flink-python/pyflink/common/tests/test_serialization_schemas.py

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from pyflink.common.serialization import SimpleStringSchema, ByteArraySchema
from pyflink.testing.test_case_utils import PyFlinkTestCase


class SimpleStringSchemaTests(PyFlinkTestCase):

    def test_simple_string_schema(self):
        expected_string = 'test string'
        simple_string_schema = SimpleStringSchema()
        self.assertEqual(expected_string.encode(encoding='utf-8'),
                         simple_string_schema._j_serialization_schema.serialize(expected_string))

        self.assertEqual(expected_string, simple_string_schema._j_deserialization_schema
                         .deserialize(expected_string.encode(encoding='utf-8')))


class SimpleByteSchemaTests(PyFlinkTestCase):
    def test_simple_byte_schema(self):
        expected_bytes = "test bytes".encode(encoding='utf-8')
        simple_byte_schema = ByteArraySchema()
        self.assertEqual(expected_bytes,
                         simple_byte_schema._j_serialization_schema.serialize(expected_bytes))
        self.assertEqual(expected_bytes, simple_byte_schema._j_deserialization_schema
                         .deserialize(expected_bytes))