source: node_modules/minimist/test/unknown.js

'use strict';

var parse = require('../');
var test = require('tape');

test('boolean and alias is not unknown', function (t) {
        var unknown = [];
        function unknownFn(arg) {
                unknown.push(arg);
                return false;
        }
        var aliased = ['-h', 'true', '--derp', 'true'];
        var regular = ['--herp', 'true', '-d', 'true'];
        var opts = {
                alias: { h: 'herp' },
                boolean: 'h',
                unknown: unknownFn,
        };
        parse(aliased, opts);
        parse(regular, opts);

        t.same(unknown, ['--derp', '-d']);
        t.end();
});

test('flag boolean true any double hyphen argument is not unknown', function (t) {
        var unknown = [];
        function unknownFn(arg) {
                unknown.push(arg);
                return false;
        }
        var argv = parse(['--honk', '--tacos=good', 'cow', '-p', '55'], {
                boolean: true,
                unknown: unknownFn,
        });
        t.same(unknown, ['--tacos=good', 'cow', '-p']);
        t.same(argv, {
                honk: true,
                _: [],
        });
        t.end();
});

test('string and alias is not unknown', function (t) {
        var unknown = [];
        function unknownFn(arg) {
                unknown.push(arg);
                return false;
        }
        var aliased = ['-h', 'hello', '--derp', 'goodbye'];
        var regular = ['--herp', 'hello', '-d', 'moon'];
        var opts = {
                alias: { h: 'herp' },
                string: 'h',
                unknown: unknownFn,
        };
        parse(aliased, opts);
        parse(regular, opts);

        t.same(unknown, ['--derp', '-d']);
        t.end();
});

test('default and alias is not unknown', function (t) {
        var unknown = [];
        function unknownFn(arg) {
                unknown.push(arg);
                return false;
        }
        var aliased = ['-h', 'hello'];
        var regular = ['--herp', 'hello'];
        var opts = {
                default: { h: 'bar' },
                alias: { h: 'herp' },
                unknown: unknownFn,
        };
        parse(aliased, opts);
        parse(regular, opts);

        t.same(unknown, []);
        t.end();
        unknownFn(); // exercise fn for 100% coverage
});

test('value following -- is not unknown', function (t) {
        var unknown = [];
        function unknownFn(arg) {
                unknown.push(arg);
                return false;
        }
        var aliased = ['--bad', '--', 'good', 'arg'];
        var opts = {
                '--': true,
                unknown: unknownFn,
        };
        var argv = parse(aliased, opts);

        t.same(unknown, ['--bad']);
        t.same(argv, {
                '--': ['good', 'arg'],
                _: [],
        });
        t.end();
});