def test_normalize_rank_falls_back_on_other():
expected = 'OTHER'
result = normalize_rank('FOO')
assert expected == result
def test_normalize_rank_allows_abbreviations():
expected = 'POSTDOC'
result = normalize_rank('PD')
assert expected == result
def test_normalize_rank_allows_alternative_names():
expected = 'VISITOR'
result = normalize_rank('VISITING SCIENTIST')
assert expected == result
def test_normalize_rank_ignores_periods_in_value():
expected = 'PHD'
result = normalize_rank('Ph.D.')
assert expected == result
def test_normalize_rank_returns_uppercase_value_if_found_in_rank_types():
expected = 'STAFF'
result = normalize_rank('staff')
assert expected == result
def test_normalize_rank_returns_none_on_falsy_value():
assert normalize_rank('') is None
