
doc:   [
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "p"}, [
            DocChars("7"), DocGroup({"client": "c", "tag": "caret"}, [])
        ]),
        DocGroup({"tag": "p"}, [
            DocChars("AO4h"), DocGroup({"client": "a", "tag": "caret"}, []),
            DocChars(" r"), DocGroup({"tag": "caret", "client": "e"}, []),
            DocChars("36o")
        ]),
        DocGroup({"tag": "p"}, [
            DocChars("  j"), DocGroup({"client": "d", "tag": "caret"}, []),
            DocChars("wo")
        ])
    ]),
    DocGroup({"tag": "h3"}, [
        DocChars("D"), DocGroup({"tag": "caret", "client": "b"}, []),
        DocChars("g K2 u 36s n21")
    ]),
    DocGroup({"tag": "p"}, [
        DocChars("b7JCuDD2J68A7 JU C886")
    ]),
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "pre"}, [
            DocChars("8gk eEk Dup with you?")
        ])
    ])
]

a_del: [
    DelGroup([
        DelGroup([
            DelChars(1), DelGroup([])
        ]),
        DelGroup([
            DelSkip(3), DelChars(1), DelWithGroup([]),
            DelSkip(2), DelWithGroup([]),
            DelSkip(3)
        ]),
        DelWithGroup([
            DelSkip(1), DelChars(2), DelWithGroup([]),
            DelSkip(2)
        ])
    ]),
    DelWithGroup([
        DelChars(1)
    ])
]
a_add: [
    AddGroup({"tag": "p"}, [
        AddGroup({"client": "c", "tag": "caret"}, []),
        AddSkip(3), AddWithGroup([]),
        AddSkip(2), AddWithGroup([]),
        AddSkip(3)
    ]),
    AddWithGroup([
        AddSkip(1), AddWithGroup([]),
        AddSkip(2)
    ]),
    AddWithGroup([])
]

b_del: [
    DelWithGroup([
        DelWithGroup([
            DelSkip(1), DelWithGroup([])
        ]),
        DelWithGroup([
            DelSkip(4), DelWithGroup([]),
            DelSkip(1), DelChars(1)
        ])
    ])
]
b_add: [
    AddWithGroup([
        AddWithGroup([
            AddSkip(1), AddWithGroup([])
        ]),
        AddWithGroup([
            AddSkip(4), AddWithGroup([]),
            AddSkip(1), AddChars("7")
        ])
    ])
]
