package ca.uhn.fhir.rest.server;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.inOrder;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verifyNoMoreInteractions;
import static org.mockito.Mockito.when;
import java.util.ArrayList;
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.HttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.StringEntity;
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.dstu3.model.Patient;
import org.junit.*;
import org.mockito.ArgumentCaptor;
import org.mockito.InOrder;
import ca.uhn.fhir.context.FhirContext;
import ca.uhn.fhir.model.api.IResource;
import ca.uhn.fhir.rest.annotation.ResourceParam;
import ca.uhn.fhir.rest.annotation.Validate;
import ca.uhn.fhir.rest.api.MethodOutcome;
import ca.uhn.fhir.rest.api.RestOperationTypeEnum;
import ca.uhn.fhir.rest.method.RequestDetails;
import ca.uhn.fhir.rest.server.interceptor.IServerInterceptor;
import ca.uhn.fhir.rest.server.interceptor.IServerInterceptor.ActionRequestDetails;
import ca.uhn.fhir.rest.server.interceptor.ServerOperationInterceptorAdapter;
import ca.uhn.fhir.rest.server.servlet.ServletRequestDetails;
import ca.uhn.fhir.util.PortUtil;
import ca.uhn.fhir.util.TestUtil;
public class InterceptorDstu3Test {
private static CloseableHttpClient ourClient;
private static FhirContext ourCtx = FhirContext.forDstu3();
private static int ourPort;
private static Server ourServer;
private static RestfulServer ourServlet;
private IServerInterceptor myInterceptor1;
private IServerInterceptor myInterceptor2;
@After
public void after() {
for (IServerInterceptor next : new ArrayList<IServerInterceptor>(ourServlet.getInterceptors())) {
ourServlet.unregisterInterceptor(next);
}
}
@Before
public void before() {
myInterceptor1 = mock(IServerInterceptor.class);
myInterceptor2 = mock(IServerInterceptor.class);
ourServlet.setInterceptors(myInterceptor1, myInterceptor2);
}
@Test
public void testServerOperationInterceptorAdapterMethods() {
ServerOperationInterceptorAdapter i = new ServerOperationInterceptorAdapter();
i.resourceCreated(null, null);
i.resourceDeleted(null, null);
i.resourceUpdated(null, null);
}
@Test
public void testValidate() throws Exception {
when(myInterceptor1.incomingRequestPreProcessed(any(HttpServletRequest.class), any(HttpServletResponse.class))).thenReturn(true);
when(myInterceptor1.incomingRequestPostProcessed(any(RequestDetails.class), any(HttpServletRequest.class), any(HttpServletResponse.class))).thenReturn(true);
when(myInterceptor1.outgoingResponse(any(RequestDetails.class), any(IResource.class))).thenReturn(true);
when(myInterceptor2.incomingRequestPreProcessed(any(HttpServletRequest.class), any(HttpServletResponse.class))).thenReturn(true);
when(myInterceptor2.incomingRequestPostProcessed(any(RequestDetails.class), any(HttpServletRequest.class), any(HttpServletResponse.class))).thenReturn(true);
when(myInterceptor2.outgoingResponse(any(RequestDetails.class), any(IResource.class))).thenReturn(true);
//@formatter:off
String input =
"{\n" +
" \"resourceType\":\"Observation\",\n" +
" \"id\":\"1855669\",\n" +
" \"meta\":{\n" +
" \"versionId\":\"1\",\n" +
" \"lastUpdated\":\"2016-02-18T07:41:35.953-05:00\"\n" +
" },\n" +
" \"status\":\"final\",\n" +
" \"subject\":{\n" +
" \"reference\":\"Patient/1\"\n" +
" },\n" +
" \"effectiveDateTime\":\"2016-02-18T07:45:36-05:00\",\n" +
" \"valueQuantity\":{\n" +
" \"value\":57,\n" +
" \"system\":\"http://unitsofmeasure.org\",\n" +
" \"code\":\"{Beats}/min\"\n" +
" }\n" +
"}";
//@formatter:on
HttpPost httpPost = new HttpPost("http://localhost:" + ourPort + "/Patient/$validate");
httpPost.setEntity(new StringEntity(input, ContentType.create(Constants.CT_FHIR_JSON, "UTF-8")));
HttpResponse status = ourClient.execute(httpPost);
IOUtils.closeQuietly(status.getEntity().getContent());
InOrder order = inOrder(myInterceptor1, myInterceptor2);
order.verify(myInterceptor1, times(1)).incomingRequestPreProcessed(any(HttpServletRequest.class), any(HttpServletResponse.class));
order.verify(myInterceptor2, times(1)).incomingRequestPreProcessed(any(HttpServletRequest.class), any(HttpServletResponse.class));
order.verify(myInterceptor1, times(1)).incomingRequestPostProcessed(any(RequestDetails.class), any(HttpServletRequest.class), any(HttpServletResponse.class));
order.verify(myInterceptor2, times(1)).incomingRequestPostProcessed(any(RequestDetails.class), any(HttpServletRequest.class), any(HttpServletResponse.class));
ArgumentCaptor<RestOperationTypeEnum> opTypeCapt = ArgumentCaptor.forClass(RestOperationTypeEnum.class);
ArgumentCaptor<ActionRequestDetails> arTypeCapt = ArgumentCaptor.forClass(ActionRequestDetails.class);
order.verify(myInterceptor1, times(1)).incomingRequestPreHandled(opTypeCapt.capture(), arTypeCapt.capture());
order.verify(myInterceptor2, times(1)).incomingRequestPreHandled(any(RestOperationTypeEnum.class), any(ActionRequestDetails.class));
order.verify(myInterceptor2, times(1)).outgoingResponse(any(RequestDetails.class), any(IResource.class));
order.verify(myInterceptor1, times(1)).outgoingResponse(any(RequestDetails.class), any(IResource.class));
// Avoid concurrency issues
Thread.sleep(500);
order.verify(myInterceptor2, times(1)).processingCompletedNormally(any(ServletRequestDetails.class));
order.verify(myInterceptor1, times(1)).processingCompletedNormally(any(ServletRequestDetails.class));
verifyNoMoreInteractions(myInterceptor1);
verifyNoMoreInteractions(myInterceptor2);
assertEquals(RestOperationTypeEnum.EXTENDED_OPERATION_TYPE, opTypeCapt.getValue());
assertNotNull(arTypeCapt.getValue().getResource());
}
@AfterClass
public static void afterClassClearContext() throws Exception {
ourServer.stop();
TestUtil.clearAllStaticFieldsForUnitTest();
}
@BeforeClass
public static void beforeClass() throws Exception {
ourPort = PortUtil.findFreePort();
ourServer = new Server(ourPort);
DummyPatientResourceProvider patientProvider = new DummyPatientResourceProvider();
ServletHandler proxyHandler = new ServletHandler();
ourServlet = new RestfulServer(ourCtx);
ourServlet.setResourceProviders(patientProvider);
ServletHolder servletHolder = new ServletHolder(ourServlet);
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();
}
public static class DummyPatientResourceProvider implements IResourceProvider {
@Override
public Class<Patient> getResourceType() {
return Patient.class;
}
@SuppressWarnings("unused")
@Validate()
public MethodOutcome validate(@ResourceParam Patient theResource) {
return new MethodOutcome();
}
}
}