseableHttpResponse status = ourClient.execute(httpGet);
IOUtils.closeQuietly(status.getEntity().getContent());
assertEquals(200, status.getStatusLine().getStatusCode());
ArgumentCaptor<ActionRequestDetails> detailsCapt = ArgumentCaptor.forClass(ActionRequestDetails.class);
verify(ourInterceptor).incomingRequestPreHandled(eq(RestOperationTypeEnum.HISTORY_SYSTEM), detailsCapt.capture());
}
@Test
public void testHistoryType() throws Exception {
HttpGet httpGet = new HttpGet("http://localhost:" + ourPort + "/Patient/_history");
CloseableHttpResponse status = ourClient.execute(httpGet);
IOUtils.closeQuietly(status.getEntity().getContent());
assertEquals(200, status.getStatusLine().getStatusCode());
ArgumentCaptor<ActionRequestDetails> detailsCapt = ArgumentCaptor.forClass(ActionRequestDetails.class);
verify(ourInterceptor).incomingRequestPreHandled(eq(RestOperationTypeEnum.HISTORY_TYPE), detailsCapt.capture());
assertEquals("Patient", detailsCapt.getValue().getResourceType());
}
@Test
public void testHistoryInstance() throws Exception {
HttpGet httpGet = new HttpGet("http://localhost:" + ourPort + "/Patient/123/_history");
CloseableHttpResponse status = ourClient.execute(httpGet);
IOUtils.closeQuietly(status.getEntity().getContent());
assertEquals(200, status.getStatusLine().getStatusCode());
ArgumentCaptor<ActionRequestDetails> detailsCapt = ArgumentCaptor.forClass(ActionRequestDetails.class);
verify(ourInterceptor).incomingRequestPreHandled(eq(RestOperationTypeEnum.HISTORY_INSTANCE), detailsCapt.capture());
assertEquals("Patient", detailsCapt.getValue().getResourceType());
assertEquals("Patient/123", detailsCapt.getValue().getId().getValue());
}
@BeforeClass
public static void beforeClass() throws Exception {
ourPort = PortUtil.findFreePort();
ourServer = new Server(ourPort);
ServletHandler proxyHandler = new ServletHandler();
RestfulServer servlet = new RestfulServer(ourCtx);
servlet.registerInterceptor(new ResponseHighlighterInterceptor());
servlet.setResourceProviders(new DummyPatientResourceProvider(), new DummyObservationResourceProvider());
servlet.setPlainProviders(new PlainProvider());
servlet.setBundleInclusionRule(BundleInclusionRule.BASED_ON_RESOURCE_PRESENCE);
ServletHolder servletHolder = new ServletHolder(servlet);
proxyHandler.addServletWithMapping(servletHolder, "/*");
ourServer.setHandler(proxyHandler);
ourServer.start();
PoolingHttpClientConnectionManager connectionManager = new PoolingHttpClientConnectionManager(5000, TimeUnit.MILLISECONDS);
HttpClientBuilder builder = HttpClientBuilder.create();
builder.setConnectionManager(connectionManager);
ourClient = builder.build();
ourInterceptor = mock(InterceptorAdapter.class);
servlet.registerInterceptor(ourInterceptor);
ourCtx.getRestfulClientFactory().setSocketTimeout(240*1000);
ourCtx.getRestfulClientFactory().setServerValidationMode(ServerValidationModeEnum.NEVER);
ourFhirClient = ourCtx.newRestfulGenericClient("http://localhost:" + ourPort);
}
@Before
public void before() {
reset(ourInterceptor);
when(ourInterceptor.incomingRequestPreProcessed(any(HttpServletRequest.class), any(HttpServletResponse.class))).thenReturn(true);
when(ourInterceptor.incomingRequestPostProcessed(any(RequestDetails.class), any(HttpServletRequest.class), any(HttpServletResponse.class))).thenReturn(true);
when(ourInterceptor.outgoingResponse(any(RequestDetails.class), any(HttpServletRequest.class), any(HttpServletResponse.class))).thenReturn(true);
when(ourInterceptor.outgoingResponse(any(RequestDetails.class), any(IBaseResource.class), any(HttpServletRequest.class), any(HttpServletResponse.class))).thenReturn(true);
}
public static class PlainProvider {
@History()
public List<IBaseResource> history() {
Patient retVal = new Patient();
retVal.setId("Patient/123/_history/2");
return Collections.singletonList((IBaseResource) retVal);
}
}
public static class DummyPatientResourceProvider implements IResourceProvider {
@Override
public Class<? extends IBaseResource> getResourceType() {
return Patient.class;
}
@Read(version = true)
public Patient read(@IdParam IdDt theId) {
Patient retVal = new Patient();
retVal.setId(theId);
return retVal;
}
@History()
public List<Patient> history() {
Patient retVal = new Patient();
retVal.setId("Patient/123/_history/2");
return Collections.singletonList(retVal);
}
@History()
public List<Patient> history(@IdParam IdDt theId) {
Patient retVal = new Patient();
retVal.setId("Patient/123/_history/2");
return Collections.singletonList(retVal);
}
@Create()
public MethodOutcome create(@ResourceParam Patient thePatient) {
Patient retVal = new Patient();
retVal.setId("Patient/123/_history/2");
return new MethodOutcome(retVal.getId());
}
@Update()
public MethodOutcome update(@IdParam IdDt theId, @ResourceParam Patient thePatient) {
Patient retVal = new Patient();
retVal.setId("Patient/123/_history/2");
return new MethodOutcome(retVal.getId());
}
}
public static class DummyObservationResourceProvider implements IResourceProvider {
@Override
public Class<? extends IBaseResource> getResourceType() {
return Observation.class;
}
@Create()
public MethodOutcome create(@ResourceParam String theBody) {
Observation retVal = new Observation();
retVal.setId("Observation/123/_history/2");
return new MethodOutcome(retVal.getId());
}
}
}