# Licensed to the Apache Software Foundation (ASF) under one # or more contributor license agreements. See the NOTICE file # distributed with this work for additional information # regarding copyright ownership. The ASF licenses this file # to you under the Apache License, Version 2.0 (the # "License"); you may not use this file except in compliance # with the License. You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, # software distributed under the License is distributed on an # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY # KIND, either express or implied. See the License for the # specific language governing permissions and limitations # under the License. # pylint:disable=eval-used import datetime import uuid from decimal import Decimal from typing import ( Any, List, Set, Type, ) import pytest from typing_extensions import assert_type from pyiceberg.expressions.literals import ( BinaryLiteral, BooleanLiteral, DateLiteral, DecimalLiteral, DoubleLiteral, FixedLiteral, FloatAboveMax, FloatBelowMin, FloatLiteral, IntAboveMax, IntBelowMin, Literal, LongLiteral, StringLiteral, TimeLiteral, TimestampLiteral, literal, ) from pyiceberg.types import ( BinaryType, BooleanType, DateType, DecimalType, DoubleType, FixedType, FloatType, IntegerType, LongType, PrimitiveType, StringType, TimestampType, TimestamptzType, TimeType, UUIDType, ) def test_literal_from_none_error() -> None: with pytest.raises(TypeError) as e: literal(None) # type: ignore assert "Invalid literal value: None" in str(e.value) def test_literal_from_nan_error() -> None: with pytest.raises(ValueError) as e: literal(float("nan")) assert "Cannot create expression literal from NaN." in str(e.value) @pytest.mark.parametrize( "literal_class", [ BooleanLiteral, LongLiteral, FloatLiteral, DoubleLiteral, DateLiteral, TimeLiteral, TimestampLiteral, DecimalLiteral, StringLiteral, FixedLiteral, BinaryLiteral, ], ) def test_literal_classes_with_none_type_error(literal_class: Type[PrimitiveType]) -> None: with pytest.raises(TypeError) as e: literal_class(None) assert "Invalid literal value: None" in str(e.value) @pytest.mark.parametrize("literal_class", [FloatLiteral, DoubleLiteral]) def test_literal_classes_with_nan_value_error(literal_class: Type[PrimitiveType]) -> None: with pytest.raises(ValueError) as e: literal_class(float("nan")) assert "Cannot create expression literal from NaN." in str(e.value) # Numeric def test_numeric_literal_comparison() -> None: small_lit = literal(10).to(IntegerType()) big_lit = literal(1000).to(IntegerType()) assert small_lit != big_lit assert small_lit == literal(10) assert small_lit < big_lit assert small_lit <= big_lit assert big_lit > small_lit assert big_lit >= small_lit def test_integer_to_long_conversion() -> None: lit = literal(34).to(IntegerType()) long_lit = lit.to(LongType()) assert lit.value == long_lit.value def test_integer_to_float_conversion() -> None: lit = literal(34).to(IntegerType()) float_lit = lit.to(FloatType()) assert lit.value == float_lit.value def test_integer_to_double_conversion() -> None: lit = literal(34).to(IntegerType()) dbl_lit = lit.to(DoubleType()) assert lit.value == dbl_lit.value @pytest.mark.parametrize( "decimal_type, decimal_value", [(DecimalType(9, 0), "34"), (DecimalType(9, 2), "34.00"), (DecimalType(9, 4), "34.0000")] ) def test_integer_to_decimal_conversion(decimal_type: DecimalType, decimal_value: str) -> None: lit = literal(34).to(IntegerType()) assert lit.to(decimal_type).value.as_tuple() == Decimal(decimal_value).as_tuple() # type: ignore def test_integer_to_date_conversion() -> None: one_day = "2022-03-28" date_delta = (datetime.date.fromisoformat(one_day) - datetime.date.fromisoformat("1970-01-01")).days date_lit = literal(date_delta).to(DateType()) assert isinstance(date_lit, DateLiteral) assert date_lit.value == date_delta def test_long_to_integer_within_bound() -> None: lit = literal(34).to(LongType()) int_lit = lit.to(IntegerType()) assert lit.value == int_lit.value def test_long_to_integer_outside_bound() -> None: big_lit = literal(IntegerType.max + 1).to(LongType()) above_max_lit = big_lit.to(IntegerType()) assert above_max_lit == IntAboveMax() small_lit = literal(IntegerType.min - 1).to(LongType()) below_min_lit = small_lit.to(IntegerType()) assert below_min_lit == IntBelowMin() def test_long_to_float_conversion() -> None: lit = literal(34).to(LongType()) float_lit = lit.to(FloatType()) assert lit.value == float_lit.value def test_long_to_double_conversion() -> None: lit = literal(34).to(LongType()) dbl_lit = lit.to(DoubleType()) assert lit.value == dbl_lit.value def test_long_to_time() -> None: long_lit = literal(51661919000).to(LongType()) time_lit = long_lit.to(TimeType()) assert isinstance(time_lit, TimeLiteral) assert time_lit.value == long_lit.value def test_long_to_timestamp() -> None: long_lit = literal(1647305201).to(LongType()) timestamp_lit = long_lit.to(TimestampType()) assert timestamp_lit.value == long_lit.value @pytest.mark.parametrize( "decimal_type, decimal_value", [(DecimalType(9, 0), "34"), (DecimalType(9, 2), "34.00"), (DecimalType(9, 4), "34.0000")] ) def test_long_to_decimal_conversion(decimal_type: DecimalType, decimal_value: str) -> None: lit = literal(34).to(LongType()) assert lit.to(decimal_type).value.as_tuple() == Decimal(decimal_value).as_tuple() # type: ignore def test_float_to_double() -> None: lit = literal(34.56).to(FloatType()) dbl_lit = lit.to(DoubleType()) assert lit.value == dbl_lit.value @pytest.mark.parametrize( "decimal_type, decimal_value", [(DecimalType(9, 1), "34.6"), (DecimalType(9, 2), "34.56"), (DecimalType(9, 4), "34.5600")] ) def test_float_to_decimal_conversion(decimal_type: DecimalType, decimal_value: str) -> None: lit = literal(34.56).to(FloatType()) assert lit.to(decimal_type).value.as_tuple() == Decimal(decimal_value).as_tuple() # type: ignore def test_double_to_float_within_bound() -> None: lit = literal(34.56).to(DoubleType()) float_lit = lit.to(FloatType()) assert lit.value == float_lit.value def test_double_to_float_outside_bound() -> None: big_lit = literal(FloatType.max + 1.0e37).to(DoubleType()) above_max_lit = big_lit.to(FloatType()) assert above_max_lit == FloatAboveMax() small_lit = literal(FloatType.min - 1.0e37).to(DoubleType()) below_min_lit = small_lit.to(FloatType()) assert below_min_lit == FloatBelowMin() @pytest.mark.parametrize( "decimal_type, decimal_value", [(DecimalType(9, 1), "34.6"), (DecimalType(9, 2), "34.56"), (DecimalType(9, 4), "34.5600")] ) def test_double_to_decimal_conversion(decimal_type: DecimalType, decimal_value: str) -> None: lit = literal(34.56).to(DoubleType()) assert lit.to(decimal_type).value.as_tuple() == Decimal(decimal_value).as_tuple() # type: ignore def test_decimal_to_decimal_conversion() -> None: lit = literal(Decimal("34.11").quantize(Decimal(".01"))) assert lit.value.as_tuple() == lit.to(DecimalType(9, 2)).value.as_tuple() assert lit.value.as_tuple() == lit.to(DecimalType(11, 2)).value.as_tuple() with pytest.raises(ValueError) as e: _ = lit.to(DecimalType(9, 0)) assert "Could not convert 34.11 into a decimal(9, 0)" in str(e.value) with pytest.raises(ValueError) as e: _ = lit.to(DecimalType(9, 1)) assert "Could not convert 34.11 into a decimal(9, 1)" in str(e.value) with pytest.raises(ValueError) as e: _ = lit.to(DecimalType(9, 3)) assert "Could not convert 34.11 into a decimal(9, 3)" in str(e.value) def test_timestamp_to_date() -> None: epoch_lit = TimestampLiteral(int(datetime.datetime.fromisoformat("1970-01-01T00:00:00.000000+00:00").timestamp() * 1_000_000)) date_lit = epoch_lit.to(DateType()) assert date_lit.value == 0 def test_string_literal() -> None: sqrt2 = literal("1.414").to(StringType()) pi = literal("3.141").to(StringType()) pi_string_lit = StringLiteral("3.141") pi_double_lit = literal(3.141).to(DoubleType()) assert literal("3.141").to(IntegerType()) == literal(3) assert literal("3.141").to(LongType()) == literal(3) assert sqrt2 != pi assert pi != pi_double_lit assert pi == pi_string_lit assert pi == pi assert sqrt2 < pi assert sqrt2 <= pi assert pi > sqrt2 assert pi >= sqrt2 assert str(pi) == "3.141" def test_string_to_string_literal() -> None: assert literal("abc") == literal("abc").to(StringType()) def test_string_to_date_literal() -> None: one_day = "2017-08-18" date_lit = literal(one_day).to(DateType()) date_delta = (datetime.date.fromisoformat(one_day) - datetime.date.fromisoformat("1970-01-01")).days assert date_delta == date_lit.value def test_string_to_time_literal() -> None: time_str = literal("14:21:01.919") time_lit = time_str.to(TimeType()) avro_val = 51661919000 assert isinstance(time_lit, TimeLiteral) # type: ignore assert avro_val == time_lit.value # type: ignore def test_string_to_timestamp_literal() -> None: timestamp_str = literal("2017-08-18T14:21:01.919234+00:00") timestamp = timestamp_str.to(TimestamptzType()) avro_val = 1503066061919234 assert avro_val == timestamp.value timestamp_str = literal("2017-08-18T14:21:01.919234") timestamp = timestamp_str.to(TimestampType()) assert avro_val == timestamp.value timestamp_str = literal("2017-08-18T14:21:01.919234-07:00") timestamp = timestamp_str.to(TimestamptzType()) avro_val = 1503091261919234 assert avro_val == timestamp.value def test_timestamp_with_zone_without_zone_in_literal() -> None: timestamp_str = literal("2017-08-18T14:21:01.919234") with pytest.raises(ValueError) as e: _ = timestamp_str.to(timestamp_str.to(TimestamptzType())) assert "Missing zone offset: 2017-08-18T14:21:01.919234 (must be ISO-8601)" in str(e.value) def test_invalid_timestamp_in_literal() -> None: timestamp_str = literal("abc") with pytest.raises(ValueError) as e: _ = timestamp_str.to(timestamp_str.to(TimestamptzType())) assert "Invalid timestamp with zone: abc (must be ISO-8601)" in str(e.value) def test_timestamp_without_zone_with_zone_in_literal() -> None: timestamp_str = literal("2017-08-18T14:21:01.919234+07:00") with pytest.raises(ValueError) as e: _ = timestamp_str.to(TimestampType()) assert "Zone offset provided, but not expected: 2017-08-18T14:21:01.919234+07:00" in str(e.value) def test_invalid_timestamp_with_zone_in_literal() -> None: timestamp_str = literal("abc") with pytest.raises(ValueError) as e: _ = timestamp_str.to(TimestampType()) assert "Invalid timestamp without zone: abc (must be ISO-8601)" in str(e.value) def test_string_to_uuid_literal() -> None: expected = uuid.uuid4() uuid_str = literal(str(expected)) uuid_lit = uuid_str.to(UUIDType()) assert expected.bytes == uuid_lit.value def test_string_to_decimal_literal() -> None: decimal_str = literal("34.560") decimal_lit = decimal_str.to(DecimalType(9, 3)) assert 3 == abs(decimal_lit.value.as_tuple().exponent) # type: ignore assert Decimal("34.560").as_tuple() == decimal_lit.value.as_tuple() # type: ignore def test_string_to_boolean_literal() -> None: assert literal(True) == literal("true").to(BooleanType()) assert literal(True) == literal("True").to(BooleanType()) assert literal(False) == literal("false").to(BooleanType()) assert literal(False) == literal("False").to(BooleanType()) def test_invalid_string_to_boolean_literal() -> None: invalid_boolean_str = literal("unknown") with pytest.raises(ValueError) as e: _ = invalid_boolean_str.to(BooleanType()) assert "Could not convert unknown into a boolean" in str(e.value) # MISC def test_python_date_conversion() -> None: one_day_str = "2022-03-28" from_str_lit = literal(one_day_str).to(DateType()) assert isinstance(from_str_lit, DateLiteral) # type: ignore assert from_str_lit.value == 19079 # type: ignore @pytest.mark.parametrize( "lit, primitive_type", [ (literal(True), BooleanType()), (literal(34), IntegerType()), (literal(3400000000), LongType()), (literal(34.11), FloatType()), (literal(3.5028235e38), DoubleType()), (literal(Decimal(34.55).quantize(Decimal("0.01"))), DecimalType(9, 2)), (literal("2017-08-18"), DateType()), (literal("14:21:01.919"), TimeType()), (literal("2017-08-18T14:21:01.919"), TimestampType()), (literal("abc"), StringType()), (literal(uuid.uuid4()), UUIDType()), (literal(bytes([0x01, 0x02, 0x03])), FixedType(3)), ], ) def test_identity_conversions(lit: Literal[Any], primitive_type: PrimitiveType) -> None: expected = lit.to(primitive_type) assert expected is expected.to(primitive_type) def test_fixed_literal() -> None: fixed_lit012 = literal(bytes([0x00, 0x01, 0x02])) fixed_lit013 = literal(bytes([0x00, 0x01, 0x03])) assert fixed_lit012 == fixed_lit012 assert fixed_lit012 != fixed_lit013 assert fixed_lit012 < fixed_lit013 assert fixed_lit012 <= fixed_lit013 assert fixed_lit013 > fixed_lit012 assert fixed_lit013 >= fixed_lit012 def test_binary_literal() -> None: bin_lit012 = literal(bytes([0x00, 0x01, 0x02])) bin_lit013 = literal(bytes([0x00, 0x01, 0x03])) assert bin_lit012 == bin_lit012 assert bin_lit012 != bin_lit013 assert bin_lit012 < bin_lit013 assert bin_lit012 <= bin_lit013 assert bin_lit013 > bin_lit012 assert bin_lit013 >= bin_lit012 # None related def test_raise_on_comparison_to_none() -> None: bin_lit012 = literal(bytes([0x00, 0x01, 0x02])) fixed_lit012 = literal(bytes([0x00, 0x01, 0x02])) with pytest.raises(AttributeError): _ = bin_lit012 < None with pytest.raises(AttributeError): _ = bin_lit012 <= None with pytest.raises(AttributeError): _ = bin_lit012 > None with pytest.raises(AttributeError): _ = bin_lit012 >= None with pytest.raises(AttributeError): _ = fixed_lit012 < None with pytest.raises(AttributeError): _ = fixed_lit012 <= None with pytest.raises(AttributeError): _ = fixed_lit012 > None with pytest.raises(AttributeError): _ = fixed_lit012 >= None def test_binary_to_fixed() -> None: lit = literal(bytes([0x00, 0x01, 0x02])) fixed_lit = lit.to(FixedType(3)) assert fixed_lit is not None assert lit.value == fixed_lit.value with pytest.raises(TypeError) as e: _ = lit.to(FixedType(4)) assert "Cannot convert BinaryLiteral into fixed[4], different length: 4 <> 3" in str(e.value) def test_binary_to_smaller_fixed_none() -> None: lit = literal(bytes([0x00, 0x01, 0x02])) with pytest.raises(TypeError) as e: _ = lit.to(FixedType(2)) assert "Cannot convert BinaryLiteral into fixed[2], different length: 2 <> 3" in str(e.value) def test_binary_to_uuid() -> None: test_uuid = uuid.uuid4() lit = literal(test_uuid.bytes) uuid_lit = lit.to(UUIDType()) assert uuid_lit is not None assert lit.value == uuid_lit.value assert uuid_lit.value == test_uuid.bytes def test_incompatible_binary_to_uuid() -> None: lit = literal(bytes([0x00, 0x01, 0x02])) with pytest.raises(TypeError) as e: _ = lit.to(UUIDType()) assert "Cannot convert BinaryLiteral into uuid, different length: 16 <> 3" in str(e.value) def test_fixed_to_binary() -> None: lit = literal(bytes([0x00, 0x01, 0x02])).to(FixedType(3)) binary_lit = lit.to(BinaryType()) assert binary_lit is not None assert lit.value == binary_lit.value def test_fixed_to_smaller_fixed_none() -> None: lit = literal(bytes([0x00, 0x01, 0x02])).to(FixedType(3)) with pytest.raises(ValueError) as e: lit.to(lit.to(FixedType(2))) assert "Could not convert b'\\x00\\x01\\x02' into a fixed[2]" in str(e.value) def test_fixed_to_uuid() -> None: test_uuid = uuid.uuid4() lit = literal(test_uuid.bytes).to(FixedType(16)) uuid_lit = lit.to(UUIDType()) assert uuid_lit is not None assert lit.value == uuid_lit.value assert uuid_lit.value == test_uuid.bytes def test_incompatible_fixed_to_uuid() -> None: lit = literal(bytes([0x00, 0x01, 0x02])).to(FixedType(3)) with pytest.raises(TypeError) as e: _ = lit.to(UUIDType()) assert "Cannot convert BinaryLiteral into uuid, different length: 16 <> 3" in str(e.value) def test_above_max_float() -> None: a = FloatAboveMax() # singleton assert a == FloatAboveMax() assert str(a) == "FloatAboveMax" assert repr(a) == "FloatAboveMax()" assert a.value == FloatType.max assert a == eval(repr(a)) assert a.to(FloatType()) == FloatAboveMax() def test_below_min_float() -> None: b = FloatBelowMin() # singleton assert b == FloatBelowMin() assert str(b) == "FloatBelowMin" assert repr(b) == "FloatBelowMin()" assert b == eval(repr(b)) assert b.value == FloatType.min assert b.to(FloatType()) == FloatBelowMin() def test_above_max_int() -> None: a = IntAboveMax() # singleton assert a == IntAboveMax() assert str(a) == "IntAboveMax" assert repr(a) == "IntAboveMax()" assert a.value == IntegerType.max assert a == eval(repr(a)) assert a.to(IntegerType()) == IntAboveMax() def test_below_min_int() -> None: b = IntBelowMin() # singleton assert b == IntBelowMin() assert str(b) == "IntBelowMin" assert repr(b) == "IntBelowMin()" assert b == eval(repr(b)) assert b.to(IntegerType()) == IntBelowMin() def test_invalid_boolean_conversions() -> None: assert_invalid_conversions( literal(True), [ IntegerType(), LongType(), FloatType(), DoubleType(), DateType(), TimeType(), TimestampType(), TimestamptzType(), DecimalType(9, 2), StringType(), UUIDType(), BinaryType(), ], ) def test_invalid_long_conversions() -> None: assert_invalid_conversions( literal(34).to(LongType()), [BooleanType(), StringType(), UUIDType(), FixedType(1), BinaryType()], ) @pytest.mark.parametrize( "lit", [ literal(34.11).to(FloatType()), # double literal(34.11).to(DoubleType()), ], ) @pytest.mark.parametrize( "test_type", [ BooleanType(), IntegerType(), LongType(), DateType(), TimeType(), TimestampType(), TimestamptzType(), StringType(), UUIDType(), FixedType(1), BinaryType(), ], ) def test_invalid_float_conversions(lit: Literal[Any], test_type: PrimitiveType) -> None: with pytest.raises(TypeError): _ = lit.to(test_type) @pytest.mark.parametrize("lit", [literal("2017-08-18").to(DateType())]) @pytest.mark.parametrize( "test_type", [ BooleanType(), IntegerType(), LongType(), FloatType(), DoubleType(), TimeType(), TimestampType(), TimestamptzType(), DecimalType(9, 2), StringType(), UUIDType(), FixedType(1), BinaryType(), ], ) def test_invalid_datetime_conversions(lit: Literal[Any], test_type: PrimitiveType) -> None: assert_invalid_conversions(lit, [test_type]) def test_invalid_time_conversions() -> None: assert_invalid_conversions( literal("14:21:01.919").to(TimeType()), [ BooleanType(), IntegerType(), LongType(), FloatType(), DoubleType(), DateType(), TimestampType(), TimestamptzType(), DecimalType(9, 2), StringType(), UUIDType(), FixedType(1), BinaryType(), ], ) def test_invalid_timestamp_conversions() -> None: assert_invalid_conversions( literal("2017-08-18T14:21:01.919").to(TimestampType()), [ BooleanType(), IntegerType(), LongType(), FloatType(), DoubleType(), TimeType(), DecimalType(9, 2), StringType(), UUIDType(), FixedType(1), BinaryType(), ], ) def test_invalid_decimal_conversion_scale() -> None: lit = literal(Decimal("34.11")) with pytest.raises(ValueError) as e: lit.to(DecimalType(9, 4)) assert "Could not convert 34.11 into a decimal(9, 4)" in str(e.value) def test_invalid_decimal_conversions() -> None: assert_invalid_conversions( literal(Decimal("34.11")), [ BooleanType(), DateType(), TimeType(), TimestampType(), TimestamptzType(), StringType(), UUIDType(), FixedType(1), BinaryType(), ], ) def test_invalid_string_conversions() -> None: assert_invalid_conversions( literal("abc"), [FloatType(), DoubleType(), FixedType(1), BinaryType()], ) def test_invalid_uuid_conversions() -> None: assert_invalid_conversions( literal(uuid.uuid4()), [ BooleanType(), IntegerType(), LongType(), FloatType(), DoubleType(), DateType(), TimeType(), TimestampType(), TimestamptzType(), DecimalType(9, 2), StringType(), FixedType(1), ], ) def test_invalid_fixed_conversions() -> None: assert_invalid_conversions( literal(bytes([0x00, 0x01, 0x02])).to(FixedType(3)), [ BooleanType(), IntegerType(), LongType(), FloatType(), DoubleType(), DateType(), TimeType(), TimestampType(), TimestamptzType(), DecimalType(9, 2), StringType(), UUIDType(), ], ) def test_invalid_binary_conversions() -> None: assert_invalid_conversions( literal(bytes([0x00, 0x01, 0x02])), [ BooleanType(), IntegerType(), LongType(), FloatType(), DoubleType(), DateType(), TimeType(), TimestampType(), TimestamptzType(), DecimalType(9, 2), StringType(), UUIDType(), ], ) def assert_invalid_conversions(lit: Literal[Any], types: List[PrimitiveType]) -> None: for type_var in types: with pytest.raises(TypeError): _ = lit.to(type_var) def test_compare_floats() -> None: lhs = literal(18.15).to(FloatType()) rhs = literal(19.25).to(FloatType()) assert lhs != rhs assert lhs < rhs assert lhs <= rhs assert not lhs > rhs assert not lhs >= rhs def test_string_to_int_max_value() -> None: assert isinstance(literal(str(IntegerType.max + 1)).to(IntegerType()), IntAboveMax) def test_string_to_int_min_value() -> None: assert isinstance(literal(str(IntegerType.min - 1)).to(IntegerType()), IntBelowMin) def test_string_to_integer_type_invalid_value() -> None: with pytest.raises(ValueError) as e: _ = literal("abc").to(IntegerType()) assert "Could not convert abc into a int" in str(e.value) def test_string_to_long_type_invalid_value() -> None: with pytest.raises(ValueError) as e: _ = literal("abc").to(LongType()) assert "Could not convert abc into a long" in str(e.value) def test_string_to_date_type_invalid_value() -> None: with pytest.raises(ValueError) as e: _ = literal("abc").to(DateType()) assert "Could not convert abc into a date" in str(e.value) def test_string_to_time_type_invalid_value() -> None: with pytest.raises(ValueError) as e: _ = literal("abc").to(TimeType()) assert "Could not convert abc into a time" in str(e.value) def test_string_to_decimal_type_invalid_value() -> None: with pytest.raises(ValueError) as e: _ = literal("18.15").to(DecimalType(10, 0)) assert "Could not convert 18.15 into a decimal(10, 0), scales differ 0 <> 2" in str(e.value) def test_decimal_literal_increment() -> None: dec = DecimalLiteral(Decimal("10.123")) # Twice to check that we don't mutate the value assert dec.increment() == DecimalLiteral(Decimal("10.124")) assert dec.increment() == DecimalLiteral(Decimal("10.124")) # To check that the scale is still the same assert dec.increment().value.as_tuple() == Decimal("10.124").as_tuple() def test_decimal_literal_dencrement() -> None: dec = DecimalLiteral(Decimal("10.123")) # Twice to check that we don't mutate the value assert dec.decrement() == DecimalLiteral(Decimal("10.122")) assert dec.decrement() == DecimalLiteral(Decimal("10.122")) # To check that the scale is still the same assert dec.decrement().value.as_tuple() == Decimal("10.122").as_tuple() def test_uuid_literal_initialization() -> None: test_uuid = uuid.UUID("f79c3e09-677c-4bbd-a479-3f349cb785e7") uuid_literal = literal(test_uuid) assert isinstance(uuid_literal, Literal) assert test_uuid.bytes == uuid_literal.value def test_uuid_to_fixed() -> None: test_uuid = uuid.uuid4() uuid_literal = literal(test_uuid) fixed_literal = uuid_literal.to(FixedType(16)) assert test_uuid.bytes == fixed_literal.value with pytest.raises(TypeError) as e: uuid_literal.to(FixedType(15)) assert "Cannot convert UUIDLiteral into fixed[15], different length: 15 <> 16" in str(e.value) assert isinstance(fixed_literal, FixedLiteral) # type: ignore def test_uuid_to_binary() -> None: test_uuid = uuid.uuid4() uuid_literal = literal(test_uuid) binary_literal = uuid_literal.to(BinaryType()) assert test_uuid.bytes == binary_literal.value assert isinstance(binary_literal, BinaryLiteral) # type: ignore # __ __ ___ # | \/ |_ _| _ \_ _ # | |\/| | || | _/ || | # |_| |_|\_, |_| \_, | # |__/ |__/ assert_type(literal("str"), Literal[str]) assert_type(literal(True), Literal[bool]) assert_type(literal(123), Literal[int]) assert_type(literal(123.4), Literal[float]) assert_type(literal(bytes([0x01, 0x02, 0x03])), Literal[bytes]) assert_type(literal(Decimal("19.25")), Literal[Decimal]) assert_type({literal(1), literal(2), literal(3)}, Set[Literal[int]])