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RustRepoTrans / Evaluate /projects /iceberg /python /tests /avro /test_encoder.py
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# 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.
from __future__ import annotations
import io
import struct
import uuid
from pyiceberg.avro.encoder import BinaryEncoder
def test_write() -> None:
output = io.BytesIO()
encoder = BinaryEncoder(output)
_input = b"\x12\x34\x56"
encoder.write(_input)
assert output.getbuffer() == _input
def test_write_boolean() -> None:
output = io.BytesIO()
encoder = BinaryEncoder(output)
encoder.write_boolean(True)
encoder.write_boolean(False)
assert output.getbuffer() == struct.pack("??", True, False)
def test_write_int() -> None:
output = io.BytesIO()
encoder = BinaryEncoder(output)
_1byte_input = 2
_2byte_input = 7466
_3byte_input = 523490
_4byte_input = 86561570
_5byte_input = 2510416930
_6byte_input = 734929016866
_7byte_input = 135081528772642
_8byte_input = 35124861473277986
encoder.write_int(_1byte_input)
encoder.write_int(_2byte_input)
encoder.write_int(_3byte_input)
encoder.write_int(_4byte_input)
encoder.write_int(_5byte_input)
encoder.write_int(_6byte_input)
encoder.write_int(_7byte_input)
encoder.write_int(_8byte_input)
buffer = output.getbuffer()
assert buffer[0:1] == b"\x04"
assert buffer[1:3] == b"\xd4\x74"
assert buffer[3:6] == b"\xc4\xf3\x3f"
assert buffer[6:10] == b"\xc4\xcc\xc6\x52"
assert buffer[10:15] == b"\xc4\xb0\x8f\xda\x12"
assert buffer[15:21] == b"\xc4\xe0\xf6\xd2\xe3\x2a"
assert buffer[21:28] == b"\xc4\xa0\xce\xe8\xe3\xb6\x3d"
assert buffer[28:36] == b"\xc4\xa0\xb2\xae\x83\xf8\xe4\x7c"
def test_write_float() -> None:
output = io.BytesIO()
encoder = BinaryEncoder(output)
_input = 3.14159265359
encoder.write_float(_input)
assert output.getbuffer() == struct.pack("<f", _input)
def test_write_double() -> None:
output = io.BytesIO()
encoder = BinaryEncoder(output)
_input = 3.14159265359
encoder.write_double(_input)
assert output.getbuffer() == struct.pack("<d", _input)
def test_write_bytes() -> None:
output = io.BytesIO()
encoder = BinaryEncoder(output)
_input = b"\x12\x34\x56"
encoder.write_bytes(_input)
assert output.getbuffer() == b"".join([b"\x06", _input])
def test_write_utf8() -> None:
output = io.BytesIO()
encoder = BinaryEncoder(output)
_input = "That, my liege, is how we know the Earth to be banana-shaped."
bin_input = _input.encode()
encoder.write_utf8(_input)
assert output.getbuffer() == b"".join([b"\x7a", bin_input])
def test_write_uuid() -> None:
output = io.BytesIO()
encoder = BinaryEncoder(output)
_input = uuid.UUID("12345678-1234-5678-1234-567812345678")
encoder.write_uuid(_input)
buf = output.getbuffer()
assert len(buf) == 16
assert buf.tobytes() == b"\x124Vx\x124Vx\x124Vx\x124Vx"