Source code for spack.test.util.executable

# Copyright 2013-2022 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)

import os
import sys

import pytest

import llnl.util.filesystem as fs

import spack
import spack.util.executable as ex
from spack.hooks.sbang import filter_shebangs_in_directory

is_windows = sys.platform == "win32"


[docs]def test_read_unicode(tmpdir, working_env): script_name = "print_unicode.py" # read the unicode back in and see whether things work if is_windows: script = ex.Executable("%s %s" % (sys.executable, script_name)) else: script = ex.Executable("./%s" % script_name) with tmpdir.as_cwd(): os.environ["LD_LIBRARY_PATH"] = spack.main.spack_ld_library_path # make a script that prints some unicode with open(script_name, "w") as f: f.write( """#!{0} from __future__ import print_function print(u'\\xc3') """.format( sys.executable ) ) # make it executable fs.set_executable(script_name) filter_shebangs_in_directory(".", [script_name]) assert "\xc3" == script(output=str).strip()
[docs]def test_which_relative_path_with_slash(tmpdir, working_env): tmpdir.ensure("exe") path = str(tmpdir.join("exe")) os.environ["PATH"] = "" with tmpdir.as_cwd(): no_exe = ex.which(".{0}exe".format(os.path.sep)) assert no_exe is None if sys.platform == "win32": # These checks are for 'executable' files, Windows # determines this by file extension. path += ".exe" tmpdir.ensure("exe.exe") else: fs.set_executable(path) exe = ex.which(".{0}exe".format(os.path.sep)) assert exe.path == path
[docs]def test_which_with_slash_ignores_path(tmpdir, working_env): tmpdir.ensure("exe") tmpdir.ensure("bin{0}exe".format(os.path.sep)) path = str(tmpdir.join("exe")) wrong_path = str(tmpdir.join("bin", "exe")) os.environ["PATH"] = os.path.dirname(wrong_path) with tmpdir.as_cwd(): if sys.platform == "win32": # For Windows, need to create files with .exe after any assert is none tests tmpdir.ensure("exe.exe") tmpdir.ensure("bin{0}exe.exe".format(os.path.sep)) path = path + ".exe" wrong_path = wrong_path + ".exe" else: fs.set_executable(path) fs.set_executable(wrong_path) exe = ex.which(".{0}exe".format(os.path.sep)) assert exe.path == path
[docs]def test_which(tmpdir): os.environ["PATH"] = str(tmpdir) assert ex.which("spack-test-exe") is None with pytest.raises(ex.CommandNotFoundError): ex.which("spack-test-exe", required=True) path = str(tmpdir.join("spack-test-exe")) with tmpdir.as_cwd(): if sys.platform == "win32": # For Windows, need to create files with .exe after any assert is none tests tmpdir.ensure("spack-test-exe.exe") path += ".exe" else: fs.touch("spack-test-exe") fs.set_executable("spack-test-exe") exe = ex.which("spack-test-exe") assert exe is not None assert exe.path == path