62 lines
2.1 KiB
TypeScript
62 lines
2.1 KiB
TypeScript
import { getIndexOfQueryInString, splitQueryInString, splitRangeWithinString } from './StringUtils'
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describe('string utils', () => {
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describe('splitRangeWithinString', () => {
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it('should return whole string if range is invalid or out of bounds', () => {
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const string = 'test-string'
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const outOfBoundsStartResult = splitRangeWithinString(string, 15, 0)
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expect(outOfBoundsStartResult).toStrictEqual(['test-string'])
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const outOfBoundsEndResult = splitRangeWithinString(string, 0, -15)
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expect(outOfBoundsEndResult).toStrictEqual(['test-string'])
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const invalidRangeResult = splitRangeWithinString(string, 15, 0)
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expect(invalidRangeResult).toStrictEqual(['test-string'])
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})
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it('should return split string if range is valid', () => {
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const string = 'test-string'
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const case1 = splitRangeWithinString(string, 0, 3)
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expect(case1).toStrictEqual(['tes', 't-string'])
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const case2 = splitRangeWithinString(string, 2, 6)
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expect(case2).toStrictEqual(['te', 'st-s', 'tring'])
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const case3 = splitRangeWithinString(string, 4, 9)
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expect(case3).toStrictEqual(['test', '-stri', 'ng'])
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})
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})
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describe('getIndexOfQueryInString', () => {
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it('should get correct index of query in string', () => {
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const string = 'tEsT-sTrInG'
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const indexOfQuery1 = getIndexOfQueryInString(string, 'tRi')
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expect(indexOfQuery1).toBe(6)
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const indexOfQuery2 = getIndexOfQueryInString(string, 'StR')
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expect(indexOfQuery2).toBe(5)
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const indexOfQuery3 = getIndexOfQueryInString(string, 'stringUtils')
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expect(indexOfQuery3).toBe(-1)
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})
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})
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describe('splitQueryInString', () => {
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it('should split string if it includes the query', () => {
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const string = 'TeSt-StRiNg'
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const query1Result = splitQueryInString(string, 'T-sTr')
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expect(query1Result).toStrictEqual(['TeS', 't-StR', 'iNg'])
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const query2Result = splitQueryInString(string, 'InG')
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expect(query2Result).toStrictEqual(['TeSt-StR', 'iNg'])
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const query3Result = splitQueryInString(string, 'invalid query')
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expect(query3Result).toStrictEqual(['TeSt-StRiNg'])
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})
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})
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})
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