wip: trying to debug source path issue

src/install_pypi/plan/test/harness.rs

@@ -10,7 +10,7 @@ use tempfile::TempDir;
 use typed_path::Utf8TypedPathBuf;
 use url::Url;
 use uv_distribution_filename::WheelFilename;
-use uv_distribution_types::{InstalledDirectUrlDist, InstalledDist, InstalledRegistryDist};
+use uv_distribution_types::{InstalledDirectUrlDist, InstalledDist, InstalledRegistryDist, Name};
 use uv_pypi_types::DirectUrl::VcsUrl;
 use uv_pypi_types::{ArchiveInfo, DirectUrl, VcsInfo, VcsKind};
 
@@ -195,6 +195,13 @@ impl MockedSitePackages {
         self.fake_site_packages.path()
     }
 
+    pub fn get_installed_dist<S: AsRef<str>>(&self, name: S) -> Option<InstalledDist> {
+        self.installed_dist
+            .iter()
+            .find(|d| d.name().as_str() == name.as_ref())
+            .cloned()
+    }
+
     /// Create INSTALLER and METADATA files for the installed dist
     /// these are checked for the installer and requires python
     fn create_file_backing(
@@ -436,6 +443,11 @@ impl RequiredPackages {
         Self::default()
     }
 
+    pub fn get_required_dist<S: AsRef<str>>(&self, name: S) -> Option<&PypiPackageData> {
+        self.required
+            .get(&uv_normalize::PackageName::new(name.as_ref().to_owned()).unwrap())
+    }
+
     /// Add a registry package to the required packages
     pub fn add_registry<S: AsRef<str>>(mut self, name: S, version: S) -> Self {
         let package_name =

src/install_pypi/plan/test/mod.rs

@@ -1,5 +1,6 @@
 use self::harness::{InstalledDistOptions, MockedSitePackages, NoCache, RequiredPackages};
 use crate::install_pypi::plan::test::harness::{AllCached, TEST_PYTHON_VERSION};
+use crate::install_pypi::utils::check_url_freshness;
 use crate::install_pypi::NeedReinstall;
 use assert_matches::assert_matches;
 use url::Url;
@@ -356,11 +357,21 @@ fn test_local_source_older_than_local_metadata() {
         .base_dir()
         .join(format!("{}-{}.dist-info", "aiofiles", "0.6.0"))
         .join("METADATA");
-    // Sanity check that these timestamps are different
+    // Sanity checks that these timestamps are different
     assert_ne!(
         pyproject.metadata().unwrap().modified().unwrap(),
         dist_info.metadata().unwrap().modified().unwrap()
     );
+    let installed_dist = site_packages.get_installed_dist("aiofiles").unwrap();
+    let required_dist = required.get_required_dist("aiofiles").unwrap();
+    let location = required_dist
+        .location
+        .as_path()
+        .map(|p| p.to_string())
+        .map(Url::from_directory_path)
+        .unwrap()
+        .unwrap();
+    assert!(check_url_freshness(&location, &installed_dist).unwrap());
 
     // Install plan should not reinstall anything
     let plan = harness::install_planner();