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Add new test cases for KMP algorithm.

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Oleksii Trekhleb 2018-07-23 18:00:54 +03:00
parent 76c172b20b
commit 6a3a4b8697
1 changed files with 3 additions and 0 deletions
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src/algorithms/string/knuth-morris-pratt/__test__/knuthMorrisPratt.test.js
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@ -2,6 +2,9 @@ import knuthMorrisPratt from '../knuthMorrisPratt';
describe('knuthMorrisPratt', () => { describe('knuthMorrisPratt', () => {
it('should find word position in given text', () => { it('should find word position in given text', () => {
expect(knuthMorrisPratt('', '')).toBe(-1);
expect(knuthMorrisPratt('a', '')).toBe(-1);
expect(knuthMorrisPratt('a', 'a')).toBe(0);
expect(knuthMorrisPratt('abcbcglx', 'abca')).toBe(-1); expect(knuthMorrisPratt('abcbcglx', 'abca')).toBe(-1);
expect(knuthMorrisPratt('abcbcglx', 'bcgl')).toBe(3); expect(knuthMorrisPratt('abcbcglx', 'bcgl')).toBe(3);
expect(knuthMorrisPratt('abcxabcdabxabcdabcdabcy', 'abcdabcy')).toBe(15); expect(knuthMorrisPratt('abcxabcdabxabcdabcdabcy', 'abcdabcy')).toBe(15);