mirror of
https://github.com/ethereum/consensus-specs.git
synced 2026-02-02 10:54:59 -05:00
85 lines
1.7 KiB
Python
85 lines
1.7 KiB
Python
from copy import deepcopy
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import pytest
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from build.phase0.spec import (
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cache_state,
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advance_slot,
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process_block_header,
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)
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from tests.phase0.helpers import (
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build_empty_block_for_next_slot,
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)
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# mark entire file as 'header'
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pytestmark = pytest.mark.header
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def test_sucess(state):
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pre_state = deepcopy(state)
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block = build_empty_block_for_next_slot(pre_state)
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#
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# setup pre_state to be ready for block transition
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#
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cache_state(pre_state)
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advance_slot(pre_state)
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post_state = deepcopy(pre_state)
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#
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# test block header
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#
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process_block_header(post_state, block)
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return state, [block], post_state
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def test_invalid_slot(state):
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pre_state = deepcopy(state)
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# mess up previous block root
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block = build_empty_block_for_next_slot(pre_state)
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block.previous_block_root = b'\12'*32
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#
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# setup pre_state advancing two slots to induce error
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#
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cache_state(pre_state)
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advance_slot(pre_state)
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advance_slot(pre_state)
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post_state = deepcopy(pre_state)
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#
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# test block header
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#
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with pytest.raises(AssertionError):
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process_block_header(post_state, block)
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return state, [block], None
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def test_invalid_previous_block_root(state):
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pre_state = deepcopy(state)
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# mess up previous block root
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block = build_empty_block_for_next_slot(pre_state)
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block.previous_block_root = b'\12'*32
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#
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# setup pre_state to be ready for block transition
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#
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cache_state(pre_state)
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advance_slot(pre_state)
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post_state = deepcopy(pre_state)
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#
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# test block header
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#
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with pytest.raises(AssertionError):
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process_block_header(post_state, block)
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return state, [block], None
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