13 lines
401 B
JavaScript
13 lines
401 B
JavaScript
const expect = require('expect');
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const {isPlainObject} = require('./_30s.js');
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test('isPlainObject is a Function', () => {
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expect(isPlainObject).toBeInstanceOf(Function);
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});
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test('Returns true for a plain object', () => {
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expect(isPlainObject({ a: 1 })).toBeTruthy();
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});
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test('Returns false for a Map (example of non-plain object)', () => {
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expect(isPlainObject(new Map())).toBeFalsy();
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});
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