def test_popen():
# open a pipe just for reading...
pipe_modes = [["ping 127.0.0.1 -n 1", "r"], ["ping 127.0.0.1 -n 1"]]
if is_cli:
pipe_modes.append(["ping 127.0.0.1 -n 1", ""])
for args in pipe_modes:
x = nt.popen(*args)
text = x.read()
Assert(text.lower().index('pinging') != -1)
AreEqual(x.close(), None)
# write to a pipe
x = nt.popen('sort', 'w')
x.write('hello\nabc\n')
x.close()
# bug 1146
#x = nt.popen('sort', 'w')
#x.write('hello\nabc\n')
#AreEqual(x.close(), None)
# once w/ default mode
AssertError(ValueError, nt.popen, "ping 127.0.0.1 -n 1", "a")
# popen uses cmd.exe to run stuff -- at least sometimes
dir_pipe = nt.popen('dir')
dir_pipe.read()
dir_pipe.close()
# once w/ no mode
stdin, stdout = nt.popen2('sort')
stdin.write('hello\nabc\n')
AreEqual(stdin.close(), None)
AreEqual(stdout.read(), 'abc\nhello\n')
AreEqual(stdout.close(), None)
# bug 1146
# and once w/ each mode
#for mode in ['b', 't']:
# stdin, stdout = nt.popen2('sort', mode)
# stdin.write('hello\nabc\n')
# AreEqual(stdin.close(), None)
# AreEqual(stdout.read(), 'abc\nhello\n')
# AreEqual(stdout.close(), None)
# popen3: once w/ no mode
stdin, stdout, stderr = nt.popen3('sort')
stdin.write('hello\nabc\n')
AreEqual(stdin.close(), None)
AreEqual(stdout.read(), 'abc\nhello\n')
AreEqual(stdout.close(), None)
AreEqual(stderr.read(), '')
AreEqual(stderr.close(), None)
# bug 1146
# popen3: and once w/ each mode
#for mode in ['b', 't']:
# stdin, stdout, stderr = nt.popen3('sort', mode)
# stdin.write('hello\nabc\n')
# AreEqual(stdin.close(), None)
# AreEqual(stdout.read(), 'abc\nhello\n')
# AreEqual(stdout.close(), None)
# AreEqual(stderr.read(), '')
# AreEqual(stderr.close(), None)
tmpfile = 'tmpfile.tmp'
f = open(tmpfile, 'w')
f.close()
nt.unlink(tmpfile)
try:
nt.chmod('tmpfile.tmp', 256)
except Exception:
pass #should throw when trying to access file deleted by unlink
else:
Assert(
False,
"Error! Trying to access file deleted by unlink should have thrown."
)
try:
tmpfile = "tmpfile2.tmp"
f = open(tmpfile, "w")
f.write("testing chmod")
f.close()
nt.chmod(tmpfile, 256)
AssertError(OSError, nt.unlink, tmpfile)
nt.chmod(tmpfile, 128)
nt.unlink(tmpfile)
AssertError(IOError, file, tmpfile)
finally:
try:
nt.chmod(tmpfile, 128)
nt.unlink(tmpfile)
except Exception as e:
print("exc", e)
# verify that nt.stat reports times in seconds, not ticks...
import time
tmpfile = 'tmpfile.tmp'
f = open(tmpfile, 'w')
f.close()
t = time.time()
mt = nt.stat(tmpfile).st_mtime
nt.unlink(tmpfile) # this deletes the file
Assert(abs(t - mt) < 60, "time differs by too much " + str(abs(t - mt)))
tmpfile = 'tmpfile.tmp' # need to open it again since we deleted it with 'unlink'
f = open(tmpfile, 'w')
f.close()
nt.chmod('tmpfile.tmp', 256)
nt.chmod('tmpfile.tmp', 128)
nt.unlink('tmpfile.tmp')
def test_popen():
# open a pipe just for reading...
pipe_modes = [["ping 127.0.0.1 -n 1", "r"], ["ping 127.0.0.1 -n 1"]]
if is_cli:
pipe_modes.append(["ping 127.0.0.1 -n 1", ""])
for args in pipe_modes:
x = nt.popen(*args)
text = x.read()
Assert(text.lower().index('pinging') != -1)
AreEqual(x.close(), None)
# write to a pipe
x = nt.popen('sort', 'w')
x.write('hello\nabc\n')
x.close()
# bug 1146
#x = nt.popen('sort', 'w')
#x.write('hello\nabc\n')
#AreEqual(x.close(), None)
# once w/ default mode
AssertError(ValueError, nt.popen, "ping 127.0.0.1 -n 1", "a")
# popen uses cmd.exe to run stuff -- at least sometimes
dir_pipe = nt.popen('dir')
dir_pipe.read()
dir_pipe.close()
# once w/ no mode
stdin, stdout = nt.popen2('sort')
stdin.write('hello\nabc\n')
AreEqual(stdin.close(), None)
AreEqual(stdout.read(), 'abc\nhello\n')
AreEqual(stdout.close(), None)
# bug 1146
# and once w/ each mode
#for mode in ['b', 't']:
# stdin, stdout = nt.popen2('sort', mode)
# stdin.write('hello\nabc\n')
# AreEqual(stdin.close(), None)
# AreEqual(stdout.read(), 'abc\nhello\n')
# AreEqual(stdout.close(), None)
# popen3: once w/ no mode
stdin, stdout, stderr = nt.popen3('sort')
stdin.write('hello\nabc\n')
AreEqual(stdin.close(), None)
AreEqual(stdout.read(), 'abc\nhello\n')
AreEqual(stdout.close(), None)
AreEqual(stderr.read(), '')
AreEqual(stderr.close(), None)
# bug 1146
# popen3: and once w/ each mode
#for mode in ['b', 't']:
# stdin, stdout, stderr = nt.popen3('sort', mode)
# stdin.write('hello\nabc\n')
# AreEqual(stdin.close(), None)
# AreEqual(stdout.read(), 'abc\nhello\n')
# AreEqual(stdout.close(), None)
# AreEqual(stderr.read(), '')
# AreEqual(stderr.close(), None)
tmpfile = 'tmpfile.tmp'
f = open(tmpfile, 'w')
f.close()
nt.unlink(tmpfile)
try:
nt.chmod('tmpfile.tmp', 256)
except Exception:
pass #should throw when trying to access file deleted by unlink
else:
Assert(
False,
"Error! Trying to access file deleted by unlink should have thrown."
)
try:
tmpfile = "tmpfile2.tmp"
f = open(tmpfile, "w")
f.write("testing chmod")
f.close()
nt.chmod(tmpfile, 256)
AssertError(OSError, nt.unlink, tmpfile)
nt.chmod(tmpfile, 128)
nt.unlink(tmpfile)
AssertError(IOError, file, tmpfile)
finally:
try:
nt.chmod(tmpfile, 128)
nt.unlink(tmpfile)
except Exception, e:
print "exc", e
def number_of_process(arg):
return len([
x for x in nt.popen('tasklist.exe').readlines()
if x.lower().startswith(arg.lower())
])
def test_popen():
# open a pipe just for reading...
pipe_modes = [["ping 127.0.0.1", "r"],
["ping 127.0.0.1"]]
if is_cli:
pipe_modes.append(["ping 127.0.0.1", ""])
for args in pipe_modes:
x = nt.popen(*args)
text = x.read()
Assert(text.lower().index('pinging') != -1)
AreEqual(x.close(), None)
# write to a pipe
x = nt.popen('sort', 'w')
x.write('hello\nabc\n')
x.close()
# bug 1146
#x = nt.popen('sort', 'w')
#x.write('hello\nabc\n')
#AreEqual(x.close(), None)
# once w/ default mode
AssertError(ValueError, nt.popen, "ping 127.0.0.1", "a")
# popen uses cmd.exe to run stuff -- at least sometimes
dir_pipe = nt.popen('dir')
dir_pipe.read()
dir_pipe.close()
# once w/ no mode
stdin, stdout = nt.popen2('sort')
stdin.write('hello\nabc\n')
AreEqual(stdin.close(), None)
AreEqual(stdout.read(), 'abc\nhello\n')
AreEqual(stdout.close(), None)
# bug 1146
# and once w/ each mode
#for mode in ['b', 't']:
# stdin, stdout = nt.popen2('sort', mode)
# stdin.write('hello\nabc\n')
# AreEqual(stdin.close(), None)
# AreEqual(stdout.read(), 'abc\nhello\n')
# AreEqual(stdout.close(), None)
# popen3: once w/ no mode
stdin, stdout, stderr = nt.popen3('sort')
stdin.write('hello\nabc\n')
AreEqual(stdin.close(), None)
AreEqual(stdout.read(), 'abc\nhello\n')
AreEqual(stdout.close(), None)
AreEqual(stderr.read(), '')
AreEqual(stderr.close(), None)
# bug 1146
# popen3: and once w/ each mode
#for mode in ['b', 't']:
# stdin, stdout, stderr = nt.popen3('sort', mode)
# stdin.write('hello\nabc\n')
# AreEqual(stdin.close(), None)
# AreEqual(stdout.read(), 'abc\nhello\n')
# AreEqual(stdout.close(), None)
# AreEqual(stderr.read(), '')
# AreEqual(stderr.close(), None)
tmpfile = 'tmpfile.tmp'
f = open(tmpfile, 'w')
f.close()
nt.unlink(tmpfile)
try:
nt.chmod('tmpfile.tmp', 256)
except Exception:
pass #should throw when trying to access file deleted by unlink
else:
Assert(False,"Error! Trying to access file deleted by unlink should have thrown.")
try:
tmpfile = "tmpfile2.tmp"
f = open(tmpfile, "w")
f.write("testing chmod")
f.close()
nt.chmod(tmpfile, 256)
AssertError(OSError, nt.unlink, tmpfile)
nt.chmod(tmpfile, 128)
nt.unlink(tmpfile)
AssertError(IOError, file, tmpfile)
finally:
try:
nt.chmod(tmpfile, 128)
nt.unlink(tmpfile)
except Exception, e:
print "exc", e
def number_of_process(arg):
return len([x for x in nt.popen('tasklist.exe').readlines() if x.lower().startswith(arg.lower()) ])
