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# SPDX-License-Identifier: GPL-2.0-only
#
# Copyright (C) 2019 EfficiOS Inc.
#
import unittest
import bt2
from bt2 import value as bt2_value
from bt2 import event_class as bt2_event_class
from bt2 import field_class as bt2_field_class
from bt2 import stream_class as bt2_stream_class
from utils import TestOutputPortMessageIterator, get_default_trace_class
def _create_const_event_class(tc, stream_class):
fc1 = tc.create_structure_field_class()
fc2 = tc.create_structure_field_class()
event_class = stream_class.create_event_class(
payload_field_class=fc1, specific_context_field_class=fc2
)
class MyIter(bt2._UserMessageIterator):
def __init__(self, config, self_port_output):
trace = tc()
stream = trace.create_stream(stream_class)
self._msgs = [
self._create_stream_beginning_message(stream),
self._create_event_message(event_class, stream),
]
def __next__(self):
if len(self._msgs) == 0:
raise StopIteration
return self._msgs.pop(0)
class MySrc(bt2._UserSourceComponent, message_iterator_class=MyIter):
def __init__(self, config, params, obj):
self._add_output_port("out", params)
graph = bt2.Graph()
src_comp = graph.add_component(MySrc, "my_source", None)
msg_iter = TestOutputPortMessageIterator(graph, src_comp.output_ports["out"])
# Ignore first message, stream beginning
_ = next(msg_iter)
event_msg = next(msg_iter)
return event_msg.event.cls
class EventClassTestCase(unittest.TestCase):
def setUp(self):
self._tc = get_default_trace_class()
self._stream_class = self._tc.create_stream_class(
assigns_automatic_event_class_id=True
)
def test_create_default(self):
ec = self._stream_class.create_event_class()
self.assertIs(type(ec), bt2_event_class._EventClass)
self.assertIsNone(ec.name, "my_event")
self.assertTrue(type(ec.id), int)
self.assertIsNone(ec.specific_context_field_class)
self.assertIsNone(ec.payload_field_class)
self.assertIsNone(ec.emf_uri)
self.assertIsNone(ec.log_level)
self.assertEqual(len(ec.user_attributes), 0)
def test_create_invalid_id(self):
sc = self._tc.create_stream_class(assigns_automatic_event_class_id=False)
with self.assertRaises(TypeError):
sc.create_event_class(id="lel")
self.assertEqual(len(sc), 0)
def test_create_specific_context_field_class(self):
fc = self._tc.create_structure_field_class()
ec = self._stream_class.create_event_class(specific_context_field_class=fc)
self.assertEqual(ec.specific_context_field_class.addr, fc.addr)
self.assertIs(
type(ec.specific_context_field_class), bt2_field_class._StructureFieldClass
)
def test_const_create_specific_context_field_class(self):
ec_const = _create_const_event_class(self._tc, self._stream_class)
self.assertIs(
type(ec_const.specific_context_field_class),
bt2_field_class._StructureFieldClassConst,
)
def test_create_invalid_specific_context_field_class(self):
with self.assertRaises(TypeError):
self._stream_class.create_event_class(specific_context_field_class="lel")
self.assertEqual(len(self._stream_class), 0)
def test_create_payload_field_class(self):
fc = self._tc.create_structure_field_class()
ec = self._stream_class.create_event_class(payload_field_class=fc)
self.assertEqual(ec.payload_field_class.addr, fc.addr)
self.assertIs(
type(ec.payload_field_class), bt2_field_class._StructureFieldClass
)
def test_const_create_payload_field_class(self):
ec_const = _create_const_event_class(self._tc, self._stream_class)
self.assertIs(
type(ec_const.payload_field_class),
bt2_field_class._StructureFieldClassConst,
)
def test_create_invalid_payload_field_class(self):
with self.assertRaises(TypeError):
self._stream_class.create_event_class(payload_field_class="lel")
self.assertEqual(len(self._stream_class), 0)
def test_create_name(self):
ec = self._stream_class.create_event_class(name="viande à chien")
self.assertEqual(ec.name, "viande à chien")
def test_create_invalid_name(self):
with self.assertRaises(TypeError):
self._stream_class.create_event_class(name=2)
self.assertEqual(len(self._stream_class), 0)
def test_emf_uri(self):
ec = self._stream_class.create_event_class(emf_uri="salut")
self.assertEqual(ec.emf_uri, "salut")
def test_create_invalid_emf_uri(self):
with self.assertRaises(TypeError):
self._stream_class.create_event_class(emf_uri=23)
self.assertEqual(len(self._stream_class), 0)
def test_create_log_level(self):
ec = self._stream_class.create_event_class(
log_level=bt2.EventClassLogLevel.EMERGENCY
)
self.assertEqual(ec.log_level, bt2.EventClassLogLevel.EMERGENCY)
def test_create_invalid_log_level(self):
with self.assertRaises(ValueError):
self._stream_class.create_event_class(log_level="zoom")
self.assertEqual(len(self._stream_class), 0)
def test_create_user_attributes(self):
ec = self._stream_class.create_event_class(user_attributes={"salut": 23})
self.assertEqual(ec.user_attributes, {"salut": 23})
self.assertIs(type(ec.user_attributes), bt2_value.MapValue)
def test_const_create_user_attributes(self):
ec_const = _create_const_event_class(self._tc, self._stream_class)
self.assertIs(type(ec_const.user_attributes), bt2_value._MapValueConst)
def test_create_invalid_user_attributes(self):
with self.assertRaises(TypeError):
self._stream_class.create_event_class(user_attributes=object())
self.assertEqual(len(self._stream_class), 0)
def test_create_invalid_user_attributes_value_type(self):
with self.assertRaises(TypeError):
self._stream_class.create_event_class(user_attributes=23)
self.assertEqual(len(self._stream_class), 0)
def test_stream_class(self):
ec = self._stream_class.create_event_class()
self.assertEqual(ec.stream_class.addr, self._stream_class.addr)
self.assertIs(type(ec.stream_class), bt2_stream_class._StreamClass)
def test_const_stream_class(self):
ec_const = _create_const_event_class(self._tc, self._stream_class)
self.assertIs(type(ec_const.stream_class), bt2_stream_class._StreamClassConst)
if __name__ == "__main__":
unittest.main()
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