mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-07-24 11:44:31 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 8

gh-103650: Fix perf maps address format (#103651)

Browse source
This commit is contained in:
Arthur Pastel 2023-05-07 21:42:26 +02:00 • committed by GitHub
parent e8d77b03e0
commit 8d95012c95
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
3 changed files with 11 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

12
Lib/test/test_perf_profiler.py
View file

@ -1,4 +1,5 @@
import unittest
import string
import subprocess
import sys
import sysconfig
@ -70,9 +71,14 @@ class TestPerfTrampoline(unittest.TestCase):
perf_file = pathlib.Path(f"/tmp/perf-{process.pid}.map")
self.assertTrue(perf_file.exists())
perf_file_contents = perf_file.read_text()
self.assertIn(f"py::foo:{script}", perf_file_contents)
self.assertIn(f"py::bar:{script}", perf_file_contents)
self.assertIn(f"py::baz:{script}", perf_file_contents)
perf_lines = perf_file_contents.splitlines();
expected_symbols = [f"py::foo:{script}", f"py::bar:{script}", f"py::baz:{script}"]
for expected_symbol in expected_symbols:
perf_line = next((line for line in perf_lines if expected_symbol in line), None)
self.assertIsNotNone(perf_line, f"Could not find {expected_symbol} in perf file")
perf_addr = perf_line.split(" ")[0]
self.assertFalse(perf_addr.startswith("0x"), "Address should not be prefixed with 0x")
self.assertTrue(set(perf_addr).issubset(string.hexdigits), "Address should contain only hex characters")
def test_trampoline_works_with_forks(self):
code = """if 1: