# Copyright (c) 2022  Peter Pentchev <roam@ringlet.net>
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"""Test the full tox_delay operation."""

from __future__ import annotations

import os
import pathlib
import sys
import tempfile

from unittest import mock

from typing import Any

import pytest

from tox_delay import __main__ as tmain


TOX_INI = """
[tox]
envlist =
  nothing
  to see here
  move along
"""


@pytest.mark.parametrize(
    "parallel,ignore", [(False, False), (False, True), (True, False), (True, True)]
)
def test_mock(parallel: bool, ignore: bool) -> None:
    """Run tox_delay, mocking the actual Tox execution."""

    invoked: list[str] = []

    def mock_check_call(*args: list[str], **kwargs: Any) -> None:
        """See what happens."""
        print(f"check_call: args {args!r}")
        print(f"check_call: kwargs {kwargs!r}")

        if not invoked:
            assert args[0] == [sys.executable, "-m", "tox"] + (
                ["-p", "all"] if parallel else []
            ) + ["--", "-k", "chosen"]
            assert kwargs["env"]["TOX_SKIP_ENV"] == (
                "^third|second|fou\\$rth\\.$" if ignore else "^second|fou\\$rth\\.$"
            )
            invoked.append("skipped")
        elif len(invoked) == 1:
            assert args[0] == [
                sys.executable,
                "-m",
                "tox",
                "-e",
                "second,fou$rth.",
                "--",
                "-k",
                "chosen",
            ]
            assert "env" not in kwargs
            invoked.append("real")
        else:
            raise Exception("why a third time?")

    with tempfile.TemporaryDirectory() as tempd_obj:
        tempd = pathlib.Path(tempd_obj)
        try:
            os.chdir(tempd)
            (tempd / "tox.ini").write_text(TOX_INI, encoding="UTF-8")
            with mock.patch.object(
                sys,
                "argv",
                new=["tox_delay", "-e", "second,fou$rth."]
                + (["-p", "all"] if parallel else [])
                + (["-i", "third"] if ignore else [])
                + ["--", "--", "-k", "chosen"],
            ):
                with mock.patch("subprocess.check_call", new=mock_check_call):
                    tmain.main()
        finally:
            os.chdir("/")

    assert invoked == ["skipped", "real"]