/**
* This function deploys an instance of the flowClass. Recommended, make this function call from a
* {@link org.junit.BeforeClass} annotated method.
*
* @param flowClass Class of the {@link co.cask.tigon.api.flow.Flow} to be deployed
* @throws Exception
*/
public static void setupFlow(Class<? extends Flow> flowClass) throws Exception {
Map<String, String> runtimeArgs = Maps.newHashMap();
handler = new TestHandler();
service =
NettyHttpService.builder()
.addHttpHandlers(ImmutableList.of(handler))
.setPort(Networks.getRandomPort())
.build();
service.startAndWait();
InetSocketAddress address = service.getBindAddress();
serviceURL = "http://" + address.getHostName() + ":" + address.getPort() + "/queue";
runtimeArgs.put("baseURL", serviceURL);
runtimeArgs.put(Constants.HTTP_PORT, Integer.toString(httpPort));
flowManager = deployFlow(flowClass, runtimeArgs);
int maxWait = 100;
// Waiting for the Tigon SQL Flow initialization
while ((!flowManager.discover(Constants.HTTP_PORT).iterator().hasNext()) && (maxWait > 0)) {
TimeUnit.SECONDS.sleep(1);
maxWait = maxWait - 1;
}
if (maxWait <= 0) {
throw new TimeoutException("Timeout Error, Tigon SQL flow took too long to initiate");
}
}
@AfterClass
public static void afterClass() {
flowManager.stop();
service.stopAndWait();
}