Unify workspace creation and add minimal-mode contract tests

backend/tests/test_user_workspace_manager.py

@@ -0,0 +1,53 @@
+from pathlib import Path
+
+from services.user_workspace_manager import UserWorkspaceManager
+
+
+def _configure_temp_workspace(monkeypatch, tmp_path):
+    workspace_root = tmp_path / "workspace"
+    monkeypatch.setattr("services.database.WORKSPACE_DIR", str(workspace_root))
+    monkeypatch.setattr("services.workspace_dirs.WORKSPACE_DIR", str(workspace_root))
+    monkeypatch.setattr("services.user_workspace_manager.WORKSPACE_DIR", str(workspace_root))
+    monkeypatch.setattr("services.user_workspace_manager.init_user_database", lambda user_id: None)
+    return workspace_root
+
+
+def _assert_required_contract(user_dir: Path):
+    assert user_dir.exists()
+    assert (user_dir / "db").exists()
+    assert (user_dir / "assets").exists()
+    assert (user_dir / "media").exists()
+    assert (user_dir / "content").exists()
+    assert (user_dir / "config" / "user_config.json").exists()
+
+
+def test_create_user_workspace_development_contract(monkeypatch, tmp_path):
+    workspace_root = _configure_temp_workspace(monkeypatch, tmp_path)
+    monkeypatch.delenv("RENDER", raising=False)
+    monkeypatch.delenv("RAILWAY", raising=False)
+    monkeypatch.delenv("HEROKU", raising=False)
+    monkeypatch.delenv("ALWRITY_FILESYSTEM_MINIMAL_MODE", raising=False)
+
+    manager = UserWorkspaceManager(db_session=None)
+    result = manager.create_user_workspace("dev-user")
+
+    expected = workspace_root / "workspace_dev-user"
+    _assert_required_contract(expected)
+    assert result["workspace_path"] == str(expected)
+    assert result["mode"] == "development"
+    assert {"db", "assets", "media", "content", "config/user_config.json"}.issubset(set(result["dirs_created"]))
+
+
+def test_create_user_workspace_production_filesystem_minimal_contract(monkeypatch, tmp_path):
+    workspace_root = _configure_temp_workspace(monkeypatch, tmp_path)
+    monkeypatch.setenv("RENDER", "1")
+    monkeypatch.setenv("ALWRITY_FILESYSTEM_MINIMAL_MODE", "1")
+
+    manager = UserWorkspaceManager(db_session=None)
+    result = manager.create_user_workspace("prod-user")
+
+    expected = workspace_root / "workspace_prod-user"
+    _assert_required_contract(expected)
+    assert result["workspace_path"] == str(expected)
+    assert result["mode"] == "filesystem_minimal"
+    assert {"db", "assets", "media", "content", "config/user_config.json"}.issubset(set(result["dirs_created"]))