grade-lab-cow

#!/usr/bin/env python3

import re
from gradelib import *

r = Runner(save("xv6.out"))

@test(0, "running cowtest")
def test_cowtest():
    r.run_qemu(shell_script([
        'cowtest'
    ]))

@test(30, "simple", parent=test_cowtest)
def test_simple():
    matches = re.findall("^simple: ok$", r.qemu.output, re.M)
    assert_equal(len(matches), 2, "Number of appearances of 'simple: ok'")

@test(30, "three", parent=test_cowtest)
def test_three():
    matches = re.findall("^three: ok$", r.qemu.output, re.M)
    assert_equal(len(matches), 3, "Number of appearances of 'three: ok'")

@test(20, "file", parent=test_cowtest)
def test_file():
    r.match('^file: ok$')

@test(0, "usertests")
def test_usertests():
    r.run_qemu(shell_script([
        'usertests -q'
    ]), timeout=1000)
    r.match('^ALL TESTS PASSED$')

def usertest_check(testcase, nextcase, output):
    if not re.search(r'\ntest {}: [\s\S]*OK\ntest {}'.format(testcase, nextcase), output):
        raise AssertionError('Failed ' + testcase)

@test(5, "usertests: copyin", parent=test_usertests)
def test_sbrkbugs():
    usertest_check("copyin", "copyout", r.qemu.output)

@test(5, "usertests: copyout", parent=test_usertests)
def test_sbrkbugs():
    usertest_check("copyout", "copyinstr1", r.qemu.output)

@test(19, "usertests: all tests", parent=test_usertests)
def test_usertests_all():
    r.match('^ALL TESTS PASSED$')

@test(1, "time")
def test_time():
    check_time()

run_tests()