Fix optional dependency check when crate is renamed

crate_universe/src/metadata/dependency.rs

@@ -147,9 +147,9 @@ fn is_optional_crate_enabled(
         .filter(|&d| d.kind == kind)
         .filter(|&d| d.target.as_ref() == target)
         .filter(|&d| d.optional)
-        .find(|&d| sanitize_module_name(&d.name) == dep.name)
+        .find(|&d| sanitize_module_name(d.rename.as_ref().unwrap_or(&d.name)) == dep.name)
     {
-        enabled_deps.any(|d| d == toml_dep.name.as_str())
+        enabled_deps.any(|d| d == toml_dep.rename.as_ref().unwrap_or(&toml_dep.name))
     } else {
         true
     }
@@ -647,6 +647,19 @@ mod test {
             .any(|dep| { dep.target_name == "is-terminal" || dep.target_name == "termcolor" }));
     }
 
+    #[test]
+    fn renamed_optional_deps_disabled() {
+        let metadata = metadata::renamed_optional_deps_disabled();
+
+        let serde_with = find_metadata_node("serde_with", &metadata);
+        let serde_with_depset = DependencySet::new_for_node(serde_with, &metadata);
+        assert!(!serde_with_depset
+            .normal_deps
+            .get_iter(None)
+            .expect("Iterating over known keys should never panic")
+            .any(|dep| { dep.target_name == "indexmap" }));
+    }
+
     #[test]
     fn optional_deps_enabled() {
         let metadata = metadata::optional_deps_enabled();
@@ -709,4 +722,21 @@ mod test {
             .expect("Iterating over known keys should never panic")
             .any(|dep| dep.target_name == "serde"));
     }
+
+    #[test]
+    fn renamed_optional_deps_enabled() {
+        let metadata = metadata::renamed_optional_deps_enabled();
+
+        let p256 = find_metadata_node("p256", &metadata);
+        let p256_depset = DependencySet::new_for_node(p256, &metadata);
+        assert_eq!(
+            p256_depset
+                .normal_deps
+                .get_iter(None)
+                .expect("Iterating over known keys should never panic")
+                .filter(|dep| { dep.target_name == "ecdsa" })
+                .count(),
+            1
+        );
+    }
 }

crate_universe/src/test.rs

@@ -99,6 +99,14 @@ pub mod metadata {
         .unwrap()
     }
 
+    pub fn renamed_optional_deps_disabled() -> cargo_metadata::Metadata {
+        serde_json::from_str(include_str!(concat!(
+            env!("CARGO_MANIFEST_DIR"),
+            "/test_data/metadata/crate_renamed_optional_deps_disabled/metadata.json"
+        )))
+        .unwrap()
+    }
+
     pub fn optional_deps_disabled_build_dep_enabled() -> cargo_metadata::Metadata {
         serde_json::from_str(include_str!(concat!(
             env!("CARGO_MANIFEST_DIR"),
@@ -115,6 +123,14 @@ pub mod metadata {
         .unwrap()
     }
 
+    pub fn renamed_optional_deps_enabled() -> cargo_metadata::Metadata {
+        serde_json::from_str(include_str!(concat!(
+            env!("CARGO_MANIFEST_DIR"),
+            "/test_data/metadata/crate_renamed_optional_deps_enabled/metadata.json"
+        )))
+        .unwrap()
+    }
+
     pub fn common() -> cargo_metadata::Metadata {
         serde_json::from_str(include_str!(concat!(
             env!("CARGO_MANIFEST_DIR"),