# Copyright (C) 2012-2025 Ben Kurtovic <ben.kurtovic@gmail.com>
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"""
Tests for the Parser class itself, which tokenizes and builds nodes.
"""

from __future__ import annotations

import pytest

from mwparserfromhell import parser
from mwparserfromhell.nodes import Tag, Template, Text, Wikilink
from mwparserfromhell.nodes.extras import Parameter

from .conftest import assert_wikicode_equal, wrap, wraptext


@pytest.fixture()
def pyparser():
    """make sure the correct tokenizer is used"""
    restore = parser.use_c
    if parser.use_c:
        parser.use_c = False
    yield
    parser.use_c = restore


def test_use_c(pyparser):
    assert parser.Parser()._tokenizer.USES_C is False


def test_parsing(pyparser):
    """integration test for parsing overall"""
    text = "this is text; {{this|is=a|template={{with|[[links]]|in}}it}}"
    expected = wrap(
        [
            Text("this is text; "),
            Template(
                wraptext("this"),
                [
                    Parameter(wraptext("is"), wraptext("a")),
                    Parameter(
                        wraptext("template"),
                        wrap(
                            [
                                Template(
                                    wraptext("with"),
                                    [
                                        Parameter(
                                            wraptext("1"),
                                            wrap([Wikilink(wraptext("links"))]),
                                            showkey=False,
                                        ),
                                        Parameter(
                                            wraptext("2"), wraptext("in"), showkey=False
                                        ),
                                    ],
                                ),
                                Text("it"),
                            ]
                        ),
                    ),
                ],
            ),
        ]
    )
    actual = parser.Parser().parse(text)
    assert_wikicode_equal(expected, actual)


def test_skip_style_tags(pyparser):
    """test Parser.parse(skip_style_tags=True)"""
    text = "This is an example with ''italics''!"
    a = wrap(
        [
            Text("This is an example with "),
            Tag(wraptext("i"), wraptext("italics"), wiki_markup="''"),
            Text("!"),
        ]
    )
    b = wraptext("This is an example with ''italics''!")

    with_style = parser.Parser().parse(text, skip_style_tags=False)
    without_style = parser.Parser().parse(text, skip_style_tags=True)
    assert_wikicode_equal(a, with_style)
    assert_wikicode_equal(b, without_style)
