@Test
public void testDocumentationLink() throws Exception {

  @Api(name = "myapi", documentationLink = "http://go/documentation")
  class ApiWithDocs {
  }
  String apiConfigSource = g.generateConfig(ApiWithDocs.class).get("myapi-v1.api");
  ObjectNode root = objectMapper.readValue(apiConfigSource, ObjectNode.class);
  assertEquals("myapi", root.path("name").asText());
  assertEquals("http://go/documentation", root.path("documentation").asText());
}