Use pathlib in `sphinx.project`

tests/test_builders/test_build_linkcheck.py

@@ -10,6 +10,7 @@ import time
 import wsgiref.handlers
 from base64 import b64encode
 from http.server import BaseHTTPRequestHandler
+from pathlib import Path
 from queue import Queue
 from typing import TYPE_CHECKING
 from unittest import mock
@@ -1061,7 +1062,7 @@ def test_connection_contention(get_adapter, app, capsys):
         wqueue: Queue[CheckRequest] = Queue()
         rqueue: Queue[CheckResult] = Queue()
         for _ in range(link_count):
-            wqueue.put(CheckRequest(0, Hyperlink(f"http://{address}", "test", "test.rst", 1)))
+            wqueue.put(CheckRequest(0, Hyperlink(f"http://{address}", "test", Path("test.rst"), 1)))
 
         begin = time.time()
         checked: list[CheckResult] = []

tests/test_directives/test_directive_object_description.py

@@ -14,7 +14,7 @@ def _doctree_for_test(builder, docname: str) -> nodes.document:
     builder.env.prepare_settings(docname)
     publisher = create_publisher(builder.app, 'restructuredtext')
     with sphinx_domains(builder.env):
-        publisher.set_source(source_path=builder.env.doc2path(docname))
+        publisher.set_source(source_path=str(builder.env.doc2path(docname)))
         publisher.publish()
         return publisher.document
 

tests/test_project.py

@@ -1,4 +1,5 @@
 """Tests project module."""
+from pathlib import Path
 
 import pytest
 
@@ -64,15 +65,15 @@ def test_project_doc2path(app):
     project.discover()
 
     # absolute path
-    assert project.doc2path('index', absolute=True) == str(app.srcdir / 'index.rst')
+    assert project.doc2path('index', absolute=True) == app.srcdir / 'index.rst'
 
     # relative path
-    assert project.doc2path('index', absolute=False) == 'index.rst'
+    assert project.doc2path('index', absolute=False) == Path('index.rst')
 
     # first source_suffix is used for missing file
-    assert project.doc2path('foo', absolute=False) == 'foo.rst'
+    assert project.doc2path('foo', absolute=False) == Path('foo.rst')
 
     # matched source_suffix is used if exists
     (app.srcdir / 'bar.txt').touch()
     project.discover()
-    assert project.doc2path('bar', absolute=False) == 'bar.txt'
+    assert project.doc2path('bar', absolute=False) == Path('bar.txt')