| Server IP : 79.136.114.73 / Your IP : 18.217.1.165 Web Server : Apache/2.4.7 (Ubuntu) PHP/5.5.9-1ubuntu4.29 OpenSSL/1.0.1f System : Linux b8009 3.13.0-170-generic #220-Ubuntu SMP Thu May 9 12:40:49 UTC 2019 x86_64 User : www-data ( 33) PHP Version : 5.5.9-1ubuntu4.29 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, MySQL : ON | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /proc/self/root/home/b8009/Python-3.6.3/Lib/test/ |
Upload File : |
"""bytecode_helper - support tools for testing correct bytecode generation"""
import unittest
import dis
import io
_UNSPECIFIED = object()
class BytecodeTestCase(unittest.TestCase):
"""Custom assertion methods for inspecting bytecode."""
def get_disassembly_as_string(self, co):
s = io.StringIO()
dis.dis(co, file=s)
return s.getvalue()
def assertInBytecode(self, x, opname, argval=_UNSPECIFIED):
"""Returns instr if op is found, otherwise throws AssertionError"""
for instr in dis.get_instructions(x):
if instr.opname == opname:
if argval is _UNSPECIFIED or instr.argval == argval:
return instr
disassembly = self.get_disassembly_as_string(x)
if argval is _UNSPECIFIED:
msg = '%s not found in bytecode:\n%s' % (opname, disassembly)
else:
msg = '(%s,%r) not found in bytecode:\n%s'
msg = msg % (opname, argval, disassembly)
self.fail(msg)
def assertNotInBytecode(self, x, opname, argval=_UNSPECIFIED):
"""Throws AssertionError if op is found"""
for instr in dis.get_instructions(x):
if instr.opname == opname:
disassembly = self.get_disassembly_as_string(x)
if argval is _UNSPECIFIED:
msg = '%s occurs in bytecode:\n%s' % (opname, disassembly)
elif instr.argval == argval:
msg = '(%s,%r) occurs in bytecode:\n%s'
msg = msg % (opname, argval, disassembly)
self.fail(msg)