Jaco Greeff
d02c05ba49
* bn <-> hex aliasses * Bump minor * Split tests into singular files * to <-> from alias * Add Codeclimate badge
36 lines
758 B
JavaScript
36 lines
758 B
JavaScript
// ISC, Copyright 2017 Jaco Greeff
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const { isInstanceOf } = require('./index');
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describe('isInstanceOf', () => {
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it('returns true on real instances', () => {
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expect(
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isInstanceOf(new Array(2), Array)
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).toEqual(true);
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});
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it('returns false on non-allocated instances', () => {
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expect(
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isInstanceOf([], Array)
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).toEqual(true);
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});
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it('returns false on non-instances', () => {
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expect(
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isInstanceOf('array', Array)
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).toEqual(false);
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});
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it('returns false when class not specified', () => {
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expect(
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isInstanceOf('array', Array)
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).toEqual(false);
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});
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it('returns false on wrong class type', () => {
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expect(
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isInstanceOf(new Array(2), String)
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).toEqual(false);
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});
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});
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