test: test TTY problems by fakeing a TTY using openpty
Many thanks to thefourtheye and addaleax who helped make the python bits of this possible. See https://github.com/nodejs/node/issues/6980 for more info regarding the related TTY issues. Refs: https://github.com/nodejs/node/issues/6456 Refs: https://github.com/nodejs/node/pull/6773 Refs: https://github.com/nodejs/node/pull/6816 PR-URL: https://github.com/nodejs/node/pull/6895 Reviewed-By: Rod Vagg <rod@vagg.org> Reviewed-By: Anna Henningsen <anna@addaleax.net>
This commit is contained in:
parent
98de4abae3
commit
88804b84ec
5
Makefile
5
Makefile
@ -118,7 +118,7 @@ test: all
|
||||
$(MAKE) build-addons
|
||||
$(MAKE) cctest
|
||||
$(PYTHON) tools/test.py --mode=release -J \
|
||||
addon doctool known_issues message parallel sequential
|
||||
addon doctool known_issues message pseudo-tty parallel sequential
|
||||
$(MAKE) lint
|
||||
|
||||
test-parallel: all
|
||||
@ -183,7 +183,8 @@ test-all-valgrind: test-build
|
||||
test-ci: | build-addons
|
||||
$(PYTHON) tools/test.py $(PARALLEL_ARGS) -p tap --logfile test.tap \
|
||||
--mode=release --flaky-tests=$(FLAKY_TESTS) \
|
||||
$(TEST_CI_ARGS) addons doctool known_issues message parallel sequential
|
||||
$(TEST_CI_ARGS) addons doctool known_issues message pseudo-tty parallel \
|
||||
sequential
|
||||
|
||||
test-release: test-build
|
||||
$(PYTHON) tools/test.py --mode=release
|
||||
|
15
test/pseudo-tty/no_dropped_stdio.js
Normal file
15
test/pseudo-tty/no_dropped_stdio.js
Normal file
@ -0,0 +1,15 @@
|
||||
// https://github.com/nodejs/node/issues/6456#issuecomment-219320599
|
||||
// https://gist.github.com/isaacs/1495b91ec66b21d30b10572d72ad2cdd
|
||||
'use strict';
|
||||
require('../common');
|
||||
|
||||
// 1000 bytes wrapped at 50 columns
|
||||
// \n turns into a double-byte character
|
||||
// (48 + {2}) * 20 = 1000
|
||||
var out = ('o'.repeat(48) + '\n').repeat(20);
|
||||
// Add the remaining 24 bytes and terminate with an 'O'.
|
||||
// This results in 1025 bytes, just enough to overflow the 1kb OS X TTY buffer.
|
||||
out += 'o'.repeat(24) + 'O';
|
||||
|
||||
process.stdout.write(out);
|
||||
process.exit(0);
|
21
test/pseudo-tty/no_dropped_stdio.out
Normal file
21
test/pseudo-tty/no_dropped_stdio.out
Normal file
@ -0,0 +1,21 @@
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
ooooooooooooooooooooooooO
|
17
test/pseudo-tty/no_interleaved_stdio.js
Normal file
17
test/pseudo-tty/no_interleaved_stdio.js
Normal file
@ -0,0 +1,17 @@
|
||||
// https://github.com/nodejs/node/issues/6456#issuecomment-219320599
|
||||
// https://gist.github.com/isaacs/1495b91ec66b21d30b10572d72ad2cdd
|
||||
'use strict';
|
||||
require('../common');
|
||||
|
||||
// 1000 bytes wrapped at 50 columns
|
||||
// \n turns into a double-byte character
|
||||
// (48 + {2}) * 20 = 1000
|
||||
var out = ('o'.repeat(48) + '\n').repeat(20);
|
||||
// Add the remaining 24 bytes and terminate with an 'O'.
|
||||
// This results in 1025 bytes, just enough to overflow the 1kb OS X TTY buffer.
|
||||
out += 'o'.repeat(24) + 'O';
|
||||
|
||||
const err = '__This is some stderr__';
|
||||
|
||||
process.stdout.write(out);
|
||||
process.stderr.write(err);
|
21
test/pseudo-tty/no_interleaved_stdio.out
Normal file
21
test/pseudo-tty/no_interleaved_stdio.out
Normal file
@ -0,0 +1,21 @@
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
oooooooooooooooooooooooooooooooooooooooooooooooo
|
||||
ooooooooooooooooooooooooO__This is some stderr__
|
161
test/pseudo-tty/testcfg.py
Normal file
161
test/pseudo-tty/testcfg.py
Normal file
@ -0,0 +1,161 @@
|
||||
# Copyright 2008 the V8 project authors. All rights reserved.
|
||||
# Redistribution and use in source and binary forms, with or without
|
||||
# modification, are permitted provided that the following conditions are
|
||||
# met:
|
||||
#
|
||||
# * Redistributions of source code must retain the above copyright
|
||||
# notice, this list of conditions and the following disclaimer.
|
||||
# * Redistributions in binary form must reproduce the above
|
||||
# copyright notice, this list of conditions and the following
|
||||
# disclaimer in the documentation and/or other materials provided
|
||||
# with the distribution.
|
||||
# * Neither the name of Google Inc. nor the names of its
|
||||
# contributors may be used to endorse or promote products derived
|
||||
# from this software without specific prior written permission.
|
||||
#
|
||||
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||||
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
||||
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
||||
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||||
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
|
||||
import test
|
||||
import os
|
||||
from os.path import join, exists, basename, isdir
|
||||
import re
|
||||
import utils
|
||||
|
||||
FLAGS_PATTERN = re.compile(r"//\s+Flags:(.*)")
|
||||
|
||||
class TTYTestCase(test.TestCase):
|
||||
|
||||
def __init__(self, path, file, expected, arch, mode, context, config):
|
||||
super(TTYTestCase, self).__init__(context, path, arch, mode)
|
||||
self.file = file
|
||||
self.expected = expected
|
||||
self.config = config
|
||||
self.arch = arch
|
||||
self.mode = mode
|
||||
|
||||
def IgnoreLine(self, str):
|
||||
"""Ignore empty lines and valgrind output."""
|
||||
if not str.strip(): return True
|
||||
else: return str.startswith('==') or str.startswith('**')
|
||||
|
||||
def IsFailureOutput(self, output):
|
||||
f = file(self.expected)
|
||||
# Convert output lines to regexps that we can match
|
||||
env = { 'basename': basename(self.file) }
|
||||
patterns = [ ]
|
||||
for line in f:
|
||||
if not line.strip():
|
||||
continue
|
||||
pattern = re.escape(line.rstrip() % env)
|
||||
pattern = pattern.replace('\\*', '.*')
|
||||
pattern = '^%s$' % pattern
|
||||
patterns.append(pattern)
|
||||
# Compare actual output with the expected
|
||||
raw_lines = (output.stdout + output.stderr).split('\n')
|
||||
outlines = [ s.strip() for s in raw_lines if not self.IgnoreLine(s) ]
|
||||
if len(outlines) != len(patterns):
|
||||
print "length differs."
|
||||
print "expect=%d" % len(patterns)
|
||||
print "actual=%d" % len(outlines)
|
||||
print "patterns:"
|
||||
for i in xrange(len(patterns)):
|
||||
print "pattern = %s" % patterns[i]
|
||||
print "outlines:"
|
||||
for i in xrange(len(outlines)):
|
||||
print "outline = %s" % outlines[i]
|
||||
return True
|
||||
for i in xrange(len(patterns)):
|
||||
if not re.match(patterns[i], outlines[i]):
|
||||
print "match failed"
|
||||
print "line=%d" % i
|
||||
print "expect=%s" % patterns[i]
|
||||
print "actual=%s" % outlines[i]
|
||||
return True
|
||||
return False
|
||||
|
||||
def GetLabel(self):
|
||||
return "%s %s" % (self.mode, self.GetName())
|
||||
|
||||
def GetName(self):
|
||||
return self.path[-1]
|
||||
|
||||
def GetCommand(self):
|
||||
result = [self.config.context.GetVm(self.arch, self.mode)]
|
||||
source = open(self.file).read()
|
||||
flags_match = FLAGS_PATTERN.search(source)
|
||||
if flags_match:
|
||||
result += flags_match.group(1).strip().split()
|
||||
result.append(self.file)
|
||||
return result
|
||||
|
||||
def GetSource(self):
|
||||
return (open(self.file).read()
|
||||
+ "\n--- expected output ---\n"
|
||||
+ open(self.expected).read())
|
||||
|
||||
def RunCommand(self, command, env):
|
||||
full_command = self.context.processor(command)
|
||||
output = test.Execute(full_command,
|
||||
self.context,
|
||||
self.context.GetTimeout(self.mode),
|
||||
env,
|
||||
True)
|
||||
self.Cleanup()
|
||||
return test.TestOutput(self,
|
||||
full_command,
|
||||
output,
|
||||
self.context.store_unexpected_output)
|
||||
|
||||
|
||||
class TTYTestConfiguration(test.TestConfiguration):
|
||||
|
||||
def __init__(self, context, root):
|
||||
super(TTYTestConfiguration, self).__init__(context, root)
|
||||
|
||||
def Ls(self, path):
|
||||
if isdir(path):
|
||||
return [f[:-3] for f in os.listdir(path) if f.endswith('.js')]
|
||||
else:
|
||||
return []
|
||||
|
||||
def ListTests(self, current_path, path, arch, mode):
|
||||
all_tests = [current_path + [t] for t in self.Ls(self.root)]
|
||||
result = []
|
||||
# Skip these tests on Windows, as pseudo terminals are not available
|
||||
if utils.IsWindows():
|
||||
print ("Skipping pseudo-tty tests, as pseudo terminals are not available"
|
||||
" on Windows.")
|
||||
return result
|
||||
for test in all_tests:
|
||||
if self.Contains(path, test):
|
||||
file_prefix = join(self.root, reduce(join, test[1:], ""))
|
||||
file_path = file_prefix + ".js"
|
||||
output_path = file_prefix + ".out"
|
||||
if not exists(output_path):
|
||||
print "Could not find %s" % output_path
|
||||
continue
|
||||
result.append(TTYTestCase(test, file_path, output_path,
|
||||
arch, mode, self.context, self))
|
||||
return result
|
||||
|
||||
def GetBuildRequirements(self):
|
||||
return ['sample', 'sample=shell']
|
||||
|
||||
def GetTestStatus(self, sections, defs):
|
||||
status_file = join(self.root, 'message.status')
|
||||
if exists(status_file):
|
||||
test.ReadConfigurationInto(status_file, sections, defs)
|
||||
|
||||
|
||||
def GetConfiguration(context, root):
|
||||
return TTYTestConfiguration(context, root)
|
@ -576,11 +576,17 @@ def RunProcess(context, timeout, args, **rest):
|
||||
error_mode = SEM_NOGPFAULTERRORBOX;
|
||||
prev_error_mode = Win32SetErrorMode(error_mode);
|
||||
Win32SetErrorMode(error_mode | prev_error_mode);
|
||||
|
||||
faketty = rest.pop('faketty', False)
|
||||
pty_out = rest.pop('pty_out')
|
||||
|
||||
process = subprocess.Popen(
|
||||
shell = utils.IsWindows(),
|
||||
args = popen_args,
|
||||
**rest
|
||||
)
|
||||
if faketty:
|
||||
os.close(rest['stdout'])
|
||||
if utils.IsWindows() and context.suppress_dialogs and prev_error_mode != SEM_INVALID_VALUE:
|
||||
Win32SetErrorMode(prev_error_mode)
|
||||
# Compute the end time - if the process crosses this limit we
|
||||
@ -592,6 +598,29 @@ def RunProcess(context, timeout, args, **rest):
|
||||
# loop and keep track of whether or not it times out.
|
||||
exit_code = None
|
||||
sleep_time = INITIAL_SLEEP_TIME
|
||||
output = ''
|
||||
if faketty:
|
||||
while True:
|
||||
if time.time() >= end_time:
|
||||
# Kill the process and wait for it to exit.
|
||||
KillProcessWithID(process.pid)
|
||||
exit_code = process.wait()
|
||||
timed_out = True
|
||||
break
|
||||
|
||||
# source: http://stackoverflow.com/a/12471855/1903116
|
||||
# related: http://stackoverflow.com/q/11165521/1903116
|
||||
try:
|
||||
data = os.read(pty_out, 9999)
|
||||
except OSError as e:
|
||||
if e.errno != errno.EIO:
|
||||
raise
|
||||
break # EIO means EOF on some systems
|
||||
else:
|
||||
if not data: # EOF
|
||||
break
|
||||
output += data
|
||||
|
||||
while exit_code is None:
|
||||
if (not end_time is None) and (time.time() >= end_time):
|
||||
# Kill the process and wait for it to exit.
|
||||
@ -604,7 +633,7 @@ def RunProcess(context, timeout, args, **rest):
|
||||
sleep_time = sleep_time * SLEEP_TIME_FACTOR
|
||||
if sleep_time > MAX_SLEEP_TIME:
|
||||
sleep_time = MAX_SLEEP_TIME
|
||||
return (process, exit_code, timed_out)
|
||||
return (process, exit_code, timed_out, output)
|
||||
|
||||
|
||||
def PrintError(str):
|
||||
@ -626,29 +655,43 @@ def CheckedUnlink(name):
|
||||
PrintError("os.unlink() " + str(e))
|
||||
break
|
||||
|
||||
def Execute(args, context, timeout=None, env={}):
|
||||
(fd_out, outname) = tempfile.mkstemp()
|
||||
(fd_err, errname) = tempfile.mkstemp()
|
||||
def Execute(args, context, timeout=None, env={}, faketty=False):
|
||||
if faketty:
|
||||
import pty
|
||||
(out_master, fd_out) = pty.openpty()
|
||||
fd_err = fd_out
|
||||
pty_out = out_master
|
||||
else:
|
||||
(fd_out, outname) = tempfile.mkstemp()
|
||||
(fd_err, errname) = tempfile.mkstemp()
|
||||
pty_out = None
|
||||
|
||||
# Extend environment
|
||||
env_copy = os.environ.copy()
|
||||
for key, value in env.iteritems():
|
||||
env_copy[key] = value
|
||||
|
||||
(process, exit_code, timed_out) = RunProcess(
|
||||
(process, exit_code, timed_out, output) = RunProcess(
|
||||
context,
|
||||
timeout,
|
||||
args = args,
|
||||
stdout = fd_out,
|
||||
stderr = fd_err,
|
||||
env = env_copy
|
||||
env = env_copy,
|
||||
faketty = faketty,
|
||||
pty_out = pty_out
|
||||
)
|
||||
os.close(fd_out)
|
||||
os.close(fd_err)
|
||||
output = file(outname).read()
|
||||
errors = file(errname).read()
|
||||
CheckedUnlink(outname)
|
||||
CheckedUnlink(errname)
|
||||
if faketty:
|
||||
os.close(out_master)
|
||||
errors = ''
|
||||
else:
|
||||
os.close(fd_out)
|
||||
os.close(fd_err)
|
||||
output = file(outname).read()
|
||||
errors = file(errname).read()
|
||||
CheckedUnlink(outname)
|
||||
CheckedUnlink(errname)
|
||||
|
||||
return CommandOutput(exit_code, timed_out, output, errors)
|
||||
|
||||
|
||||
|
Loading…
x
Reference in New Issue
Block a user