You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
243 lines
6.1 KiB
243 lines
6.1 KiB
2 years ago
|
"""
|
||
|
|
Test script for the 'cmd' module
|
||
|
|
Original by Michael Schneider
|
||
|
|
"""
|
||
|
|
|
||
|
|
|
||
|
|
import cmd
|
||
|
|
import sys
|
||
|
|
import unittest
|
||
|
|
import io
|
||
|
|
from test import support
|
||
|
|
|
||
|
|
class samplecmdclass(cmd.Cmd):
|
||
|
|
"""
|
||
|
|
Instance the sampleclass:
|
||
|
|
>>> mycmd = samplecmdclass()
|
||
|
|
|
||
|
|
Test for the function parseline():
|
||
|
|
>>> mycmd.parseline("")
|
||
|
|
(None, None, '')
|
||
|
|
>>> mycmd.parseline("?")
|
||
|
|
('help', '', 'help ')
|
||
|
|
>>> mycmd.parseline("?help")
|
||
|
|
('help', 'help', 'help help')
|
||
|
|
>>> mycmd.parseline("!")
|
||
|
|
('shell', '', 'shell ')
|
||
|
|
>>> mycmd.parseline("!command")
|
||
|
|
('shell', 'command', 'shell command')
|
||
|
|
>>> mycmd.parseline("func")
|
||
|
|
('func', '', 'func')
|
||
|
|
>>> mycmd.parseline("func arg1")
|
||
|
|
('func', 'arg1', 'func arg1')
|
||
|
|
|
||
|
|
|
||
|
|
Test for the function onecmd():
|
||
|
|
>>> mycmd.onecmd("")
|
||
|
|
>>> mycmd.onecmd("add 4 5")
|
||
|
|
9
|
||
|
|
>>> mycmd.onecmd("")
|
||
|
|
9
|
||
|
|
>>> mycmd.onecmd("test")
|
||
|
|
*** Unknown syntax: test
|
||
|
|
|
||
|
|
Test for the function emptyline():
|
||
|
|
>>> mycmd.emptyline()
|
||
|
|
*** Unknown syntax: test
|
||
|
|
|
||
|
|
Test for the function default():
|
||
|
|
>>> mycmd.default("default")
|
||
|
|
*** Unknown syntax: default
|
||
|
|
|
||
|
|
Test for the function completedefault():
|
||
|
|
>>> mycmd.completedefault()
|
||
|
|
This is the completedefault method
|
||
|
|
>>> mycmd.completenames("a")
|
||
|
|
['add']
|
||
|
|
|
||
|
|
Test for the function completenames():
|
||
|
|
>>> mycmd.completenames("12")
|
||
|
|
[]
|
||
|
|
>>> mycmd.completenames("help")
|
||
|
|
['help']
|
||
|
|
|
||
|
|
Test for the function complete_help():
|
||
|
|
>>> mycmd.complete_help("a")
|
||
|
|
['add']
|
||
|
|
>>> mycmd.complete_help("he")
|
||
|
|
['help']
|
||
|
|
>>> mycmd.complete_help("12")
|
||
|
|
[]
|
||
|
|
>>> sorted(mycmd.complete_help(""))
|
||
|
|
['add', 'exit', 'help', 'shell']
|
||
|
|
|
||
|
|
Test for the function do_help():
|
||
|
|
>>> mycmd.do_help("testet")
|
||
|
|
*** No help on testet
|
||
|
|
>>> mycmd.do_help("add")
|
||
|
|
help text for add
|
||
|
|
>>> mycmd.onecmd("help add")
|
||
|
|
help text for add
|
||
|
|
>>> mycmd.do_help("")
|
||
|
|
<BLANKLINE>
|
||
|
|
Documented commands (type help <topic>):
|
||
|
|
========================================
|
||
|
|
add help
|
||
|
|
<BLANKLINE>
|
||
|
|
Undocumented commands:
|
||
|
|
======================
|
||
|
|
exit shell
|
||
|
|
<BLANKLINE>
|
||
|
|
|
||
|
|
Test for the function print_topics():
|
||
|
|
>>> mycmd.print_topics("header", ["command1", "command2"], 2 ,10)
|
||
|
|
header
|
||
|
|
======
|
||
|
|
command1
|
||
|
|
command2
|
||
|
|
<BLANKLINE>
|
||
|
|
|
||
|
|
Test for the function columnize():
|
||
|
|
>>> mycmd.columnize([str(i) for i in range(20)])
|
||
|
|
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
|
||
|
|
>>> mycmd.columnize([str(i) for i in range(20)], 10)
|
||
|
|
0 7 14
|
||
|
|
1 8 15
|
||
|
|
2 9 16
|
||
|
|
3 10 17
|
||
|
|
4 11 18
|
||
|
|
5 12 19
|
||
|
|
6 13
|
||
|
|
|
||
|
|
This is an interactive test, put some commands in the cmdqueue attribute
|
||
|
|
and let it execute
|
||
|
|
This test includes the preloop(), postloop(), default(), emptyline(),
|
||
|
|
parseline(), do_help() functions
|
||
|
|
>>> mycmd.use_rawinput=0
|
||
|
|
>>> mycmd.cmdqueue=["", "add", "add 4 5", "help", "help add","exit"]
|
||
|
|
>>> mycmd.cmdloop()
|
||
|
|
Hello from preloop
|
||
|
|
help text for add
|
||
|
|
*** invalid number of arguments
|
||
|
|
9
|
||
|
|
<BLANKLINE>
|
||
|
|
Documented commands (type help <topic>):
|
||
|
|
========================================
|
||
|
|
add help
|
||
|
|
<BLANKLINE>
|
||
|
|
Undocumented commands:
|
||
|
|
======================
|
||
|
|
exit shell
|
||
|
|
<BLANKLINE>
|
||
|
|
help text for add
|
||
|
|
Hello from postloop
|
||
|
|
"""
|
||
|
|
|
||
|
|
def preloop(self):
|
||
|
|
print("Hello from preloop")
|
||
|
|
|
||
|
|
def postloop(self):
|
||
|
|
print("Hello from postloop")
|
||
|
|
|
||
|
|
def completedefault(self, *ignored):
|
||
|
|
print("This is the completedefault method")
|
||
|
|
|
||
|
|
def complete_command(self):
|
||
|
|
print("complete command")
|
||
|
|
|
||
|
|
def do_shell(self, s):
|
||
|
|
pass
|
||
|
|
|
||
|
|
def do_add(self, s):
|
||
|
|
l = s.split()
|
||
|
|
if len(l) != 2:
|
||
|
|
print("*** invalid number of arguments")
|
||
|
|
return
|
||
|
|
try:
|
||
|
|
l = [int(i) for i in l]
|
||
|
|
except ValueError:
|
||
|
|
print("*** arguments should be numbers")
|
||
|
|
return
|
||
|
|
print(l[0]+l[1])
|
||
|
|
|
||
|
|
def help_add(self):
|
||
|
|
print("help text for add")
|
||
|
|
return
|
||
|
|
|
||
|
|
def do_exit(self, arg):
|
||
|
|
return True
|
||
|
|
|
||
|
|
|
||
|
|
class TestAlternateInput(unittest.TestCase):
|
||
|
|
|
||
|
|
class simplecmd(cmd.Cmd):
|
||
|
|
|
||
|
|
def do_print(self, args):
|
||
|
|
print(args, file=self.stdout)
|
||
|
|
|
||
|
|
def do_EOF(self, args):
|
||
|
|
return True
|
||
|
|
|
||
|
|
|
||
|
|
class simplecmd2(simplecmd):
|
||
|
|
|
||
|
|
def do_EOF(self, args):
|
||
|
|
print('*** Unknown syntax: EOF', file=self.stdout)
|
||
|
|
return True
|
||
|
|
|
||
|
|
|
||
|
|
def test_file_with_missing_final_nl(self):
|
||
|
|
input = io.StringIO("print test\nprint test2")
|
||
|
|
output = io.StringIO()
|
||
|
|
cmd = self.simplecmd(stdin=input, stdout=output)
|
||
|
|
cmd.use_rawinput = False
|
||
|
|
cmd.cmdloop()
|
||
|
|
self.assertMultiLineEqual(output.getvalue(),
|
||
|
|
("(Cmd) test\n"
|
||
|
|
"(Cmd) test2\n"
|
||
|
|
"(Cmd) "))
|
||
|
|
|
||
|
|
|
||
|
|
def test_input_reset_at_EOF(self):
|
||
|
|
input = io.StringIO("print test\nprint test2")
|
||
|
|
output = io.StringIO()
|
||
|
|
cmd = self.simplecmd2(stdin=input, stdout=output)
|
||
|
|
cmd.use_rawinput = False
|
||
|
|
cmd.cmdloop()
|
||
|
|
self.assertMultiLineEqual(output.getvalue(),
|
||
|
|
("(Cmd) test\n"
|
||
|
|
"(Cmd) test2\n"
|
||
|
|
"(Cmd) *** Unknown syntax: EOF\n"))
|
||
|
|
input = io.StringIO("print \n\n")
|
||
|
|
output = io.StringIO()
|
||
|
|
cmd.stdin = input
|
||
|
|
cmd.stdout = output
|
||
|
|
cmd.cmdloop()
|
||
|
|
self.assertMultiLineEqual(output.getvalue(),
|
||
|
|
("(Cmd) \n"
|
||
|
|
"(Cmd) \n"
|
||
|
|
"(Cmd) *** Unknown syntax: EOF\n"))
|
||
|
|
|
||
|
|
|
||
|
|
def test_main(verbose=None):
|
||
|
|
from test import test_cmd
|
||
|
|
support.run_doctest(test_cmd, verbose)
|
||
|
|
support.run_unittest(TestAlternateInput)
|
||
|
|
|
||
|
|
def test_coverage(coverdir):
|
||
|
|
trace = support.import_module('trace')
|
||
|
|
tracer=trace.Trace(ignoredirs=[sys.base_prefix, sys.base_exec_prefix,],
|
||
|
|
trace=0, count=1)
|
||
|
|
tracer.run('import importlib; importlib.reload(cmd); test_main()')
|
||
|
|
r=tracer.results()
|
||
|
|
print("Writing coverage results...")
|
||
|
|
r.write_results(show_missing=True, summary=True, coverdir=coverdir)
|
||
|
|
|
||
|
|
if __name__ == "__main__":
|
||
|
|
if "-c" in sys.argv:
|
||
|
|
test_coverage('/tmp/cmd.cover')
|
||
|
|
elif "-i" in sys.argv:
|
||
|
|
samplecmdclass().cmdloop()
|
||
|
|
else:
|
||
|
|
test_main()
|