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#!/usr/bin/env python3
# -*- Mode: Python; coding: utf-8; indent-tabs-mode: nil; tab-width: 4 -*-
# Author: Bryce Harrington <bryce@canonical.com>
#
# Copyright (C) 2023 Bryce W. Harrington
#
# Released under GNU GPLv2 or later, read the file 'LICENSE.GPLv2+' for
# more information.
"""Tests helper routines from the dict module."""
import os
import sys
import pytest
sys.path.insert(0, os.path.realpath(
os.path.join(os.path.dirname(os.path.realpath(__file__)), "..")))
from ppa.dict import unpack_to_dict
@pytest.mark.parametrize('text, expected', [
('a', {'a': ''}),
('a=1', {'a': '1'}),
('a=1:2', {'a': '1:2'}),
('a = 1', {'a': '1'}),
('a:x', {'a': ''}),
('a:x:', {'a': ''}),
('a:x:y', {'a': ''}),
('a:x=1', {'a': '1'}),
('a:x = 1', {'a': '1'}),
('a=x=1', {'a': 'x=1'}),
('a : x=1', {'a': '1'}),
('a,b', {'a': '', 'b': ''}),
('a, b', {'a': '', 'b': ''}),
('a,b=1.2.3,c:x=4', {'a': '', 'b': '1.2.3', 'c': '4'}),
('a, b=1.2.3, c:x=4', {'a': '', 'b': '1.2.3', 'c': '4'}),
('a, b|c', {'a': '', ('b', 'c'): {'b': '', 'c': ''}}),
('a, b=1|c=2', {'a': '', ('b', 'c'): {'b': '1', 'c': '2'}}),
('a, b=1|c:x=2, d=3', {'a': '', ('b', 'c'): {'b': '1', 'c': '2'}, 'd': '3'}),
])
def test_unpack_to_dict(text, expected):
"""Checks the unpack_to_dict() routine's string unpacking."""
result = unpack_to_dict(text)
assert result
assert isinstance(result, dict)
assert result == expected
@pytest.mark.parametrize('text, expected_exception', [
(None, ValueError),
('', ValueError),
(',', ValueError),
(',z', ValueError),
(':', ValueError),
(':z', ValueError),
('=', ValueError),
('=z', ValueError),
])
def test_unpack_to_dict_error(text, expected_exception):
"""Checks the unpack_to_dict() routine's string unpacking."""
with pytest.raises(expected_exception):
unpack_to_dict(text)
@pytest.mark.parametrize('text, key_cut, sep, expected', [
('a:x=1', ':', '=', {'a': '1'}),
('a.x=1', '.', '=', {'a': '1'}),
('a+x=1', '+', '=', {'a': '1'}),
('a-x=1', '-', '=', {'a': '1'}),
('a~x=1', '~', '=', {'a': '1'}),
('a_x=1', '_', '=', {'a': '1'}),
('a!x=1', '!', '=', {'a': '1'}),
('a;x=1', ';', '=', {'a': '1'}),
('a/x=1', '/', '=', {'a': '1'}),
('a:x.1', ':', '.', {'a': '1'}),
('a:x+1', ':', '+', {'a': '1'}),
('a:x-1', ':', '-', {'a': '1'}),
('a:x~1', ':', '~', {'a': '1'}),
('a:x_1', ':', '_', {'a': '1'}),
('a:x!1', ':', '!', {'a': '1'}),
('a:x;1', ':', ';', {'a': '1'}),
('a:x/1', ':', '/', {'a': '1'}),
# Spaces are allowed as separators
('a 1', ':', ' ', {'a': '1'}),
('a 1, b, c 3', ':', ' ', {'a': '1', 'b': '', 'c': '3'}),
])
def test_unpack_to_dict_parameters(text, sep, key_cut, expected):
"""Checks the unpack_to_dict() routine's string unpacking."""
result = unpack_to_dict(text, key_sep=sep, key_cut=key_cut)
assert result
assert isinstance(result, dict)
assert result == expected
@pytest.mark.parametrize('text, key_cut, sep, expected_exception', [
# Commas are reserved as the item separator
('a:x=1', ',', '=', ValueError),
('a:x=1', ':', ',', ValueError),
('a:x=1', ',', ',', ValueError),
# key_cut and sep have to be different
('a:x=1', ':', ':', ValueError),
('a:x=1', '=', '=', ValueError),
('a:x=1', '.', '.', ValueError),
])
def test_unpack_to_dict_parameters_error(text, sep, key_cut, expected_exception):
"""Checks the unpack_to_dict() error handling, with invalid parameters."""
with pytest.raises(expected_exception):
unpack_to_dict(text, key_sep=sep, key_cut=key_cut)
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