tests/test_irq.py

   1 # The MIT License (MIT)
   2 #
   3 # Copyright (C) 2016 - Julien Desfossez <jdesfossez@efficios.com>
   4 #                      Antoine Busque <abusque@efficios.com>
   5 #
   6 # Permission is hereby granted, free of charge, to any person obtaining a copy
   7 # of this software and associated documentation files (the "Software"), to deal
   8 # in the Software without restriction, including without limitation the rights
   9 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10 # copies of the Software, and to permit persons to whom the Software is
  11 # furnished to do so, subject to the following conditions:
  12 #
  13 # The above copyright notice and this permission notice shall be included in
  14 # all copies or substantial portions of the Software.
  15 #
  16 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  19 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22 # SOFTWARE.
  23
  24 from .analysis_test import AnalysisTest
  25
  26
  27 class IrqTest(AnalysisTest):
  28     def write_trace(self):
  29         self.trace_writer.write_softirq_raise(1000, 1, 1)
  30         self.trace_writer.write_softirq_raise(1001, 3, 1)
  31         self.trace_writer.write_softirq_raise(1002, 1, 9)
  32         self.trace_writer.write_softirq_exit(1003, 0, 4)
  33         self.trace_writer.write_softirq_raise(1004, 3, 9)
  34         self.trace_writer.write_softirq_raise(1005, 3, 7)
  35         self.trace_writer.write_softirq_entry(1006, 3, 1)
  36         self.trace_writer.write_softirq_entry(1007, 1, 1)
  37         self.trace_writer.write_softirq_exit(1008, 1, 1)
  38         self.trace_writer.write_softirq_exit(1009, 3, 1)
  39         self.trace_writer.write_softirq_entry(1010, 1, 9)
  40         self.trace_writer.write_softirq_entry(1011, 3, 7)
  41         self.trace_writer.write_softirq_exit(1012, 1, 9)
  42         self.trace_writer.write_softirq_exit(1013, 3, 7)
  43         self.trace_writer.write_softirq_entry(1014, 3, 9)
  44         self.trace_writer.write_softirq_exit(1015, 3, 9)
  45         self.trace_writer.write_irq_handler_entry(1016, 0, 41, 'ahci')
  46         self.trace_writer.write_softirq_raise(1017, 0, 4)
  47         self.trace_writer.write_irq_handler_exit(1018, 0, 41, 1)
  48         self.trace_writer.write_softirq_entry(1019, 0, 4)
  49         self.trace_writer.write_softirq_exit(1020, 0, 4)
  50         self.trace_writer.write_irq_handler_entry(1021, 0, 41, 'ahci')
  51         self.trace_writer.write_softirq_raise(1022, 0, 4)
  52         self.trace_writer.write_irq_handler_exit(1023, 0, 41, 1)
  53         self.trace_writer.write_softirq_entry(1024, 0, 4)
  54         self.trace_writer.write_softirq_exit(1025, 0, 4)
  55         self.trace_writer.write_irq_handler_entry(1026, 0, 41, 'ahci')
  56         self.trace_writer.write_softirq_raise(1027, 0, 4)
  57         self.trace_writer.write_irq_handler_exit(1028, 0, 41, 1)
  58         self.trace_writer.write_softirq_entry(1029, 0, 4)
  59         self.trace_writer.write_softirq_exit(1030, 0, 4)
  60         self.trace_writer.write_irq_handler_entry(1031, 0, 41, 'ahci')
  61         self.trace_writer.write_softirq_raise(1032, 0, 4)
  62         self.trace_writer.write_irq_handler_exit(1033, 0, 41, 1)
  63         self.trace_writer.write_softirq_entry(1034, 0, 4)
  64         self.trace_writer.write_softirq_exit(1035, 0, 4)
  65         self.trace_writer.write_irq_handler_entry(1036, 0, 41, 'ahci')
  66         self.trace_writer.write_softirq_raise(1037, 0, 4)
  67         self.trace_writer.write_irq_handler_exit(1038, 0, 41, 1)
  68         self.trace_writer.write_softirq_entry(1039, 0, 4)
  69         self.trace_writer.write_softirq_exit(1040, 0, 4)
  70         self.trace_writer.write_irq_handler_entry(1041, 0, 41, 'ahci')
  71         self.trace_writer.write_softirq_raise(1042, 0, 4)
  72         self.trace_writer.write_irq_handler_exit(1043, 0, 41, 1)
  73         self.trace_writer.write_softirq_entry(1044, 0, 4)
  74         self.trace_writer.write_softirq_exit(1045, 0, 4)
  75         self.trace_writer.flush()
  76
  77     def test_irqstats(self):
  78         expected = self.get_expected_output('irqstats.txt')
  79         result = self.get_cmd_output('lttng-irqstats')
  80
  81         self.assertMultiLineEqual(result, expected)
  82
  83     def test_irqlog(self):
  84         expected = self.get_expected_output('irqlog.txt')
  85         result = self.get_cmd_output('lttng-irqlog')
  86
  87         self.assertMultiLineEqual(result, expected)