#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# Copyright 2013 The Plaso Project Authors.
# Please see the AUTHORS file for details on individual authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Tests for the format specification classes."""

import unittest

from plaso.classifier import specification


class SpecificationStoreTest(unittest.TestCase):
  """Class to test the specification store."""

  def testAddSpecification(self):
    """Function to test the add specification function."""
    store = specification.SpecificationStore()

    format_regf = specification.Specification('REGF')
    format_regf.AddNewSignature('regf', offset=0)

    format_esedb = specification.Specification('ESEDB')
    format_esedb.AddNewSignature('\xef\xcd\xab\x89', offset=4)

    store.AddSpecification(format_regf)
    store.AddSpecification(format_esedb)

    with self.assertRaises(KeyError):
      store.AddSpecification(format_regf)


if __name__ == '__main__':
  unittest.main()