0,0 → 1,80 |
#!/usr/bin/python |
# |
# kill_test: tests the kill command with the default |
# semantics of: |
# |
# kill <pid> |
# |
# This test may require updating such that we test other signals |
# |
# Requires the following commands to be implemented |
# or otherwise usable: |
# |
# kill, sleep |
# |
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import sys, imp, atexit |
sys.path.append("/home/courses/cs3214/software/pexpect-dpty/"); |
import pexpect, shellio, signal, time, os, re, proc_check |
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#Ensure the shell process is terminated |
def force_shell_termination(shell_process): |
c.close(force=True) |
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# pulling in the regular expression and other definitions |
definitions_scriptname = sys.argv[1] |
def_module = imp.load_source('', definitions_scriptname) |
logfile = None |
if hasattr(def_module, 'logfile'): |
logfile = def_module.logfile |
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# spawn an instance of the shell |
c = pexpect.spawn(def_module.shell, drainpty=True, logfile=logfile) |
atexit.register(force_shell_termination, shell_process=c) |
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# set timeout for all following 'expect*' calls to 2 seconds |
c.timeout = 2 |
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# ensure that the shell prints the expected prompt |
assert c.expect(def_module.prompt) == 0, "Shell did not print expected prompt" |
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# run a command |
c.sendline("sleep 30 &") |
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# parse the jobid and pid output |
(jobid, pid) = shellio.parse_regular_expression(c, def_module.bgjob_regex) |
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# ensure that the shell prints the expected prompt |
assert c.expect(def_module.prompt) == 0, "Shell did not print expected prompt" |
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# The job needs to be running when we call kill |
proc_check.count_children_timeout(c, 1, 1) |
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# Run the kill command and kill the sleep process in the background |
c.sendline(def_module.builtin_commands['kill'] % jobid) |
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# ensure that the shell prints the expected prompt |
assert c.expect(def_module.prompt) == 0, "Shell did not print expected prompt" |
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# ensure there is enough time for the process to be killed |
time.sleep(.5) |
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# check the proc file that the process has actually been stopped |
# the proc file should not exist |
assert not os.path.exists("/proc/" + pid + "/stat"), 'the process was not \ |
killed' |
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# end the shell program by sending it an end-of-file character |
c.sendline("exit"); |
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# ensure that no extra characters are output after exiting |
assert c.expect_exact("exit\r\n") == 0, "Shell output extraneous characters" |
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# the test was successful |
shellio.success() |