Commit | Line | Data |
---|---|---|
9cf643d1 PP |
1 | from collections import OrderedDict |
2 | from bt2 import values | |
3 | import unittest | |
4 | import copy | |
5 | import bt2 | |
6 | ||
7 | ||
8 | class PacketTestCase(unittest.TestCase): | |
9 | def setUp(self): | |
10 | self._packet = self._create_packet() | |
11 | ||
12 | def _create_packet(self, with_ph=True, with_pc=True): | |
13 | # event header | |
14 | eh = bt2.StructureFieldType() | |
15 | eh += OrderedDict(( | |
16 | ('id', bt2.IntegerFieldType(8)), | |
17 | ('ts', bt2.IntegerFieldType(32)), | |
18 | )) | |
19 | ||
20 | # stream event context | |
21 | sec = bt2.StructureFieldType() | |
22 | sec += OrderedDict(( | |
23 | ('cpu_id', bt2.IntegerFieldType(8)), | |
24 | ('stuff', bt2.FloatingPointNumberFieldType()), | |
25 | )) | |
26 | ||
27 | # packet context | |
28 | if with_pc: | |
29 | pc = bt2.StructureFieldType() | |
30 | pc += OrderedDict(( | |
31 | ('something', bt2.IntegerFieldType(8)), | |
32 | ('something_else', bt2.FloatingPointNumberFieldType()), | |
33 | )) | |
34 | else: | |
35 | pc = None | |
36 | ||
37 | # stream class | |
38 | sc = bt2.StreamClass() | |
39 | sc.packet_context_field_type = pc | |
40 | sc.event_header_field_type = eh | |
41 | sc.event_context_field_type = sec | |
42 | ||
43 | # event context | |
44 | ec = bt2.StructureFieldType() | |
45 | ec += OrderedDict(( | |
46 | ('ant', bt2.IntegerFieldType(16, is_signed=True)), | |
47 | ('msg', bt2.StringFieldType()), | |
48 | )) | |
49 | ||
50 | # event payload | |
51 | ep = bt2.StructureFieldType() | |
52 | ep += OrderedDict(( | |
53 | ('giraffe', bt2.IntegerFieldType(32)), | |
54 | ('gnu', bt2.IntegerFieldType(8)), | |
55 | ('mosquito', bt2.IntegerFieldType(8)), | |
56 | )) | |
57 | ||
58 | # event class | |
59 | event_class = bt2.EventClass('ec') | |
60 | event_class.context_field_type = ec | |
61 | event_class.payload_field_type = ep | |
62 | sc.add_event_class(event_class) | |
63 | ||
64 | # packet header | |
65 | if with_ph: | |
66 | ph = bt2.StructureFieldType() | |
67 | ph += OrderedDict(( | |
68 | ('magic', bt2.IntegerFieldType(32)), | |
69 | ('stream_id', bt2.IntegerFieldType(16)), | |
70 | )) | |
71 | else: | |
72 | ph = None | |
73 | ||
74 | # trace c;ass | |
75 | tc = bt2.Trace() | |
76 | tc.packet_header_field_type = ph | |
77 | tc.add_stream_class(sc) | |
78 | ||
79 | # stream | |
80 | stream = sc() | |
81 | ||
82 | # packet | |
83 | return stream.create_packet() | |
84 | ||
85 | def test_attr_stream(self): | |
86 | self.assertIsNotNone(self._packet.stream) | |
87 | ||
88 | def test_get_header_field(self): | |
89 | self.assertIsNotNone(self._packet.header_field) | |
90 | ||
91 | def test_no_header_field(self): | |
92 | packet = self._create_packet(with_ph=False) | |
93 | self.assertIsNone(packet.header_field) | |
94 | ||
95 | def test_get_context_field(self): | |
96 | self.assertIsNotNone(self._packet.context_field) | |
97 | ||
98 | def test_no_context_field(self): | |
99 | packet = self._create_packet(with_pc=False) | |
100 | self.assertIsNone(packet.context_field) | |
101 | ||
102 | def _fill_packet(self, packet): | |
103 | packet.header_field['magic'] = 0xc1fc1fc1 | |
104 | packet.header_field['stream_id'] = 23 | |
105 | packet.context_field['something'] = 17 | |
106 | packet.context_field['something_else'] = 188.88 | |
107 | ||
108 | def test_eq(self): | |
109 | packet1 = self._create_packet() | |
110 | self._fill_packet(packet1) | |
111 | packet2 = self._create_packet() | |
112 | self._fill_packet(packet2) | |
113 | self.assertEqual(packet1, packet2) | |
114 | ||
115 | def test_ne_header_field(self): | |
116 | packet1 = self._create_packet() | |
117 | self._fill_packet(packet1) | |
118 | packet2 = self._create_packet() | |
119 | self._fill_packet(packet2) | |
120 | packet2.header_field['stream_id'] = 18 | |
121 | self.assertNotEqual(packet1, packet2) | |
122 | ||
123 | def test_ne_context_field(self): | |
124 | packet1 = self._create_packet() | |
125 | self._fill_packet(packet1) | |
126 | packet2 = self._create_packet() | |
127 | self._fill_packet(packet2) | |
128 | packet2.context_field['something_else'] = 1948.11 | |
129 | self.assertNotEqual(packet1, packet2) | |
130 | ||
131 | def test_eq_invalid(self): | |
132 | self.assertFalse(self._packet == 23) | |
133 | ||
134 | def _test_copy(self, func): | |
135 | packet = self._create_packet() | |
136 | self._fill_packet(packet) | |
137 | cpy = func(packet) | |
138 | self.assertIsNot(packet, cpy) | |
139 | self.assertNotEqual(packet.addr, cpy.addr) | |
140 | self.assertEqual(packet, cpy) | |
141 | ||
142 | def test_copy(self): | |
143 | self._test_copy(copy.copy) | |
144 | ||
145 | def test_deepcopy(self): | |
146 | self._test_copy(copy.deepcopy) |