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103 lines
2.6 KiB
TypeScript
103 lines
2.6 KiB
TypeScript
import { createOptimisedRegex } from '../lib/emoji/regex/create';
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describe('Emoji regex matching', () => {
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it('Simple regex', () => {
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const regexValue = createOptimisedRegex(['1F600', '1F603', '1F604']);
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const matches = `
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E1.0 grinning face: ${String.fromCodePoint(0x1f600)}
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E0.6 grinning face with big eyes: ${String.fromCodePoint(0x1f603)}
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E1.0 grinning face: ${String.fromCodePoint(0x1f600)}
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`.match(new RegExp(regexValue, 'g'));
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expect(matches?.length).toBe(3);
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expect(matches?.[0]).toBe(String.fromCodePoint(0x1f600));
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expect(matches?.[2]).toBe(String.fromCodePoint(0x1f600));
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expect(matches?.[1]).toBe(String.fromCodePoint(0x1f603));
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});
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it('Sequences', () => {
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const regexValue = createOptimisedRegex([
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// Emoji with optional variation
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'263A FE0F',
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// Sequence and single emojis after it
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// Add multiple variations to test ranges
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'1F62E 200D 1F4A7',
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'1F62E 200D 1F4A8',
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'1F62E 200D 1F4A9',
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'1F62E',
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'1F62D',
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'1F62F',
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'1F4A8',
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]);
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const matches = `
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E0.6 dashing away: ${String.fromCodePoint(0x1f4a8)}
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E13.1 face exhaling: ${
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String.fromCodePoint(0x1f62e) +
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String.fromCodePoint(0x200d) +
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String.fromCodePoint(0x1f4a8)
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}
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E1.0 face with open mouth: ${String.fromCodePoint(0x1f62e)}
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E0.6 smiling face: ${
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String.fromCodePoint(0x263a) + String.fromCodePoint(0xfe0f)
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} (icon)
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E0.6 smiling face: ${String.fromCodePoint(0x263a)} (text)
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`.match(new RegExp(regexValue, 'g'));
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expect(matches?.length).toBe(5);
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expect(matches?.[0]).toBe(String.fromCodePoint(0x1f4a8));
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expect(matches?.[1]).toBe(
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String.fromCodePoint(0x1f62e) +
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String.fromCodePoint(0x200d) +
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String.fromCodePoint(0x1f4a8)
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);
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expect(matches?.[2]).toBe(String.fromCodePoint(0x1f62e));
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expect(matches?.[3]).toBe(
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String.fromCodePoint(0x263a) + String.fromCodePoint(0xfe0f)
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);
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expect(matches?.[4]).toBe(String.fromCodePoint(0x263a));
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});
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it('Skin tones', () => {
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const list = [
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'1f44b',
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'1f44b-1f3fb',
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'1f44b-1f3fc',
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'1f44b-1f3fd',
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'1f44b-1f3fe',
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'1f44b-1f3ff',
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'1f91a',
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'1f91a-1f3fb',
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'1f91a-1f3fc',
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'1f91a-1f3fd',
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'1f91a-1f3fe',
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'1f91a-1f3ff',
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'1f590-fe0f',
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'1f590',
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'1f590-1f3fb',
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'1f590-1f3fc',
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'1f590-1f3fd',
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'1f590-1f3fe',
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'1f590-1f3ff',
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'1f3fb',
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'1f3fc',
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'1f3fd',
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'1f3fe',
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'1f3ff',
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];
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const regexValue = createOptimisedRegex(list);
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const matches = `
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E1.0 waving hand: medium skin tone: ${
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String.fromCodePoint(0x1f44b) + String.fromCodePoint(0x1f3fd)
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}
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`.match(new RegExp(regexValue, 'g'));
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expect(matches?.length).toBe(1);
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expect(matches?.[0]).toBe(
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String.fromCodePoint(0x1f44b) + String.fromCodePoint(0x1f3fd)
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);
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});
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});
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