def METHOD_NAME(block_a):
    assert block_a.pangoize("test") == "test"
    assert not "markup" in block_a.dict()
    pango = block_a.pangoize({"pango": {"attr": "blub", "x": "y", "full_text": "test"}})
    assert 'attr="blub"' in pango
    assert 'x="y"' in pango
    assert "<span " in pango
    assert ">test</span>" in pango
    assert block_a.dict()["markup"] == "pango"