test/test_dependency.py

   1 #!/usr/bin/python
   2 # Copyright (c) 2000 - 2016 Samsung Electronics Co., Ltd. All rights reserved.
   3 #
   4 # Contact:
   5 # @author Chulwoo Shin <cw1.shin@samsung.com>
   6 #
   7 # Licensed under the Apache License, Version 2.0 (the "License");
   8 # you may not use this file except in compliance with the License.
   9 # You may obtain a copy of the License at
  10 #
  11 # http://www.apache.org/licenses/LICENSE-2.0
  12 #
  13 # Unless required by applicable law or agreed to in writing, software
  14 # distributed under the License is distributed on an "AS IS" BASIS,
  15 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16 # See the License for the specific language governing permissions and
  17 # limitations under the License.
  18 #
  19 # Contributors:
  20 # - S-Core Co., Ltd
  21
  22 import os
  23 import time
  24 import unittest
  25
  26 from tic.dependency import analyze_dependency
  27 from tic.parser.repo_parser import RepodataParser
  28
  29
  30 current_milli_time = lambda: int(round(time.time() * 1000))
  31 CWD = os.path.dirname(__file__) or '.'
  32 TEST_REPODATA_LOC = os.path.join(CWD, 'dependency_fixtures')
  33
  34 def suite():
  35     # return unittest.makeSuite(DependencyTest, ['testsun1', 'testTrue'])
  36     return unittest.makeSuite(DependencyTest)
  37
  38 class DependencyTest(unittest.TestCase):
  39     def setUp(self):
  40         # test environment setup
  41         self.repo_list = [os.path.join(TEST_REPODATA_LOC, 'repodata/base-primary.xml'),
  42                           os.path.join(TEST_REPODATA_LOC, 'repodata/mobile-primary.xml')]
  43         self.pkg_group = None
  44         try:
  45             repo_parser = RepodataParser(self.repo_list)
  46             self.pkg_group = repo_parser.parse()
  47         except Exception as e:
  48             raise self.failureException
  49
  50
  51
  52     def tearDown(self):
  53         # clear environment after test
  54         del self.repo_list
  55         del self.pkg_group
  56
  57     def test_parse(self):
  58         self.assertNotEqual(self.pkg_group, None)
  59         self.assertNotEqual(self.pkg_group['pkg_list'], None)
  60         self.assertNotEqual(self.pkg_group['pkg2id'], None)
  61         self.assertEqual(len(self.pkg_group['pkg_list']), len(self.pkg_group['pkg2id']))
  62
  63         pkg_list = self.pkg_group['pkg_list']
  64         pkg2id = self.pkg_group['pkg2id']
  65
  66         # Consistency checks between pkg_list and pkg2id
  67         for pkg_id in range(len(pkg_list)):
  68             pkg_info = pkg_list[pkg_id]
  69             self.assertEqual(pkg_id, pkg2id.get(pkg_info['name']))
  70
  71     def test_dependency(self):
  72         # 1st package install-depdency analysis
  73         start_time = current_milli_time()
  74         analyze_dependency(self.pkg_group)
  75         # print('time:', current_milli_time() - start_time)
  76         pkg_list = self.pkg_group['pkg_list']
  77
  78         # 2nd package install-depdency analysis for test (using bruteforce)
  79         test_repo_parser = RepodataParser(self.repo_list)
  80         test_pkg_group = test_repo_parser.parse()
  81         test_pkg_list = test_pkg_group.get('pkg_list')
  82         test_pkg2id = test_pkg_group.get('pkg2id')
  83
  84         start_time = current_milli_time()
  85         count = 1;
  86         visited = [0]*len(test_pkg_list)
  87         for pkg_id in range(len(test_pkg_list)):
  88             visited[pkg_id] = count
  89             dep_set = self.dep_dfs(count, pkg_id, test_pkg_list, visited)
  90             test_pkg_list[pkg_id]['dependency'] = list(dep_set)
  91             count += 1
  92         # print('time:', current_milli_time() - start_time)
  93
  94         # compares the result of 1st and 2nd
  95         if len(pkg_list) != len(test_pkg_list):
  96             raise self.failureException
  97
  98         for pkg_id in range(len(pkg_list)):
  99             pkg_info = pkg_list[pkg_id]
 100             test_pkg_info = test_pkg_list[test_pkg2id[pkg_info['name']]]
 101
 102             if pkg_info['name'] != test_pkg_info['name']:
 103                 raise self.failureException
 104             elif len(pkg_info['dependency']) != len(test_pkg_info['dependency']):
 105                 print('pkg_info_1:', pkg_info['dependency'])
 106                 print('pkg_info_2:', test_pkg_info['dependency'])
 107                 raise self.failureException
 108
 109             for dep in test_pkg_info.get('dependency'):
 110                 if dep not in pkg_info['dependency']:
 111                     print(dep, 'does not exist')
 112                     raise self.failureException
 113
 114     def dep_dfs(self, count, pkg_id, pkg_list, visited):
 115         dep_set = set([pkg_list[pkg_id]['name']])
 116
 117         if pkg_list[pkg_id].get('requires'):
 118             for req in pkg_list[pkg_id].get('requires'):
 119                 req_id = req.get('id')
 120                 if req_id is not None:
 121                     if visited[req_id] < count:
 122                         visited[req_id] = count
 123                         dep_set.update(self.dep_dfs(count, req_id, pkg_list, visited))
 124                 else:
 125                     pass
 126                     #TODO: package doest not exist
 127                     #print('def_dfs::', req['name'], 'is not exist (in dep_analysis)')
 128
 129         return dep_set
 130
 131 if __name__ == "__main__":
 132     #import sys;sys.argv = ['', 'Test.testName']
 133     unittest.main()