# coding: utf-8

# Copyright (C) 1994-2018 Altair Engineering, Inc.
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# This file is part of the PBS Professional ("PBS Pro") software.
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from tests.functional import *

hook_body = """
import pbs
e = pbs.event()
j = e.job
select = "1:ncpus=1:mem=10m"
j.Resource_List['ncpus'] = None
j.Resource_List['select'] = pbs.select(select)
j.comment = "Modified this job"
"""


class TestHookUnsetRes(TestFunctional):

    def test_modifyjob_hook(self):
        """
        Unsetting ncpus, that is ['ncpus'] = None, in modifyjob hook
        """
        hook_name = "myhook"
        a = {'event': 'modifyjob', 'enabled': 'True'}
        rv = self.server.create_import_hook(
            hook_name, a, hook_body, overwrite=True)
        self.assertTrue(rv)
        self.server.manager(MGR_CMD_SET, SERVER, {
                            'log_events': 2047}, expect=True)
        j = Job(TEST_USER, attrs={
                'Resource_List.select': '1:ncpus=1', ATTR_h: None})
        jid = self.server.submit(j)
        self.server.expect(JOB, {'job_state': 'H'}, id=jid)
        self.server.alterjob(jid, {'Resource_List.ncpus': '2'})