postcss-plugins/packages/css-calc/test/additional/round-line-width.mjs at a9048b724cb996ea6f60a8812abe46de4199997d · csstools/postcss-plugins · GitHub

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import { calc } from '@csstools/css-calc';
import assert from 'node:assert';

assert.strictEqual(
	calc('round(line-width, 0.001px)'),
	'1px',
);

assert.strictEqual(
	calc('round(line-width, 0px)'),
	'round(line-width, 0px)',
);

assert.strictEqual(
	calc('round(line-width, -1px)'),
	'round(line-width, -1px)',
);

assert.strictEqual(
	calc('round(line-width, 0.001px)', { devicePixelLength: 0.5 }),
	'0.5px',
);

assert.strictEqual(
	calc('round(line-width, 23.45343px)', { devicePixelLength: 0.5 }),
	'23px',
);

assert.strictEqual(
	calc('round(line-width, 23.45343px, 11px)', { devicePixelLength: 0.5 }),
	'22px',
);

assert.strictEqual(
	calc('round(line-width, 5px, 1.3px)', { devicePixelLength: 0.5 }),
	'5px',
);

assert.strictEqual(
	calc('round(line-width, 5px, 1.6px)', { devicePixelLength: 0.5 }),
	'4.5px',
);

assert.strictEqual(
	calc('round(line-width, 5px, 1.7px)', { devicePixelLength: 0.5 }),
	'5px',
);

assert.strictEqual(
	calc('round(line-width, 5px, 1.8px)', { devicePixelLength: 0.5 }),
	'5px',
);

assert.strictEqual(
	calc('round(line-width, 5px, 1.9px)', { devicePixelLength: 0.5 }),
	'5.5px',
);

assert.strictEqual(
	calc('round(line-width, 5px, 2px)', { devicePixelLength: 0.5 }),
	'6px',
);

assert.strictEqual(
	calc('round(line-width, 5pt, 2pt)', { devicePixelLength: 0.5 }),
	'6pt',
);

assert.strictEqual(
	calc('round(line-width, 5mm, 2mm)', { devicePixelLength: 0.5 }),
	'5.953125mm',
);

assert.strictEqual(
	calc('round(line-width, -5px, 2px)', { devicePixelLength: 0.5 }),
	'round(line-width, -5px, 2px)',
);

assert.strictEqual(
	calc('round(line-width, 0.25px)', { devicePixelLength: 0.5 }),
	'0.5px',
);

assert.strictEqual(
	calc('round(line-width, 0.99px)', { devicePixelLength: 0.5 }),
	'0.5px',
);

assert.strictEqual(
	calc('round(line-width, 0.99px, 0.01px)', { devicePixelLength: 0.5 }),
	'0.5px',
);

assert.strictEqual(
	calc('round(line-width, 1.01px)', { devicePixelLength: 0.5 }),
	'1px',
);

assert.strictEqual(
	calc('round(line-width, 1.01px, 0.01px)', { devicePixelLength: 0.5 }),
	'1px',
);

assert.strictEqual(
	calc('round(line-width, 11)', { devicePixelLength: 0.5 }),
	'round(line-width, 11)',
);

assert.strictEqual(
	calc('round(line-width, 11, 1)', { devicePixelLength: 0.5 }),
	'round(line-width, 11, 1)',
);

assert.strictEqual(
	calc('round(line-width, 11px, 1)', { devicePixelLength: 0.5 }),
	'round(line-width, 11px, 1)',
);