bugs100.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 140 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 *

print_test('Bug Fixes', 0)
print_test('From 1.0.0 to 1.0.1', 1)
print_test('Recursive assignment to list slices handled incorrectly #1', 2)

x = [1,2,3,4,5]
x[1:] = x
assert x == [1,1,2,3,4,5]

print_test('sys.platform should be javax.y.z not jdkx.y.z #4')

import sys
assert sys.platform[:4] == 'java'

print_test('java.io.IOExceptions are mangled into IOErrors #5')

from java import io, lang
try:
    io.FileInputStream("doesnotexist")
    raise TestFailed
except io.FileNotFoundException:
    pass

try:
    io.FileInputStream("doesnotexist")
    raise TestFailed
except IOError:
    pass


print_test('java.util.Vector\'s can\'t be used in for loops #7')

from java.util import Vector

vec = Vector()
vec.addElement(1)
vec.addElement(10)
vec.addElement(100)

sum = 0
for x in vec:
    sum = sum+x
assert sum == 111

print_test('Exception tuple contains nulls #8')

str(Exception)

print_test('0.001 comes out as 0.0010 #11')

assert str(0.001) == '0.001'

print_test("thread.LockType doesn't exist #12")

import thread
assert hasattr(thread, 'LockType')

print_test('sys.exit can only be called with an integer argument #13')

import sys
try:
    sys.exit("goodbye")
except SystemExit, exc:
    # exc is an instance now
    assert str(exc) == "goodbye"

print_test('"%012d" % -4 displays "0000000000-4" #15')

assert "%012d" % -4 == "-00000000004"


print_test('Indexing a string with starting slice larger than string length throws StringIndexOutOfBoundsException #19')

assert "a"[10:] == ""

print_test('Java exception thrown for non-keyword argument following keyword #20')

def foo(x,y=10): pass

try:
    exec("foo(y=20, 30)")
    raise TestFailed
except SyntaxError:
    pass

print_test('Java field names which conflict with Python reserved words are not renamed #23')

# In JPython 1.1, the registry entry python.deprecated.keywordMangling sets
# whether trailing underscore is still used to `escape' Python keywords when
# used as attributes.  This is current set to true, but will eventually be
# turned to false.
assert hasattr(lang.System, 'in_') or hasattr(lang.System, 'in')

print_test('Bad input to __import__ raises a Java exception #27')

try:
    __import__("")
    raise TestFailed
except ValueError:
    pass

print_test('xrange implementation is broken for almost any complex case #29')

assert list(xrange(10)[9:1:-1]) == [9, 8, 7, 6, 5, 4, 3, 2]

print_test('Trying to assign to a method of a Java instance throws a NullPointerException #30')

from java.awt import Button
b = Button()
try:
    b.setLabel = 4
    raise TestFailed
except TypeError:
    pass


print_test('From 1.0.1 to 1.0.2', 1)
print_test('A threading test', 2)

from java.lang import Thread

class TestThread(Thread):
    def run(self):
	for i in range(100):
	    exec("x=2+2")
	print '       finished'

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

for tester in testers:
    tester.start()