19 lines
754 B
TypeScript
19 lines
754 B
TypeScript
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import { getArgValue } from './get-arg-value';
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describe('getArgValue helper', () => {
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it('should throw if there no arguments', () => {
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const args = ['/Path/to/node', '/Path/to/script'];
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expect(() => getArgValue(args)).toThrow('only one argument allowed');
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});
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it('should throw if the argument is not an integer', () => {
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expect.assertions(3);
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const args = ['/Path/to/node', '/Path/to/script', 'num=4'];
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expect(() => getArgValue(args)).toThrow('argument must be an integer');
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const args2 = ['/Path/to/node', '/Path/to/script', '4.1'];
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expect(() => getArgValue(args2)).toThrow('argument must be an integer');
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const args3 = ['/Path/to/node', '/Path/to/script', '4'];
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expect(getArgValue(args3)).toBe(4);
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});
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});
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