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Bug #1512814, Fix incorrect lineno's when code within a function

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had more than 255 blank lines.  Byte codes need to go first, line #s second.
This commit is contained in:
Neal Norwitz 2006-07-16 01:50:38 +00:00
parent ec5948aae2
commit 84be93b2db
3 changed files with 33 additions and 5 deletions
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24
Lib/test/test_dis.py
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@ -81,6 +81,13 @@ dis_bug1333982 = """\
bug1333982.func_code.co_firstlineno + 2,
bug1333982.func_code.co_firstlineno + 3)
_BIG_LINENO_FORMAT = """\
%3d 0 LOAD_GLOBAL 0 (spam)
3 POP_TOP
4 LOAD_CONST 0 (None)
7 RETURN_VALUE
"""
class DisTests(unittest.TestCase):
def do_disassembly_test(self, func, expected):
s = StringIO.StringIO()
@ -124,6 +131,23 @@ class DisTests(unittest.TestCase):
if __debug__:
self.do_disassembly_test(bug1333982, dis_bug1333982)
def test_big_linenos(self):
def func(count):
namespace = {}
func = "def foo():\n " + "".join(["\n "] * count + ["spam\n"])
exec func in namespace
return namespace['foo']
# Test all small ranges
for i in xrange(1, 300):
expected = _BIG_LINENO_FORMAT % (i + 2)
self.do_disassembly_test(func(i), expected)
# Test some larger ranges too
for i in xrange(300, 5000, 10):
expected = _BIG_LINENO_FORMAT % (i + 2)
self.do_disassembly_test(func(i), expected)
def test_main():
run_unittest(DisTests)