import o from "ospec"
import {stringToUtf8Array} from "../utils/utils.js"
import {compress} from "./rtf_compressor.js"
import fs from "node:fs"
import {uint8ToBase16} from "../../test/utils.js"

// big list of naughty strings converted to escaped rtf
const inStrings: Array<string> = JSON.parse(fs.readFileSync("test/blns.out.json", {encoding: "utf8"}))
// blns rtf compressed with MsgKit
const outStrings = JSON.parse(fs.readFileSync("test/blns.out.compressed.json", {encoding: "utf8"}))
const suite = inStrings.map((s, i) => ({
    label: "rtf " + i.toString(),
    pre: stringToUtf8Array(s),
    post: Uint8Array.from(Buffer.from(outStrings[i], "hex")),
}))

o.spec("RtfCompressor", function () {
    o("empty string", function () {
        const input = stringToUtf8Array("")
        const output = "0f000000000000004c5a467527d7ca10010cf0"
        o(uint8ToBase16(compress(input))).equals(output)
    })
    o("example 1 from spec", function () {
        const input = stringToUtf8Array("{\\rtf1\\ansi\\ansicpg1252\\pard hello world}\r\n")
        const output = "2d0000002b0000004c5a4675f1c5c7a703000a007263706731323542320af32068656c090020627705b06c647d0a800fa0"
        o(uint8ToBase16(compress(input))).equals(output)
    })
    o("example 2 from spec", function () {
        const input = stringToUtf8Array("{\\rtf1 WXYZWXYZWXYZWXYZWXYZ}")
        const output = "1a0000001c0000004c5a4675e2d44b51410004205758595a0d6e7d010eb0"
        o(uint8ToBase16(compress(input))).equals(output)
    })
    suite.forEach(t => {
        o(t.label, function () {
            o(uint8ToBase16(compress(t.pre))).equals(uint8ToBase16(t.post))
        })
    })
})