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import {extractEntities} from '../src/lib/strings'
describe('extractEntities', () => {
const inputs = [
'no mention',
'@start middle end',
'start @middle end',
'start middle @end',
'@start @middle @end',
'@full123.test-of-chars',
'not@right',
'@bad!@#$chars',
'@newline1\n@newline2',
]
const outputs = [
undefined,
[{index: [0, 6], type: 'mention', value: 'start'}],
[{index: [6, 13], type: 'mention', value: 'middle'}],
[{index: [13, 17], type: 'mention', value: 'end'}],
[
{index: [0, 6], type: 'mention', value: 'start'},
{index: [7, 14], type: 'mention', value: 'middle'},
{index: [15, 19], type: 'mention', value: 'end'},
],
[{index: [0, 22], type: 'mention', value: 'full123.test-of-chars'}],
undefined,
[{index: [0, 4], type: 'mention', value: 'bad'}],
[
{index: [0, 9], type: 'mention', value: 'newline1'},
{index: [10, 19], type: 'mention', value: 'newline2'},
],
]
it('correctly handles a set of text inputs', () => {
for (let i = 0; i < inputs.length; i++) {
const input = inputs[i]
const output = extractEntities(input)
expect(output).toEqual(outputs[i])
if (output) {
for (const outputItem of output) {
expect(input.slice(outputItem.index[0], outputItem.index[1])).toBe(
`@${outputItem.value}`,
)
}
}
}
})
})
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