Ejemplo n.º 1
0
def test_local_error_duplicate_name_job_separate_reqs(tmpdir):
    file_path = tmpdir.join('jobs.json')

    print('tmpdir: {}'.format(str(tmpdir)))

    jobName = 'mdate'
    jobs1 = [
        job.to_dict() for job in [
            Job(
                jobName,
                JobExecution('date',
                             wd=abspath(tmpdir.join('date.sandbox')),
                             stdout='date.out',
                             stderr='date.err'),
                JobResources(numCores=ResourceSize(1)))
        ]
    ]
    jobs2 = [
        job.to_dict() for job in [
            Job(
                jobName,
                JobExecution('sleep',
                             wd=abspath(tmpdir.join('sleep.sandbox')),
                             stdout='sleep.out',
                             stderr='sleep.err'),
                JobResources(numCores=ResourceSize(1)))
        ]
    ]
    reqs = [{
        'request': 'submit',
        'jobs': jobs1
    }, {
        'request': 'submit',
        'jobs': jobs2
    }, {
        'request': 'control',
        'command': 'finishAfterAllTasksDone'
    }]
    save_reqs_to_file(reqs, file_path)
    print('jobs saved to file_path: {}'.format(str(file_path)))

    sys.argv = [
        'QCG-PilotJob', '--file', '--file-path',
        str(file_path), '--nodes', '2', '--wd',
        str(tmpdir), '--report-format', 'json'
    ]
    QCGPMService().start()

    # the first job (date) should execute
    check_job_status_in_json([jobName],
                             workdir=str(tmpdir),
                             dest_state='SUCCEED')
    assert all((isdir(abspath(tmpdir.join('date.sandbox'))),
                exists(join(abspath(tmpdir.join('date.sandbox')), 'date.out')),
                exists(join(abspath(tmpdir.join('date.sandbox')),
                            'date.err'))))

    # the second job (sleep) due to the name clash should not execute
    assert not isdir(abspath(tmpdir.join('sleep.sandbox')))
Ejemplo n.º 2
0
def test_local_error_duplicate_name_job(tmpdir):
    file_path = tmpdir.join('jobs.json')

    print('tmpdir: {}'.format(str(tmpdir)))

    jobName = 'mdate'
    jobs = [
        job.to_dict() for job in [
            Job(
                jobName,
                JobExecution('date',
                             wd=abspath(tmpdir.join('date.sandbox')),
                             stdout='date.out',
                             stderr='date.err'),
                JobResources(numCores=ResourceSize(1))),
            Job(
                jobName,
                JobExecution('sleep',
                             wd=abspath(tmpdir.join('sleep.sandbox')),
                             stdout='sleep.out',
                             stderr='sleep.err'),
                JobResources(numCores=ResourceSize(1)))
        ]
    ]
    reqs = [{
        'request': 'submit',
        'jobs': jobs
    }, {
        'request': 'control',
        'command': 'finishAfterAllTasksDone'
    }]
    save_reqs_to_file(reqs, file_path)
    print('jobs saved to file_path: {}'.format(str(file_path)))

    sys.argv = [
        'QCG-PilotJob', '--file', '--file-path',
        str(file_path), '--nodes', '2', '--wd',
        str(tmpdir), '--report-format', 'json'
    ]
    QCGPMService().start()

    # no job should be executed due to the failed submit request with non-unique jobs inside
    assert not isdir(abspath(tmpdir.join('date.sandbox')))
    assert not isdir(abspath(tmpdir.join('sleep.sandbox')))
Ejemplo n.º 3
0
def test_local_error_job_desc():
    # missing job execution
    with pytest.raises(IllegalJobDescription):
        Job('error_job',
            JobExecution(None, stdout='date.out', stderr='date.err'),
            JobResources(numCores=ResourceSize(1)))

    # wrong format of arguments
    with pytest.raises(IllegalJobDescription):
        Job(
            'error_job',
            JobExecution('date',
                         args='this should be a list',
                         stdout='date.out',
                         stderr='date.err'),
            JobResources(numCores=ResourceSize(1)))

    # wrong format of environment
    with pytest.raises(IllegalJobDescription):
        Job(
            'error_job',
            JobExecution('date',
                         args=['arg1'],
                         env=['this shuld be a dict'],
                         stdout='date.out',
                         stderr='date.err'),
            JobResources(numCores=ResourceSize(1)))

    # missing execution definition
    with pytest.raises(IllegalJobDescription):
        Job('error_job', None, JobResources(numCores=ResourceSize(1)))

    # missing resources definition
    with pytest.raises(IllegalJobDescription):
        Job(
            'error_job',
            JobExecution('date',
                         args=['arg1'],
                         env=['this shuld be a dict'],
                         stdout='date.out',
                         stderr='date.err'), None)
Ejemplo n.º 4
0
def test_local_simple_script_job(tmpdir):
    file_path = tmpdir.join('jobs.json')

    print('tmpdir: {}'.format(str(tmpdir)))

    jobName = 'mdate_script'
    jobs = [
        job.to_dict() for job in [
            Job(
                jobName,
                JobExecution(script='/bin/date\n/bin/hostname\n',
                             wd=abspath(tmpdir.join('date.sandbox')),
                             stdout='date.out',
                             stderr='date.err'),
                JobResources(numCores=ResourceSize(1)))
        ]
    ]
    reqs = [{
        'request': 'submit',
        'jobs': jobs
    }, {
        'request': 'control',
        'command': 'finishAfterAllTasksDone'
    }]
    save_reqs_to_file(reqs, file_path)
    print('jobs saved to file_path: {}'.format(str(file_path)))

    sys.argv = [
        'QCG-PilotJob', '--log', 'debug', '--file', '--file-path',
        str(file_path), '--nodes', '2', '--wd',
        str(tmpdir), '--report-format', 'json'
    ]
    QCGPMService().start()

    check_job_status_in_json([jobName],
                             workdir=str(tmpdir),
                             dest_state='SUCCEED')
    assert all(
        (isdir(abspath(tmpdir.join('date.sandbox'))),
         exists(join(abspath(tmpdir.join('date.sandbox')), 'date.out')),
         exists(join(abspath(tmpdir.join('date.sandbox')), 'date.err')),
         stat(join(abspath(tmpdir.join('date.sandbox')), 'date.out')).st_size >
         0, stat(join(abspath(tmpdir.join('date.sandbox')),
                      'date.err')).st_size == 0))

    with pytest.raises(ValueError):
        check_job_status_in_json([jobName + 'xxx'],
                                 workdir=str(tmpdir),
                                 dest_state='SUCCEED')
Ejemplo n.º 5
0
def test_local_workflows_error(tmpdir):
    file_path = tmpdir.join('jobs.json')

    print('tmpdir: {}'.format(str(tmpdir)))

    jobs = [
        job.to_dict() for job in [
            Job('first',
                JobExecution('sleep',
                             args=['2s'],
                             wd=abspath(tmpdir.join('first.sandbox')),
                             stdout='out',
                             stderr='err'),
                JobResources(numCores=ResourceSize(1)),
                dependencies=JobDependencies(after=['not-existing']))
        ]
    ]
    reqs = [{
        'request': 'submit',
        'jobs': jobs
    }, {
        'request': 'control',
        'command': 'finishAfterAllTasksDone'
    }]
    save_reqs_to_file(reqs, file_path)
    print('jobs saved to file_path: {}'.format(str(file_path)))

    sys.argv = [
        'QCG-PilotJob', '--file', '--file-path',
        str(file_path), '--nodes', '2', '--wd',
        str(tmpdir), '--report-format', 'json'
    ]
    QCGPMService().start()

    assert not exists(abspath(tmpdir.join('first.sandbox')))

    rmtree(str(tmpdir))
Ejemplo n.º 6
0
def test_local_workflows(tmpdir):
    file_path = tmpdir.join('jobs.json')

    print('tmpdir: {}'.format(str(tmpdir)))

    jobs = [
        job.to_dict() for job in [
            Job(
                'first',
                JobExecution('sleep',
                             args=['2s'],
                             wd=abspath(tmpdir.join('first.sandbox')),
                             stdout='out',
                             stderr='err'),
                JobResources(numCores=ResourceSize(1))),
            Job('second',
                JobExecution('sleep',
                             args=['1s'],
                             wd=abspath(tmpdir.join('second.sandbox')),
                             stdout='out',
                             stderr='err'),
                JobResources(numCores=ResourceSize(1)),
                dependencies=JobDependencies(after=['first'])),
            Job('third',
                JobExecution('date',
                             wd=abspath(tmpdir.join('third.sandbox')),
                             stdout='out',
                             stderr='err'),
                JobResources(numCores=ResourceSize(1)),
                dependencies=JobDependencies(after=['first', 'second']))
        ]
    ]
    reqs = [{
        'request': 'submit',
        'jobs': jobs
    }, {
        'request': 'control',
        'command': 'finishAfterAllTasksDone'
    }]
    save_reqs_to_file(reqs, file_path)
    print('jobs saved to file_path: {}'.format(str(file_path)))

    # the ammount of resources should be enough to theoretically start all three job's at once
    sys.argv = [
        'QCG-PilotJob', '--file', '--file-path',
        str(file_path), '--nodes', '4', '--wd',
        str(tmpdir), '--report-format', 'json'
    ]
    QCGPMService().start()

    jnames = ['first', 'second', 'third']
    check_job_status_in_json(jnames, workdir=str(tmpdir), dest_state='SUCCEED')
    for jname in jnames:
        assert all((isdir(abspath(tmpdir.join('{}.sandbox'.format(jname)))),
                    exists(
                        join(abspath(tmpdir.join('{}.sandbox'.format(jname))),
                             'out')),
                    exists(
                        join(abspath(tmpdir.join('{}.sandbox'.format(jname))),
                             'err'))))

    with open(join(find_single_aux_dir(str(tmpdir)), 'jobs.report'), 'r') as f:
        job_stats = [json.loads(line) for line in f.readlines()]

    assert len(job_stats) == len(jnames)

    jstats = {}
    for i in range(0, len(jnames)):
        job = job_stats[i]

        print('readed job stats: {}'.format(str(job)))
        t = datetime.strptime(job['runtime']['rtime'], "%H:%M:%S.%f")
        rtime = timedelta(hours=t.hour,
                          minutes=t.minute,
                          seconds=t.second,
                          microseconds=t.microsecond)

        # find start executing time
        exec_state = list(
            filter(lambda st_en: st_en['state'] == 'EXECUTING',
                   job['history']))
        assert len(exec_state) == 1

        # find finish executing time
        finish_state = list(
            filter(lambda st_en: st_en['state'] == 'SUCCEED', job['history']))
        assert len(finish_state) == 1

        start_time = datetime.strptime(exec_state[0]['date'],
                                       '%Y-%m-%dT%H:%M:%S.%f')
        finish_time = datetime.strptime(finish_state[0]['date'],
                                        '%Y-%m-%dT%H:%M:%S.%f')

        jstats[job['name']] = {
            'r_time': rtime,
            's_time': start_time,
            'f_time': finish_time
        }

    # assert second job started after the first one
    assert jstats['second']['s_time'] > jstats['first']['f_time']

    # assert third job started after the first and second ones
    assert all((jstats['third']['s_time'] > jstats['first']['f_time'],
                jstats['third']['s_time'] > jstats['second']['f_time']))

    rmtree(str(tmpdir))
Ejemplo n.º 7
0
def test_slurmenv_simple_job():
    if not in_slurm_allocation() or get_num_slurm_nodes() < 2:
        pytest.skip(
            'test not run in slurm allocation or allocation is smaller than 2 nodes'
        )

    resources, allocation = get_slurm_resources_binded()
    resources_node_names = set(n.name for n in resources.nodes)

    set_pythonpath_to_qcg_module()
    tmpdir = str(tempfile.mkdtemp(dir=SHARED_PATH))

    file_path = join(tmpdir, 'jobs.json')
    print('tmpdir: {}'.format(tmpdir))

    jobName = 'mdate'
    jobs = [
        job.to_dict() for job in [
            Job(
                jobName,
                JobExecution('date',
                             wd=abspath(join(tmpdir, 'date.sandbox')),
                             stdout='date.out',
                             stderr='date.err'),
                JobResources(numCores=ResourceSize(1)))
        ]
    ]
    reqs = [{
        'request': 'submit',
        'jobs': jobs
    }, {
        'request': 'control',
        'command': 'finishAfterAllTasksDone'
    }]
    save_reqs_to_file(reqs, file_path)
    print('jobs saved to file_path: {}'.format(str(file_path)))

    sys.argv = [
        'QCG-PilotJob', '--log', 'debug', '--file', '--file-path',
        str(file_path), '--wd', tmpdir, '--report-format', 'json'
    ]
    QCGPMService().start()

    jobEntries = check_job_status_in_json([jobName],
                                          workdir=tmpdir,
                                          dest_state='SUCCEED')
    assert all(
        (isdir(abspath(join(tmpdir, 'date.sandbox'))),
         exists(join(abspath(join(tmpdir, 'date.sandbox')), 'date.out')),
         exists(join(abspath(join(tmpdir, 'date.sandbox')), 'date.err')),
         stat(join(abspath(join(tmpdir, 'date.sandbox')), 'date.out')).st_size
         > 0))
    # there can be some debugging messages in the stderr
    #                stat(join(abspath(join(tmpdir, 'date.sandbox')), 'date.err')).st_size == 0))

    for jname, jentry in jobEntries.items():
        assert all(('runtime' in jentry, 'allocation'
                    in jentry.get('runtime', {})))

        jalloc = jentry['runtime']['allocation']
        for jalloc_node in jalloc.split(','):
            node_name = jalloc_node[:jalloc_node.index('[')]
            print('{} in available nodes ({})'.format(
                node_name, ','.join(resources_node_names)))
            assert node_name in resources_node_names, '{} not in nodes ({}'.format(
                node_name, ','.join(resources_node_names))

    with pytest.raises(ValueError):
        check_job_status_in_json([jobName + 'xxx'],
                                 workdir=tmpdir,
                                 dest_state='SUCCEED')

    rmtree(tmpdir)
Ejemplo n.º 8
0
def test_slurmenv_many_nodes_many_cores():
    if not in_slurm_allocation() or get_num_slurm_nodes() < 2:
        pytest.skip(
            'test not run in slurm allocation or allocation is smaller than 2 nodes'
        )

    resources, allocation = get_slurm_resources_binded()
    resources_node_names = set(n.name for n in resources.nodes)

    set_pythonpath_to_qcg_module()
    tmpdir = str(tempfile.mkdtemp(dir=SHARED_PATH))

    file_path = join(tmpdir, 'jobs.json')
    print('tmpdir: {}'.format(tmpdir))

    jobName = 'hostname'
    jobwdir_base = 'hostname.sandbox'
    cores_num = resources.nodes[0].free
    nodes_num = resources.total_nodes
    jobs = [
        job.to_dict() for job in [
            Job(
                jobName,
                JobExecution(exec='mpirun',
                             args=['--allow-run-as-root', 'hostname'],
                             wd=abspath(join(tmpdir, jobwdir_base)),
                             stdout='hostname.out',
                             stderr='hostname.err',
                             modules=['mpi/openmpi-x86_64']),
                JobResources(numCores=ResourceSize(cores_num),
                             numNodes=ResourceSize(nodes_num)))
        ]
    ]
    reqs = [{
        'request': 'submit',
        'jobs': jobs
    }, {
        'request': 'control',
        'command': 'finishAfterAllTasksDone'
    }]
    save_reqs_to_file(reqs, file_path)
    print('jobs saved to file_path: {}'.format(str(file_path)))

    sys.argv = [
        'QCG-PilotJob', '--log', 'debug', '--file', '--file-path',
        str(file_path), '--wd', tmpdir, '--report-format', 'json'
    ]
    QCGPMService().start()

    jobEntries = check_job_status_in_json([jobName],
                                          workdir=tmpdir,
                                          dest_state='SUCCEED')
    assert all(
        (isdir(abspath(join(tmpdir, jobwdir_base))),
         exists(join(abspath(join(tmpdir, jobwdir_base)), 'hostname.out')),
         exists(join(abspath(join(tmpdir, jobwdir_base)), 'hostname.err')),
         stat(join(abspath(join(tmpdir, jobwdir_base)),
                   'hostname.out')).st_size > 0))

    job_nodes = []
    allocated_cores = 0
    for jname, jentry in jobEntries.items():
        assert all(('runtime' in jentry, 'allocation'
                    in jentry.get('runtime', {})))

        jalloc = jentry['runtime']['allocation']
        for jalloc_node in jalloc.split(','):
            node_name = jalloc_node[:jalloc_node.index('[')]
            job_nodes.append(node_name)
            print('{} in available nodes ({})'.format(
                node_name, ','.join(resources_node_names)))
            assert node_name in resources_node_names, '{} not in nodes ({}'.format(
                node_name, ','.join(resources_node_names))

            ncores = len(jalloc_node[jalloc_node.index('[') + 1:-1].split(':'))
            print('#{} cores on node {}'.format(ncores, node_name))
            allocated_cores += ncores
    assert len(job_nodes) == nodes_num, str(job_nodes)
    assert allocated_cores == nodes_num * cores_num, allocated_cores

    # check if hostname is in stdout in two lines
    with open(abspath(join(tmpdir, join(jobwdir_base, 'hostname.out'))),
              'rt') as stdout_file:
        stdout_content = [line.rstrip() for line in stdout_file.readlines()]
    assert len(stdout_content) == nodes_num * cores_num, str(stdout_content)
    assert all(hostname in job_nodes
               for hostname in stdout_content), str(stdout_content)

    with pytest.raises(ValueError):
        check_job_status_in_json([jobName + 'xxx'],
                                 workdir=tmpdir,
                                 dest_state='SUCCEED')

    rmtree(tmpdir)
def test_job_description_resources():
    # a resource size

    # range
    rs = ResourceSize(min=4, max=5)
    assert all((rs.exact is None, rs.scheduler is None, rs.min == 4,
                rs.max == 5, not rs.is_exact()))
    assert rs.range == (4, 5)

    # exact
    rs = ResourceSize(exact=4)
    assert all(
        (rs.exact == 4, rs.scheduler is None, rs.min is None, rs.max is None,
         rs.is_exact()))
    assert rs.range == (None, None)

    # range with scheduler (just for tests0
    rs = ResourceSize(min=4, max=5, scheduler="sched1")
    assert all((rs.exact is None, rs.scheduler == "sched1", rs.min == 4,
                rs.max == 5, not rs.is_exact()))
    assert rs.range == (4, 5)

    # exact with scheduler
    with pytest.raises(IllegalResourceRequirements):
        ResourceSize(exact=4, scheduler="sched1")

    # no data
    with pytest.raises(IllegalResourceRequirements):
        ResourceSize()

    # no required data
    with pytest.raises(IllegalResourceRequirements):
        ResourceSize(scheduler="shed1")

    # range and exact
    with pytest.raises(IllegalResourceRequirements):
        ResourceSize(exact=4, min=2)

    # range and exact
    with pytest.raises(IllegalResourceRequirements):
        ResourceSize(exact=4, max=2)

    # illegal exact
    with pytest.raises(IllegalResourceRequirements):
        ResourceSize(exact=-1)

    # illegal range
    with pytest.raises(IllegalResourceRequirements):
        ResourceSize(max=-2)
    with pytest.raises(IllegalResourceRequirements):
        ResourceSize(min=-2)
    with pytest.raises(IllegalResourceRequirements):
        ResourceSize(min=4, max=2)

    # serialization with range
    rs = ResourceSize(min=4, max=5, scheduler="sched1")
    assert all((rs.exact is None, rs.scheduler == "sched1", rs.min == 4,
                rs.max == 5, not rs.is_exact()))
    assert rs.range == (4, 5)
    rs_json = rs.to_json()

    rs_clone = ResourceSize(**json.loads(rs_json))
    assert all((rs_clone.exact is None, rs_clone.scheduler == "sched1",
                rs_clone.min == 4, rs_clone.max == 5, not rs_clone.is_exact()))
    assert rs_clone.range == (4, 5)
    rs_clone.to_dict() == rs_clone.to_dict()

    # serialization with exact
    rs = ResourceSize(exact=2)
    assert all(
        (rs.exact == 2, rs.scheduler is None, rs.min is None, rs.max is None,
         rs.is_exact()))
    assert rs.range == (None, None)
    rs_json = rs.to_json()

    rs_clone = ResourceSize(**json.loads(rs_json))
    assert all(
        (rs_clone.exact == 2, rs_clone.scheduler is None, rs_clone.min is None,
         rs_clone.max is None, rs_clone.is_exact()))
    assert rs_clone.range == (None, None)
    rs_clone.to_dict() == rs_clone.to_dict()

    # number of cores as a number
    jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": 2  } }"""
    job = Job(**json.loads(jobd))
    assert job, "Simple job with integer number of cores"

    # number of cores as an exact object
    jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": { "exact": 2 } } }"""
    job = Job(**json.loads(jobd))
    assert job, "Simple job with number of cores as an exact object"

    # number of cores as a range object
    jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": { "min": 2, "max": 3 } } }"""
    job = Job(**json.loads(jobd))
    assert job, "Simple job with number of cores as a range object"

    # number of cores as a range object, with one of the boundary
    jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": { "min": 2 } } }"""
    job = Job(**json.loads(jobd))
    assert job, "Simple job with number of cores as a range object with only min boundary"

    # number of cores as a range object, with one of the boundary
    jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": { "max": 2 } } }"""
    job = Job(**json.loads(jobd))
    assert job, "Simple job with number of cores as a range object with only max boundary"

    # empty resources element
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { } }"""
        Job(**json.loads(jobd))

    # no cores specification
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": { } } }"""
        Job(**json.loads(jobd))

    # no nodes specification
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numNodes": { } } }"""
        Job(**json.loads(jobd))

    # illegal type of resources specification
    with pytest.raises(IllegalJobDescription):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": [ "numNodes" ] }"""
        Job(**json.loads(jobd))

    # illegal type of cores specification
    with pytest.raises(IllegalJobDescription):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": [ 1 ] } }"""
        Job(**json.loads(jobd))

    # illegal type of nodes specification
    with pytest.raises(IllegalJobDescription):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numNodes": [ 1 ] } }"""
        Job(**json.loads(jobd))

    # exact number with range
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": { "exact": 2, "min": 1, "max": 3 } } }"""
        job = Job(**json.loads(jobd))

    # exact number with one of the range boundary
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": { "exact": 2, "min": 1 } } }"""
        job = Job(**json.loads(jobd))

    # number of cores negative
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": -2 } }"""
        job = Job(**json.loads(jobd))

    # 'max' greater than 'min' in range object
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": { "min": 4, "max": 3 } } }"""
        job = Job(**json.loads(jobd))

    # range boundary negative
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": { "min": -2 } } }"""
        job = Job(**json.loads(jobd))

    # range boundary negative
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": { "min": -4, "max": -1 } } }"""
        job = Job(**json.loads(jobd))

    # general crs
    assert not JobResources(numCores=1).has_crs
    jr = JobResources(numCores=1, nodeCrs={'gpu': 1})
    assert all((jr.has_crs, len(jr.crs) == 1, CRType.GPU
                in jr.crs, jr.crs[CRType.GPU] == 1))

    # crs without cores count
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "nodeCrs": { "gpu": 1 } } }"""
        job = Job(**json.loads(jobd))

    # gpu cr
    jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": 2, "nodeCrs": { "gpu": 1 } } }"""
    job = Job(**json.loads(jobd))
    assert job, "Job with node consumable resources (gpu)"

    # mem cr
    jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": 2, "nodeCrs": { "mem": 1 } } }"""
    job = Job(**json.loads(jobd))
    assert job, "Job with node consumable resources (mem)"

    # gpu cr with non-uniform letter case
    jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": 2, "nodeCrs": { "GpU": 1 } } }"""
    job = Job(**json.loads(jobd))
    assert job, "Job with node consumable resources (gpu)"

    # mem cr with non-uniform letter case
    jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": 2, "nodeCrs": { "meM": 1 } } }"""
    job = Job(**json.loads(jobd))
    assert job, "Job with node consumable resources (mem)"

    # many crs with non-uniform letter case
    jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": 2, "nodeCrs": { "meM": 1, "gPU": 2 } } }"""
    job = Job(**json.loads(jobd))
    assert job, "Job with node consumable resources (mem)"

    # unknown cr
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": 2, "nodeCrs": { "strange_cr": 1 } } }"""
        Job(**json.loads(jobd))

    # gpu cr without integer value
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": 2, "nodeCrs": { "gpu": "1" } } }"""
        Job(**json.loads(jobd))

    # mem cr without integer value
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": 2, "nodeCrs": { "mem": "one" } } }"""
        Job(**json.loads(jobd))

    # gpu cr with negative integer value
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": 2, "nodeCrs": { "gpu": -1 } } }"""
        Job(**json.loads(jobd))

    # gpu cr with 0
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": 2, "nodeCrs": { "gpu": 0 } } }"""
        Job(**json.loads(jobd))

    # repeating gpu cr
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": 2, "nodeCrs": { "gpu": 1, "GpU": 2 } } }"""
        Job(**json.loads(jobd))

    # repeating gpu cr
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": 2, "nodeCrs": { "gpu": 1, "mem": 2, "GpU": 2 } } }"""
        Job(**json.loads(jobd))

    # wrong format of cr's
    with pytest.raises(IllegalJobDescription):
        jobd = """{ "name": "job1", 
                  "execution": { "exec": "/bin/date" },
                  "resources": { "numCores": 2, "nodeCrs": [  ] } }"""
        Job(**json.loads(jobd))

    # num cores & nodes as integers
    jr = JobResources(numCores=2)
    assert all((jr.cores.is_exact(), jr.cores.exact == 2))
    jr = JobResources(numNodes=3)
    assert all((jr.nodes.is_exact(), jr.nodes.exact == 3))

    # min number of cores
    assert JobResources(numCores=ResourceSize(
        exact=2)).get_min_num_cores() == 2
    assert JobResources(numCores=ResourceSize(min=4)).get_min_num_cores() == 4
    assert JobResources(
        numCores=ResourceSize(min=3, max=6)).get_min_num_cores() == 3
    assert JobResources(
        numCores=ResourceSize(exact=2),
        numNodes=ResourceSize(exact=1)).get_min_num_cores() == 2
    assert JobResources(numCores=ResourceSize(exact=2),
                        numNodes=ResourceSize(min=4)).get_min_num_cores() == 8
    assert JobResources(numCores=ResourceSize(exact=2),
                        numNodes=ResourceSize(min=4,
                                              max=5)).get_min_num_cores() == 8
    assert JobResources(
        numCores=ResourceSize(min=3, max=6),
        numNodes=ResourceSize(exact=2)).get_min_num_cores() == 6
    assert JobResources(numCores=ResourceSize(min=3, max=6),
                        numNodes=ResourceSize(min=4,
                                              max=6)).get_min_num_cores() == 12

    # walltime in job resources
    jr = JobResources(numCores=ResourceSize(exact=2), wt="10m")
    assert jr.wt == timedelta(minutes=10)

    # errors
    with pytest.raises(IllegalResourceRequirements):
        JobResources(numCores=ResourceSize(exact=2), wt="")
    with pytest.raises(IllegalResourceRequirements):
        JobResources(numCores=ResourceSize(exact=2), wt="0")
    with pytest.raises(IllegalResourceRequirements):
        JobResources(numCores=ResourceSize(exact=2), wt="2")
    with pytest.raises(IllegalResourceRequirements):
        JobResources(numCores=ResourceSize(exact=2), wt="2d")
    with pytest.raises(IllegalResourceRequirements):
        JobResources(numCores=ResourceSize(exact=2), wt="two hours")
    with pytest.raises(IllegalResourceRequirements):
        JobResources(numCores=ResourceSize(exact=2), wt="-10")
    with pytest.raises(IllegalResourceRequirements):
        JobResources(numCores=ResourceSize(exact=2), wt="-10s")

    # job resources serialization
    jr = JobResources(numCores=ResourceSize(min=2, max=6, scheduler="sched1"),
                      numNodes=ResourceSize(exact=4),
                      wt="10m",
                      nodeCrs={"gpu": 2})
    jr_json = jr.to_json()

    jr_clone = JobResources(**json.loads(jr_json))
    jr.to_dict() == jr_clone.to_dict()

    # walltime
    jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": 2, "wt": "10m" } }"""
    job = Job(**json.loads(jobd))
    assert job.resources.wt == timedelta(minutes=10)

    # walltime 2
    jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": 2, "wt": "24h" } }"""
    job = Job(**json.loads(jobd))
    assert job.resources.wt == timedelta(hours=24)

    # walltime 3
    jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": 2, "wt": "24h10m5s" } }"""
    job = Job(**json.loads(jobd))
    assert job.resources.wt == timedelta(hours=24, minutes=10, seconds=5)

    # missing walltime value
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": 2, "wt": "" } }"""
        job = Job(**json.loads(jobd))
        print('job walltime: {}'.format(str(job.resources.wt)))

    # wrong walltime format walltime
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": 2, "wt": "2d" } }"""
        Job(**json.loads(jobd))

    # wrong walltime format walltime 2
    with pytest.raises(IllegalResourceRequirements):
        jobd = """{ "name": "job1", 
              "execution": { "exec": "/bin/date" },
              "resources": { "numCores": 2, "wt": "2" } }"""
        Job(**json.loads(jobd))