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"""Tests of zero_ex.json_schemas"""
from zero_ex.order_utils import make_empty_order, order_to_jsdict
from zero_ex.json_schemas import _LOCAL_RESOLVER, assert_valid
NULL_ADDRESS = "0x0000000000000000000000000000000000000000"
EMPTY_ORDER = {
"makerAddress": NULL_ADDRESS,
"takerAddress": NULL_ADDRESS,
"senderAddress": NULL_ADDRESS,
"feeRecipientAddress": NULL_ADDRESS,
"makerAssetData": NULL_ADDRESS,
"takerAssetData": NULL_ADDRESS,
"salt": "0",
"makerFee": "0",
"takerFee": "0",
"makerAssetAmount": "0",
"takerAssetAmount": "0",
"expirationTimeSeconds": "0",
"exchangeAddress": NULL_ADDRESS,
}
def test_assert_valid_caches_resources():
"""Test that the JSON ref resolver in `assert_valid()` caches resources
In order to test the cache we much access the private class of
`json_schemas` and reset the LRU cache on `_LocalRefResolver`.
For this to happen, we need to disable errror `W0212`
on _LOCAL_RESOLVER
"""
_LOCAL_RESOLVER._remote_cache.cache_clear() # pylint: disable=W0212
assert_valid(order_to_jsdict(make_empty_order()), "/orderSchema")
cache_info = (
_LOCAL_RESOLVER._remote_cache.cache_info() # pylint: disable=W0212
)
assert cache_info.currsize == 4
assert cache_info.hits > 0
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