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# coding: utf-8
from __future__ import print_function, absolute_import, division, unicode_literals
import pytest # NOQA
from roundtrip import round_trip, dedent, round_trip_load, round_trip_dump
# http://yaml.org/type/int.html is where underscores in integers are defined
class TestBinHexOct:
# @pytest.mark.xfail(strict=True)
def test_round_trip_hex_oct(self):
round_trip(
"""\
- 42
- 0b101010
- 0x2a
- 0x2A
- 0o52
"""
)
def test_calculate(self):
# make sure type, leading zero(s) and underscore are preserved
s = dedent(
"""\
- 42
- 0b101010
- 0x_2a
- 0x2A
- 0o00_52
"""
)
x = round_trip_load(s)
for idx, elem in enumerate(x):
# x[idx] = type(elem)(elem - 21)
elem -= 21
x[idx] = elem
for idx, elem in enumerate(x):
# x[idx] = type(elem)(2 * elem)
elem *= 2
x[idx] = elem
for idx, elem in enumerate(x):
t = elem
elem **= 2
elem //= t
x[idx] = elem
assert round_trip_dump(x) == s
# if a scalar int has one or more leading zeros, it is assumed that the width
# of the int is significant, as padding with a zero doesn't make much sense
# please note that none of this should work on YAML 1.1 as it collides with
# the old octal representation.
def test_leading_zero_hex_oct_bin(self):
round_trip(
"""\
- 0b0101010
- 0b00101010
- 0x02a
- 0x002a
- 0x02A
- 0x002A
- 0o052
- 0o0052
"""
)
def test_leading_zero_int(self):
round_trip(
"""\
- 042
- 0042
"""
)
def test_leading_zero_YAML_1_1(self):
d = round_trip_load(
"""\
%YAML 1.1
---
- 042
- 0o42
"""
)
assert d[0] == 0o42
assert d[1] == '0o42'
def test_underscore(self):
round_trip(
"""\
- 0b10000_10010010
- 0b0_0000_1001_0010
- 0x2_87_57_b2_
- 0x0287_57B2
- 0x_0_2_8_7_5_7_B_2
- 0o2416_53662
- 42_42_
"""
)
def test_leading_underscore(self):
d = round_trip_load(
"""\
- 0x_2_8_7_5_7_B_2
- _42_42_
- 42_42_
"""
)
assert d[0] == 42424242
assert d[1] == '_42_42_'
assert d[2] == 4242
def test_big(self):
# bitbucket issue 144 reported by ccatterina
d = round_trip_load(
"""\
- 2_147_483_647
- 9_223_372_036_854_775_808
"""
)
assert d[0] == 2147483647
assert d[1] == 9223372036854775808
|
