Source code for spack.test.cmd.help

# 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 pytest

from spack.main import SpackCommand


[docs]@pytest.mark.xfail def test_reuse_after_help(): """Test `spack help` can be called twice with the same SpackCommand.""" help_cmd = SpackCommand("help", subprocess=True) help_cmd() # This second invocation will somehow fail because the parser no # longer works after add_all_commands() is called in # SpackArgumentParser.format_help_sections(). # # TODO: figure out why this doesn't work properly and change this # test to use a single SpackCommand. # # It seems that parse_known_args() finds "too few arguments" the # second time through b/c add_all_commands() ends up leaving extra # positionals in the parser. But this used to work before we loaded # commands lazily. help_cmd()
[docs]def test_help(): """Sanity check the help command to make sure it works.""" help_cmd = SpackCommand("help", subprocess=True) out = help_cmd() assert "These are common spack commands:" in out
[docs]def test_help_all(): """Test the spack help --all flag""" help_cmd = SpackCommand("help", subprocess=True) out = help_cmd("--all") assert "Complete list of spack commands:" in out
[docs]def test_help_spec(): """Test the spack help --spec flag""" help_cmd = SpackCommand("help") out = help_cmd("--spec") assert "spec expression syntax:" in out
[docs]def test_help_subcommand(): """Test the spack help subcommand argument""" help_cmd = SpackCommand("help") out = help_cmd("help") assert "get help on spack and its commands" in out