test/hoomd_script/test_init_create_random.py

   1 # -*- coding: iso-8859-1 -*-
   2 # Maintainer: joaander
   3
   4 from hoomd_script import *
   5 import unittest
   6 import os
   7
   8 # unit tests for init.create_random
   9 class init_create_random_tests (unittest.TestCase):
  10     def setUp(self):
  11         print
  12
  13     # tests basic creation of the random initializer
  14     def test(self):
  15         init.create_random(N=100, phi_p=0.05);
  16         self.assert_(globals.system_definition);
  17         self.assert_(globals.system);
  18
  19     # tests creation with a few more arguments specified
  20     def test_moreargs(self):
  21         init.create_random(name="B", min_dist=0.1, N=100, phi_p=0.05);
  22         self.assert_(globals.system_definition);
  23         self.assert_(globals.system);
  24
  25     # tests creation with a specified box
  26     def test_box(self):
  27         init.create_random(name="B", min_dist=0.1, N=100, box=data.boxdim(L=100));
  28         self.assert_(globals.system_definition);
  29         self.assert_(globals.system);
  30
  31     # checks for an error if initialized twice
  32     def test_inittwice(self):
  33         init.create_random(N=100, phi_p=0.05);
  34         self.assertRaises(RuntimeError, init.create_random, N=100, phi_p=0.05);
  35
  36     def tearDown(self):
  37         init.reset();
  38
  39
  40 if __name__ == '__main__':
  41     unittest.main(argv = ['test.py', '-v'])