def METHOD_NAME(self, shell):
    assert 'function fuck' in shell.app_alias('fuck')
    assert 'function FUCK' in shell.app_alias('FUCK')
    assert 'thefuck' in shell.app_alias('fuck')
    assert 'TF_SHELL=fish' in shell.app_alias('fuck')
    assert 'TF_ALIAS=fuck PYTHONIOENCODING' in shell.app_alias('fuck')
    assert 'PYTHONIOENCODING=utf-8 thefuck' in shell.app_alias('fuck')
    assert ARGUMENT_PLACEHOLDER in shell.app_alias('fuck')