Fail the test if there is insufficient memory (#269)

# standard imports

import os

from pathlib import Path

from psutil import virtual_memory

import re

from unittest import mock

from unittest.mock import MagicMock

    tmpdir: Path,

    caplog,

):

    MEM_AVAILABLE = int(virtual_memory().available / 1024 / 1024 / 1024)

    MEM_REQUIRED = 23

    if MEM_AVAILABLE < MEM_REQUIRED:

        msg = f"Insufficient memory to run the test: found {MEM_AVAILABLE}GiB require {MEM_REQUIRED}GiB"

        pytest.fail(msg)

    last_tiff = IRON_MAN_DIR / "20191030_ironman_small_0070_360_760_0624.tiff"

    mock_extract_info_from_path.return_value = tweak_extract_info_from_path(last_tiff)

    mock_substitute_template.side_effect = tweak_substitute_template