refactor!(pytest plugin[svn]) Cache svn_repo

Author: tony

src/libvcs/pytest_plugin.py

@@ -673,6 +673,17 @@ def hg_repo(projects_path: pathlib.Path, hg_remote_repo: pathlib.Path) -> HgSync
 @pytest.fixture
 def svn_repo(projects_path: pathlib.Path, svn_remote_repo: pathlib.Path) -> SvnSync:
     """Pre-made svn clone of remote repo checked out to user's projects dir."""
+    remote_repo_name = unique_repo_name(remote_repos_path=projects_path)
+    new_checkout_path = projects_path / remote_repo_name
+    master_copy = projects_path / "svn_repo"
+
+    if master_copy.exists():
+        shutil.copytree(master_copy, new_checkout_path)
+        return SvnSync(
+            url=f"file://{svn_remote_repo}",
+            path=str(new_checkout_path),
+        )
+
     svn_repo = SvnSync(
         url=f"file://{svn_remote_repo}",
         path=str(projects_path / "svn_repo"),