/**
* Test concurrent reader and writer (GH-458).
*
* <p><b>Test case:</b>
*
* <ol>
* <li/>start a long running reader;
* <li/>try to start a writer: it should time out;
* <li/>stop the reader;
* <li/>start the writer again: it should succeed.
* </ol>
*
* @throws Exception error during request execution
*/
@Test
@Ignore("There is no way to stop a query on the server!")
public void testReaderWriter() throws Exception {
final String readerQuery = "?query=(1%20to%20100000000000000)%5b.=1%5d";
final String writerQuery = "/test.xml";
final byte[] content = Token.token("<a/>");
final Get readerAction = new Get(readerQuery);
final Put writerAction = new Put(writerQuery, content);
final ExecutorService exec = Executors.newFixedThreadPool(2);
// start reader
exec.submit(readerAction);
Performance.sleep(TIMEOUT); // delay in order to be sure that the reader has started
// start writer
Future<HTTPResponse> writer = exec.submit(writerAction);
try {
final HTTPResponse result = writer.get(TIMEOUT, TimeUnit.MILLISECONDS);
if (result.status.isSuccess()) fail("Database modified while a reader is running");
throw new Exception(result.toString());
} catch (final TimeoutException e) {
// writer is blocked by the reader: stop it
writerAction.stop = true;
}
// stop reader
readerAction.stop = true;
// start the writer again
writer = exec.submit(writerAction);
assertEquals(HTTPCode.CREATED, writer.get().status);
}
@Test
public void testResolveGETWithNoHeaders() throws IOException {
HTTPRequest request = new HTTPRequest(URI.create("http://dummy/uri/123"), HTTPMethod.GET);
final HttpMethod method = mock(GetMethod.class);
HTTPClientResponseResolver resolver =
createResponseResolver(method, Status.valueOf(200), new Header[0]);
HTTPResponse response = resolver.resolve(request);
assertNotNull("Response was null", response);
assertEquals(200, response.getStatus().getCode());
assertEquals(0, response.getHeaders().size());
}
@Test
public void testResolvePUTWithNoHeaders() throws IOException {
HTTPRequest request = new HTTPRequest(URI.create("http://dummy/uri/123"), HTTPMethod.PUT);
final Payload payload = mock(Payload.class);
request = request.payload(payload);
when(payload.getMimeType()).thenReturn(new MIMEType("text/plain"));
final HttpMethod method = mock(PostMethod.class);
HTTPClientResponseResolver resolver =
createResponseResolver(method, Status.valueOf(200), new Header[0]);
HTTPResponse response = resolver.resolve(request);
assertNotNull(response);
assertEquals(200, response.getStatus().getCode());
assertEquals(0, response.getHeaders().size());
}