tests/func/test_fail.py - master - servlamo/POP

tests/func/test_fail.py
81 строка2 KB
Pedro Algarvio
Formatting consistency across pop projects
26 окт 2020, 23:42
26 окт 2020, 23:4235f59ab
# pylint: disable=expression-not-assigned
# Import pytest
import pytest

import pop.exc
import pop.hub

# Import pop


def test_load_error(hub):
    """
    In this test, pop will continue loading although, when trying to
    access a functions which should be accessible on the module, a
    PopError is raised.
    """
    hub.pop.sub.add("tests.mods")
    with pytest.raises(pop.exc.PopError, match="Failed to load bad"):
        hub.mods.bad.func()


def test_load_error_stop_on_failures(hub):
    hub.pop.sub.add("tests.mods", stop_on_failures=True)
    with pytest.raises(pop.exc.PopError, match="returned virtual error"):
        hub.mods.bad.func()["verror"]


def _test_calling_load_error_raises_pop_error(hub):
    """
    In this test, pop will continue loading although, when trying to
    access a functions which should be accessible on the module, a
    PopError is raised.
    """
    hub.pop.sub.add("tests.mods", stop_on_failures=True)
    with pytest.raises(pop.exc.PopError, match="Failed to load python module"):
        hub.mods.bad_import.func()


def test_load_error_traceback_stop_on_failures(hub):
    """
    In this test case pop will simply stop processing when the error is found
    """
    with pytest.raises(pop.exc.PopError, match="Failed to load python module"):
        hub.pop.sub.add(
            pypath="tests.mods.bad_import", subname="mods", stop_on_failures=True
        )
        # hub.mods.bad_import.func()


def test_verror_does_not_overload_loaded_mod(hub):
    """
    This tests will load 2 mods under the vname virtualname, however, one of them
    will explicitly not load. This makes sure load errors to not shadow good mod loads
    """
    hub.pop.sub.add(
        pypath="tests.mods.same_vname",
        subname="mods",
    )
    assert hub.mods.vname.func() == "wha? Yep!"


def test_load_error_by_virtualname(hub):
    """
    This test will make sure that even that the module did not load, it can still be
    found under it's defined __virtualname__
    """
    hub.pop.sub.add(
        pypath="tests.mods",
        subname="mods",
    )
    with pytest.raises(pop.exc.PopError, match="returned virtual error"):
        hub.mods.virtual_bad.func()

    with pytest.raises(AttributeError, match="'mods' has no attribute 'vbad'"):
        hub.mods.vbad.func()


def test_module_doesnt_exist(hub):
    hub.pop.sub.add(pypath="tests.mods")
    with pytest.raises(AttributeError, match="'mods' has no attribute 'doesntexist'"):
        hub.mods.doesntexist