mirror of
https://github.com/xonsh/xonsh.git
synced 2025-03-04 08:24:40 +01:00
334 lines
9 KiB
Python
334 lines
9 KiB
Python
# -*- coding: utf-8 -*-
|
|
"""Tests the xonsh environment."""
|
|
from __future__ import unicode_literals, print_function
|
|
import os
|
|
import tempfile
|
|
import builtins
|
|
import itertools
|
|
from tempfile import TemporaryDirectory
|
|
from xonsh.tools import ON_WINDOWS, always_true
|
|
|
|
import pytest
|
|
|
|
from xonsh.commands_cache import CommandsCache
|
|
from xonsh.environ import (
|
|
Env,
|
|
Ensurer,
|
|
locate_binary,
|
|
DEFAULT_ENSURERS,
|
|
DEFAULT_VALUES,
|
|
default_env,
|
|
make_args_env,
|
|
LsColors,
|
|
)
|
|
|
|
from tools import skip_if_on_unix
|
|
|
|
|
|
def test_env_normal():
|
|
env = Env(VAR="wakka")
|
|
assert "wakka" == env["VAR"]
|
|
|
|
|
|
def test_env_contains():
|
|
env = Env(VAR="wakka")
|
|
assert "VAR" in env
|
|
|
|
|
|
@pytest.mark.parametrize("path", [["/home/wakka"], ["wakka"]])
|
|
def test_env_path_list(path):
|
|
env = Env(MYPATH=path)
|
|
assert path == env["MYPATH"].paths
|
|
|
|
|
|
@pytest.mark.parametrize(
|
|
"path",
|
|
[["/home/wakka" + os.pathsep + "/home/jawaka"], ["wakka" + os.pathsep + "jawaka"]],
|
|
)
|
|
def test_env_path_str(path):
|
|
env = Env(MYPATH=path)
|
|
assert path == env["MYPATH"].paths
|
|
|
|
|
|
def test_env_detype():
|
|
env = Env(MYPATH=["wakka", "jawaka"])
|
|
assert "wakka" + os.pathsep + "jawaka" == env.detype()["MYPATH"]
|
|
|
|
|
|
@pytest.mark.parametrize(
|
|
"path1, path2",
|
|
[(["/home/wakka", "/home/jawaka"], "/home/woah"), (["wakka", "jawaka"], "woah")],
|
|
)
|
|
def test_env_detype_mutable_access_clear(path1, path2):
|
|
env = Env(MYPATH=path1)
|
|
assert path1[0] + os.pathsep + path1[1] == env.detype()["MYPATH"]
|
|
env["MYPATH"][0] = path2
|
|
assert env._detyped is None
|
|
assert path2 + os.pathsep + path1[1] == env.detype()["MYPATH"]
|
|
|
|
|
|
def test_env_detype_no_dict():
|
|
env = Env(YO={"hey": 42})
|
|
env.set_ensurer("YO", Ensurer(always_true, None, None))
|
|
det = env.detype()
|
|
assert "YO" not in det
|
|
|
|
|
|
def test_histcontrol_none():
|
|
env = Env(HISTCONTROL=None)
|
|
assert isinstance(env["HISTCONTROL"], set)
|
|
assert len(env["HISTCONTROL"]) == 0
|
|
|
|
|
|
def test_HISTCONTROL_empty():
|
|
env = Env(HISTCONTROL="")
|
|
assert isinstance(env["HISTCONTROL"], set)
|
|
assert len(env["HISTCONTROL"]) == 0
|
|
|
|
|
|
def test_histcontrol_ignoredups():
|
|
env = Env(HISTCONTROL="ignoredups")
|
|
assert isinstance(env["HISTCONTROL"], set)
|
|
assert len(env["HISTCONTROL"]) == 1
|
|
assert "ignoredups" in env["HISTCONTROL"]
|
|
assert "ignoreerr" not in env["HISTCONTROL"]
|
|
|
|
|
|
def test_histcontrol_ignoreerr_ignoredups():
|
|
env = Env(HISTCONTROL="ignoreerr,ignoredups,ignoreerr")
|
|
assert len(env["HISTCONTROL"]) == 2
|
|
assert "ignoreerr" in env["HISTCONTROL"]
|
|
assert "ignoredups" in env["HISTCONTROL"]
|
|
|
|
|
|
def test_swap():
|
|
env = Env(VAR="wakka")
|
|
assert env["VAR"] == "wakka"
|
|
|
|
# positional arg
|
|
with env.swap({"VAR": "foo"}):
|
|
assert env["VAR"] == "foo"
|
|
|
|
# make sure the environment goes back outside the context manager
|
|
assert env["VAR"] == "wakka"
|
|
|
|
# kwargs only
|
|
with env.swap(VAR1="foo", VAR2="bar"):
|
|
assert env["VAR1"] == "foo"
|
|
assert env["VAR2"] == "bar"
|
|
|
|
# positional and kwargs
|
|
with env.swap({"VAR3": "baz"}, VAR1="foo", VAR2="bar"):
|
|
assert env["VAR1"] == "foo"
|
|
assert env["VAR2"] == "bar"
|
|
assert env["VAR3"] == "baz"
|
|
|
|
# make sure the environment goes back outside the context manager
|
|
assert env["VAR"] == "wakka"
|
|
assert "VAR1" not in env
|
|
assert "VAR2" not in env
|
|
assert "VAR3" not in env
|
|
|
|
|
|
def test_swap_exception_replacement():
|
|
env = Env(VAR="original value")
|
|
try:
|
|
with env.swap(VAR="inner value"):
|
|
assert env["VAR"] == "inner value"
|
|
raise Exception()
|
|
except Exception:
|
|
assert env["VAR"] == "original value"
|
|
assert env["VAR"] == "original value"
|
|
|
|
|
|
@skip_if_on_unix
|
|
def test_locate_binary_on_windows(xonsh_builtins):
|
|
files = ("file1.exe", "FILE2.BAT", "file3.txt")
|
|
with TemporaryDirectory() as tmpdir:
|
|
for fname in files:
|
|
fpath = os.path.join(tmpdir, fname)
|
|
with open(fpath, "w") as f:
|
|
f.write(fpath)
|
|
xonsh_builtins.__xonsh__.env.update(
|
|
{"PATH": [tmpdir], "PATHEXT": [".COM", ".EXE", ".BAT"]}
|
|
)
|
|
xonsh_builtins.__xonsh__.commands_cache = CommandsCache()
|
|
assert locate_binary("file1") == os.path.join(tmpdir, "file1.exe")
|
|
assert locate_binary("file1.exe") == os.path.join(tmpdir, "file1.exe")
|
|
assert locate_binary("file2") == os.path.join(tmpdir, "FILE2.BAT")
|
|
assert locate_binary("file2.bat") == os.path.join(tmpdir, "FILE2.BAT")
|
|
assert locate_binary("file3") is None
|
|
|
|
|
|
def test_event_on_envvar_change(xonsh_builtins):
|
|
env = Env(TEST=0)
|
|
xonsh_builtins.__xonsh__.env = env
|
|
share = []
|
|
# register
|
|
@xonsh_builtins.events.on_envvar_change
|
|
def handler(name, oldvalue, newvalue, **kwargs):
|
|
share.extend((name, oldvalue, newvalue))
|
|
|
|
# trigger
|
|
env["TEST"] = 1
|
|
|
|
assert share == ["TEST", 0, 1]
|
|
|
|
|
|
def test_event_on_envvar_new(xonsh_builtins):
|
|
env = Env()
|
|
xonsh_builtins.__xonsh__.env = env
|
|
share = []
|
|
# register
|
|
@xonsh_builtins.events.on_envvar_new
|
|
def handler(name, value, **kwargs):
|
|
share.extend((name, value))
|
|
|
|
# trigger
|
|
env["TEST"] = 1
|
|
|
|
assert share == ["TEST", 1]
|
|
|
|
|
|
def test_event_on_envvar_change_from_none_value(xonsh_builtins):
|
|
env = Env(TEST=None)
|
|
xonsh_builtins.__xonsh__.env = env
|
|
share = []
|
|
# register
|
|
@xonsh_builtins.events.on_envvar_change
|
|
def handler(name, oldvalue, newvalue, **kwargs):
|
|
share.extend((name, oldvalue, newvalue))
|
|
|
|
# trigger
|
|
env["TEST"] = 1
|
|
|
|
assert share == ["TEST", None, 1]
|
|
|
|
|
|
@pytest.mark.parametrize("val", [1, None, True, "ok"])
|
|
def test_event_on_envvar_change_no_fire_when_value_is_same(val, xonsh_builtins):
|
|
env = Env(TEST=val)
|
|
xonsh_builtins.__xonsh__.env = env
|
|
share = []
|
|
# register
|
|
@xonsh_builtins.events.on_envvar_change
|
|
def handler(name, oldvalue, newvalue, **kwargs):
|
|
share.extend((name, oldvalue, newvalue))
|
|
|
|
# trigger
|
|
env["TEST"] = val
|
|
|
|
assert share == []
|
|
|
|
|
|
def test_events_on_envvar_called_in_right_order(xonsh_builtins):
|
|
env = Env()
|
|
xonsh_builtins.__xonsh__.env = env
|
|
share = []
|
|
# register
|
|
@xonsh_builtins.events.on_envvar_new
|
|
def handler(name, value, **kwargs):
|
|
share[:] = ["new"]
|
|
|
|
@xonsh_builtins.events.on_envvar_change
|
|
def handler(name, oldvalue, newvalue, **kwargs):
|
|
share[:] = ["change"]
|
|
|
|
# trigger new
|
|
env["TEST"] = 1
|
|
|
|
assert share == ["new"]
|
|
|
|
# trigger change
|
|
env["TEST"] = 2
|
|
|
|
assert share == ["change"]
|
|
|
|
|
|
def test_int_bool_envvars_have_ensurers():
|
|
bool_ints = [type(envvar) in [bool, int] for envvar in DEFAULT_VALUES.values()]
|
|
key_mask = set(itertools.compress(DEFAULT_VALUES.keys(), bool_ints))
|
|
ensurer_keys = set(DEFAULT_ENSURERS.keys())
|
|
assert len(key_mask.intersection(ensurer_keys)) == len(key_mask)
|
|
|
|
|
|
def test_no_lines_columns():
|
|
os.environ["LINES"] = "spam"
|
|
os.environ["COLUMNS"] = "eggs"
|
|
try:
|
|
env = default_env()
|
|
assert "LINES" not in env
|
|
assert "COLUMNS" not in env
|
|
finally:
|
|
del os.environ["LINES"]
|
|
del os.environ["COLUMNS"]
|
|
|
|
|
|
def test_make_args_env():
|
|
obs = make_args_env(["script", "1", "2", "3"])
|
|
exp = {
|
|
"ARGS": ["script", "1", "2", "3"],
|
|
"ARG0": "script",
|
|
"ARG1": "1",
|
|
"ARG2": "2",
|
|
"ARG3": "3",
|
|
}
|
|
assert exp == obs
|
|
|
|
|
|
def test_delitem():
|
|
env = Env(VAR="a value")
|
|
assert env["VAR"] == "a value"
|
|
del env["VAR"]
|
|
with pytest.raises(Exception):
|
|
a = env["VAR"]
|
|
|
|
|
|
def test_delitem_default():
|
|
env = Env()
|
|
a_key, a_value = next(
|
|
(k, v) for (k, v) in env._defaults.items() if isinstance(v, str)
|
|
)
|
|
del env[a_key]
|
|
assert env[a_key] == a_value
|
|
del env[a_key]
|
|
assert env[a_key] == a_value
|
|
|
|
|
|
def test_lscolors_target():
|
|
lsc = LsColors.fromstring("ln=target")
|
|
assert lsc["ln"] == ("TARGET",)
|
|
assert lsc.detype() == "ln=target"
|
|
|
|
|
|
@pytest.mark.parametrize( "key_in,old_in,new_in,test",
|
|
[('rs', ('NO_COLOR',), ('BLUE',), 'existing key, change value')
|
|
,('rs', ('NO_COLOR',), ('NO_COLOR',), 'existing key, no change in value')
|
|
,('tw', None, ('NO_COLOR',), 'create new key')
|
|
,('pi', ('BACKGROUND_BLACK', 'YELLOW'), None, 'delete existing key')
|
|
],
|
|
)
|
|
|
|
def test_lscolors_events(key_in, old_in, new_in, test, xonsh_builtins):
|
|
lsc = LsColors.fromstring('rs=0:di=01;34:pi=40;33')
|
|
# corresponding colors: [('NO_COLOR',), ('BOLD_CYAN',), ('BOLD_CYAN',), ('BACKGROUND_BLACK', 'YELLOW')]
|
|
|
|
event_fired = False
|
|
@xonsh_builtins.events.on_lscolors_change
|
|
def handler(key,oldvalue,newvalue,**kwargs):
|
|
nonlocal old_in, new_in, key_in, event_fired
|
|
assert key==key_in and oldvalue==old_in and newvalue==new_in, "Old and new event values match"
|
|
event_fired = True
|
|
|
|
xonsh_builtins.__xonsh__.env["LS_COLORS"] = lsc
|
|
|
|
if new_in is None:
|
|
old = lsc.pop(key_in, 'argle')
|
|
else:
|
|
lsc[key_in] = new_in
|
|
|
|
if old_in == new_in:
|
|
assert not event_fired, "No event if value doesn't change"
|
|
else:
|
|
assert event_fired
|
|
|