33 lines
659 B
JavaScript
33 lines
659 B
JavaScript
const expect = require('expect');
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const dig = require('./dig.js');
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const data = {
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level1:{
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level2:{
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level3: "some data",
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level3f: false,
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level3a: [1,2,3,4]
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}
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}
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};
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test('dig is a Function', () => {
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expect(dig).toBeInstanceOf(Function);
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});
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test('Dig target success', () => {
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expect(dig(data, 'level3')).toEqual('some data');
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});
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test('Dig target with falsey value', () => {
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expect(dig(data, 'level3f')).toEqual(false);
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});
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test('Dig target with array', () => {
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expect(dig(data, 'level3a')).toEqual([1,2,3,4]);
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});
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test('Unknown target return undefined', () => {
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expect(dig(data, 'level4')).toEqual(undefined);
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});
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