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import os
from pathlib import Path
from unittest.mock import ANY
import pytest
from briefcase.console import LogLevel
from .conftest import CREATE_NEW_PROCESS_GROUP, CREATE_NO_WINDOW
@pytest.mark.parametrize("platform", ["Linux", "Darwin", "Windows"])
def test_call(mock_sub, capsys, platform, sub_kw):
"""A simple call will be invoked."""
mock_sub.tools.host_os = platform
mock_sub.Popen(["hello", "world"])
mock_sub._subprocess.Popen.assert_called_with(["hello", "world"], **sub_kw)
assert capsys.readouterr().out == ""
def test_call_with_arg(mock_sub, capsys, sub_kw):
"""Any extra keyword arguments are passed through as-is."""
mock_sub.Popen(["hello", "world"], extra_kw="extra")
mock_sub._subprocess.Popen.assert_called_with(
["hello", "world"],
extra_kw="extra",
**sub_kw,
)
assert capsys.readouterr().out == ""
def test_call_with_path_arg(mock_sub, capsys, tmp_path, sub_kw):
"""Path-based arguments are converted to strings and passed in as-is."""
mock_sub.Popen(["hello", tmp_path / "location"], cwd=tmp_path / "cwd")
mock_sub._subprocess.Popen.assert_called_with(
["hello", os.fsdecode(tmp_path / "location")],
cwd=os.fsdecode(tmp_path / "cwd"),
**sub_kw,
)
assert capsys.readouterr().out == ""
@pytest.mark.parametrize(
("platform", "start_new_session", "popen_kwargs"),
[
("Linux", None, {}),
("Linux", True, {}),
("Linux", False, {}),
("Darwin", None, {}),
("Darwin", True, {}),
("Darwin", False, {}),
("Windows", None, {}),
(
"Windows",
True,
{"creationflags": CREATE_NEW_PROCESS_GROUP | CREATE_NO_WINDOW},
),
("Windows", False, {}),
],
)
def test_call_with_start_new_session(
mock_sub,
capsys,
platform,
start_new_session,
popen_kwargs,
sub_kw,
):
"""start_new_session is passed thru on Linux and macOS but converted for Windows."""
mock_sub.tools.host_os = platform
mock_sub.Popen(["hello", "world"], start_new_session=start_new_session)
final_kwargs = {**sub_kw, **popen_kwargs}
if platform == "Windows":
mock_sub._subprocess.Popen.assert_called_with(
["hello", "world"], **final_kwargs
)
assert capsys.readouterr().out == ""
else:
mock_sub._subprocess.Popen.assert_called_with(
["hello", "world"],
start_new_session=start_new_session,
**final_kwargs,
)
assert capsys.readouterr().out == ""
@pytest.mark.parametrize(
("creationflags", "final_creationflags"),
[
(0x1, CREATE_NEW_PROCESS_GROUP | CREATE_NO_WINDOW | 1),
(CREATE_NEW_PROCESS_GROUP, CREATE_NEW_PROCESS_GROUP | CREATE_NO_WINDOW),
(0, CREATE_NEW_PROCESS_GROUP | CREATE_NO_WINDOW),
],
)
def test_call_windows_with_start_new_session_and_creationflags(
mock_sub,
capsys,
creationflags,
final_creationflags,
):
"""Creationflags used to simulate start_new_session=True should be merged with any
existing flags."""
mock_sub.tools.host_os = "Windows"
# use commented test below when merging creationflags is allowed
with pytest.raises(
AssertionError, match="Subprocess called with creationflags set"
):
mock_sub.Popen(
["hello", "world"],
start_new_session=True,
creationflags=creationflags,
)
def test_debug_call(mock_sub, capsys, sub_kw):
"""If verbosity is turned up, there is output."""
mock_sub.tools.console.verbosity = LogLevel.DEBUG
mock_sub.Popen(["hello", "world"])
mock_sub._subprocess.Popen.assert_called_with(["hello", "world"], **sub_kw)
assert capsys.readouterr().out == (
"\n"
">>> Running Command:\n"
">>> hello world\n"
">>> Working Directory:\n"
f">>> {Path.cwd()}\n"
)
def test_debug_call_with_env(mock_sub, capsys, tmp_path, sub_kw):
"""If verbosity is turned up, and injected env vars are included output."""
mock_sub.tools.console.verbosity = LogLevel.DEBUG
env = {"NewVar": "NewVarValue"}
mock_sub.Popen(["hello", "world"], env=env, cwd=tmp_path / "cwd")
merged_env = mock_sub.tools.os.environ.copy()
merged_env.update(env)
mock_sub._subprocess.Popen.assert_called_with(
["hello", "world"],
env=merged_env,
cwd=os.fsdecode(tmp_path / "cwd"),
**sub_kw,
)
expected_output = (
"\n"
">>> Running Command:\n"
">>> hello world\n"
">>> Working Directory:\n"
f">>> {tmp_path / 'cwd'}\n"
">>> Environment Overrides:\n"
">>> NewVar=NewVarValue\n"
)
assert capsys.readouterr().out == expected_output
@pytest.mark.parametrize(
"in_kwargs, kwargs",
[
({}, {"text": True, "encoding": ANY, "errors": "backslashreplace"}),
({"text": True}, {"text": True, "encoding": ANY, "errors": "backslashreplace"}),
({"text": False}, {"text": False}),
({"universal_newlines": False}, {"text": False}),
(
{"universal_newlines": True},
{"text": True, "encoding": ANY, "errors": "backslashreplace"},
),
],
)
def test_text_eq_true_default_overriding(mock_sub, in_kwargs, kwargs):
"""If text or universal_newlines is explicitly provided, those should override
text=true default and universal_newlines should be converted to text."""
mock_sub.Popen(["hello", "world"], **in_kwargs)
mock_sub._subprocess.Popen.assert_called_with(["hello", "world"], **kwargs)
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