Respect local freshness when auditing installed environment

crates/uv-installer/src/plan.rs

@@ -175,9 +175,12 @@ impl<'a> Planner<'a> {
                     [distribution] => {
                         // Filter out already-installed packages.
                         match requirement.version_or_url.as_ref() {
+                            // Accept any version of the package.
+                            None => continue,
+
                             // If the requirement comes from a registry, check by name.
-                            None | Some(VersionOrUrl::VersionSpecifier(_)) => {
-                                if requirement.is_satisfied_by(distribution.version()) {
+                            Some(VersionOrUrl::VersionSpecifier(version_specifier)) => {
+                                if version_specifier.contains(distribution.version()) {
                                     debug!("Requirement already satisfied: {distribution}");
                                     continue;
                                 }
@@ -196,6 +199,7 @@ impl<'a> Planner<'a> {
                                                 debug!("Requirement already satisfied (and up-to-date): {installed}");
                                                 continue;
                                             }
+                                            debug!("Requirement already satisfied (but not up-to-date): {installed}");
                                         } else {
                                             // Otherwise, assume the requirement is up-to-date.
                                             debug!("Requirement already satisfied (assumed up-to-date): {installed}");

crates/uv-installer/src/site_packages.rs

@@ -323,7 +323,30 @@ impl<'a> SitePackages<'a> {
                 [distribution] => {
                     // Validate that the installed version matches the requirement.
                     match &requirement.version_or_url {
-                        None | Some(pep508_rs::VersionOrUrl::Url(_)) => {}
+                        // Accept any installed version.
+                        None => {}
+
+                        // If the requirement comes from a URL, verify by URL.
+                        Some(pep508_rs::VersionOrUrl::Url(url)) => {
+                            let InstalledDist::Url(installed) = &distribution else {
+                                return Ok(false);
+                            };
+
+                            if &installed.url != url.raw() {
+                                return Ok(false);
+                            }
+
+                            // If the requirement came from a local path, check freshness.
+                            if let Ok(archive) = url.to_file_path() {
+                                if !ArchiveTimestamp::up_to_date_with(
+                                    &archive,
+                                    ArchiveTarget::Install(distribution),
+                                )? {
+                                    return Ok(false);
+                                }
+                            }
+                        }
+
                         Some(pep508_rs::VersionOrUrl::VersionSpecifier(version_specifier)) => {
                             // The installed version doesn't satisfy the requirement.
                             if !version_specifier.contains(distribution.version()) {
@@ -343,9 +366,32 @@ impl<'a> SitePackages<'a> {
                         }
 
                         match &constraint.version_or_url {
-                            None | Some(pep508_rs::VersionOrUrl::Url(_)) => {}
+                            // Accept any installed version.
+                            None => {}
+
+                            // If the requirement comes from a URL, verify by URL.
+                            Some(pep508_rs::VersionOrUrl::Url(url)) => {
+                                let InstalledDist::Url(installed) = &distribution else {
+                                    return Ok(false);
+                                };
+
+                                if &installed.url != url.raw() {
+                                    return Ok(false);
+                                }
+
+                                // If the requirement came from a local path, check freshness.
+                                if let Ok(archive) = url.to_file_path() {
+                                    if !ArchiveTimestamp::up_to_date_with(
+                                        &archive,
+                                        ArchiveTarget::Install(distribution),
+                                    )? {
+                                        return Ok(false);
+                                    }
+                                }
+                            }
+
                             Some(pep508_rs::VersionOrUrl::VersionSpecifier(version_specifier)) => {
-                                // The installed version doesn't satisfy the constraint.
+                                // The installed version doesn't satisfy the requirement.
                                 if !version_specifier.contains(distribution.version()) {
                                     return Ok(false);
                                 }

crates/uv/tests/pip_install.rs

@@ -1920,7 +1920,7 @@ fn install_symlink() {
 }
 
 #[test]
-fn invalidate_on_change() -> Result<()> {
+fn invalidate_editable_on_change() -> Result<()> {
     let context = TestContext::new("3.12");
 
     // Create an editable package.
@@ -2010,7 +2010,7 @@ requires-python = ">=3.8"
 }
 
 #[test]
-fn invalidate_dynamic() -> Result<()> {
+fn invalidate_editable_dynamic() -> Result<()> {
     let context = TestContext::new("3.12");
 
     // Create an editable package with dynamic metadata
@@ -2098,3 +2098,91 @@ dependencies = {file = ["requirements.txt"]}
 
     Ok(())
 }
+
+#[test]
+fn invalidate_path_on_change() -> Result<()> {
+    let context = TestContext::new("3.12");
+
+    // Create a local package.
+    let editable_dir = assert_fs::TempDir::new()?;
+    let pyproject_toml = editable_dir.child("pyproject.toml");
+    pyproject_toml.write_str(
+        r#"[project]
+name = "example"
+version = "0.0.0"
+dependencies = [
+  "anyio==4.0.0"
+]
+requires-python = ">=3.8"
+"#,
+    )?;
+
+    let filters = [(r"\(from file://.*\)", "(from [WORKSPACE_DIR])")]
+        .into_iter()
+        .chain(INSTA_FILTERS.to_vec())
+        .collect::<Vec<_>>();
+
+    uv_snapshot!(filters, command(&context)
+        .arg("example @ .")
+        .current_dir(editable_dir.path()), @r###"
+    success: true
+    exit_code: 0
+    ----- stdout -----
+
+    ----- stderr -----
+    Resolved 4 packages in [TIME]
+    Downloaded 4 packages in [TIME]
+    Installed 4 packages in [TIME]
+     + anyio==4.0.0
+     + example==0.0.0 (from [WORKSPACE_DIR])
+     + idna==3.4
+     + sniffio==1.3.0
+    "###
+    );
+
+    // Re-installing should be a no-op.
+    uv_snapshot!(filters, command(&context)
+        .arg("example @ .")
+        .current_dir(editable_dir.path()), @r###"
+    success: true
+    exit_code: 0
+    ----- stdout -----
+
+    ----- stderr -----
+    Audited 1 package in [TIME]
+    "###
+    );
+
+    // Modify the editable package.
+    pyproject_toml.write_str(
+        r#"[project]
+name = "example"
+version = "0.0.0"
+dependencies = [
+  "anyio==3.7.1"
+]
+requires-python = ">=3.8"
+"#,
+    )?;
+
+    // Re-installing should update the package.
+    uv_snapshot!(filters, command(&context)
+        .arg("example @ .")
+        .current_dir(editable_dir.path()), @r###"
+    success: true
+    exit_code: 0
+    ----- stdout -----
+
+    ----- stderr -----
+    Resolved 4 packages in [TIME]
+    Downloaded 2 packages in [TIME]
+    Installed 2 packages in [TIME]
+     - anyio==4.0.0
+     + anyio==3.7.1
+     - example==0.0.0 (from [WORKSPACE_DIR])
+     + example==0.0.0 (from [WORKSPACE_DIR])
+    "###
+    );
+
+    Ok(())
+}