mwparserfromhell/tests/test_utils.py

#
# Copyright (C) 2012-2016 Ben Kurtovic <ben.kurtovic@gmail.com>
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import pytest

from mwparserfromhell.nodes import Template, Text
from mwparserfromhell.utils import parse_anything

from ._test_tree_equality import TreeEqualityTestCase, wrap, wraptext

class TestUtils(TreeEqualityTestCase):
    """Tests for the utils module, which provides parse_anything()."""

    @pytest.mark.parametrize("test,valid", [
        (wraptext("foobar"), wraptext("foobar")),
        (Template(wraptext("spam")), wrap([Template(wraptext("spam"))])),
        ("fóóbar", wraptext("fóóbar")),
        (b"foob\xc3\xa1r", wraptext("foobár")),
        (123, wraptext("123")),
        (True, wraptext("True")),
        (None, wrap([])),
        ([Text("foo"), Text("bar"), Text("baz")],
         wraptext("foo", "bar", "baz")),
        ([wraptext("foo"), Text("bar"), "baz", 123, 456],
         wraptext("foo", "bar", "baz", "123", "456")),
        ([[[([[((("foo",),),)], "bar"],)]]], wraptext("foo", "bar"))
    ])
    def test_parse_anything_valid(self, test, valid):
        """tests for valid input to utils.parse_anything()"""
        self.assertWikicodeEqual(valid, parse_anything(test))

    @pytest.mark.parametrize("invalid", [
        Ellipsis, object, object(), type,
        ["foo", [object]]
    ])
    def test_parse_anything_invalid(self, invalid):
        """tests for invalid input to utils.parse_anything()"""
        with pytest.raises(ValueError):
            parse_anything(invalid)