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option.chain.test.js
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option.chain.test.js
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const { Option } = require('../');
describe('Option methods that should return this for chaining', () => {
test('when call .default() then returns this', () => {
const option = new Option('-e,--example <value>');
const result = option.default(3);
expect(result).toBe(option);
});
test('when call .argParser() then returns this', () => {
const option = new Option('-e,--example <value>');
const result = option.argParser(() => {});
expect(result).toBe(option);
});
test('when call .makeOptionMandatory() then returns this', () => {
const option = new Option('-e,--example <value>');
const result = option.makeOptionMandatory();
expect(result).toBe(option);
});
test('when call .hideHelp() then returns this', () => {
const option = new Option('-e,--example <value>');
const result = option.hideHelp();
expect(result).toBe(option);
});
test('when call .choices() then returns this', () => {
const option = new Option('-e,--example <value>');
const result = option.choices(['a']);
expect(result).toBe(option);
});
test('when call .env() then returns this', () => {
const option = new Option('-e,--example <value>');
const result = option.env('e');
expect(result).toBe(option);
});
test('when call .conflicts() then returns this', () => {
const option = new Option('-e,--example <value>');
const result = option.conflicts(['a']);
expect(result).toBe(option);
});
});