asksuite-core/__tests__/string-utils.test.js

const StringUtils = require('../util/StringUtils');

describe('Testing hasOnlySpecialChars', () => {
    it('should return true for string with only special characters', () => {
        expect(StringUtils.hasOnlySpecialChars('!@#$%^&*()')).toBe(true);
    });

    it('should return false if string contains letters', () => {
        expect(StringUtils.hasOnlySpecialChars('abc!@#')).toBe(false);
    });

    it('should return false if string contains numbers', () => {
        expect(StringUtils.hasOnlySpecialChars('123!@#')).toBe(false);
    });

    it('should return false if string contains spaces', () => {
        expect(StringUtils.hasOnlySpecialChars('!@# $%')).toBe(false);
    });

    it('should return false for empty string', () => {
        expect(StringUtils.hasOnlySpecialChars('')).toBe(false);
    });

    it('should return true for string like `+=*/?><`', () => {
        expect(StringUtils.hasOnlySpecialChars('+=*/?><')).toBe(true);
    });

    it('should return false for string in russian', () => {
        expect(StringUtils.hasOnlySpecialChars('Здравствуйте! С каких дат открывается пирс?')).toBe(false);
    });
});