| 1 | from collections import OrderedDict |
| 2 | import unittest |
| 3 | import bt2 |
| 4 | |
| 5 | |
| 6 | class EventTestCase(unittest.TestCase): |
| 7 | def _create_test_event_message(self, packet_fields_config=None, |
| 8 | event_fields_config=None, |
| 9 | with_clockclass=False, |
| 10 | with_cc=False, with_sc=False, |
| 11 | with_ep=False): |
| 12 | |
| 13 | class MyIter(bt2._UserMessageIterator): |
| 14 | def __init__(self): |
| 15 | self._at = 0 |
| 16 | |
| 17 | def __next__(self): |
| 18 | if self._at == 0: |
| 19 | msg = self._create_stream_beginning_message(test_obj.stream) |
| 20 | elif self._at == 1: |
| 21 | assert test_obj.packet |
| 22 | msg = self._create_packet_beginning_message(test_obj.packet) |
| 23 | elif self._at == 2: |
| 24 | default_clock_snapshot = 789 if with_clockclass else None |
| 25 | assert test_obj.packet |
| 26 | msg = self._create_event_message(test_obj.event_class, test_obj.packet, default_clock_snapshot) |
| 27 | if event_fields_config is not None: |
| 28 | event_fields_config(msg.event) |
| 29 | elif self._at == 3: |
| 30 | msg = self._create_packet_end_message(test_obj.packet) |
| 31 | elif self._at == 4: |
| 32 | msg = self._create_stream_end_message(test_obj.stream) |
| 33 | elif self._at >= 5: |
| 34 | raise bt2.Stop |
| 35 | |
| 36 | self._at += 1 |
| 37 | return msg |
| 38 | |
| 39 | class MySrc(bt2._UserSourceComponent, message_iterator_class=MyIter): |
| 40 | def __init__(self, params): |
| 41 | self._add_output_port('out') |
| 42 | tc = self._create_trace_class() |
| 43 | |
| 44 | clock_class = None |
| 45 | if with_clockclass: |
| 46 | clock_class = self._create_clock_class(frequency=1000) |
| 47 | |
| 48 | # event common context (stream-class-defined) |
| 49 | cc = None |
| 50 | if with_cc: |
| 51 | cc = tc.create_structure_field_class() |
| 52 | cc += OrderedDict(( |
| 53 | ('cpu_id', tc.create_signed_integer_field_class(8)), |
| 54 | ('stuff', tc.create_real_field_class()), |
| 55 | )) |
| 56 | |
| 57 | # packet context (stream-class-defined) |
| 58 | pc = tc.create_structure_field_class() |
| 59 | pc += OrderedDict(( |
| 60 | ('something', tc.create_unsigned_integer_field_class(8)), |
| 61 | ('something_else', tc.create_real_field_class()), |
| 62 | )) |
| 63 | |
| 64 | stream_class = tc.create_stream_class(default_clock_class=clock_class, |
| 65 | event_common_context_field_class=cc, |
| 66 | packet_context_field_class=pc) |
| 67 | |
| 68 | # specific context (event-class-defined) |
| 69 | sc = None |
| 70 | if with_sc: |
| 71 | sc = tc.create_structure_field_class() |
| 72 | sc += OrderedDict(( |
| 73 | ('ant', tc.create_signed_integer_field_class(16)), |
| 74 | ('msg', tc.create_string_field_class()), |
| 75 | )) |
| 76 | |
| 77 | # event payload |
| 78 | ep = None |
| 79 | if with_ep: |
| 80 | ep = tc.create_structure_field_class() |
| 81 | ep += OrderedDict(( |
| 82 | ('giraffe', tc.create_signed_integer_field_class(32)), |
| 83 | ('gnu', tc.create_signed_integer_field_class(8)), |
| 84 | ('mosquito', tc.create_signed_integer_field_class(8)), |
| 85 | )) |
| 86 | |
| 87 | event_class = stream_class.create_event_class(name='garou', |
| 88 | specific_context_field_class=sc, |
| 89 | payload_field_class=ep) |
| 90 | |
| 91 | trace = tc() |
| 92 | stream = trace.create_stream(stream_class) |
| 93 | packet = stream.create_packet() |
| 94 | |
| 95 | if packet_fields_config is not None: |
| 96 | packet_fields_config(packet) |
| 97 | |
| 98 | test_obj.packet = packet |
| 99 | test_obj.stream = stream |
| 100 | test_obj.event_class = event_class |
| 101 | |
| 102 | test_obj = self |
| 103 | self._graph = bt2.Graph() |
| 104 | self._src_comp = self._graph.add_component(MySrc, 'my_source') |
| 105 | self._msg_iter = self._graph.create_output_port_message_iterator(self._src_comp.output_ports['out']) |
| 106 | |
| 107 | for i, msg in enumerate(self._msg_iter): |
| 108 | if i == 2: |
| 109 | return msg |
| 110 | |
| 111 | def test_attr_event_class(self): |
| 112 | msg = self._create_test_event_message() |
| 113 | self.assertEqual(msg.event.event_class.addr, self.event_class.addr) |
| 114 | |
| 115 | def test_attr_name(self): |
| 116 | msg = self._create_test_event_message() |
| 117 | self.assertEqual(msg.event.name, self.event_class.name) |
| 118 | |
| 119 | def test_attr_id(self): |
| 120 | msg = self._create_test_event_message() |
| 121 | self.assertEqual(msg.event.id, self.event_class.id) |
| 122 | |
| 123 | def test_get_common_context_field(self): |
| 124 | def event_fields_config(event): |
| 125 | event.common_context_field['cpu_id'] = 1 |
| 126 | event.common_context_field['stuff'] = 13.194 |
| 127 | |
| 128 | msg = self._create_test_event_message(event_fields_config=event_fields_config, with_cc=True) |
| 129 | |
| 130 | self.assertEqual(msg.event.common_context_field['cpu_id'], 1) |
| 131 | self.assertEqual(msg.event.common_context_field['stuff'], 13.194) |
| 132 | |
| 133 | def test_no_common_context_field(self): |
| 134 | msg = self._create_test_event_message(with_cc=False) |
| 135 | self.assertIsNone(msg.event.common_context_field) |
| 136 | |
| 137 | def test_get_specific_context_field(self): |
| 138 | def event_fields_config(event): |
| 139 | event.specific_context_field['ant'] = -1 |
| 140 | event.specific_context_field['msg'] = 'hellooo' |
| 141 | |
| 142 | msg = self._create_test_event_message(event_fields_config=event_fields_config, with_sc=True) |
| 143 | |
| 144 | self.assertEqual(msg.event.specific_context_field['ant'], -1) |
| 145 | self.assertEqual(msg.event.specific_context_field['msg'], 'hellooo') |
| 146 | |
| 147 | def test_no_specific_context_field(self): |
| 148 | msg = self._create_test_event_message(with_sc=False) |
| 149 | self.assertIsNone(msg.event.specific_context_field) |
| 150 | |
| 151 | def test_get_event_payload_field(self): |
| 152 | def event_fields_config(event): |
| 153 | event.payload_field['giraffe'] = 1 |
| 154 | event.payload_field['gnu'] = 23 |
| 155 | event.payload_field['mosquito'] = 42 |
| 156 | |
| 157 | msg = self._create_test_event_message(event_fields_config=event_fields_config, with_ep=True) |
| 158 | |
| 159 | self.assertEqual(msg.event.payload_field['giraffe'], 1) |
| 160 | self.assertEqual(msg.event.payload_field['gnu'], 23) |
| 161 | self.assertEqual(msg.event.payload_field['mosquito'], 42) |
| 162 | |
| 163 | def test_no_payload_field(self): |
| 164 | msg = self._create_test_event_message(with_ep=False) |
| 165 | self.assertIsNone(msg.event.payload_field) |
| 166 | |
| 167 | def test_clock_value(self): |
| 168 | msg = self._create_test_event_message(with_clockclass=True) |
| 169 | self.assertEqual(msg.default_clock_snapshot.value, 789) |
| 170 | |
| 171 | def test_no_clock_value(self): |
| 172 | msg = self._create_test_event_message(with_clockclass=False) |
| 173 | self.assertIsNone(msg.default_clock_snapshot) |
| 174 | |
| 175 | def test_stream(self): |
| 176 | msg = self._create_test_event_message() |
| 177 | self.assertEqual(msg.event.stream.addr, self.stream.addr) |
| 178 | |
| 179 | def test_getitem(self): |
| 180 | def event_fields_config(event): |
| 181 | event.payload_field['giraffe'] = 1 |
| 182 | event.payload_field['gnu'] = 23 |
| 183 | event.payload_field['mosquito'] = 42 |
| 184 | event.specific_context_field['ant'] = -1 |
| 185 | event.specific_context_field['msg'] = 'hellooo' |
| 186 | event.common_context_field['cpu_id'] = 1 |
| 187 | event.common_context_field['stuff'] = 13.194 |
| 188 | |
| 189 | def packet_fields_config(packet): |
| 190 | packet.context_field['something'] = 154 |
| 191 | packet.context_field['something_else'] = 17.2 |
| 192 | |
| 193 | msg = self._create_test_event_message(packet_fields_config=packet_fields_config, |
| 194 | event_fields_config=event_fields_config, |
| 195 | with_cc=True, with_sc=True, with_ep=True) |
| 196 | ev = msg.event |
| 197 | |
| 198 | # Test event fields |
| 199 | self.assertEqual(ev['giraffe'], 1) |
| 200 | self.assertEqual(ev['gnu'], 23) |
| 201 | self.assertEqual(ev['mosquito'], 42) |
| 202 | self.assertEqual(ev['ant'], -1) |
| 203 | self.assertEqual(ev['msg'], 'hellooo') |
| 204 | self.assertEqual(ev['cpu_id'], 1) |
| 205 | self.assertEqual(ev['stuff'], 13.194) |
| 206 | |
| 207 | # Test packet fields |
| 208 | self.assertEqual(ev['something'], 154) |
| 209 | self.assertEqual(ev['something_else'], 17.2) |
| 210 | |
| 211 | with self.assertRaises(KeyError): |
| 212 | ev['yes'] |
| 213 | |
| 214 | |
| 215 | if __name__ == "__main__": |
| 216 | unittest.main() |