Update tests.

Author: sunfishcode

tests/mime.rs

@@ -6,7 +6,7 @@ mod tests {
 
     #[async_std::test]
     async fn guess_plain_text_mime() -> io::Result<()> {
-        let body = Body::from_file("tests/fixtures/index.html").await?;
+        let body = Body::from_path("tests/fixtures/index.html").await?;
         let mut res = Response::new(200);
         res.set_body(body);
         assert_eq!(res.content_type(), Some(mime::HTML));
@@ -15,7 +15,7 @@ mod tests {
 
     #[async_std::test]
     async fn guess_binary_mime() -> http_types::Result<()> {
-        let body = Body::from_file("tests/fixtures/nori.png").await?;
+        let body = Body::from_path("tests/fixtures/nori.png").await?;
         let mut res = Response::new(200);
         res.set_body(body);
         assert_eq!(res.content_type(), Some(mime::PNG));
@@ -29,7 +29,7 @@ mod tests {
 
     #[async_std::test]
     async fn guess_mime_fallback() -> io::Result<()> {
-        let body = Body::from_file("tests/fixtures/unknown.custom").await?;
+        let body = Body::from_path("tests/fixtures/unknown.custom").await?;
         let mut res = Response::new(200);
         res.set_body(body);
         assert_eq!(res.content_type(), Some(mime::BYTE_STREAM));
@@ -38,7 +38,7 @@ mod tests {
 
     #[async_std::test]
     async fn parse_empty_files() -> http_types::Result<()> {
-        let body = Body::from_file("tests/fixtures/empty.custom").await?;
+        let body = Body::from_path("tests/fixtures/empty.custom").await?;
         let mut res = Response::new(200);
         res.set_body(body);
         assert_eq!(res.content_type(), Some(mime::BYTE_STREAM));