add CDN caching to HTML partials for releases & platforms

Author: syphar

src/web/crate_details.rs

@@ -443,6 +443,7 @@ struct ReleaseList {
 
 impl_axum_webpage! {
     ReleaseList = "rustdoc/releases.html",
+    cache_policy = |_| CachePolicy::ForeverInCdn,
     cpu_intensive_rendering = true,
 }
 
@@ -499,6 +500,7 @@ struct PlatformList {
 
 impl_axum_webpage! {
     PlatformList = "rustdoc/platforms.html",
+    cache_policy = |_| CachePolicy::ForeverInCdn,
     cpu_intensive_rendering = true,
 }
 
@@ -1337,6 +1339,7 @@ mod tests {
                 .send()
                 .unwrap();
             assert!(response.status().is_success());
+            assert_cache_control(&response, CachePolicy::ForeverInCdn, &env.config());
             let list2 = check_links(response.text().unwrap(), true, should_contain_redirect);
             assert_eq!(list1, list2);
         }

src/web/rustdoc.rs

@@ -2236,12 +2236,13 @@ mod test {
                 .create()?;
 
             // test rustdoc pages stay on the documentation
-            let page = kuchikiki::parse_html().one(
-                env.frontend()
-                    .get("/crate/hexponent/0.3.1/menus/releases")
-                    .send()?
-                    .text()?,
-            );
+            let releases_response = env
+                .frontend()
+                .get("/crate/hexponent/0.3.1/menus/releases")
+                .send()?;
+            assert!(releases_response.status().is_success());
+            assert_cache_control(&releases_response, CachePolicy::ForeverInCdn, &env.config());
+            let page = kuchikiki::parse_html().one(releases_response.text()?);
             let selector =
                 r#"ul > li a[href="/crate/hexponent/0.3.1/target-redirect/hexponent/index.html"]"#
                     .to_string();