UnderlyingHttpClientAccessTest.java

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package org.glassfish.jersey.grizzly.connector;

import javax.ws.rs.client.Client;
import javax.ws.rs.client.ClientBuilder;
import javax.ws.rs.client.WebTarget;

import org.glassfish.jersey.client.ClientConfig;

import org.junit.Test;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertSame;

import com.ning.http.client.AsyncHttpClient;

/**
 * Test of access to the underlying HTTP client instance used by the connector.
 *
 * @author Marek Potociar (marek.potociar at oracle.com)
 */
public class UnderlyingHttpClientAccessTest {

    /**
     * Verifier of JERSEY-2424 fix.
     */
    @Test
    public void testHttpClientInstanceAccess() {
        final Client client = ClientBuilder.newClient(new ClientConfig().connectorProvider(new GrizzlyConnectorProvider()));
        final AsyncHttpClient hcOnClient = GrizzlyConnectorProvider.getHttpClient(client);
        // important: the web target instance in this test must be only created AFTER the client has been pre-initialized
        // (see org.glassfish.jersey.client.Initializable.preInitialize method). This is here achieved by calling the
        // connector provider's static getHttpClient method above.
        final WebTarget target = client.target("http://localhost/");
        final AsyncHttpClient hcOnTarget = GrizzlyConnectorProvider.getHttpClient(target);

        assertNotNull("HTTP client instance set on JerseyClient should not be null.", hcOnClient);
        assertNotNull("HTTP client instance set on JerseyWebTarget should not be null.", hcOnTarget);
        assertSame("HTTP client instance set on JerseyClient should be the same instance as the one set on JerseyWebTarget"
                        + "(provided the target instance has not been further configured).",
                hcOnClient, hcOnTarget
        );
    }
}