60 lines
1.6 KiB
TypeScript
60 lines
1.6 KiB
TypeScript
/**
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* Test numeric types
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*
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* Copyright (C) 2010-2019 R-T Specialty, LLC.
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*
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* This file is part of the Liza Data Collection Framework.
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*
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* liza is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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import { expect } from 'chai';
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import { PositiveInteger, isPositiveInteger } from "../src/numeric";
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describe( 'isPositiveInteger', () =>
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{
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[
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0,
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5,
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].forEach( value => it( `accepts positive integers (${value})`, () =>
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{
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expect( isPositiveInteger( value ) ).to.be.true;
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} ) );
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[
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-1,
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-5,
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].forEach( value => it( `rejects negative integers (${value})`, () =>
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{
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expect( isPositiveInteger( value ) ).to.be.false;
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} ) );
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it( "asserts type PositiveInteger", () =>
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{
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const n = 5;
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if ( isPositiveInteger( n ) )
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{
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// TS should recognize as PositiveInteger within this block
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checkPositiveInteger( n );
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}
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} );
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} );
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const checkPositiveInteger = ( _n: PositiveInteger ): void => {};
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