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# SPDX-License-Identifier: GPL-2.0
"""
Test optional warnings for user-provided values changed by Kconfig.
Warnings should stay disabled by default, and should only appear when
KCONFIG_WARN_CHANGED_INPUT is enabled.
"""
def test(conf):
assert conf.olddefconfig('config') == 0
assert 'user-provided values changed by Kconfig' not in conf.stderr
assert conf._run_conf('--olddefconfig', dot_config='config',
extra_env={
'KCONFIG_WARN_CHANGED_INPUT': '1',
}) == 0
assert conf.stderr_contains('expected_stderr')
assert conf.config_matches('expected_config')
assert conf._run_conf('--olddefconfig', dot_config='config',
extra_env={
'KCONFIG_WARN_CHANGED_INPUT': '1',
}, silent=True) == 0
assert conf.stderr_contains('expected_stderr')
assert conf._run_conf('--savedefconfig=defconfig', dot_config='config',
out_file='defconfig',
extra_env={
'KCONFIG_WARN_CHANGED_INPUT': '1',
}) == 0
assert conf.stderr_contains('expected_stderr')
assert conf.config_matches('expected_defconfig')
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