test that normal redirects stil work

Author: jyn514

src/test/fakes.rs

@@ -67,6 +67,7 @@ impl<'a> FakeRelease<'a> {
     pub(crate) fn name(mut self, new: &str) -> Self {
         self.package.name = new.into();
         self.package.id = format!("{}-id", new);
+        self.package.targets[0].name = new.into();
         self
     }
 

src/web/rustdoc.rs

@@ -487,7 +487,8 @@ mod test {
             let base = "/dummy/0.3.0/dummy/";
             assert_success(base, web)?;
             assert_redirect("/dummy/0.3.0/x86_64-unknown-linux-gnu/dummy/", base, web)?;
-            assert_redirect("/dummy/0.3.0/x86_64-unknown-linux-gnu/all.html", "/dummy/0.3.0/all.html", web)
+            assert_redirect("/dummy/0.3.0/x86_64-unknown-linux-gnu/all.html", "/dummy/0.3.0/all.html", web)?;
+            assert_redirect("/dummy/0.3.0/", base, web)
         });
     }
 }