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import { lengthIsEqualTo, maxLength, minLength, onlyAllowedChars } from './textValidation';
describe('Text Validation', () => {
describe('minItems', () => {
test('on null', () => {
const text: any = null;
const validator = minLength(5);
expect(validator(text).isValid).toBeFalsy();
});
test('on empty string', () => {
const text = '';
const validator = minLength(5);
expect(validator(text).isValid).toBeFalsy();
});
test('with too few characters', () => {
const text = 'abc';
const validator = minLength(5);
expect(validator(text).isValid).toBeFalsy();
});
test('with enough characters', () => {
const text = 'testerString';
const validator = minLength(5);
expect(validator(text).isValid).toBeTruthy();
});
});
describe('maxLength', () => {
test('on null', () => {
const text: any = null;
const validator = maxLength(5);
expect(validator(text).isValid).toBeTruthy();
});
test('on empty string', () => {
const text = '';
const validator = maxLength(5);
expect(validator(text).isValid).toBeTruthy();
});
test('with too many characters', () => {
const text = 'testerString';
const validator = maxLength(5);
expect(validator(text).isValid).toBeFalsy();
});
test('with correct number of characters', () => {
const text = 'abc';
const validator = maxLength(5);
expect(validator(text).isValid).toBeTruthy();
});
});
describe('lengthIsEqualTo', () => {
test('on null', () => {
const text: any = null;
const validator = lengthIsEqualTo(5);
expect(validator(text).isValid).toBeFalsy();
});
test('on empty string', () => {
const text = '';
const validator = lengthIsEqualTo(5);
expect(validator(text).isValid).toBeFalsy();
});
test('with too many characters', () => {
const text = 'testerString';
const validator = lengthIsEqualTo(5);
expect(validator(text).isValid).toBeFalsy();
});
test('with correct number of characters', () => {
const text = 'abc';
const validator = lengthIsEqualTo(3, 5);
expect(validator(text).isValid).toBeTruthy();
});
test('with incorrect length options', () => {
const text = 'abc';
const validator = lengthIsEqualTo(1, 5, 7);
expect(validator(text).isValid).toBeFalsy();
});
});
describe('onlyAllowedChars', () => {
test('on null', () => {
const text: any = null;
const validator = onlyAllowedChars('a');
expect(validator(text).isValid).toBeTruthy();
});
test('on empty string', () => {
const text = '';
const validator = onlyAllowedChars('a');
expect(validator(text).isValid).toBeTruthy();
});
test('with invalid characters', () => {
const text = 'testerString';
const validator = onlyAllowedChars('b');
expect(validator(text).isValid).toBeFalsy();
});
test('with valid characters', () => {
const text = 'abc';
const validator = onlyAllowedChars('abcd');
expect(validator(text).isValid).toBeTruthy();
});
});
});
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