Initial commmit for tally triggers with squashed commit log

tests/test_trigger_batch_interval/test_trigger_batch_interval.py

@@ -0,0 +1,59 @@
+#!/usr/bin/env python
+
+import os
+from subprocess import Popen, STDOUT, PIPE, call
+import filecmp
+import glob
+from optparse import OptionParser
+
+parser = OptionParser()
+parser.add_option('--mpi_exec', dest='mpi_exec', default='')
+parser.add_option('--mpi_np', dest='mpi_np', default='3')
+parser.add_option('--exe', dest='exe')
+(opts, args) = parser.parse_args()
+cwd = os.getcwd()
+
+def test_run():
+    if opts.mpi_exec != '':
+        proc = Popen([opts.mpi_exec, '-np', opts.mpi_np, opts.exe, cwd],
+               stderr=STDOUT, stdout=PIPE)
+    else:
+        proc = Popen([opts.exe, cwd], stderr=STDOUT, stdout=PIPE)
+    print(proc.communicate()[0])
+    returncode = proc.returncode
+    assert returncode == 0, 'OpenMC did not exit successfully.'
+
+def test_created_statepoint():
+    statepoint = glob.glob(os.path.join(cwd, 'statepoint.19.*'))
+    assert len(statepoint) == 1, 'Either multiple or no statepoint files exist.'
+    assert statepoint[0].endswith('binary') or statepoint[0].endswith('h5'),\
+        'Statepoint file is not a binary or hdf5 file.'
+
+def test_results():
+    statepoint = glob.glob(os.path.join(cwd, 'statepoint.19.*'))
+    call(['python', 'results.py', statepoint[0]])
+    compare = filecmp.cmp('results_test.dat', 'results_true.dat')
+    if not compare:
+      os.rename('results_test.dat', 'results_error.dat')
+    assert compare, 'Results do not agree.'
+
+def teardown():
+    output = glob.glob(os.path.join(cwd, 'statepoint.19.*'))
+    output.append(os.path.join(cwd, 'results_test.dat'))
+    for f in output:
+        if os.path.exists(f):
+            os.remove(f)
+
+if __name__ == '__main__':
+
+    # test for openmc executable
+    if opts.exe is None:
+        raise Exception('Must specify OpenMC executable from command line with --exe.')
+
+    # run tests
+    try:
+        test_run()
+        test_created_statepoint()
+        test_results()
+    finally:
+        teardown()