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use std::borrow::Cow;
use std::io::{Cursor, Read};
use std::net::{Ipv4Addr, SocketAddr, SocketAddrV4};
use conduit::{
header::{HeaderValue, IntoHeaderName},
Body, Extensions, HeaderMap, Host, Method, Response, Scheme, StartInstant, Version,
};
pub trait ResponseExt {
fn into_cow(self) -> Cow<'static, [u8]>;
}
impl ResponseExt for Response<Body> {
fn into_cow(self) -> Cow<'static, [u8]> {
use conduit::Body::*;
match self.into_body() {
Static(slice) => slice.into(),
Owned(vec) => vec.into(),
File(mut file) => {
let mut vec = Vec::new();
std::io::copy(&mut file, &mut vec).unwrap();
vec.into()
}
}
}
}
pub struct MockRequest {
path: String,
method: Method,
query_string: Option<String>,
body: Option<Vec<u8>>,
headers: HeaderMap,
extensions: Extensions,
reader: Option<Cursor<Vec<u8>>>,
}
impl MockRequest {
pub fn new(method: Method, path: &str) -> MockRequest {
let headers = HeaderMap::new();
let mut extensions = Extensions::new();
extensions.insert(StartInstant::now());
MockRequest {
path: path.to_string(),
extensions,
query_string: None,
body: None,
headers,
method,
reader: None,
}
}
pub fn with_method(&mut self, method: Method) -> &mut MockRequest {
self.method = method;
self
}
pub fn with_path(&mut self, path: &str) -> &mut MockRequest {
self.path = path.to_string();
self
}
pub fn with_query(&mut self, string: &str) -> &mut MockRequest {
self.query_string = Some(string.to_string());
self
}
pub fn with_body(&mut self, bytes: &[u8]) -> &mut MockRequest {
self.body = Some(bytes.to_vec());
self.reader = None;
self
}
pub fn header<K>(&mut self, name: K, value: &str) -> &mut MockRequest
where
K: IntoHeaderName,
{
self.headers
.insert(name, HeaderValue::from_str(value).unwrap());
self
}
}
impl conduit::RequestExt for MockRequest {
fn http_version(&self) -> Version {
Version::HTTP_11
}
fn method(&self) -> &Method {
&self.method
}
fn scheme(&self) -> Scheme {
Scheme::Http
}
fn host(&self) -> Host<'_> {
Host::Name("example.com")
}
fn virtual_root(&self) -> Option<&str> {
None
}
fn path(&self) -> &str {
&self.path
}
fn path_mut(&mut self) -> &mut String {
&mut self.path
}
fn query_string(&self) -> Option<&str> {
self.query_string.as_ref().map(|s| &s[..])
}
fn remote_addr(&self) -> SocketAddr {
SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::new(127, 0, 0, 1), 80))
}
fn content_length(&self) -> Option<u64> {
self.body.as_ref().map(|b| b.len() as u64)
}
fn headers(&self) -> &HeaderMap {
&self.headers
}
fn body(&mut self) -> &mut dyn Read {
if self.reader.is_none() {
let body = self.body.clone().unwrap_or_default();
self.reader = Some(Cursor::new(body));
}
self.reader.as_mut().unwrap()
}
fn extensions(&self) -> &Extensions {
&self.extensions
}
fn mut_extensions(&mut self) -> &mut Extensions {
&mut self.extensions
}
}
#[cfg(test)]
mod tests {
use super::MockRequest;
use std::net::{Ipv4Addr, SocketAddr, SocketAddrV4};
use conduit::{header, Host, Method, RequestExt, Scheme, Version};
#[test]
fn simple_request_test() {
let mut req = MockRequest::new(Method::GET, "/");
assert_eq!(req.http_version(), Version::HTTP_11);
assert_eq!(req.method(), Method::GET);
assert_eq!(req.scheme(), Scheme::Http);
assert_eq!(req.host(), Host::Name("example.com"));
assert_eq!(req.virtual_root(), None);
assert_eq!(req.path(), "/");
assert_eq!(req.query_string(), None);
assert_eq!(
req.remote_addr(),
SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::new(127, 0, 0, 1), 80))
);
assert_eq!(req.content_length(), None);
assert_eq!(req.headers().len(), 0);
let mut s = String::new();
req.body().read_to_string(&mut s).expect("No body");
assert_eq!(s, "".to_string());
}
#[test]
fn request_body_test() {
let mut req = MockRequest::new(Method::POST, "/articles");
req.with_body(b"Hello world");
assert_eq!(req.method(), Method::POST);
assert_eq!(req.path(), "/articles");
let mut s = String::new();
req.body().read_to_string(&mut s).expect("No body");
assert_eq!(s, "Hello world".to_string());
assert_eq!(req.content_length(), Some(11));
}
#[test]
fn request_query_test() {
let mut req = MockRequest::new(Method::POST, "/articles");
req.with_query("foo=bar");
assert_eq!(req.query_string().expect("No query string"), "foo=bar");
}
#[test]
fn request_headers() {
let mut req = MockRequest::new(Method::POST, "/articles");
req.header(header::USER_AGENT, "lulz");
req.header(header::DNT, "1");
assert_eq!(req.headers().len(), 2);
assert_eq!(req.headers().get(header::USER_AGENT).unwrap(), "lulz");
assert_eq!(req.headers().get(header::DNT).unwrap(), "1");
}
}