66 lines
2.2 KiB
TypeScript
66 lines
2.2 KiB
TypeScript
import {
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getIndexOfQueryInString,
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splitQueryInString,
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splitRangeWithinString,
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} 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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