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grade-lab4
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#!/usr/bin/env python3
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(1)
def test_helloinit():
r.user_test("hello")
r.match(E(".00000000. new env $E1"),
"hello, world",
E(".$E1. exiting gracefully"),
E(".$E1. free env $E1"))
end_part("0")
@test(1)
def test_yield():
r.user_test("yield")
r.match(E(".00000000. new env $E1"),
E(".00000000. new env $E2"),
E("Hello, I am environment $E1"),
E("Hello, I am environment $E2"),
E("Back in environment $E1, iteration 1"),
E("Back in environment $E2, iteration 1"),
E("Back in environment $E1, iteration 4"),
E("Back in environment $E2, iteration 4"),
E(".$E1. exiting gracefully"),
E(".$E2. exiting gracefully"))
@test(1)
def test_spin0():
r.user_test("spin0", timeout=0.5)
r.match(E(".00000000. new env $E1"),
E(".00000000. new env $E2"),
E("I am $E1 and my spin will go on #1"),
E("I am $E1 and my spin will go on #99"),
E("I am $E2 and I like my interrupt #1"),
E("I am $E2 and I like my interrupt #4"))
end_part("1")
@test(1)
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 $E2"))
@test(1)
def test_forktree():
r.user_test("forktree")
r.match("....: I am .0.",
"....: I am .1.",
"....: I am .000.",
"....: I am .100.",
"....: I am .110.",
"....: I am .111.",
"....: I am .011.",
"....: I am .001.",
E(".$E1. exiting gracefully"),
E(".$E2. exiting gracefully"),
".0000200.. exiting gracefully",
".0000200.. free env 0000200.")
@test(1)
def test_spin():
r.user_test("spin")
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"))
end_part("2")
@test(1)
def test_yield2():
r.user_test("yield", make_args=["CPUS=2"])
r.match(E(".00000000. new env $E1"),
E(".00000000. new env $E2"),
"Hello, I am environment 0000100., cpu 0",
"Hello, I am environment 0000100., cpu 1",
"Back in environment 0000100., iteration 4, cpu 0",
"Back in environment 0000100., iteration 4, cpu 1",
E(".$E1. exiting gracefully"),
E(".$E2. exiting gracefully"))
@test(1)
def test_stresssched():
r.user_test("stresssched", make_args=["CPUS=4"])
r.match(".000010... stresssched on CPU 0",
".000010... stresssched on CPU 1",
".000010... stresssched on CPU 2",
".000010... stresssched on CPU 3",
no=[".*ran on two CPUs at once"])
end_part("3")
@test(1)
def test_sendpage():
r.user_test("sendpage", make_args=["CPUS=2"])
r.match(".00000000. new env 00001000",
E(".00000000. new env $E1"),
E(".$E1. new env $E2"),
E("$E2 got message from $E1: hello child environment! how are you?", trim=True),
E("child received correct message", trim=True),
E("$E1 got message from $E2: hello parent environment! I'm good", trim=True),
E("parent received correct message", trim=True),
E(".$E1. exiting gracefully"),
E(".$E1. free env $E1"),
E(".$E2. exiting gracefully"),
E(".$E2. free env $E2"))
@test(1)
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(1)
def test_primes():
r.user_test("primes", stop_on_line("CPU .: 1877"), stop_on_line(".*panic"),
make_args=["CPUS=4"], timeout=60)
r.match(E(".00000000. new env $E1"),
E(".$E1. new env $E2"),
E("CPU .: 2 .$E2. new env $E3"),
E("CPU .: 3 .$E3. new env $E4"),
E("CPU .: 5 .$E4. new env $E5"),
E("CPU .: 7 .$E5. new env $E6"),
E("CPU .: 11 .$E6. new env $E7"),
E("CPU .: 1877 .$E289. new env $E290"))
end_part("4")
@test(1)
def test_faultread():
r.user_test("faultread")
r.match(E(".$E1. user fault va 00000000 ip 008....."),
"TRAP frame at 0xf....... from CPU .",
" trap 0x0000000e Page Fault",
" err 0x00000004.*",
E(".$E1. free env $E1"),
no=["I read ........ from location 0."])
@test(1)
def test_faultwrite():
r.user_test("faultwrite")
r.match(E(".$E1. user fault va 00000000 ip 008....."),
"TRAP frame at 0xf....... from CPU .",
" trap 0x0000000e Page Fault",
" err 0x00000006.*",
E(".$E1. free env $E1"))
@test(1)
def test_faultdie():
r.user_test("faultdie")
r.match("i faulted at va deadbeef, err 6",
E(".$E1. exiting gracefully"),
E(".$E1. free env $E1"))
@test(1)
def test_faultregs():
r.user_test("faultregs")
r.match("Registers in UTrapframe OK",
"Registers after page-fault OK",
no=["Registers in UTrapframe MISMATCH",
"Registers after page-fault MISMATCH"])
@test(1)
def test_faultalloc():
r.user_test("faultalloc")
r.match("fault deadbeef",
"this string was faulted in at deadbeef",
"fault cafebffe",
"fault cafec000",
"this string was faulted in at cafebffe",
E(".$E1. exiting gracefully"),
E(".$E1. free env $E1"))
@test(1)
def test_faultallocbad():
r.user_test("faultallocbad")
r.match(E(".$E1. user_mem_check assertion failure for va deadbeef"),
E(".$E1. free env $E1"))
@test(1)
def test_faultnostack():
r.user_test("faultnostack")
r.match(E(".$E1. user_mem_check assertion failure for va eebff..."),
E(".$E1. free env $E1"))
@test(1)
def test_faultbadhandler():
r.user_test("faultbadhandler")
r.match(E(".$E1. user_mem_check assertion failure for va (deadb|eebfe)..."),
E(".$E1. free env $E1"))
@test(1)
def test_faultevilhandler():
r.user_test("faultevilhandler")
r.match(E(".$E1. user_mem_check assertion failure for va (f0100|eebfe)..."),
E(".$E1. free env $E1"))
end_part("5")
run_tests()