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###############################################################################
# Top contributors (to current version):
# Yoni Zohar
#
# This file is part of the cvc5 project.
#
# Copyright (c) 2009-2021 by the authors listed in the file AUTHORS
# in the top-level source directory and their institutional affiliations.
# All rights reserved. See the file COPYING in the top-level source
# directory for licensing information.
# #############################################################################
#
# Unit tests for op API.
#
# Obtained by translating test/unit/api/op_black.cpp
##
import pytest
import pycvc5
from pycvc5 import kinds
from pycvc5 import Sort
from pycvc5 import Op
@pytest.fixture
def solver():
return pycvc5.Solver()
def test_get_kind(solver):
x = solver.mkOp(kinds.BVExtract, 31, 1)
x.getKind()
def test_is_null(solver):
x = Op(solver)
assert x.isNull()
x = solver.mkOp(kinds.BVExtract, 31, 1)
assert not x.isNull()
def test_op_from_kind(solver):
solver.mkOp(kinds.Plus)
with pytest.raises(RuntimeError):
solver.mkOp(kinds.BVExtract)
def test_get_num_indices(solver):
plus = solver.mkOp(kinds.Plus)
divisible = solver.mkOp(kinds.Divisible, 4)
bitvector_repeat = solver.mkOp(kinds.BVRepeat, 5)
bitvector_zero_extend = solver.mkOp(kinds.BVZeroExtend, 6)
bitvector_sign_extend = solver.mkOp(kinds.BVSignExtend, 7)
bitvector_rotate_left = solver.mkOp(kinds.BVRotateLeft, 8)
bitvector_rotate_right = solver.mkOp(kinds.BVRotateRight, 9)
int_to_bitvector = solver.mkOp(kinds.IntToBV, 10)
iand = solver.mkOp(kinds.Iand, 3)
floatingpoint_to_ubv = solver.mkOp(kinds.FPToUbv, 11)
floatingopint_to_sbv = solver.mkOp(kinds.FPToSbv, 13)
floatingpoint_to_fp_ieee_bitvector = solver.mkOp(kinds.FPToFpIeeeBV, 4, 25)
floatingpoint_to_fp_floatingpoint = solver.mkOp(kinds.FPToFpFP, 4, 25)
floatingpoint_to_fp_real = solver.mkOp(kinds.FPToFpReal, 4, 25)
floatingpoint_to_fp_signed_bitvector = solver.mkOp(kinds.FPToFpSignedBV, 4,
25)
floatingpoint_to_fp_unsigned_bitvector = solver.mkOp(
kinds.FPToFpUnsignedBV, 4, 25)
floatingpoint_to_fp_generic = solver.mkOp(kinds.FPToFpGeneric, 4, 25)
regexp_loop = solver.mkOp(kinds.RegexpLoop, 2, 3)
assert 0 == plus.getNumIndices()
assert 1 == divisible.getNumIndices()
assert 1 == bitvector_repeat.getNumIndices()
assert 1 == bitvector_zero_extend.getNumIndices()
assert 1 == bitvector_sign_extend.getNumIndices()
assert 1 == bitvector_rotate_left.getNumIndices()
assert 1 == bitvector_rotate_right.getNumIndices()
assert 1 == int_to_bitvector.getNumIndices()
assert 1 == iand.getNumIndices()
assert 1 == floatingpoint_to_ubv.getNumIndices()
assert 1 == floatingopint_to_sbv.getNumIndices()
assert 2 == floatingpoint_to_fp_ieee_bitvector.getNumIndices()
assert 2 == floatingpoint_to_fp_floatingpoint.getNumIndices()
assert 2 == floatingpoint_to_fp_real.getNumIndices()
assert 2 == floatingpoint_to_fp_signed_bitvector.getNumIndices()
assert 2 == floatingpoint_to_fp_unsigned_bitvector.getNumIndices()
assert 2 == floatingpoint_to_fp_generic.getNumIndices()
assert 2 == regexp_loop.getNumIndices()
def test_op_indices_list(solver):
with_list = solver.mkOp(kinds.TupleProject, [4, 25])
assert 2 == with_list.getNumIndices()
def test_get_indices_string(solver):
x = Op(solver)
with pytest.raises(RuntimeError):
x.getIndices()
divisible_ot = solver.mkOp(kinds.Divisible, 4)
assert divisible_ot.isIndexed()
divisible_idx = divisible_ot.getIndices()
assert divisible_idx == "4"
def test_get_indices_uint(solver):
bitvector_repeat_ot = solver.mkOp(kinds.BVRepeat, 5)
assert bitvector_repeat_ot.isIndexed()
bitvector_repeat_idx = bitvector_repeat_ot.getIndices()
assert bitvector_repeat_idx == 5
bitvector_zero_extend_ot = solver.mkOp(kinds.BVZeroExtend, 6)
bitvector_zero_extend_idx = bitvector_zero_extend_ot.getIndices()
assert bitvector_zero_extend_idx == 6
bitvector_sign_extend_ot = solver.mkOp(kinds.BVSignExtend, 7)
bitvector_sign_extend_idx = bitvector_sign_extend_ot.getIndices()
assert bitvector_sign_extend_idx == 7
bitvector_rotate_left_ot = solver.mkOp(kinds.BVRotateLeft, 8)
bitvector_rotate_left_idx = bitvector_rotate_left_ot.getIndices()
assert bitvector_rotate_left_idx == 8
bitvector_rotate_right_ot = solver.mkOp(kinds.BVRotateRight, 9)
bitvector_rotate_right_idx = bitvector_rotate_right_ot.getIndices()
assert bitvector_rotate_right_idx == 9
int_to_bitvector_ot = solver.mkOp(kinds.IntToBV, 10)
int_to_bitvector_idx = int_to_bitvector_ot.getIndices()
assert int_to_bitvector_idx == 10
floatingpoint_to_ubv_ot = solver.mkOp(kinds.FPToUbv, 11)
floatingpoint_to_ubv_idx = floatingpoint_to_ubv_ot.getIndices()
assert floatingpoint_to_ubv_idx == 11
floatingpoint_to_sbv_ot = solver.mkOp(kinds.FPToSbv, 13)
floatingpoint_to_sbv_idx = floatingpoint_to_sbv_ot.getIndices()
assert floatingpoint_to_sbv_idx == 13
def test_get_indices_pair_uint(solver):
bitvector_extract_ot = solver.mkOp(kinds.BVExtract, 4, 0)
assert bitvector_extract_ot.isIndexed()
bitvector_extract_indices = bitvector_extract_ot.getIndices()
assert bitvector_extract_indices == (4, 0)
floatingpoint_to_fp_ieee_bitvector_ot = solver.mkOp(
kinds.FPToFpIeeeBV, 4, 25)
floatingpoint_to_fp_ieee_bitvector_indices = floatingpoint_to_fp_ieee_bitvector_ot.getIndices(
)
assert floatingpoint_to_fp_ieee_bitvector_indices == (4, 25)
floatingpoint_to_fp_floatingpoint_ot = solver.mkOp(kinds.FPToFpFP, 4, 25)
floatingpoint_to_fp_floatingpoint_indices = floatingpoint_to_fp_floatingpoint_ot.getIndices(
)
assert floatingpoint_to_fp_floatingpoint_indices == (4, 25)
floatingpoint_to_fp_real_ot = solver.mkOp(kinds.FPToFpReal, 4, 25)
floatingpoint_to_fp_real_indices = floatingpoint_to_fp_real_ot.getIndices()
assert floatingpoint_to_fp_real_indices == (4, 25)
floatingpoint_to_fp_signed_bitvector_ot = solver.mkOp(
kinds.FPToFpSignedBV, 4, 25)
floatingpoint_to_fp_signed_bitvector_indices = floatingpoint_to_fp_signed_bitvector_ot.getIndices(
)
assert floatingpoint_to_fp_signed_bitvector_indices == (4, 25)
floatingpoint_to_fp_unsigned_bitvector_ot = solver.mkOp(
kinds.FPToFpUnsignedBV, 4, 25)
floatingpoint_to_fp_unsigned_bitvector_indices = floatingpoint_to_fp_unsigned_bitvector_ot.getIndices(
)
assert floatingpoint_to_fp_unsigned_bitvector_indices == (4, 25)
floatingpoint_to_fp_generic_ot = solver.mkOp(kinds.FPToFpGeneric, 4, 25)
floatingpoint_to_fp_generic_indices = floatingpoint_to_fp_generic_ot.getIndices(
)
assert floatingpoint_to_fp_generic_indices == (4, 25)
def test_op_scoping_to_string(solver):
bitvector_repeat_ot = solver.mkOp(kinds.BVRepeat, 5)
op_repr = str(bitvector_repeat_ot)
assert str(bitvector_repeat_ot) == op_repr
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