1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
#!/usr/bin/env python3
# Copyright (C) 2020 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import unittest
from trace_processor.api import TraceProcessor
class TestApi(unittest.TestCase):
def test_trace_file(self):
# Get path to trace_processor_shell and construct TraceProcessor
tp = TraceProcessor(
file_path=os.path.join(os.environ["ROOT_DIR"], 'test', 'data',
'example_android_trace_30s.pb'),
bin_path=os.environ["SHELL_PATH"])
qr_iterator = tp.query('select * from slice limit 10')
dur_result = [
178646, 119740, 58073, 155000, 173177, 20209377, 3589167, 90104, 275312,
65313
]
for num, row in enumerate(qr_iterator):
self.assertEqual(row.type, 'internal_slice')
self.assertEqual(row.dur, dur_result[num])
# Test the batching logic by issuing a large query and ensuring we receive
# all rows, not just a truncated subset.
qr_iterator = tp.query('select count(*) as cnt from slice')
expected_count = next(qr_iterator).cnt
self.assertGreater(expected_count, 0)
qr_iterator = tp.query('select * from slice')
count = sum(1 for _ in qr_iterator)
self.assertEqual(count, expected_count)
tp.close()
|
