Add subdirectory refs to installed_repository

src/poetry/repositories/installed_repository.py

@@ -124,6 +124,7 @@ class InstalledRepository(Repository):
         source_url = None
         source_reference = None
         source_resolved_reference = None
+        source_subdirectory = None
         if is_standard_package:
             if path.name.endswith(".dist-info"):
                 paths = cls.get_package_paths(
@@ -169,6 +170,7 @@ class InstalledRepository(Repository):
             source_url=source_url,
             source_reference=source_reference,
             source_resolved_reference=source_resolved_reference,
+            source_subdirectory=source_subdirectory,
         )
 
         package.description = distribution.metadata.get(  # type: ignore[attr-defined]
@@ -185,6 +187,7 @@ class InstalledRepository(Repository):
         source_url = None
         source_reference = None
         source_resolved_reference = None
+        source_subdirectory = None
         develop = False
 
         url_reference = json.loads(
@@ -213,6 +216,7 @@ class InstalledRepository(Repository):
             source_reference = url_reference["vcs_info"].get(
                 "requested_revision", source_resolved_reference
             )
+        source_subdirectory = url_reference.get("subdirectory")
 
         package = Package(
             distribution.metadata["name"],
@@ -221,6 +225,7 @@ class InstalledRepository(Repository):
             source_url=source_url,
             source_reference=source_reference,
             source_resolved_reference=source_resolved_reference,
+            source_subdirectory=source_subdirectory,
             develop=develop,
         )
 

tests/repositories/fixtures/installed/lib/python3.7/site-packages/git_pep_610_subdirectory-1.2.3.dist-info/METADATA

+Metadata-Version: 2.1
+Name: git-pep-610-subdirectory
+Version: 1.2.3
+Summary: Foo
+License: MIT
+Requires-Python: >=3.6

tests/repositories/fixtures/installed/lib/python3.7/site-packages/git_pep_610_subdirectory-1.2.3.dist-info/direct_url.json

+{
+  "url": "https://github.com/demo/git-pep-610-subdirectory.git",
+  "vcs_info": {
+    "vcs": "git",
+    "requested_revision": "my-branch",
+    "commit_id": "123456"
+  },
+  "subdirectory": "subdir"
+}

tests/repositories/test_installed_repository.py

@@ -39,6 +39,9 @@ INSTALLED_RESULTS = [
     metadata.PathDistribution(
         SITE_PURELIB / "git_pep_610_no_requested_version-1.2.3.dist-info"
     ),
+    metadata.PathDistribution(
+        SITE_PURELIB / "git_pep_610_subdirectory-1.2.3.dist-info"
+    ),
     metadata.PathDistribution(SITE_PURELIB / "url_pep_610-1.2.3.dist-info"),
     metadata.PathDistribution(SITE_PURELIB / "file_pep_610-1.2.3.dist-info"),
     metadata.PathDistribution(SITE_PURELIB / "directory_pep_610-1.2.3.dist-info"),
@@ -238,6 +241,20 @@ def test_load_pep_610_compliant_git_packages_no_requested_version(
     assert package.source_reference == package.source_resolved_reference
 
 
+def test_load_pep_610_compliant_git_packages_with_subdirectory(
+    repository: InstalledRepository,
+):
+    package = get_package_from_repository("git-pep-610-subdirectory", repository)
+    assert package is not None
+    assert package.name == "git-pep-610-subdirectory"
+    assert package.version.text == "1.2.3"
+    assert package.source_type == "git"
+    assert package.source_url == "https://github.com/demo/git-pep-610-subdirectory.git"
+    assert package.source_reference == "my-branch"
+    assert package.source_resolved_reference == "123456"
+    assert package.source_subdirectory == "subdir"
+
+
 def test_load_pep_610_compliant_url_packages(repository: InstalledRepository):
     package = get_package_from_repository("url-pep-610", repository)