__init__.py 8.65 KB
Newer Older
1 2 3

from __future__ import print_function

4 5 6 7 8 9 10
import unittest
import nose

import os
import pkg_resources

import gridtk
11 12
import subprocess, signal
import time
13 14 15

from gridtk.models import Job

16
class GridTKTest(unittest.TestCase):
17 18 19 20 21 22 23
  # This class defines tests for the gridtk

  def setUp(self):
    # Create a temporary directory that will contain all outputs
    import tempfile
    self.temp_dir = tempfile.mkdtemp(prefix='gridtk_test')
    self.log_dir = os.path.join(self.temp_dir, 'logs')
24 25
    self.database = os.path.join(self.temp_dir, 'database.sql3')
    self.scheduler_job = None
26 27 28


  def tearDown(self):
29 30 31
    # make sure that all scheduler jobs are stopped after exiting
    if self.scheduler_job:
      self.scheduler_job.send_signal(signal.SIGINT)
32
      self.scheduler_job.wait()
33 34 35 36 37 38 39 40 41 42 43 44
    # Clean up the mess that we created
    import shutil
    shutil.rmtree(self.temp_dir)

  def test01_local(self):
    # This test executes all commands of the local grid manager and asserts that everything is fine

    # first, add some commands to the database
    script_1 = pkg_resources.resource_filename('gridtk.tests', 'test_script.sh')
    script_2 = pkg_resources.resource_filename('gridtk.tests', 'test_array.sh')
    from gridtk.script import jman
    # add a simple script that will write some information to the
45 46
    jman.main(['./bin/jman', '--local', '--database', self.database, 'submit', '--log-dir', self.log_dir, '--name', 'test_1', script_1])
    jman.main(['./bin/jman', '--local', '--database', self.database, 'submit', '--log-dir', self.log_dir, '--name', 'test_2',  '--dependencies', '1', '--parametric', '1-7:2', script_2])
47 48

    # check that the database was created successfully
49
    assert os.path.exists(self.database)
50

51
    print()
52
    # test that the list command works (should also work with the "default" grid manager
53 54
    jman.main(['./bin/jman', '--database', self.database, 'list', '--job-ids', '1'])
    jman.main(['./bin/jman', '--database', self.database, 'list', '--job-ids', '2', '--print-array-jobs', '--print-dependencies'])
55 56

    # get insight into the database
57
    job_manager = gridtk.local.JobManagerLocal(database=self.database)
58 59 60 61 62 63
    session = job_manager.lock()
    jobs = list(session.query(Job))
    assert len(jobs) == 2
    assert jobs[0].id == 1
    assert jobs[1].id == 2
    assert len(jobs[1].array) == 4
64 65
    assert jobs[0].status == 'submitted'
    assert jobs[1].status == 'submitted'
66 67 68 69 70 71 72 73 74 75 76

    # check that the job dependencies are correct
    waiting = jobs[0].get_jobs_waiting_for_us()
    assert len(waiting) == 1
    assert waiting[0].id == 2
    waited = jobs[1].get_jobs_we_wait_for()
    assert len(waited) == 1
    assert waited[0].id == 1

    job_manager.unlock()

77 78
    # now, start the local execution of the job in a parallel job
    self.scheduler_job = subprocess.Popen(['./bin/jman', '--local', '--database', self.database, 'run-scheduler', '--sleep-time', '5', '--parallel', '2'])
79

80
    # sleep some time to assure that the scheduler was able to start the first job
81
    time.sleep(4)
82 83 84
    # ... and kill the scheduler
    self.scheduler_job.send_signal(signal.SIGINT)
    self.scheduler_job = None
85

86 87 88 89 90 91 92 93 94 95 96
    # now, the first job needs to have status failure, and the second needs to be queued
    session = job_manager.lock()
    jobs = list(session.query(Job))
    assert len(jobs) == 2
    assert jobs[0].status == 'failure'
    assert jobs[1].status == 'queued'
    # the result files should not be there yet
    assert not os.path.exists(jobs[0].std_out_file())
    assert not os.path.exists(jobs[0].std_err_file())
    job_manager.unlock()

97

98 99 100 101
    # reset the job 1
    jman.main(['./bin/jman', '--local', '--database', self.database, 'resubmit', '--job-id', '1', '--running-jobs'])

    # now, start the local execution of the job in a parallel job
102
    self.scheduler_job = subprocess.Popen(['./bin/jman', '--local', '--database', self.database, 'run-scheduler', '--sleep-time', '5', '--parallel', '2'])
103 104

    # sleep some time to assure that the scheduler was able to finish the first and start the second job
105
    time.sleep(9)
106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125
    # ... and kill the scheduler
    self.scheduler_job.send_signal(signal.SIGINT)
    self.scheduler_job = None

    # Job 1 and two array jobs of job two should be finished now, the other two still need to be queued
    session = job_manager.lock()
    jobs = list(session.query(Job))
    assert len(jobs) == 2
    assert jobs[0].status == 'failure'
    assert jobs[1].status == 'executing'
    assert jobs[1].array[0].status == 'failure'
    assert jobs[1].array[0].result == 1
    assert jobs[1].array[1].status == 'success'
    assert jobs[1].array[1].result == 0
    assert len([a for a in jobs[1].array if a.status == 'queued']) == 2
    out_file = jobs[0].std_out_file()
    err_file = jobs[0].std_err_file()
    job_manager.unlock()

    # the result files of the first job should now be there
126 127 128 129 130
    assert os.path.isfile(out_file)
    assert os.path.isfile(err_file)
    assert open(out_file).read().rstrip() == 'This is a text message to std-out'
    assert open(err_file).read().rstrip() == 'This is a text message to std-err'

131 132 133 134 135 136
    # resubmit all jobs
    jman.main(['./bin/jman', '--local', '--database', self.database, 'resubmit', '--running-jobs'])
    # check that the log files have been cleaned
    assert not os.path.exists(out_file)
    assert not os.path.exists(err_file)
    # ... but the log dir still exists
137
    assert os.path.exists(self.log_dir)
138

139
    # now, let the scheduler run all jobs
140
    self.scheduler_job = subprocess.Popen(['./bin/jman', '--local', '--database', self.database, 'run-scheduler', '--sleep-time', '1', '--parallel', '2', '--die-when-finished'])
141
    # ... and kill the scheduler
142
    time.sleep(10)
143
    assert self.scheduler_job.poll() is not None
144
    self.scheduler_job = None
145

146 147 148 149 150
    # check that all output files are generated again
    assert os.path.isfile(out_file)
    assert os.path.isfile(err_file)
    assert open(out_file).read().rstrip() == 'This is a text message to std-out'
    assert open(err_file).read().rstrip() == 'This is a text message to std-err'
151 152 153

    # check that exactly four output and four error files have been created
    files = os.listdir(self.log_dir)
154
    assert len(files) == 10
155 156 157 158
    for i in range(1,8,2):
      assert 'test_2.o2.%d'%i in files
      assert 'test_2.e2.%d'%i in files

159
    # check that all array jobs are finished now
160
    session = job_manager.lock()
161 162 163 164 165 166 167 168
    jobs = list(session.query(Job))
    assert len(jobs) == 2
    assert jobs[1].status == 'failure'
    assert jobs[1].array[0].status == 'failure'
    assert jobs[1].array[0].result == 1
    for i in range(1,4):
      assert jobs[1].array[i].status == 'success'
      assert jobs[1].array[i].result == 0
169 170
    job_manager.unlock()

171
    print()
172 173 174
    # test that the list command still works
    jman.main(['./bin/jman', '--database', self.database, 'list', '--print-array-jobs'])

175
    print()
176
    # test that the report command works
177 178
    jman.main(['./bin/jman', '--database', self.database, 'report'])

179
    # clean-up
180
    jman.main(['./bin/jman', '--local', '--database', self.database, 'delete'])
181

182
    # check that the database and the log files are gone
183
    assert len(os.listdir(self.temp_dir)) == 0
184

185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213
    # add the scripts again, but this time with the --stop-on-failure option
    jman.main(['./bin/jman', '--local', '--database', self.database, 'submit', '--log-dir', self.log_dir, '--name', 'test_1', '--stop-on-failure', script_1])
    jman.main(['./bin/jman', '--local', '--database', self.database, 'submit', '--log-dir', self.log_dir, '--name', 'test_2',  '--dependencies', '1', '--parametric', '1-7:2', '--stop-on-failure', script_2])

    # and execute them, but without writing the log files
    self.scheduler_job = subprocess.Popen(['./bin/jman', '--local', '--database', self.database, 'run-scheduler', '--sleep-time', '0.1', '--parallel', '2', '--die-when-finished', '--no-log-files'])
    # ... and kill the scheduler
    time.sleep(3)
    assert self.scheduler_job.poll() is not None
    self.scheduler_job = None

    # assert that the log files are not there
    assert not os.path.isfile(out_file)
    assert not os.path.isfile(err_file)


    # check that all array jobs are finished now
    session = job_manager.lock()
    jobs = list(session.query(Job))
    assert len(jobs) == 2
    assert jobs[0].status == 'failure'
    assert jobs[0].result == 255
    assert jobs[1].status == 'failure'
    assert jobs[1].result is None
    job_manager.unlock()

    # and clean up again
    jman.main(['./bin/jman', '--local', '--database', self.database, 'delete'])

214 215 216 217 218

  def test02_grid(self):
    # Tests the functionality of the grid toolkit in the grid
    raise nose.plugins.skip.SkipTest("This test is not yet implemented. If you find a proper ways to test the grid functionality, please go ahead and implement the test.")