junit-servers-core/src/main/java/com/github/mjeanroy/junit/servers/client/impl/ning/NingAsyncHttpClient.java
public static NingAsyncHttpClient defaultAsyncHttpClient(EmbeddedServer<?> server) {
		HttpClientConfiguration configuration = HttpClientConfiguration.defaultConfiguration();
		AsyncHttpClientConfig config = new AsyncHttpClientConfig.Builder()
			.setFollowRedirect(configuration.isFollowRedirect())
			.build();

		return new NingAsyncHttpClient(configuration, server, new com.ning.http.client.AsyncHttpClient(config));
	}
public static NingAsyncHttpClient defaultAsyncHttpClient(EmbeddedServer<?> server) {
		HttpClientConfiguration configuration = HttpClientConfiguration.defaultConfiguration();
		AsyncHttpClientConfig config = new AsyncHttpClientConfig.Builder()
			.setFollowRedirect(configuration.isFollowRedirect())
			.build();

		return new NingAsyncHttpClient(configuration, server, new com.ning.http.client.AsyncHttpClient(config));
	}
Create new http client using internal
http client from async-http-client library.
An instance of {com.ning.http.client.NingAsyncHttpClient} will be automatically
created.

@param server Embedded server.
@return Http client.
@throws NullPointerException If {@code server} is {@code null}.