def test_install_uninstall_htop_no_unknown_system(monkeypatch):
def false():
return False
monkeypatch.setattr(pywizard.resources.resource_package, 'os_ubuntu', false)
monkeypatch.setattr(pywizard.resources.resource_package, 'os_centos', false)
with pytest.raises(NotImplementedError):
pw.package('htop')
def test_install_uninstall_htop():
htop = lambda: os.path.exists('/usr/bin/htop')
assert not htop()
file_resource = pw.package('htop')
assert not htop()
changes = file_resource.apply()
assert not htop()
changes[0].commit()
assert htop()
changes = file_resource.rollback()
assert htop()
changes[0].commit()
assert not htop()
