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65 lines
1.9 KiB
TypeScript
65 lines
1.9 KiB
TypeScript
import 'mocha';
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import { expect } from 'chai';
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import { calculateSize } from '../lib/svg/size';
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describe('Testing calcSize', () => {
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it('Simple size', () => {
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const width = 36;
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const height = 48;
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// Get width from height and height from width
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expect(calculateSize('48', width / height)).to.be.equal('36');
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expect(calculateSize('36', height / width)).to.be.equal('48');
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expect(calculateSize(48, width / height)).to.be.equal(36);
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expect(calculateSize(36, height / width)).to.be.equal(48);
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});
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it('Numbers', () => {
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const width = 36;
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const height = 48;
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// Simple numbers
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expect(calculateSize(24, width / height)).to.be.equal(18);
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expect(calculateSize(30, width / height)).to.be.equal(22.5);
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expect(calculateSize(99, width / height)).to.be.equal(74.25);
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// Rounding numbers
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expect(calculateSize(100 / 3, height / width)).to.be.equal(44.45);
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expect(calculateSize(11.1111111, width / height)).to.be.equal(8.34);
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expect(calculateSize(11.1111111, width / height, 1000)).to.be.equal(
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8.334
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);
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});
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it('Strings', () => {
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const width = 36;
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const height = 48;
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// Simple units
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expect(calculateSize('48px', width / height)).to.be.equal('36px');
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expect(calculateSize('24%', width / height)).to.be.equal('18%');
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expect(calculateSize('1em', width / height)).to.be.equal('0.75em');
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// Add space
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expect(calculateSize('24 Pixels', width / height)).to.be.equal(
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'18 Pixels'
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);
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// Multiple sets of numbers
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expect(calculateSize('48% + 5em', width / height)).to.be.equal(
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'36% + 3.75em'
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);
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expect(calculateSize('calc(1em + 8px)', height / width)).to.be.equal(
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'calc(1.34em + 10.67px)'
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);
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expect(
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calculateSize('-webkit-calc(1em + 8px)', width / height)
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).to.be.equal('-webkit-calc(0.75em + 6px)');
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// Invalid strings
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expect(calculateSize('-.', width / height)).to.be.equal('-.');
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expect(calculateSize('@foo', width / height)).to.be.equal('@foo');
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});
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});
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