test_rjumpv_into_self()

Documentation for tests/osaka/eip7692_eof_v1/eip4200_relative_jumps/test_rjumpv.py::test_rjumpv_into_self@bc691d13.

Generate fixtures for these test cases for Osaka with:

fill -v tests/osaka/eip7692_eof_v1/eip4200_relative_jumps/test_rjumpv.py::test_rjumpv_into_self --fork Osaka

EOF code containing RJUMPV targeting itself. This can never be valid because this is backward jump and RJUMPV consumes one stack item.

Source code in tests/osaka/eip7692_eof_v1/eip4200_relative_jumps/test_rjumpv.py

@pytest.mark.parametrize(
    "table_size,invalid_index",
    [
        pytest.param(1, 0, id="t1i0"),
        pytest.param(256, 0, id="t256i0"),
        pytest.param(256, 255, id="t256i255"),
    ],
)
@pytest.mark.parametrize("stack_height_spread", [-1, 0, 1, 2])
def test_rjumpv_into_self(
    eof_test: EOFTestFiller,
    table_size: int,
    invalid_index: int,
    stack_height_spread: int,
):
    """
    EOF code containing RJUMPV targeting itself.
    This can never be valid because this is backward jump and RJUMPV consumes one stack item.
    """
    # Create variadic stack height by the parametrized spread.
    stack_spread_code = Bytecode()
    if stack_height_spread >= 0:
        stack_spread_code = Op.RJUMPI[stack_height_spread](0) + Op.PUSH0 * stack_height_spread

    jump_table = [0 for _ in range(table_size)]
    jump_table[invalid_index] = -len(Op.RJUMPV[jump_table])

    eof_test(
        container=Container(
            sections=[
                Section.Code(
                    code=stack_spread_code + Op.RJUMPV[jump_table](0) + Op.STOP,
                    # max stack increase is computed correctly
                )
            ],
        ),
        expect_exception=EOFException.STACK_HEIGHT_MISMATCH,
    )

Parametrized Test Cases

The interactive table below is also available as a standalone page.

Fork All Forks Osaka

Fixture Type All Fixture Types eof_test state_test blockchain_test

Test ID (Abbreviated)	stack_height_spread	table_size	invalid_index
...fork_Osaka-eof_test-stack_height_spread_-1-t1i0	-1	1	0
...fork_Osaka-eof_test-stack_height_spread_-1-t256i0	-1	256	0
...fork_Osaka-eof_test-stack_height_spread_-1-t256i255	-1	256	255
...fork_Osaka-eof_test-stack_height_spread_0-t1i0	0	1	0
...fork_Osaka-eof_test-stack_height_spread_0-t256i0	0	256	0
...fork_Osaka-eof_test-stack_height_spread_0-t256i255	0	256	255
...fork_Osaka-eof_test-stack_height_spread_1-t1i0	1	1	0
...fork_Osaka-eof_test-stack_height_spread_1-t256i0	1	256	0
...fork_Osaka-eof_test-stack_height_spread_1-t256i255	1	256	255
...fork_Osaka-eof_test-stack_height_spread_2-t1i0	2	1	0
...fork_Osaka-eof_test-stack_height_spread_2-t256i0	2	256	0
...fork_Osaka-eof_test-stack_height_spread_2-t256i255	2	256	255
...fork_Osaka-state_test_from_eof_test-stack_height_spread_-1-t1i0	-1	1	0
...fork_Osaka-state_test_from_eof_test-stack_height_spread_-1-t256i0	-1	256	0
...fork_Osaka-state_test_from_eof_test-stack_height_spread_-1-t256i255	-1	256	255
...fork_Osaka-state_test_from_eof_test-stack_height_spread_0-t1i0	0	1	0
...fork_Osaka-state_test_from_eof_test-stack_height_spread_0-t256i0	0	256	0
...fork_Osaka-state_test_from_eof_test-stack_height_spread_0-t256i255	0	256	255
...fork_Osaka-state_test_from_eof_test-stack_height_spread_1-t1i0	1	1	0
...fork_Osaka-state_test_from_eof_test-stack_height_spread_1-t256i0	1	256	0
...fork_Osaka-state_test_from_eof_test-stack_height_spread_1-t256i255	1	256	255
...fork_Osaka-state_test_from_eof_test-stack_height_spread_2-t1i0	2	1	0
...fork_Osaka-state_test_from_eof_test-stack_height_spread_2-t256i0	2	256	0
...fork_Osaka-state_test_from_eof_test-stack_height_spread_2-t256i255	2	256	255
...fork_Osaka-blockchain_test_from_eof_test-stack_height_spread_-1-t1i0	-1	1	0
...fork_Osaka-blockchain_test_from_eof_test-stack_height_spread_-1-t256i0	-1	256	0
...fork_Osaka-blockchain_test_from_eof_test-stack_height_spread_-1-t256i255	-1	256	255
...fork_Osaka-blockchain_test_from_eof_test-stack_height_spread_0-t1i0	0	1	0
...fork_Osaka-blockchain_test_from_eof_test-stack_height_spread_0-t256i0	0	256	0
...fork_Osaka-blockchain_test_from_eof_test-stack_height_spread_0-t256i255	0	256	255
...fork_Osaka-blockchain_test_from_eof_test-stack_height_spread_1-t1i0	1	1	0
...fork_Osaka-blockchain_test_from_eof_test-stack_height_spread_1-t256i0	1	256	0
...fork_Osaka-blockchain_test_from_eof_test-stack_height_spread_1-t256i255	1	256	255
...fork_Osaka-blockchain_test_from_eof_test-stack_height_spread_2-t1i0	2	1	0
...fork_Osaka-blockchain_test_from_eof_test-stack_height_spread_2-t256i0	2	256	0
...fork_Osaka-blockchain_test_from_eof_test-stack_height_spread_2-t256i255	2	256	255