import csv_metadata_quality.fix as fix


def test_fix_leading_whitespace():
    '''Test fixing leading whitespace.'''

    value = ' Alan'

    assert fix.whitespace(value) == 'Alan'


def test_fix_trailing_whitespace():
    '''Test fixing trailing whitespace.'''

    value = 'Alan '

    assert fix.whitespace(value) == 'Alan'


def test_fix_excessive_whitespace():
    '''Test fixing excessive whitespace.'''

    value = 'Alan  Orth'

    assert fix.whitespace(value) == 'Alan Orth'


def test_fix_invalid_separators():
    '''Test fixing invalid multi-value separators.'''

    value = 'Alan|Orth'

    assert fix.separators(value) == 'Alan||Orth'


def test_fix_unnecessary_unicode():
    '''Test fixing unnecessary Unicode.'''

    value = 'Alan​ Orth'

    assert fix.unnecessary_unicode(value) == 'Alan Orth'


def test_fix_duplicates():
    '''Test fixing duplicate metadata values.'''

    value = 'Kenya||Kenya'

    assert fix.duplicates(value) == 'Kenya'


def test_fix_newlines():
    '''Test fixing newlines.'''

    value = '''Ken
ya'''

    assert fix.newlines(value) == 'Kenya'


def test_fix_comma_space():
    '''Test adding space after comma.'''

    value = 'Orth,Alan S.'

    field_name = 'dc.contributor.author'

    assert fix.comma_space(value, field_name) == 'Orth, Alan S.'