import assert from "node:assert/strict";
import { test } from "node:test";
import { setupDom } from "./helpers.mjs";
import { createJuzhen } from "../dist/juzhen.mjs";

for (const minLength of [ 6.5, Infinity, NaN, -Infinity, 1e21 ])
{
    test("longWord：無效計數 " + minLength + " 回退六字，不靜默停用", () =>
    {
        const { dom, document } = setupDom('<p>configuration</p>');
        const jz = createJuzhen({ jiya: false, spacing: false, jinze: false, orphan: false,
            longWord: { minLength } });
        try
        {
            jz.render(document.body);
            assert.equal(jz.options.longWord.minLength, 6);
            assert.equal(document.querySelectorAll('[data-jz="longWord"]').length, 1);
            assert.equal(document.body.textContent, "configuration");
            jz.revert(document.body);
            assert.equal(document.querySelector("p").innerHTML, "configuration");
        }
        finally { jz.disconnect(); dom.window.close(); }
    });
}

for (const chars of [ Infinity, NaN, -Infinity ])
{
    test("orphan：非有限計數 " + chars + " 回退兩字", () =>
    {
        const { dom, document } = setupDom('<p>甲乙丙丁</p>');
        const jz = createJuzhen({ jiya: false, spacing: false, jinze: false, longWord: false,
            orphan: { chars } });
        try
        {
            jz.render(document.body);
            assert.equal(jz.options.orphan.chars, 2);
            assert.equal(document.querySelector("jz-orphan").textContent, "丙丁");
            jz.revert(document.body);
            assert.equal(document.querySelector("p").innerHTML, "甲乙丙丁");
        }
        finally { jz.disconnect(); dom.window.close(); }
    });
}

test("有效計數：longWord 整數閾值及 orphan 小數向下取整維持既有行為", () =>
{
    const { dom, document } = setupDom('<p>abcdef abcdefg甲乙丙丁</p>');
    const jz = createJuzhen({ jiya: false, spacing: false, jinze: false,
        longWord: { minLength: 7 }, orphan: { chars: 2.5 } });
    try
    {
        jz.render(document.body);
        assert.equal(jz.options.orphan.chars, 2);
        assert.deepEqual(Array.from(document.querySelectorAll('[data-jz="longWord"]'), (el) => el.textContent), [ "abcdefg" ]);
        assert.equal(document.querySelector("jz-orphan").textContent, "丙丁");
    }
    finally { jz.revert(document.body); jz.disconnect(); dom.window.close(); }
});