test_latex_dependency_scanner.py

from __future__ import annotations

import textwrap

import pytest
from pytask import ExitCode
from pytask import build

from tests.conftest import needs_latexmk
from tests.conftest import skip_on_github_actions_with_win


@needs_latexmk
@skip_on_github_actions_with_win
@pytest.mark.end_to_end()
@pytest.mark.parametrize("infer_dependencies", ["true", "false"])
def test_infer_dependencies_from_task(tmp_path, infer_dependencies):
    task_source = """
    from pytask import mark

    @mark.latex(script="document.tex", document="document.pdf")
    def task_compile_document():
        pass
    """
    tmp_path.joinpath("task_dummy.py").write_text(textwrap.dedent(task_source))

    latex_source = r"""
    \documentclass{report}
    \begin{document}
    \input{sub_document}
    \end{document}
    """
    tmp_path.joinpath("document.tex").write_text(textwrap.dedent(latex_source))
    tmp_path.joinpath("sub_document.tex").write_text("Lorem ipsum.")

    tmp_path.joinpath("pyproject.toml").write_text(
        f"[tool.pytask.ini_options]\ninfer_latex_dependencies = {infer_dependencies}"
    )

    session = build(paths=tmp_path)
    assert session.exit_code == ExitCode.OK
    assert len(session.tasks) == 1
    if infer_dependencies == "true":
        assert len(session.tasks[0].depends_on) == 3  # noqa: PLR2004
    else:
        assert len(session.tasks[0].depends_on) == 2  # noqa: PLR2004