1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
|
#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Copyright 2025 Confluent Inc.
#
# Licensed 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.
#
import io
import pytest
from confluent_kafka.schema_registry.serde import SchemaId
from confluent_kafka.schema_registry import (
dual_schema_id_deserializer,
header_schema_id_serializer,
SerializationError
)
def test_schema_guid():
schema_id = SchemaId("AVRO")
input = bytes([
0x01, 0x89, 0x79, 0x17, 0x62, 0x23, 0x36, 0x41, 0x86, 0x96, 0x74, 0x29, 0x9b, 0x90,
0xa8, 0x02, 0xe2
])
schema_id.from_bytes(io.BytesIO(input))
guid_str = str(schema_id.guid)
assert guid_str == "89791762-2336-4186-9674-299b90a802e2"
output = schema_id.guid_to_bytes()
assert output == input
def test_schema_id():
schema_id = SchemaId("AVRO")
input = bytes([
0x00, 0x00, 0x00, 0x00, 0x01
])
schema_id.from_bytes(io.BytesIO(input))
id = schema_id.id
assert id == 1
output = schema_id.id_to_bytes()
assert output == input
def test_schema_guid_with_message_indexes():
schema_id = SchemaId("PROTOBUF")
input = bytes([
0x01, 0x89, 0x79, 0x17, 0x62, 0x23, 0x36, 0x41, 0x86, 0x96, 0x74, 0x29, 0x9b, 0x90,
0xa8, 0x02, 0xe2, 0x06, 0x02, 0x04, 0x06
])
schema_id.from_bytes(io.BytesIO(input))
guid_str = str(schema_id.guid)
assert guid_str == "89791762-2336-4186-9674-299b90a802e2"
indexes = schema_id.message_indexes
assert indexes == [1, 2, 3]
output = schema_id.guid_to_bytes()
assert output == input
def test_schema_id_with_message_indexes():
schema_id = SchemaId("PROTOBUF")
input = bytes([
0x00, 0x00, 0x00, 0x00, 0x01, 0x06, 0x02, 0x04, 0x06
])
schema_id.from_bytes(io.BytesIO(input))
id = schema_id.id
assert id == 1
indexes = schema_id.message_indexes
assert indexes == [1, 2, 3]
output = schema_id.id_to_bytes()
assert output == input
def test_dual_schema_id_deserializer_handles_none_context():
"""
Ensures dual_schema_id_deserializer handles None SerializationContext properly.
"""
schema_id = SchemaId("AVRO")
test_data = b'\x00\x00\x00\x00\x01' # Valid schema ID format
result = dual_schema_id_deserializer(test_data, ctx=None, schema_id=schema_id)
# Verify it returns BytesIO and parsed the schema ID
assert isinstance(result, io.BytesIO)
assert schema_id.id == 1
def test_header_schema_id_serializer_handles_none_context():
"""
Ensures header_schema_id_serializer handles None SerializationContext properly.
"""
# schema_id won't be used since function raises error early when ctx=None
with pytest.raises(SerializationError, match="SerializationContext is required"):
header_schema_id_serializer(b"test_payload", ctx=None, schema_id=None)
|
