test.js

import test from 'ava';
import style from '.';

// Generates the screenshot
for (const [key, val] of Object.entries(style)) {
	let code = val.open;

	if (key === 'reset' || key === 'hidden' || key === 'grey') {
		continue;
	}

	if (/^bg[^B]/.test(key)) {
		code = style.black.open + code;
	}

	process.stdout.write(code + key + style.reset.close + ' ');
}

test('return ANSI escape codes', t => {
	t.is(style.green.open, '\u001B[32m');
	t.is(style.bgGreen.open, '\u001B[42m');
	t.is(style.green.close, '\u001B[39m');
	t.is(style.gray.open, style.grey.open);
});

test('group related codes into categories', t => {
	t.is(style.color.magenta, style.magenta);
	t.is(style.bgColor.bgYellow, style.bgYellow);
	t.is(style.modifier.bold, style.bold);
});

test('groups should not be enumerable', t => {
	t.true(Object.getOwnPropertyDescriptor(style, 'modifier') !== undefined);
	t.true(Object.keys(style).indexOf('modifier') === -1);
});

test('don\'t pollute other objects', t => {
	const obj1 = require('.');
	const obj2 = require('.');

	obj1.foo = true;
	t.not(obj1.foo, obj2.foo);
});

test('support conversion to ansi (16 colors)', t => {
	t.is(style.color.ansi.rgb(255, 255, 255), '\u001B[97m');
	t.is(style.color.ansi.hsl(140, 100, 50), '\u001B[92m');
	t.is(style.color.ansi.hex('#990099'), '\u001B[35m');
	t.is(style.color.ansi.hex('#FF00FF'), '\u001B[95m');

	t.is(style.bgColor.ansi.rgb(255, 255, 255), '\u001B[107m');
	t.is(style.bgColor.ansi.hsl(140, 100, 50), '\u001B[102m');
	t.is(style.bgColor.ansi.hex('#990099'), '\u001B[45m');
	t.is(style.bgColor.ansi.hex('#FF00FF'), '\u001B[105m');
});

test('support conversion to ansi (256 colors)', t => {
	t.is(style.color.ansi256.rgb(255, 255, 255), '\u001B[38;5;231m');
	t.is(style.color.ansi256.hsl(140, 100, 50), '\u001B[38;5;48m');
	t.is(style.color.ansi256.hex('#990099'), '\u001B[38;5;127m');
	t.is(style.color.ansi256.hex('#FF00FF'), '\u001B[38;5;201m');

	t.is(style.bgColor.ansi256.rgb(255, 255, 255), '\u001B[48;5;231m');
	t.is(style.bgColor.ansi256.hsl(140, 100, 50), '\u001B[48;5;48m');
	t.is(style.bgColor.ansi256.hex('#990099'), '\u001B[48;5;127m');
	t.is(style.bgColor.ansi256.hex('#FF00FF'), '\u001B[48;5;201m');
});

test('support conversion to ansi (16 million colors)', t => {
	t.is(style.color.ansi16m.rgb(255, 255, 255), '\u001B[38;2;255;255;255m');
	t.is(style.color.ansi16m.hsl(140, 100, 50), '\u001B[38;2;0;255;85m');
	t.is(style.color.ansi16m.hex('#990099'), '\u001B[38;2;153;0;153m');
	t.is(style.color.ansi16m.hex('#FF00FF'), '\u001B[38;2;255;0;255m');

	t.is(style.bgColor.ansi16m.rgb(255, 255, 255), '\u001B[48;2;255;255;255m');
	t.is(style.bgColor.ansi16m.hsl(140, 100, 50), '\u001B[48;2;0;255;85m');
	t.is(style.bgColor.ansi16m.hex('#990099'), '\u001B[48;2;153;0;153m');
	t.is(style.bgColor.ansi16m.hex('#FF00FF'), '\u001B[48;2;255;0;255m');
});

test('16/256/16m color close escapes', t => {
	t.is(style.color.close, '\u001B[39m');
	t.is(style.bgColor.close, '\u001B[49m');
});

test('export raw ANSI escape codes', t => {
	t.is(style.codes.get(0), 0);
	t.is(style.codes.get(1), 22);
	t.is(style.codes.get(91), 39);
	t.is(style.codes.get(40), 49);
	t.is(style.codes.get(100), 49);
});