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grade-lab9
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grade-lab9
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#!/usr/bin/env python2
# -*- coding: utf-8 -*-
import re
from gradelib import *
r = Runner(save("jos.out"),
stop_breakpoint("readline"))
def E(s, trim=False):
"""Expand $En in s to the environment ID of the n'th user
environment."""
tmpl = "%x" if trim else "%08x"
return re.sub(r"\$E([0-9]+)",
lambda m: tmpl % (0x1000 + int(m.group(1))-1), s)
@test(8)
def test_dumbfork():
r.user_test("dumbfork")
r.match(E(".00000000. new env $E1"),
E(".$E1. new env $E2"),
"0: I am the parent.",
"9: I am the parent.",
"0: I am the child.",
"9: I am the child.",
"19: I am the child.",
E(".$E1. exiting gracefully"),
E(".$E1. free env $E1"),
E(".$E2. exiting gracefully"),
E(".$E2. free env $E2"))
end_part("A")
@test(6)
def test_faultread():
r.user_test("faultread")
r.match("<0x80........> Page fault ip=[0-9A-F]+ va=00000000 err=-U--- -> fault",
E(".$E1. user_mem_check assertion failure for va.0000007fffff.... ip.000000000080...."),
E(".$E1. free env $E1"),
no=["I read ........ from location 0."])
@test(6)
def test_faultwrite():
r.user_test("faultwrite")
r.match("<0x80........> Page fault ip=[0-9A-F]+ va=00000000 err=-UW-- -> fault",
E(".$E1. user_mem_check assertion failure for va.0000007fffff.... ip.000000000080...."),
E(".$E1. free env $E1"))
@test(8)
def test_faultdie():
r.user_test("faultdie")
r.match("i faulted at va deadbeef, err 6",
E(".$E1. exiting gracefully"),
E(".$E1. free env $E1"))
@test(8)
def test_faultalloc():
r.user_test("faultalloc")
r.match("fault beefdead",
"this string was faulted in at beefdead",
"fault cafebffe",
"fault cafec000",
"this string was faulted in at cafebffe",
E(".$E1. exiting gracefully"),
E(".$E1. free env $E1"))
@test(8)
def test_faultallocbad():
r.user_test("faultallocbad")
r.match(E(".$E1. user_mem_check assertion failure for va.00000000deadbeef ip.000000000080...."),
E(".$E1. free env $E1"))
@test(8)
def test_faultnostack():
r.user_test("faultnostack")
r.match(E(".$E1. user_mem_check assertion failure for va.0000007fffff.... ip.000000000080...."),
E(".$E1. free env $E1"))
@test(8)
def test_faultbadhandler():
r.user_test("faultbadhandler")
r.match(E(".$E1. user_mem_check assertion failure for va.0000007fffff.... ip.00000000deadbeef"),
E(".$E1. free env $E1"))
@test(8)
def test_faultevilhandler():
r.user_test("faultevilhandler")
r.match(E(".$E1. user_mem_check assertion failure for va.0000007fffff.... ip.00000000f0100020"),
E(".$E1. free env $E1"))
@test(8)
def test_forktree():
r.user_test("forktree", timeout=120)
r.match("....: I am .0.",
"....: I am .1.",
"....: I am .000.",
"....: I am .100.",
"....: I am .110.",
"....: I am .111.",
"....: I am .011.",
"....: I am .001.",
E(".$E1. exiting gracefully"),
E(".$E2. exiting gracefully"),
".0000200.. exiting gracefully",
".0000200.. free env 0000200.")
end_part("B")
@test(8)
def test_spin():
r.user_test("spin", timeout=120)
r.match(E(".00000000. new env $E1"),
"I am the parent. Forking the child...",
E(".$E1. new env $E2"),
"I am the parent. Running the child...",
"I am the child. Spinning...",
"I am the parent. Killing the child...",
E(".$E1. destroying $E2"),
E(".$E1. free env $E2"),
E(".$E1. exiting gracefully"),
E(".$E1. free env $E1"))
@test(8)
def test_pingpong():
r.user_test("pingpong", make_args=["CPUS=4"])
r.match(E(".00000000. new env $E1"),
E(".$E1. new env $E2"),
E("send 0 from $E1 to $E2", trim=True),
E("$E2 got 0 from $E1", trim=True),
E("$E1 got 1 from $E2", trim=True),
E("$E2 got 8 from $E1", trim=True),
E("$E1 got 9 from $E2", trim=True),
E("$E2 got 10 from $E1", trim=True),
E(".$E1. exiting gracefully"),
E(".$E1. free env $E1"),
E(".$E2. exiting gracefully"),
E(".$E2. free env $E2"))
@test(8)
def test_primes():
r.user_test("primes", stop_on_line("101"), stop_on_line(".*panic"),
make_args=["CPUS=4"], timeout=120)
r.match(E(".00000000. new env $E1"),
E(".$E1. new env $E2"),
E("2 .$E2. new env $E3"),
E("3 .$E3. new env $E4"),
E("5 .$E4. new env $E5"),
E("7 .$E5. new env $E6"),
E("11 .$E6. new env $E7"),
E("101 .$E27. new env $E28"))
end_part("C")
run_tests()