50 lines
1.6 KiB
Python
50 lines
1.6 KiB
Python
from eth2spec.phase0 import spec as spec
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from eth_utils import to_tuple
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from gen_base import gen_runner, gen_typing
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from preset_loader import loader
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from typing import Iterable
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def shuffling_case_fn(seed, count):
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yield 'mapping', 'data', {
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'seed': '0x' + seed.hex(),
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'count': count,
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'mapping': [int(spec.compute_shuffled_index(i, count, seed)) for i in range(count)]
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}
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def shuffling_case(seed, count):
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return f'shuffle_0x{seed.hex()}_{count}', lambda: shuffling_case_fn(seed, count)
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@to_tuple
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def shuffling_test_cases():
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for seed in [spec.hash(seed_init_value.to_bytes(length=4, byteorder='little')) for seed_init_value in range(30)]:
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for count in [0, 1, 2, 3, 5, 10, 33, 100, 1000, 9999]:
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yield shuffling_case(seed, count)
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def create_provider(config_name: str) -> gen_typing.TestProvider:
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def prepare_fn(configs_path: str) -> str:
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presets = loader.load_presets(configs_path, config_name)
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spec.apply_constants_preset(presets)
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return config_name
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def cases_fn() -> Iterable[gen_typing.TestCase]:
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for (case_name, case_fn) in shuffling_test_cases():
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yield gen_typing.TestCase(
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fork_name='phase0',
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runner_name='shuffling',
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handler_name='core',
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suite_name='shuffle',
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case_name=case_name,
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case_fn=case_fn
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)
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return gen_typing.TestProvider(prepare=prepare_fn, make_cases=cases_fn)
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if __name__ == "__main__":
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gen_runner.run_generator("shuffling", [create_provider("minimal"), create_provider("mainnet")])
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