import string
from redis.commands.helpers import (
    delist,
    list_or_args,
    nativestr,
    parse_to_list,
    quote_string,
    random_string,
    parse_to_dict
)


def test_list_or_args():
    k = ["hello, world"]
    a = ["some", "argument", "list"]
    assert list_or_args(k, a) == k+a

    for i in ["banana", b"banana"]:
        assert list_or_args(i, a) == [i] + a


def test_parse_to_list():
    assert parse_to_list(None) == []
    r = ["hello", b"my name", "45", "555.55", "is simon!", None]
    assert parse_to_list(r) == \
        ["hello", "my name", 45, 555.55, "is simon!", None]


def test_parse_to_dict():
    assert parse_to_dict(None) == {}
    r = [['Some number', '1.0345'],
         ['Some string', 'hello'],
         ['Child iterators',
          ['Time', '0.2089', 'Counter', 3, 'Child iterators',
           ['Type', 'bar', 'Time', '0.0729', 'Counter', 3],
           ['Type', 'barbar', 'Time', '0.058', 'Counter', 3]]]]
    assert parse_to_dict(r) == {
        'Child iterators': {
            'Child iterators': [
                {'Counter': 3.0, 'Time': 0.0729, 'Type': 'bar'},
                {'Counter': 3.0, 'Time': 0.058, 'Type': 'barbar'}
            ],
            'Counter': 3.0,
            'Time': 0.2089
        },
        'Some number': 1.0345,
        'Some string': 'hello'
    }


def test_nativestr():
    assert nativestr('teststr') == 'teststr'
    assert nativestr(b'teststr') == 'teststr'
    assert nativestr('null') is None


def test_delist():
    assert delist(None) is None
    assert delist([b'hello', 'world', b'banana']) == \
        ['hello', 'world', 'banana']


def test_random_string():
    assert len(random_string()) == 10
    assert len(random_string(15)) == 15
    for a in random_string():
        assert a in string.ascii_lowercase


def test_quote_string():
    assert quote_string("hello world!") == '"hello world!"'
    assert quote_string('') == '""'
    assert quote_string('hello world!') == '"hello world!"'