# SPDX-License-Identifier: GPL-2.0"""Test transitional symbol migration functionality for all Kconfig types. This tests that:- OLD_* options in existing .config cause NEW_* options to be set- OLD_* options are not written to the new .config file- NEW_* options appear in the new .config file with correct values- NEW_* options with defaults from transitional symbols are not prompted- All Kconfig types work correctly: bool, tristate, string, hex, int- User-set NEW values take precedence over conflicting OLD transitional values""" def test(conf):    # Run olddefconfig to process the migration with the initial config    assert conf.olddefconfig(dot_config='initial_config') == 0     # Check that the configuration matches expected output    assert conf.config_contains('expected_config')     # Test oldconfig to ensure symbols with transitional defaults are not prompted    assert conf.oldconfig(dot_config='initial_config', in_keys='n\n') == 0     # Except for when conditional default evaluates to 'no'    assert conf.stdout_contains('expected_stdout')