mirror of
https://github.com/python/cpython.git
synced 2024-12-14 04:17:19 +08:00
20 lines
685 B
Python
20 lines
685 B
Python
|
import os
|
||
|
|
import sys
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
from _testinternalcapi import perf_map_state_teardown, write_perf_map_entry
|
||
|
|
|
||
|
|
if sys.platform != 'linux':
|
||
|
|
raise unittest.SkipTest('Linux only')
|
||
|
|
|
||
|
|
|
||
|
|
class TestPerfMapWriting(unittest.TestCase):
|
||
|
|
def test_write_perf_map_entry(self):
|
||
|
|
self.assertEqual(write_perf_map_entry(0x1234, 5678, "entry1"), 0)
|
||
|
|
self.assertEqual(write_perf_map_entry(0x2345, 6789, "entry2"), 0)
|
||
|
|
with open(f"/tmp/perf-{os.getpid()}.map") as f:
|
||
|
|
perf_file_contents = f.read()
|
||
|
|
self.assertIn("1234 162e entry1", perf_file_contents)
|
||
|
|
self.assertIn("2345 1a85 entry2", perf_file_contents)
|
||
|
|
perf_map_state_teardown()
|