tests: move more tests into core, more consistent tests running in tox

tests/misc.py

@@ -1,94 +0,0 @@
-from typing import Iterable, List
-import warnings
-from my.core import warn_if_empty
-
-
-def test_warn_if_empty() -> None:
-    @warn_if_empty
-    def nonempty() -> Iterable[str]:
-        yield 'a'
-        yield 'aba'
-
-    @warn_if_empty
-    def empty() -> List[int]:
-        return []
-
-    # should be rejected by mypy!
-    # todo how to actually test it?
-    # @warn_if_empty
-    # def baad() -> float:
-    #     return 0.00
-
-    # reveal_type(nonempty)
-    # reveal_type(empty)
-
-    with warnings.catch_warnings(record=True) as w:
-        assert list(nonempty()) == ['a', 'aba']
-        assert len(w) == 0
-
-        eee = empty()
-        assert eee == []
-        assert len(w) == 1
-
-
-def test_warn_iterable() -> None:
-    from my.core.common import _warn_iterable
-    i1: List[str] = ['a', 'b']
-    i2: Iterable[int] = iter([1, 2, 3])
-    # reveal_type(i1)
-    # reveal_type(i2)
-    x1 = _warn_iterable(i1)
-    x2 = _warn_iterable(i2)
-    # vvvv this should be flagged by mypy
-    # _warn_iterable(123)
-    # reveal_type(x1)
-    # reveal_type(x2)
-    with warnings.catch_warnings(record=True) as w:
-        assert x1 is i1 # should be unchanged!
-        assert len(w) == 0
-
-        assert list(x2) == [1, 2, 3]
-        assert len(w) == 0
-
-
-def test_cachew() -> None:
-    from cachew import settings
-    settings.ENABLE = True # by default it's off in tests (see conftest.py)
-
-    from my.core.cachew import cache_dir
-    from my.core.common import mcachew
-
-    called = 0
-    # FIXME ugh. need doublewrap or something
-    @mcachew()
-    def cf() -> List[int]:
-        nonlocal called
-        called += 1
-        return [1, 2, 3]
-
-    list(cf())
-    cc = called
-    # todo ugh. how to clean cache?
-    # assert called == 1 # precondition, to avoid turdes from previous tests
-
-    assert list(cf()) == [1, 2, 3]
-    assert called == cc
-
-
-def test_cachew_dir_none() -> None:
-    from cachew import settings
-    settings.ENABLE = True # by default it's off in tests (see conftest.py)
-
-    from my.core.cachew import cache_dir
-    from my.core.common import mcachew
-    from my.core.core_config import _reset_config as reset
-    with reset() as cc:
-        cc.cache_dir = None
-        called = 0
-        @mcachew(cache_path=cache_dir() / 'ctest')
-        def cf() -> List[int]:
-            nonlocal called
-            called += 1
-            return [called, called, called]
-        assert list(cf()) == [1, 1, 1]
-        assert list(cf()) == [2, 2, 2]