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"""(A down payment on) Testing for ``xonsh.base_shell.BaseShell`` and associated classes"""
import os
import pytest
from xonsh.base_shell import BaseShell
from xonsh.shell import transform_command
def test_pwd_tracks_cwd(xession, xonsh_execer, tmpdir_factory, monkeypatch):
asubdir = str(tmpdir_factory.mktemp("asubdir"))
cur_wd = os.getcwd()
xession.env.update(
dict(PWD=cur_wd, XONSH_CACHE_SCRIPTS=False, XONSH_CACHE_EVERYTHING=False)
)
monkeypatch.setattr(xonsh_execer, "cacheall", False, raising=False)
bc = BaseShell(xonsh_execer, None)
assert os.getcwd() == cur_wd
bc.default('os.chdir(r"' + asubdir + '")')
assert os.path.abspath(os.getcwd()) == os.path.abspath(asubdir)
assert os.path.abspath(os.getcwd()) == os.path.abspath(xession.env["PWD"])
assert "OLDPWD" in xession.env
assert os.path.abspath(cur_wd) == os.path.abspath(xession.env["OLDPWD"])
def test_transform(xession):
@xession.builtins.events.on_transform_command
def spam2egg(cmd, **_):
if cmd == "spam":
return "egg"
else:
return cmd
assert transform_command("spam") == "egg"
assert transform_command("egg") == "egg"
assert transform_command("foo") == "foo"
@pytest.mark.parametrize(
"cmd,exp_append_history",
[
("", False),
("# a comment", False),
("print('yes')", True),
],
)
def test_default_append_history(cmd, exp_append_history, xonsh_session, monkeypatch):
"""Test that running an empty line or a comment does not append to history"""
append_history_calls = []
def mock_append_history(**info):
append_history_calls.append(info)
monkeypatch.setattr(
xonsh_session.shell.shell, "_append_history", mock_append_history
)
xonsh_session.shell.default(cmd)
if exp_append_history:
assert len(append_history_calls) == 1
else:
assert len(append_history_calls) == 0
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