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# coding: utf-8
import pytest # type: ignore # NOQA
from roundtrip import round_trip, dedent, round_trip_load, round_trip_dump # type: ignore # NOQA
# http://yaml.org/type/int.html is where underscores in integers are defined
class TestFloat:
def test_round_trip_non_exp(self) -> None:
data = round_trip("""\
- 1.0
- 1.00
- 23.100
- -1.0
- -1.00
- -23.100
- 42.
- -42.
- +42.
- .5
- +.5
- -.5
- !!float '42'
- !!float '-42'
""")
print(data)
assert 0.999 < data[0] < 1.001
assert 0.999 < data[1] < 1.001
assert 23.099 < data[2] < 23.101
assert 0.999 < -data[3] < 1.001
assert 0.999 < -data[4] < 1.001
assert 23.099 < -data[5] < 23.101
assert 41.999 < data[6] < 42.001
assert 41.999 < -data[7] < 42.001
assert 41.999 < data[8] < 42.001
assert .49 < data[9] < .51
assert .49 < data[10] < .51
assert -.51 < data[11] < -.49
assert 41.99 < data[12] < 42.01
assert 41.99 < -data[13] < 42.01
def test_round_trip_zeros_0(self) -> None:
data = round_trip("""\
- 0.
- +0.
- -0.
- 0.0
- +0.0
- -0.0
- 0.00
- +0.00
- -0.00
""")
print(data)
for d in data:
assert -0.00001 < d < 0.00001
def test_round_trip_exp_trailing_dot(self) -> None:
data = round_trip("""\
- 3.e4
""")
print(data)
def test_yaml_1_1_no_dot(self) -> None:
from ruamel.yaml.error import MantissaNoDotYAML1_1Warning
with pytest.warns(MantissaNoDotYAML1_1Warning):
round_trip_load("""\
%YAML 1.1
---
- 1e6
""")
class TestCalculations:
def test_mul_00(self) -> None:
# issue 149 reported by jan.brezina@tul.cz
d = round_trip_load("""\
- 0.1
""")
d[0] *= -1
x = round_trip_dump(d)
assert x == '- -0.1\n'
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