1 #!/usr/bin/env python 2 # 3 # Copyright 2017 - The Android Open Source Project 4 # 5 # Licensed under the Apache License, Version 2.0 (the "License"); 6 # you may not use this file except in compliance with the License. 7 # You may obtain a copy of the License at 8 # 9 # http://www.apache.org/licenses/LICENSE-2.0 10 # 11 # Unless required by applicable law or agreed to in writing, software 12 # distributed under the License is distributed on an "AS IS" BASIS, 13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 # See the License for the specific language governing permissions and 15 # limitations under the License. 16 17 import unittest 18 19 from metrics import disk_metric 20 from tests import fake 21 22 23 class DiskMetricTest(unittest.TestCase): 24 """Class for testing DiskMetric.""" 25 26 def test_return_total_used_avail_percent(self): 27 # Create sample stdout string ShellCommand.run() would return 28 stdout_string = '/dev/sda 57542652 18358676 ' '36237928 34% /' 29 FAKE_RESULT = fake.FakeResult(stdout=stdout_string) 30 fake_shell = fake.MockShellCommand(fake_result=FAKE_RESULT) 31 metric_obj = disk_metric.DiskMetric(shell=fake_shell) 32 33 expected_result = { 34 disk_metric.DiskMetric.TOTAL: 57542652, 35 disk_metric.DiskMetric.USED: 18358676, 36 disk_metric.DiskMetric.AVAIL: 36237928, 37 disk_metric.DiskMetric.PERCENT_USED: 34 38 } 39 self.assertEqual(expected_result, metric_obj.gather_metric()) 40 41 42 if __name__ == '__main__': 43 unittest.main() 44
