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--- contrib/python/pytest/py2/_pytest/debugging.py (index)
+++ contrib/python/pytest/py2/_pytest/debugging.py (working tree)
@@ -4,6 +4,7 @@ from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
+import os
import argparse
import pdb
import sys
@@ -14,6 +15,42 @@ from _pytest import outcomes
from _pytest.config.exceptions import UsageError
+def import_readline():
+ try:
+ import readline
+ except ImportError:
+ sys.path.append('/usr/lib/python2.7/lib-dynload')
+
+ try:
+ import readline
+ except ImportError as e:
+ print('can not import readline:', e)
+
+ import subprocess
+ try:
+ subprocess.check_call('stty icrnl'.split())
+ except OSError as e:
+ print('can not restore Enter, use Control+J:', e)
+
+
+def tty():
+ if os.isatty(1):
+ return
+
+ fd = os.open('/dev/tty', os.O_RDWR)
+ os.dup2(fd, 0)
+ os.dup2(fd, 1)
+ os.dup2(fd, 2)
+ os.close(fd)
+
+ old_sys_path = sys.path
+ sys.path = list(sys.path)
+ try:
+ import_readline()
+ finally:
+ sys.path = old_sys_path
+
+
def _validate_usepdb_cls(value):
"""Validate syntax of --pdbcls option."""
try:
@@ -249,6 +286,7 @@ class pytestPDB(object):
@classmethod
def set_trace(cls, *args, **kwargs):
"""Invoke debugging via ``Pdb.set_trace``, dropping any IO capturing."""
+ tty()
frame = sys._getframe().f_back
_pdb = cls._init_pdb("set_trace", *args, **kwargs)
_pdb.set_trace(frame)
@@ -262,6 +300,7 @@ class PdbInvoke(object):
out, err = capman.read_global_capture()
sys.stdout.write(out)
sys.stdout.write(err)
+ tty()
_enter_pdb(node, call.excinfo, report)
def pytest_internalerror(self, excrepr, excinfo):
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