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from __future__ import annotations
import pytest
from packaging.version import Version
from limits.errors import ConfigurationError
from limits.util import LazyDependency
def test_lazy_dependency_found():
class Demo(LazyDependency):
DEPENDENCIES = ["redis"]
d = Demo()
assert d.dependencies["redis"].version_found
def test_lazy_dependency_version_low():
class Demo(LazyDependency):
DEPENDENCIES = {
"redis": Version("999.999"),
"maythisneverexist": Version("1.0"),
}
d = Demo()
with pytest.raises(
ConfigurationError,
match="minimum version of 999.999 for 'redis' could not be found",
):
assert d.dependencies["redis"].version_found
with pytest.raises(
ConfigurationError, match="'maythisneverexist' prerequisite not available"
):
assert d.dependencies["maythisneverexist"].version_found
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