"""Points das_shell at the source tree and a scratch /etc before it is imported."""

import os
import sys
import tempfile

HERE = os.path.dirname(os.path.abspath(__file__))
FILES = os.path.dirname(HERE)
SCRATCH = tempfile.mkdtemp(prefix="das-shell-test-")

os.environ.update({
    "DAS_SHELL_DATA": os.path.join(FILES, "share"),
    "DAS_SHELL_LIB": FILES,
    "DAS_SHELL_ETC": os.path.join(SCRATCH, "etc"),
    "DAS_SHELL_CACHE": os.path.join(SCRATCH, "cache"),
    "XDG_CONFIG_HOME": os.path.join(SCRATCH, "config"),
    "LANG": "en_US.UTF-8",
})
os.environ.pop("LC_ALL", None)
os.environ.pop("LC_MESSAGES", None)
sys.path.insert(0, os.path.join(FILES, "python"))