-
Notifications
You must be signed in to change notification settings - Fork 1.7k
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Merge pull request #732 from dylanjw/filtering-middleware
node independent filter middleware
- Loading branch information
Showing
9 changed files
with
576 additions
and
2 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,40 @@ | ||
|
||
|
||
def test_filtering_sequential_blocks_with_bounded_range( | ||
web3, | ||
emitter, | ||
Emitter, | ||
wait_for_transaction): | ||
builder = emitter.events.LogNoArguments.build_filter() | ||
builder.fromBlock = "latest" | ||
|
||
initial_block_number = web3.eth.blockNumber | ||
|
||
builder.toBlock = initial_block_number + 100 | ||
filter_ = builder.deploy(web3) | ||
for i in range(100): | ||
emitter.functions.logNoArgs(which=1).transact() | ||
assert web3.eth.blockNumber == initial_block_number + 100 | ||
assert len(filter_.get_new_entries()) == 100 | ||
|
||
|
||
def test_filtering_starting_block_range( | ||
web3, | ||
emitter, | ||
Emitter, | ||
wait_for_transaction): | ||
for i in range(10): | ||
emitter.functions.logNoArgs(which=1).transact() | ||
builder = emitter.events.LogNoArguments.build_filter() | ||
filter_ = builder.deploy(web3) | ||
initial_block_number = web3.eth.blockNumber | ||
for i in range(10): | ||
emitter.functions.logNoArgs(which=1).transact() | ||
assert web3.eth.blockNumber == initial_block_number + 10 | ||
assert len(filter_.get_new_entries()) == 10 | ||
|
||
|
||
def test_requesting_results_with_no_new_blocks(web3, emitter): | ||
builder = emitter.events.LogNoArguments.build_filter() | ||
filter_ = builder.deploy(web3) | ||
assert len(filter_.get_new_entries()) == 0 |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,148 @@ | ||
import pytest | ||
|
||
from web3 import Web3 | ||
from web3.middleware import ( | ||
construct_result_generator_middleware, | ||
local_filter_middleware, | ||
) | ||
from web3.middleware.filter import ( | ||
block_ranges, | ||
iter_latest_block_ranges, | ||
) | ||
from web3.providers.base import ( | ||
BaseProvider, | ||
) | ||
|
||
|
||
class DummyProvider(BaseProvider): | ||
def make_request(self, method, params): | ||
raise NotImplementedError("Cannot make request for {0}:{1}".format( | ||
method, | ||
params, | ||
)) | ||
|
||
|
||
@pytest.fixture(scope='function') | ||
def iter_block_number(start=0): | ||
def iterator(): | ||
block_number = start | ||
while True: | ||
sent_value = (yield block_number) | ||
if sent_value is not None: | ||
block_number = sent_value | ||
block_number = iterator() | ||
next(block_number) | ||
return block_number | ||
|
||
|
||
@pytest.fixture(scope='function') | ||
def result_generator_middleware(iter_block_number): | ||
return construct_result_generator_middleware({ | ||
'eth_getLogs': lambda *_: ["middleware"], | ||
'eth_getBlockByNumber': lambda *_: type('block', (object,), {'hash': 'middleware'}), | ||
'net_version': lambda *_: 1, | ||
'eth_blockNumber': lambda *_: next(iter_block_number), | ||
}) | ||
|
||
|
||
@pytest.fixture(scope='function') | ||
def w3_base(): | ||
return Web3(providers=[DummyProvider()], middlewares=[]) | ||
|
||
|
||
@pytest.fixture(scope='function') | ||
def w3(w3_base, result_generator_middleware): | ||
w3_base.middleware_stack.add(result_generator_middleware) | ||
w3_base.middleware_stack.add(local_filter_middleware) | ||
return w3_base | ||
|
||
|
||
@pytest.mark.parametrize("start, stop, expected", [ | ||
(2, 7, [ | ||
(2, 6), | ||
(7, 7) | ||
]), | ||
(0, 12, [ | ||
(0, 4), | ||
(5, 9), | ||
(10, 12) | ||
]), | ||
(0, 15, [ | ||
(0, 4), | ||
(5, 9), | ||
(10, 14), | ||
(15, 15) | ||
]), | ||
(0, 0, [ | ||
(0, 0), | ||
]), | ||
(1, 1, [ | ||
(1, 1), | ||
]), | ||
(5, 0, TypeError), | ||
]) | ||
def test_block_ranges(start, stop, expected): | ||
if isinstance(expected, type) and issubclass(expected, Exception): | ||
with pytest.raises(expected): | ||
block_ranges(start, stop) | ||
else: | ||
actual = tuple(block_ranges(start, stop)) | ||
assert len(actual) == len(expected) | ||
for actual, expected in zip(actual, expected): | ||
assert actual == expected | ||
|
||
|
||
@pytest.mark.parametrize("from_block,to_block,current_block,expected", [ | ||
(0, 10, [10], [ | ||
(0, 10), | ||
]), | ||
(0, 55, [0, 19, 55], [ | ||
(0, 0), | ||
(1, 19), | ||
(20, 55), | ||
]), | ||
]) | ||
def test_iter_latest_block_ranges( | ||
w3, | ||
iter_block_number, | ||
from_block, | ||
to_block, | ||
current_block, | ||
expected): | ||
latest_block_ranges = iter_latest_block_ranges(w3, from_block, to_block) | ||
for index, block in enumerate(current_block): | ||
iter_block_number.send(block) | ||
expected_tuple = expected[index] | ||
actual_tuple = next(latest_block_ranges) | ||
assert actual_tuple == expected_tuple | ||
|
||
|
||
def test_pending_block_filter_middleware(w3): | ||
with pytest.raises(NotImplementedError): | ||
w3.eth.filter('pending') | ||
|
||
|
||
def test_local_filter_middleware(w3, iter_block_number): | ||
block_filter = w3.eth.filter('latest') | ||
iter_block_number.send(1) | ||
|
||
log_filter = w3.eth.filter(filter_params={'fromBlock': 'latest'}) | ||
|
||
assert w3.eth.getFilterChanges(block_filter.filter_id) == ["middleware"] | ||
|
||
iter_block_number.send(2) | ||
results = w3.eth.getFilterChanges(log_filter.filter_id) | ||
assert results == ["middleware"] | ||
|
||
assert w3.eth.getFilterLogs(log_filter.filter_id) == ["middleware"] | ||
|
||
filter_ids = ( | ||
block_filter.filter_id, | ||
log_filter.filter_id | ||
) | ||
|
||
# Test that all ids are str types | ||
assert all(isinstance(_filter_id, (str,)) for _filter_id in filter_ids) | ||
|
||
# Test that all ids are unique | ||
assert len(filter_ids) == len(set(filter_ids)) |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.