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iconify/packages/utils/tests/emoji-cleanup-test.ts

69 lines
1.7 KiB
TypeScript

import { convertEmojiSequenceToUTF32 } from '../lib/emoji/convert';
import {
getEmojiSequenceFromString,
joinEmojiSequences,
getUnqualifiedEmojiSequence,
splitEmojiSequences,
} from '../lib/emoji/cleanup';
describe('Testing formatting emoji cleanup', () => {
it('UTF-32 sequence', () => {
// Convert from string
const sequence = getEmojiSequenceFromString(
'1F441 FE0F 200D 1F5E8 FE0F '
);
expect(sequence).toEqual([0x1f441, 0xfe0f, 0x200d, 0x1f5e8, 0xfe0f]);
// Various representations of the same sequence
expect(
getEmojiSequenceFromString('1f441-fe0f-200d-1f5e8-fe0f')
).toEqual(sequence);
expect(
convertEmojiSequenceToUTF32(
getEmojiSequenceFromString(
'\\uD83D\\uDC41\\uFE0F\\u200D\\uD83D\\uDDE8\\uFE0F'
)
)
).toEqual(sequence);
// Split
const split = splitEmojiSequences(sequence);
expect(split).toEqual([
[0x1f441, 0xfe0f],
[0x1f5e8, 0xfe0f],
]);
// Join again
expect(joinEmojiSequences(split)).toEqual(sequence);
// Remove variations
expect(getUnqualifiedEmojiSequence(sequence)).toEqual([
0x1f441, 0x200d, 0x1f5e8,
]);
});
it('UTF-32 sequence with tones', () => {
// Convert from string
const sequence = getEmojiSequenceFromString(
'1f9d1-1f3ff-200d-1f91d-200d-1f9d1-1f3ff'
);
expect(sequence).toEqual([
0x1f9d1, 0x1f3ff, 0x200d, 0x1f91d, 0x200d, 0x1f9d1, 0x1f3ff,
]);
// Split
const split = splitEmojiSequences(sequence);
expect(split).toEqual([
[0x1f9d1, 0x1f3ff],
[0x1f91d],
[0x1f9d1, 0x1f3ff],
]);
// Join again
expect(joinEmojiSequences(split)).toEqual(sequence);
// Remove variations (does nothing for this sequence)
expect(getUnqualifiedEmojiSequence(sequence)).toEqual(sequence);
});
});