83a6a6ea32
* chore: make aware eslint that we use jest By setting up the jest environment, we no longer need to declare the 'test' global in the configuration. * chore: don't need to import expect, it's a jest environment global * chore: don't need to import expect when creating undefined test
42 lines
1.4 KiB
JavaScript
42 lines
1.4 KiB
JavaScript
const {validateNumber} = require('./_30s.js');
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test('validateNumber is a Function', () => {
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expect(validateNumber).toBeInstanceOf(Function);
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});
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test('validateNumber(9) returns true', () => {
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expect(validateNumber(9)).toBeTruthy();
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});
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test('validateNumber(234asd.slice(0, 2)) returns true', () => {
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expect(validateNumber('234asd'.slice(0, 2))).toBeTruthy();
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});
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test('validateNumber(1232) returns true', () => {
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expect(validateNumber(1232)).toBeTruthy();
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});
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test('validateNumber(1232 + 13423) returns true', () => {
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expect(validateNumber(1232 + 13423)).toBeTruthy();
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});
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test('validateNumber(1232 * 2342 * 123) returns true', () => {
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expect(validateNumber(1232 * 2342 * 123)).toBeTruthy();
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});
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test('validateNumber(1232.23423536) returns true', () => {
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expect(validateNumber(1232.23423536)).toBeTruthy();
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});
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test('validateNumber(234asd) returns false', () => {
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expect(validateNumber('234asd')).toBeFalsy();
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});
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test('validateNumber(e234d) returns false', () => {
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expect(validateNumber('e234d')).toBeFalsy();
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});
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test('validateNumber(false) returns false', () => {
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expect(validateNumber(false)).toBeFalsy();
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});
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test('validateNumber(true) returns false', () => {
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expect(validateNumber(true)).toBeFalsy();
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});
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test('validateNumber(null) returns false', () => {
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expect(validateNumber(null)).toBeFalsy();
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});
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test('validateNumber(123 * asd) returns false', () => {
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expect(validateNumber(123 * 'asd')).toBeFalsy();
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});
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