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Copy pathtest_base.py
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executable file
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import pytest
from ding.utils.loader import Loader
@pytest.mark.unittest
class TestConfigLoaderBase:
def test_load(self):
_loader = Loader(int)
assert _loader.load(1) == 1
with pytest.raises(TypeError):
_loader.load('string')
def test_check(self):
_loader = Loader(int)
assert _loader.check(1)
assert not _loader.check('string')
def test_call(self):
_loader = Loader(int)
assert _loader(1) == 1
with pytest.raises(TypeError):
_loader('string')
def test_or(self):
_loader = Loader(int) | str
assert _loader(1) == 1
assert _loader('string') == 'string'
with pytest.raises(TypeError):
_loader([])
assert _loader.check(1)
assert _loader.check('string')
assert not _loader.check([])
def test_ror(self):
_loader = (lambda v: v < 0, 'Negative number expected.') | Loader(int)
assert _loader(-1) == -1
assert _loader(1) == 1
assert _loader(-1.0) - 1.0
with pytest.raises(TypeError):
_loader(1.0)
assert _loader.check(-1)
assert _loader.check(1)
assert _loader.check(-1.0)
assert not _loader.check(1.0)
# noinspection DuplicatedCode
def test_and(self):
_loader = Loader(int) & (lambda x: x >= 0, 'non-negative number required')
assert _loader(1) == 1
with pytest.raises(TypeError):
_loader(1.0)
with pytest.raises(ValueError):
_loader(-1)
with pytest.raises(TypeError):
_loader(-1.0)
assert _loader.check(1)
assert not _loader.check(1.0)
assert not _loader.check(-1)
assert not _loader.check(-1.0)
# noinspection DuplicatedCode
def test_rand(self):
_loader = (lambda x: x >= 0, 'non-negative number required') & Loader(int)
assert _loader(1) == 1
with pytest.raises(TypeError):
_loader(1.0)
with pytest.raises(ValueError):
_loader(-1)
with pytest.raises(ValueError):
_loader(-1.0)
assert _loader.check(1)
assert not _loader.check(1.0)
assert not _loader.check(-1)
assert not _loader.check(-1.0)
def test_tuple_2(self):
_loader = Loader((lambda x: x > 0, 'value error'))
assert _loader(1) == 1
with pytest.raises(ValueError):
assert _loader(0)
_loader = Loader((lambda x: x > 0, RuntimeError('runtime error')))
assert _loader(1) == 1
with pytest.raises(RuntimeError):
assert _loader(0)
_loader = Loader((lambda x: x > 0, lambda x: SystemError('system error, value is {v}'.format(v=repr(x)))))
assert _loader(1) == 1
with pytest.raises(SystemError):
assert _loader(0)
def test_tuple_3(self):
_loader = Loader((lambda x: x > 0, lambda x: x + 1, 'value error'))
assert _loader(1) == 2
assert _loader(0.5) == 1.5
with pytest.raises(ValueError):
assert _loader(0)
_loader = Loader((lambda x: x > 0, lambda x: -x, RuntimeError('runtime error')))
assert _loader(1) == -1
assert _loader(0.5) == -0.5
with pytest.raises(RuntimeError):
assert _loader(0)
_loader = Loader(
(lambda x: x > 0, lambda x: x ** 2, lambda x: SystemError('system error, value is {v}'.format(v=repr(x))))
)
assert _loader(1) == 1
assert _loader(0.5) == 0.25
with pytest.raises(SystemError):
assert _loader(0)
def test_tuple_invalid(self):
with pytest.raises(ValueError):
Loader(())
with pytest.raises(ValueError):
Loader((lambda x: x > 0, ))
with pytest.raises(ValueError):
Loader((lambda x: x > 0, lambda x: x + 1, 'value error', None))
def test_bool(self):
_loader = Loader(int) & True
assert _loader(1) == 1
with pytest.raises(TypeError):
_loader(None)
assert _loader.check(1)
assert not _loader.check(None)
_loader = Loader(int) & False
with pytest.raises(ValueError):
_loader(1)
with pytest.raises(TypeError):
_loader(None)
assert not _loader.check(1)
assert not _loader.check(None)
_loader = Loader(int) | True
assert _loader(1) == 1
assert _loader(None) is None
assert _loader.check(1)
assert _loader.check(None)
_loader = Loader(int) | False
assert _loader(1) == 1
with pytest.raises(ValueError):
_loader(None)
assert _loader.check(1)
assert not _loader.check(None)
def test_none(self):
_loader = Loader(int) | None
assert _loader(1) == 1
assert _loader(None) is None
with pytest.raises(TypeError):
_loader('string')
assert _loader.check(1)
assert _loader.check(None)
assert not _loader.check('string')
def test_raw_loader(self):
_loader = Loader([1, 2, 3])
assert _loader(None) == [1, 2, 3]