bugs101.py

来自「mallet是自然语言处理、机器学习领域的一个开源项目。」· Python 代码 · 共 58 行

import sys
import os
dir = os.path.dirname(sys.argv[0])
scriptsdir = os.path.normpath(os.path.join(dir, os.pardir, 'scripts'))
sys.path.append(scriptsdir)
from test_support import *

def test931():
    '''exec and eval are not thread safe'''

    from java.lang import Thread

    class TestThread(Thread):
	def run(self):
	    for i in range(30):
		exec("x=2+2")

    testers = []
    for i in range(10):
	testers.append(TestThread())

    for tester in testers:
	tester.start()


    for tester in testers:
	tester.join()

code32 = """\
def foo():
    try:
	2+2
    finally:
	return 4
"""

def test32():
    'return in finally clause causes java.lang.VerifyError at compile time'
    exec code32

print_test('Bug Fixes', 0)
print_test('From 1.0.1 to 1.0.2', 1)

items = locals().items()
items.sort()

errors = 0
for name, value in items:
    if name[:4] == 'test':
	print_test(value.__doc__+' #'+name[4:], 2)
	try:
	    value()
	except:
	    print 'Error!', sys.exc_type, sys.exc_value
	    errors = errors+1

print errors, 'errors'