import pytest
from vision.datamatrix import DataMatrixReader
import numpy as np

@pytest.fixture
def datamatrix_reader():
    return DataMatrixReader()

class TestDataMatrixReader:
    def test_init_reader(self, datamatrix_reader: DataMatrixReader):
        assert datamatrix_reader is not None

    def test_read_failure(self, datamatrix_reader: DataMatrixReader):
        datamatrix_reader.initialize()
        result = datamatrix_reader.read_datamatrix()
        assert result is None

    def test_read_success(self, datamatrix_reader: DataMatrixReader):
        #TDOD[SG]: Add real test data
        pass