test_upload_download_roundtrip() — langchain Function Reference

Source Code

libs/standard-tests/langchain_tests/integration_tests/sandboxes.py lines 198–214

    def test_upload_download_roundtrip(
        self, sandbox_backend: SandboxBackendProtocol
    ) -> None:
        """Upload then download and verify bytes survive a roundtrip."""
        if not self.has_sync:
            pytest.skip("Sync tests not supported.")

        test_path = "/tmp/test_roundtrip.txt"
        test_content = b"Roundtrip test: special chars \n\t\r\x00"

        upload_responses = sandbox_backend.upload_files([(test_path, test_content)])
        assert upload_responses == [FileUploadResponse(path=test_path, error=None)]

        download_responses = sandbox_backend.download_files([test_path])
        assert download_responses == [
            FileDownloadResponse(path=test_path, content=test_content, error=None)
        ]