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use std::net::{IpAddr, Ipv4Addr};
use reqwest::Url;
use wiremock::{Mock, MockServer, ResponseTemplate};
use wiremock::matchers::{method, path};
use crate::{IpService, IpServiceConfiguration};
async fn setup_ipv4_service(service_path: &str, response: &str) -> MockServer {
let ip_service = MockServer::start().await;
Mock::given(method("GET"))
.and(path(service_path))
.respond_with(ResponseTemplate::new(200)
.insert_header("Content-Type", "text/plain; charset=utf-8")
.set_body_string(response))
.mount(&ip_service)
.await;
ip_service
}
#[tokio::test]
async fn successful_ipv4_address_resolution() {
let service_path = "get-my-ip-address";
let service_response = "17.5.7.8";
let ip_service = setup_ipv4_service(service_path, service_response).await;
let service_config = TestIpServiceConfiguration::new(&ip_service, service_path);
let actual = IpService::resolve(&service_config).await.unwrap();
assert_eq!(actual, IpAddr::V4(Ipv4Addr::new(17, 5, 7, 8)))
}
struct TestIpServiceConfiguration {
service_url: Url,
}
impl TestIpServiceConfiguration {
fn new(server: &MockServer, path: &str) -> Self {
Self {
service_url: Url::parse(format!("{}/{}", server.uri(), path).as_str()).unwrap()
}
}
}
impl IpServiceConfiguration for TestIpServiceConfiguration {
fn get_service_url(&self) -> Url {
self.service_url.clone()
}
}
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