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sommilito-bank2
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splide-4.1.3
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src
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js
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utils
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math
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sign
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import { sign } from './sign'; describe( 'sign', () => { test( 'can return the sign of the number', () => { expect( sign( 0 ) ).toBe( 0 ); expect( sign( 1 ) ).toBe( 1 ); expect( sign( -1 ) ).toBe( -1 ); expect( sign( 100 ) ).toBe( 1 ); expect( sign( -100 ) ).toBe( -1 ); expect( sign( 0.5 ) ).toBe( 1 ); expect( sign( -0.5 ) ).toBe( -1 ); expect( sign( Infinity ) ).toBe( 1 ); expect( sign( -Infinity ) ).toBe( -1 ); } ); } );