Rewrite and remove most unit tests for the legacy fetch stack.

components/net/lib.rs

@@ -76,6 +76,5 @@ pub mod fetch {
 /// A module for re-exports of items used in unit tests.
 pub mod test {
     pub use chrome_loader::resolve_chrome_url;
-    pub use http_loader::{HttpRequest, HttpRequestFactory, HttpResponse, HttpState};
-    pub use http_loader::{LoadError, LoadErrorType, UIProvider, load};
+    pub use http_loader::HttpState;
 }

tests/unit/net/fetch.rs

@@ -162,6 +162,26 @@ fn test_fetch_file() {
     }
 }
 
+#[test]
+fn test_fetch_ftp() {
+    let url = ServoUrl::parse("ftp://not-supported").unwrap();
+    let origin = Origin::Origin(url.origin());
+    let request = Request::new(url, Some(origin), false, None);
+    *request.referrer.borrow_mut() = Referrer::NoReferrer;
+    let fetch_response = fetch_sync(request, None);
+    assert!(fetch_response.is_network_error());
+}
+
+#[test]
+fn test_fetch_bogus_scheme() {
+    let url = ServoUrl::parse("bogus://whatever").unwrap();
+    let origin = Origin::Origin(url.origin());
+    let request = Request::new(url, Some(origin), false, None);
+    *request.referrer.borrow_mut() = Referrer::NoReferrer;
+    let fetch_response = fetch_sync(request, None);
+    assert!(fetch_response.is_network_error());
+}
+
 #[test]
 fn test_cors_preflight_fetch() {
     static ACK: &'static [u8] = b"ACK";