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64383ce96e
* rename constant colors to UPPERCASE * Move isDefined into its own file and add unit test
23 lines
809 B
JavaScript
23 lines
809 B
JavaScript
import { it, describe } from 'mocha';
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import { expect } from 'chai';
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import isDefined from '../../../src/utils/isDefined';
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describe('isDefined(value)', () => {
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it('returns true if value is not null and not undefined', () => {
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expect(isDefined(0)).to.equal(true);
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expect(isDefined(1)).to.equal(true);
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expect(isDefined('')).to.equal(true);
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expect(isDefined('a')).to.equal(true);
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expect(isDefined([])).to.equal(true);
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expect(isDefined([0])).to.equal(true);
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expect(isDefined([1])).to.equal(true);
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expect(isDefined({})).to.equal(true);
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expect(isDefined({ a: 1 })).to.equal(true);
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expect(isDefined([{}])).to.equal(true);
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});
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it('returns false otherwise', () => {
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expect(isDefined(null)).to.equal(false);
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expect(isDefined(undefined)).to.equal(false);
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});
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});
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