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141 lines
4.6 KiB
141 lines
4.6 KiB
#!/usr/bin/env python3
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#
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# Copyright 2019, The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Unittests for bug_detector."""
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# pylint: disable=line-too-long
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import datetime
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import json
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import os
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import unittest
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from unittest import mock
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import bug_detector
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import constants
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import unittest_constants as uc
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TEST_DICT = {
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'test1': {
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'latest_exit_code': 5,
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'updated_at': ''
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},
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'test2': {
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'latest_exit_code': 0,
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'updated_at': ''
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}
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}
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class BugDetectorUnittest(unittest.TestCase):
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"""Unit test for bug_detector.py"""
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def setUp(self):
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"""Set up stuff for testing."""
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self.history_file = os.path.join(uc.TEST_DATA_DIR, 'bug_detector.json')
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self.detector = bug_detector.BugDetector(['test1'], 5, self.history_file)
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self._reset_history_file()
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self.history_file2 = os.path.join(uc.TEST_DATA_DIR, 'bug_detector2.json')
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def tearDown(self):
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"""Run after execution of every test"""
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if os.path.isfile(self.history_file):
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os.remove(self.history_file)
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if os.path.isfile(self.history_file2):
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os.remove(self.history_file2)
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def _reset_history_file(self):
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"""Reset test history file."""
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with open(self.history_file, 'w') as outfile:
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json.dump(TEST_DICT, outfile)
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def _make_test_file(self, file_size):
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temp_history = {}
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for i in range(file_size):
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latest_bug = {
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i: {
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'latest_exit_code': i,
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'updated_at': datetime.datetime.now().isoformat()
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}
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}
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temp_history.update(latest_bug)
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with open(self.history_file2, 'w') as outfile:
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json.dump(temp_history, outfile, indent=0)
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@mock.patch.object(bug_detector.BugDetector, 'update_history')
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def test_get_detect_key(self, _):
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"""Test get_detect_key."""
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# argv without -v
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argv = ['test2', 'test1']
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want_key = 'test1 test2'
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dtr = bug_detector.BugDetector(argv, 0)
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self.assertEqual(dtr.get_detect_key(argv), want_key)
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# argv with -v
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argv = ['-v', 'test2', 'test1']
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want_key = 'test1 test2'
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dtr = bug_detector.BugDetector(argv, 0)
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self.assertEqual(dtr.get_detect_key(argv), want_key)
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# argv with --verbose
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argv = ['--verbose', 'test2', 'test3', 'test1']
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want_key = 'test1 test2 test3'
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dtr = bug_detector.BugDetector(argv, 0)
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self.assertEqual(dtr.get_detect_key(argv), want_key)
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def test_get_history(self):
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"""Test get_history."""
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self.assertEqual(self.detector.get_history(), TEST_DICT)
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@mock.patch.object(bug_detector.BugDetector, 'update_history')
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def test_detect_bug_caught(self, _):
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"""Test detect_bug_caught."""
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self._reset_history_file()
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dtr = bug_detector.BugDetector(['test1'], 0, self.history_file)
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success = 1
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self.assertEqual(dtr.detect_bug_caught(), success)
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def test_update_history(self):
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"""Test update_history."""
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constants.UPPER_LIMIT = 10
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constants.TRIM_TO_SIZE = 3
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mock_file_size = 0
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self._make_test_file(mock_file_size)
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dtr = bug_detector.BugDetector(['test1'], 0, self.history_file2)
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self.assertTrue('test1' in dtr.history)
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# History is larger than constants.UPPER_LIMIT. Trim to size.
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mock_file_size = 10
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self._make_test_file(mock_file_size)
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dtr = bug_detector.BugDetector(['test1'], 0, self.history_file2)
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self.assertEqual(len(dtr.history), constants.TRIM_TO_SIZE)
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keys = ['test1', '9', '8']
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for key in keys:
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self.assertTrue(key in dtr.history)
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# History is not larger than constants.UPPER_LIMIT.
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mock_file_size = 5
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self._make_test_file(mock_file_size)
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dtr = bug_detector.BugDetector(['test1'], 0, self.history_file2)
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self.assertEqual(len(dtr.history), mock_file_size+1)
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keys = ['test1', '4', '3', '2', '1', '0']
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for key in keys:
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self.assertTrue(key in dtr.history)
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if __name__ == '__main__':
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unittest.main()
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