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#!/usr/bin/env python
# vim: set fileencoding=utf-8 :
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###############################################################################
#                                                                             #
# Copyright (c) 2016 Idiap Research Institute, http://www.idiap.ch/           #
# Contact: beat.support@idiap.ch                                              #
#                                                                             #
# This file is part of the beat.cmdline module of the BEAT platform.          #
#                                                                             #
# Commercial License Usage                                                    #
# Licensees holding valid commercial BEAT licenses may use this file in       #
# accordance with the terms contained in a written agreement between you      #
# and Idiap. For further information contact tto@idiap.ch                     #
#                                                                             #
# Alternatively, this file may be used under the terms of the GNU Affero      #
# Public License version 3 as published by the Free Software and appearing    #
# in the file LICENSE.AGPL included in the packaging of this file.            #
# The BEAT platform is distributed in the hope that it will be useful, but    #
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY  #
# or FITNESS FOR A PARTICULAR PURPOSE.                                        #
#                                                                             #
# You should have received a copy of the GNU Affero Public License along      #
# with the BEAT platform. If not, see http://www.gnu.org/licenses/.           #
#                                                                             #
###############################################################################


# Basic tests for the command line beat program: cache

import os

import nose.tools

from . import prefix, tmp_prefix
from ..scripts.beat import main
from beat.core.test.utils import cleanup, slow


def call(*args, **kwargs):
  '''A central mechanism to call the main routine with the right parameters'''

  use_prefix = kwargs.get('prefix', prefix)

  return main((
      '--prefix=%s' % use_prefix,
      '--cache=%s' % tmp_prefix,
      '--test-mode',
      ) + args)


def setup_module():
  call('experiments', 'run', 'user/user/double_triangle/1/double_triangle')

def teardown_module():
  cleanup()

@slow
def test_cache_info():
  assert len(os.listdir(tmp_prefix)) != 0
  nose.tools.eq_(call('cache', 'info'), 0)
  nose.tools.eq_(call('cache', 'info', '--sizes'), 0)
  nose.tools.eq_(call('cache', 'info', '--start=0'), 0)

@slow
def test_cache_view():
  assert len(os.listdir(tmp_prefix)) != 0
  nose.tools.eq_(call('cache', 'view'), 0)
  nose.tools.eq_(call('cache', 'view', '--start=0'), 0)

@slow
def test_cache_clear():
  assert len(os.listdir(tmp_prefix)) != 0
  nose.tools.eq_(call('cache', 'clear'), 0)
  nose.tools.eq_(len(os.listdir(tmp_prefix)), 0)