| 1 | import tempfile |
| 2 | import unittest |
| 3 | import bt2 |
| 4 | import shutil |
| 5 | |
| 6 | |
| 7 | @unittest.skip("this is broken") |
| 8 | class AutoPopulatePacketContextTimestampsTestCase(unittest.TestCase): |
| 9 | def setUp(self): |
| 10 | self._trace_path = tempfile.mkdtemp() |
| 11 | self._writer = bt2.CtfWriter(self._trace_path) |
| 12 | self._cc = bt2.ClockClass('default', int(1e9)) |
| 13 | self._writer.trace.add_clock_class(self._cc) |
| 14 | self._sc = bt2.StreamClass() |
| 15 | pcft = bt2.StructureFieldType() |
| 16 | pcft.append_field('packet_size', bt2.IntegerFieldType(32)) |
| 17 | pcft.append_field('content_size', bt2.IntegerFieldType(32)) |
| 18 | pcft.append_field('timestamp_begin', bt2.IntegerFieldType(64, mapped_clock_class=self._cc)) |
| 19 | pcft.append_field('timestamp_end', bt2.IntegerFieldType(64, mapped_clock_class=self._cc)) |
| 20 | self._sc.packet_context_field_type = pcft |
| 21 | |
| 22 | def tearDown(self): |
| 23 | shutil.rmtree(self._trace_path) |
| 24 | |
| 25 | def _get_trace_notifs(self): |
| 26 | del self._cc |
| 27 | del self._sc |
| 28 | del self._ec |
| 29 | del self._stream |
| 30 | del self._writer |
| 31 | specs = [bt2.ComponentSpec('ctf', 'fs', self._trace_path)] |
| 32 | notif_iter = bt2.TraceCollectionNotificationIterator(specs) |
| 33 | return list(notif_iter) |
| 34 | |
| 35 | def _complete_sc(self): |
| 36 | self._sc.add_event_class(self._ec) |
| 37 | self._writer.trace.add_stream_class(self._sc) |
| 38 | self._stream = self._sc() |
| 39 | |
| 40 | def _complete_sc_event_simple_ts(self): |
| 41 | ehft = bt2.StructureFieldType() |
| 42 | ehft.append_field('id', bt2.IntegerFieldType(32)) |
| 43 | ehft.append_field('timestamp', bt2.IntegerFieldType(16, mapped_clock_class=self._cc)) |
| 44 | self._sc.event_header_field_type = ehft |
| 45 | self._ec = bt2.EventClass('evt') |
| 46 | payloadft = bt2.StructureFieldType() |
| 47 | payloadft.append_field('value', bt2.IntegerFieldType(32)) |
| 48 | self._ec.payload_field_type = payloadft |
| 49 | self._complete_sc() |
| 50 | |
| 51 | def _complete_sc_event_ts_in_payload(self): |
| 52 | ehft = bt2.StructureFieldType() |
| 53 | ehft.append_field('id', bt2.IntegerFieldType(32)) |
| 54 | ehft.append_field('timestamp', bt2.IntegerFieldType(16, mapped_clock_class=self._cc)) |
| 55 | self._sc.event_header_field_type = ehft |
| 56 | self._ec = bt2.EventClass('evt') |
| 57 | payloadft = bt2.StructureFieldType() |
| 58 | payloadft.append_field('value', bt2.IntegerFieldType(32)) |
| 59 | payloadft.append_field('a_ts', bt2.IntegerFieldType(8, mapped_clock_class=self._cc)) |
| 60 | self._ec.payload_field_type = payloadft |
| 61 | self._complete_sc() |
| 62 | |
| 63 | def _append_event_simple_ts(self, ts): |
| 64 | evt = self._ec() |
| 65 | evt.header_field['timestamp'] = ts |
| 66 | evt.payload_field['value'] = 23 |
| 67 | self._stream.append_event(evt) |
| 68 | |
| 69 | def _append_event_ts_in_payload(self, header_ts, payload_ts): |
| 70 | evt = self._ec() |
| 71 | evt.header_field['timestamp'] = header_ts |
| 72 | evt.payload_field['value'] = 23 |
| 73 | evt.payload_field['a_ts'] = payload_ts |
| 74 | self._stream.append_event(evt) |
| 75 | |
| 76 | def _set_ts_begin_end(self, ts_begin=None, ts_end=None): |
| 77 | if ts_begin is not None: |
| 78 | self._stream.packet_context_field['timestamp_begin'] = ts_begin |
| 79 | |
| 80 | if ts_end is not None: |
| 81 | self._stream.packet_context_field['timestamp_end'] = ts_end |
| 82 | |
| 83 | def _get_packet_ts_begin_end(self, notifs): |
| 84 | ts_begin_end_list = [] |
| 85 | |
| 86 | for notif in notifs: |
| 87 | if type(notif) is bt2.PacketBeginningNotification: |
| 88 | ts_begin_end_list.append(( |
| 89 | int(notif.packet.context_field['timestamp_begin']), |
| 90 | int(notif.packet.context_field['timestamp_end']), |
| 91 | )) |
| 92 | |
| 93 | return ts_begin_end_list |
| 94 | |
| 95 | def test_ts_inc(self): |
| 96 | self._complete_sc_event_simple_ts() |
| 97 | self._append_event_simple_ts(12) |
| 98 | self._append_event_simple_ts(144) |
| 99 | self._stream.flush() |
| 100 | ts_begin_end_list = self._get_packet_ts_begin_end(self._get_trace_notifs()) |
| 101 | self.assertEqual(ts_begin_end_list[0][0], 0) |
| 102 | self.assertEqual(ts_begin_end_list[0][1], 144) |
| 103 | |
| 104 | def test_ts_equal(self): |
| 105 | self._complete_sc_event_simple_ts() |
| 106 | self._append_event_simple_ts(12) |
| 107 | self._append_event_simple_ts(144) |
| 108 | self._append_event_simple_ts(144) |
| 109 | self._stream.flush() |
| 110 | ts_begin_end_list = self._get_packet_ts_begin_end(self._get_trace_notifs()) |
| 111 | self.assertEqual(ts_begin_end_list[0][0], 0) |
| 112 | self.assertEqual(ts_begin_end_list[0][1], 144) |
| 113 | |
| 114 | def test_ts_wraps(self): |
| 115 | self._complete_sc_event_simple_ts() |
| 116 | self._append_event_simple_ts(12) |
| 117 | self._append_event_simple_ts(144) |
| 118 | self._append_event_simple_ts(11) |
| 119 | self._stream.flush() |
| 120 | ts_begin_end_list = self._get_packet_ts_begin_end(self._get_trace_notifs()) |
| 121 | self.assertEqual(ts_begin_end_list[0][0], 0) |
| 122 | self.assertEqual(ts_begin_end_list[0][1], 65547) |
| 123 | |
| 124 | def test_ts_begin_from_0(self): |
| 125 | self._complete_sc_event_simple_ts() |
| 126 | self._append_event_simple_ts(12) |
| 127 | self._append_event_simple_ts(144) |
| 128 | self._stream.flush() |
| 129 | ts_begin_end_list = self._get_packet_ts_begin_end(self._get_trace_notifs()) |
| 130 | self.assertEqual(ts_begin_end_list[0][0], 0) |
| 131 | self.assertEqual(ts_begin_end_list[0][1], 144) |
| 132 | |
| 133 | def test_ts_begin_from_last_ts_end(self): |
| 134 | self._complete_sc_event_simple_ts() |
| 135 | self._append_event_simple_ts(12) |
| 136 | self._append_event_simple_ts(144) |
| 137 | self._stream.flush() |
| 138 | self._append_event_simple_ts(2001) |
| 139 | self._append_event_simple_ts(3500) |
| 140 | self._stream.flush() |
| 141 | ts_begin_end_list = self._get_packet_ts_begin_end(self._get_trace_notifs()) |
| 142 | self.assertEqual(ts_begin_end_list[0][0], 0) |
| 143 | self.assertEqual(ts_begin_end_list[0][1], 144) |
| 144 | self.assertEqual(ts_begin_end_list[1][0], 144) |
| 145 | self.assertEqual(ts_begin_end_list[1][1], 3500) |
| 146 | |
| 147 | def test_ts_begin_from_provided(self): |
| 148 | self._complete_sc_event_simple_ts() |
| 149 | self._set_ts_begin_end(ts_begin=17) |
| 150 | self._append_event_simple_ts(11) |
| 151 | self._append_event_simple_ts(15) |
| 152 | self._stream.flush() |
| 153 | ts_begin_end_list = self._get_packet_ts_begin_end(self._get_trace_notifs()) |
| 154 | self.assertEqual(ts_begin_end_list[0][0], 17) |
| 155 | self.assertEqual(ts_begin_end_list[0][1], 65551) |
| 156 | |
| 157 | def test_ts_end_from_provided(self): |
| 158 | self._complete_sc_event_simple_ts() |
| 159 | self._set_ts_begin_end(ts_end=1001) |
| 160 | self._append_event_simple_ts(11) |
| 161 | self._append_event_simple_ts(15) |
| 162 | self._stream.flush() |
| 163 | ts_begin_end_list = self._get_packet_ts_begin_end(self._get_trace_notifs()) |
| 164 | self.assertEqual(ts_begin_end_list[0][0], 0) |
| 165 | self.assertEqual(ts_begin_end_list[0][1], 1001) |
| 166 | |
| 167 | def test_ts_end_from_provided_equal(self): |
| 168 | self._complete_sc_event_simple_ts() |
| 169 | self._set_ts_begin_end(ts_end=1001) |
| 170 | self._append_event_simple_ts(11) |
| 171 | self._append_event_simple_ts(1001) |
| 172 | self._stream.flush() |
| 173 | ts_begin_end_list = self._get_packet_ts_begin_end(self._get_trace_notifs()) |
| 174 | self.assertEqual(ts_begin_end_list[0][0], 0) |
| 175 | self.assertEqual(ts_begin_end_list[0][1], 1001) |
| 176 | |
| 177 | def test_ts_end_from_provided_too_small(self): |
| 178 | self._complete_sc_event_simple_ts() |
| 179 | self._set_ts_begin_end(ts_end=1001) |
| 180 | self._append_event_simple_ts(11) |
| 181 | self._append_event_simple_ts(1002) |
| 182 | |
| 183 | with self.assertRaises(bt2.Error): |
| 184 | self._stream.flush() |
| 185 | |
| 186 | def test_ts_begin_provided_equal_last_ts_end_two_packets(self): |
| 187 | self._complete_sc_event_simple_ts() |
| 188 | self._append_event_simple_ts(12) |
| 189 | self._append_event_simple_ts(1001) |
| 190 | self._stream.flush() |
| 191 | self._set_ts_begin_end(ts_begin=1001) |
| 192 | self._append_event_simple_ts(2001) |
| 193 | self._append_event_simple_ts(3500) |
| 194 | self._stream.flush() |
| 195 | ts_begin_end_list = self._get_packet_ts_begin_end(self._get_trace_notifs()) |
| 196 | self.assertEqual(ts_begin_end_list[0][0], 0) |
| 197 | self.assertEqual(ts_begin_end_list[0][1], 1001) |
| 198 | self.assertEqual(ts_begin_end_list[1][0], 1001) |
| 199 | self.assertEqual(ts_begin_end_list[1][1], 3500) |
| 200 | |
| 201 | def test_ts_begin_provided_less_than_last_ts_end_two_packets(self): |
| 202 | self._complete_sc_event_simple_ts() |
| 203 | self._append_event_simple_ts(12) |
| 204 | self._append_event_simple_ts(1001) |
| 205 | self._stream.flush() |
| 206 | self._set_ts_begin_end(ts_begin=1000) |
| 207 | self._append_event_simple_ts(2001) |
| 208 | self._append_event_simple_ts(3500) |
| 209 | |
| 210 | with self.assertRaises(bt2.Error): |
| 211 | self._stream.flush() |
| 212 | |
| 213 | def test_ts_end_from_value_event_payload(self): |
| 214 | self._complete_sc_event_ts_in_payload() |
| 215 | self._append_event_ts_in_payload(11, 15) |
| 216 | self._append_event_ts_in_payload(5, 10) |
| 217 | self._append_event_ts_in_payload(18, 10) |
| 218 | self._stream.flush() |
| 219 | ts_begin_end_list = self._get_packet_ts_begin_end(self._get_trace_notifs()) |
| 220 | self.assertEqual(ts_begin_end_list[0][0], 0) |
| 221 | self.assertEqual(ts_begin_end_list[0][1], 65802) |
| 222 | |
| 223 | def test_empty_packet_auto_ts_begin_end(self): |
| 224 | self._complete_sc_event_simple_ts() |
| 225 | self._stream.flush() |
| 226 | ts_begin_end_list = self._get_packet_ts_begin_end(self._get_trace_notifs()) |
| 227 | self.assertEqual(ts_begin_end_list[0][0], 0) |
| 228 | self.assertEqual(ts_begin_end_list[0][1], 0) |
| 229 | |
| 230 | def test_empty_packet_provided_ts_begin(self): |
| 231 | self._complete_sc_event_simple_ts() |
| 232 | self._set_ts_begin_end(ts_begin=1001) |
| 233 | self._stream.flush() |
| 234 | ts_begin_end_list = self._get_packet_ts_begin_end(self._get_trace_notifs()) |
| 235 | self.assertEqual(ts_begin_end_list[0][0], 1001) |
| 236 | self.assertEqual(ts_begin_end_list[0][1], 1001) |
| 237 | |
| 238 | def test_empty_packet_provided_ts_end(self): |
| 239 | self._complete_sc_event_simple_ts() |
| 240 | self._set_ts_begin_end(ts_end=1001) |
| 241 | self._stream.flush() |
| 242 | ts_begin_end_list = self._get_packet_ts_begin_end(self._get_trace_notifs()) |
| 243 | self.assertEqual(ts_begin_end_list[0][0], 0) |
| 244 | self.assertEqual(ts_begin_end_list[0][1], 1001) |
| 245 | |
| 246 | def test_empty_packet_provided_ts_begin_end(self): |
| 247 | self._complete_sc_event_simple_ts() |
| 248 | self._set_ts_begin_end(1001, 3003) |
| 249 | self._stream.flush() |
| 250 | ts_begin_end_list = self._get_packet_ts_begin_end(self._get_trace_notifs()) |
| 251 | self.assertEqual(ts_begin_end_list[0][0], 1001) |
| 252 | self.assertEqual(ts_begin_end_list[0][1], 3003) |
| 253 | |
| 254 | def test_empty_packet_ts_begin_from_last_ts_end(self): |
| 255 | self._complete_sc_event_simple_ts() |
| 256 | self._set_ts_begin_end(1001, 3003) |
| 257 | self._stream.flush() |
| 258 | self._set_ts_begin_end(ts_end=6000) |
| 259 | self._stream.flush() |
| 260 | ts_begin_end_list = self._get_packet_ts_begin_end(self._get_trace_notifs()) |
| 261 | self.assertEqual(ts_begin_end_list[0][0], 1001) |
| 262 | self.assertEqual(ts_begin_end_list[0][1], 3003) |
| 263 | self.assertEqual(ts_begin_end_list[1][0], 3003) |
| 264 | self.assertEqual(ts_begin_end_list[1][1], 6000) |