import test from 'node:test';
import assert from 'node:assert/strict';
import {normalizeText, render, styles} from '../bitmap.js';

test('compact lettering renders a known phrase with correct spacing', () => {
    assert.equal(render('HI', 'compact'), [
        '#   # #####', '#   #   #', '#   #   #', '#####   #',
        '#   #   #', '#   #   #', '#   # #####',
    ].join('\n'));
});

for (const style of styles) {
    test(`${style} renders digits, punctuation and multiline input`, () => {
        const first = render('Hello 123!', style);
        assert.equal(first.split('\n').length, 7);
        assert.match(first, /\S/);
        assert.equal(render('Hello 123!\r\nWorld?', style), `${first}\n\n${render('World?', style)}`);
    });
}

for (const [text, expected] of [
    ['çığöşü İ', 'CIGOSU I'],
    ['café', 'CAFE'],
    ['abc 123!?', 'ABC 123!?'],
]) {
    test(`normalizes ${text}`, () => assert.equal(normalizeText(text), expected));
}

test('unsupported characters have a visible fallback', () => {
    assert.equal(render('🙂'), render('?'));
});
test('all printable ASCII characters have distinct supported glyphs', () => {
    for (let code = 32; code <= 126; code++) {
        const char = String.fromCharCode(code);
        if (char === '?') continue;
        assert.notEqual(render(char), render('?'), `missing ${char}`);
    }
});
test('banner uses the original normalized letter as ink', () => {
    assert.match(render('a', 'banner'), /^ AAA\n/);
    assert.doesNotMatch(render('a', 'banner'), /#/);
});
test('rejects invalid styles and overlong text', () => {
    assert.throws(() => render('hello', 'unknown'), /Unknown/);
    assert.throws(() => render('x'.repeat(501)), /too long/);
    assert.doesNotThrow(() => render('x'.repeat(500)));
});