
doc:   [
    DocGroup({"tag": "pre"}, [
        DocGroup({"client": "f", "tag": "caret"}, []),
        DocChars("qg")
    ]),
    DocGroup({"tag": "pre"}, [
        DocChars("L "), DocGroup({"client": "a", "tag": "caret"}, []),
        DocChars(" y"), DocGroup({"tag": "caret", "client": "b"}, []),
        DocChars("04"), DocGroup({"client": "c", "tag": "caret"}, []),
        DocChars("6pnGr 0S S17"), DocGroup({"client": "d", "tag": "caret"}, []),
        DocChars("10")
    ]),
    DocGroup({"tag": "h3"}, [
        DocChars(" v sc"), DocGroup({"tag": "caret", "client": "g"}, []),
        DocChars("AEYQqe   tpN")
    ]),
    DocGroup({"tag": "bullet"}, [
        DocGroup({"tag": "h3"}, []),
        DocGroup({"tag": "p"}, [
            DocChars("KP"), DocGroup({"tag": "caret", "client": "e"}, []),
            DocChars("E6Fo world!7What\'s up with you?")
        ])
    ])
]

a_del: [
    DelGroup([
        DelWithGroup([]),
        DelSkip(1), DelChars(1)
    ]),
    DelGroup([
        DelChars(1), DelSkip(1), DelGroup([]),
        DelSkip(2), DelGroup([]),
        DelSkip(2), DelWithGroup([]),
        DelSkip(12), DelWithGroup([]),
        DelSkip(2)
    ]),
    DelGroup([
        DelSkip(5), DelWithGroup([]),
        DelSkip(12)
    ]),
    DelWithGroup([
        DelWithGroup([])
    ])
]
a_add: [
    AddGroup({"tag": "h3"}, [
        AddGroup({"client": "b", "tag": "caret"}, []),
        AddChars(" "), AddGroup({"tag": "caret", "client": "a"}, []),
        AddChars(" "), AddWithGroup([]),
        AddSkip(1)
    ]),
    AddGroup({"tag": "pre"}, [
        AddChars("5"), AddSkip(3), AddChars("H"), AddSkip(2), AddWithGroup([]),
        AddSkip(12), AddWithGroup([]),
        AddSkip(7), AddWithGroup([]),
        AddSkip(12)
    ]),
    AddWithGroup([
        AddWithGroup([])
    ])
]

b_del: [
    DelWithGroup([
        DelWithGroup([]),
        DelSkip(2)
    ]),
    DelWithGroup([
        DelSkip(2), DelWithGroup([]),
        DelSkip(2), DelWithGroup([]),
        DelSkip(2), DelWithGroup([]),
        DelSkip(12), DelWithGroup([]),
        DelSkip(2)
    ]),
    DelWithGroup([
        DelSkip(5), DelWithGroup([]),
        DelSkip(12)
    ]),
    DelGroup([
        DelWithGroup([]),
        DelWithGroup([
            DelSkip(1), DelChars(1), DelGroup([]),
            DelChars(1)
        ])
    ])
]
b_add: [
    AddWithGroup([
        AddWithGroup([]),
        AddSkip(2)
    ]),
    AddWithGroup([
        AddSkip(2), AddWithGroup([]),
        AddSkip(2), AddWithGroup([]),
        AddSkip(2), AddWithGroup([]),
        AddSkip(12), AddWithGroup([]),
        AddSkip(2)
    ]),
    AddWithGroup([
        AddSkip(5), AddWithGroup([]),
        AddSkip(12)
    ]),
    AddWithGroup([]),
    AddWithGroup([
        AddChars("V"), AddGroup({"tag": "caret", "client": "e"}, []),
        AddSkip(1), AddChars("  ")
    ])
]
