# ____________________________________________________________________________________
#
# Pyomo: Python Optimization Modeling Objects
# Copyright (c) 2008-2026 National Technology and Engineering Solutions of Sandia, LLC
# Under the terms of Contract DE-NA0003525 with National Technology and Engineering
# Solutions of Sandia, LLC, the U.S. Government retains certain rights in this
# software. This software is distributed under the 3-clause BSD License.
# ____________________________________________________________________________________
import glob
import shutil
from os.path import join, basename, dirname, isfile
from pyomo.opt.base.solvers import _extract_version
[docs]
class MockMIP:
"""Methods used to create a mock MIP solver used for testing"""
[docs]
def __init__(self, mockdir):
self.mock_subdir = mockdir
def create_command_line(self, executable, problem_files):
self._mock_problem = basename(problem_files[0]).split('.')[0]
self._mock_dir = dirname(problem_files[0])
def _default_executable(self):
return "mock"
executable = _default_executable
def version(self):
return _extract_version('')
def _execute_command(self, cmd):
mock_basename = join(self._mock_dir, self.mock_subdir, self._mock_problem)
if self._soln_file is not None:
# prefer .sol over .soln
for ext in ('sol', 'soln'):
file = glob.glob(mock_basename + "*." + ext)
if len(file):
if len(file) > 1:
raise RuntimeError("Multiple .%s files found" % ext)
shutil.copyfile(file[0], self._soln_file)
break
for file in glob.glob(mock_basename + "*"):
if file.split(".")[-1] != "out":
shutil.copyfile(file, join(self._mock_dir, basename(file)))
log = ""
fname = mock_basename + ".out"
if not isfile(fname):
raise ValueError("Missing mock data file: " + fname)
INPUT = open(mock_basename + ".out")
for line in INPUT:
log = log + line
INPUT.close()
return [0, log]