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Fix `assume` for BIDICT_AND_MAPPING_FROM_DIFFERENT_ITEMS hypothesis strategy. 

Should not be order-sensitive.

Must now suppress `too_slow` health check for `test_unequal_to_mapping_with_different_items()`
This commit is contained in:
jab 2019-03-03 19:36:48 +00:00
parent 23b72434ec
commit 1eb330ae34
2 changed files with 9 additions and 4 deletions
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10
tests/hypothesis/_strategies.py
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@ -172,15 +172,19 @@ def _bidict_and_mapping_from_items(
else: else:
map_cls = draw(map_types) map_cls = draw(map_types)
bi_items_ = draw(bi_items) bi_items_ = draw(bi_items)
if map_items in (_SAME_AS_BI_ITEMS, _SAME_AS_BI_ITEMS_DIFF_ORDER): same_items = map_items in (_SAME_AS_BI_ITEMS, _SAME_AS_BI_ITEMS_DIFF_ORDER)
if same_items:
map_items_ = bi_items_[:] map_items_ = bi_items_[:]
if map_items is _SAME_AS_BI_ITEMS_DIFF_ORDER: if map_items is _SAME_AS_BI_ITEMS_DIFF_ORDER:
draw(RAND).shuffle(map_items_) draw(RAND).shuffle(map_items_)
assume(map_items_ != bi_items_) assume(map_items_ != bi_items_)
else: else:
map_items_ = draw(map_items) map_items_ = draw(map_items)
assume(map_items_ != bi_items_) b = bi_cls(bi_items_)
return bi_cls(bi_items_), map_cls(map_items_) m = map_cls(map_items_)
if not same_items:
assume(m.items() != b.items())
return b, m
BIDICT_AND_MAPPING_FROM_SAME_ITEMS_NODUP = _bidict_and_mapping_from_items() BIDICT_AND_MAPPING_FROM_SAME_ITEMS_NODUP = _bidict_and_mapping_from_items()

3
tests/hypothesis/test_properties.py
View File

@ -15,7 +15,7 @@ from collections import OrderedDict
from weakref import ref from weakref import ref
import pytest import pytest
from hypothesis import given from hypothesis import HealthCheck, given, settings
import _setup_hypothesis import _setup_hypothesis
import _strategies as st import _strategies as st
@ -43,6 +43,7 @@ def test_unequal_to_non_mapping(bi, not_a_mapping):
@given(st.BIDICT_AND_MAPPING_FROM_DIFFERENT_ITEMS) @given(st.BIDICT_AND_MAPPING_FROM_DIFFERENT_ITEMS)
@settings(suppress_health_check=[HealthCheck.too_slow])
def test_unequal_to_mapping_with_different_items(bidict_and_mapping_from_different_items): def test_unequal_to_mapping_with_different_items(bidict_and_mapping_from_different_items):
"""Bidicts should be unequal to mappings containing different items.""" """Bidicts should be unequal to mappings containing different items."""
bi, mapping = bidict_and_mapping_from_different_items bi, mapping = bidict_and_mapping_from_different_items