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from dataclasses import dataclass |
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from typing import Any, Self |
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4
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import numpy as np |
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import pytest |
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from pocketutils.core.exceptions import MultipleMatchesError |
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from pocketutils.core.mocks import MockCallable, MockWritable, WritableCallable |
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from pocketutils.tools.common_tools import CommonTools |
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10
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@dataclass(frozen=True, slots=True) |
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class Mammal: |
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species: Any |
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15
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16
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def outside_lambda(x): |
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return x |
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def non_lambda(): |
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pass |
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class TestCommonTools: |
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def test_is_lambda(self: Self) -> None: |
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f = CommonTools.is_lambda |
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assert f(lambda: None) |
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assert f(lambda x: None) |
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assert f(lambda x, y: None) |
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assert f(outside_lambda) |
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assert not f(None) |
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assert not f(non_lambda) |
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34
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def yes(): |
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return None |
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assert not f(yes) |
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class X: |
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pass |
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assert not f(X()) |
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assert not f(X) |
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assert not f(1) |
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46
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def test_only(self: Self) -> None: |
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only = CommonTools.only |
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with pytest.raises(TypeError): |
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# noinspection PyTypeChecker |
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only(1) |
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assert only(["a"]) == "a" |
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assert only("a") == "a" |
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assert only({"ab"}) == "ab" |
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with pytest.raises(MultipleMatchesError): |
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only(["a", "b"]) |
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with pytest.raises(MultipleMatchesError): |
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only("ab") |
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with pytest.raises(LookupError): |
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only([]) |
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with pytest.raises(LookupError): |
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only("") |
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def test_to_true_iterable(self: Self) -> None: |
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f = CommonTools.to_true_iterable |
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assert f(1) == [1] |
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assert f("abc") == ["abc"] |
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assert f(bytes(5)) == [bytes(5)] |
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assert f([1, 2]) == [1, 2] |
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assert f(list(np.array([1, 2]))) == list(np.array([1, 2])) |
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71
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def test_look(self: Self) -> None: |
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f = CommonTools.look |
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with pytest.raises(TypeError): |
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# noinspection PyTypeChecker |
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f(1, 1) |
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assert f(Mammal("cat"), "species") == "cat" |
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assert f(Mammal("cat"), "owner") is None |
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# assert f(Mammal(Mammal('cat')), 'species') == Mammal('cat') |
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assert f(Mammal(Mammal("cat")), "species.species") == "cat" |
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assert str(f(Mammal(Mammal("cat")), "species")) == "Mammal(species='cat')" |
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assert f(Mammal(Mammal("cat")), lambda m: m.species.species) == "cat" |
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82
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83
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def test_get_log_function(self: Self) -> None: |
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from pocketutils.core import logger |
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f = CommonTools.get_log_function |
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assert f("INFO") == logger.info |
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assert f("WARNING") == logger.warning |
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assert f(30) == logger.warning |
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w = MockWritable() |
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f(w)("testing") |
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assert w.data == "write:testing" |
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w = MockCallable() |
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f(w)("testing") |
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assert w.data == "call:testing" |
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w = WritableCallable() |
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f(w)("testing") |
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assert w.data == "call:testing" |
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100
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101
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if __name__ == "__main__": |
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pytest.main() |
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dmyersturnbull /
pocketutils
