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import sys, StringIO
from pypy.interpreter.pycode import _code_const_eq
def test_dump(space):
"""test that pycode.dump kind of works with py3 opcodes"""
compiler = space.createcompiler()
code = compiler.compile('lambda *, y=7: None', 'filename', 'exec', 0)
output = None
stdout = sys.stdout
try:
sys.stdout = StringIO.StringIO()
code.dump()
output = sys.stdout.getvalue()
sys.stdout.close()
finally:
sys.stdout = stdout
print '>>>\n' + output + '\n<<<'
assert ' 0 (7)' in output
assert ' 3 (None)' in output
assert ' 14 RETURN_VALUE' in output
def test_strong_const_equal(space):
# test that the stronger equal that code objects are supposed to use for
# consts works
s = 'Python'
values = [
space.newint(1),
space.newfloat(0.0),
space.newfloat(-0.0),
space.newfloat(1.0),
space.newfloat(-1.0),
space.w_True,
space.w_False,
space.w_None,
space.w_Ellipsis,
space.newcomplex(0.0, 0.0),
space.newcomplex(0.0, -0.0),
space.newcomplex(-0.0, 0.0),
space.newcomplex(-0.0, -0.0),
space.newcomplex(1.0, 1.0),
space.newcomplex(1.0, -1.0),
space.newcomplex(-1.0, 1.0),
space.newcomplex(-1.0, -1.0),
space.newfrozenset(),
space.newtuple([]),
space.newutf8(s, len(s)),
space.newbytes(s),
]
for w_a in values:
assert _code_const_eq(space, w_a, w_a)
assert _code_const_eq(space, space.newtuple([w_a]),
space.newtuple([w_a]))
assert _code_const_eq(space, space.newfrozenset([w_a]),
space.newfrozenset([w_a]))
for w_a in values:
for w_b in values:
if w_a is w_b:
continue
assert not _code_const_eq(space, w_a, w_b)
assert _code_const_eq(space, space.newtuple([w_a, w_b]),
space.newtuple([w_a, w_b]))
assert not _code_const_eq(space, space.newtuple([w_a]),
space.newtuple([w_b]))
assert not _code_const_eq(space, space.newtuple([w_a, w_b]),
space.newtuple([w_b, w_a]))
assert not _code_const_eq(space, space.newfrozenset([w_a]),
space.newfrozenset([w_b]))
s1 = 'Python' + str(1) + str(1)
s2 = 'Python' + str(11)
assert _code_const_eq(space, space.newutf8(s1, len(s1)),
space.newutf8(s2, len(s2)))
assert _code_const_eq(space, space.newbytes(s1),
space.newbytes(s2))
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