command-parser/tests/Parser.test.js

const { inspect } = require('node:util');
const { Parser, Command, OptionType } = require('../build');

test('Command definition', () => {
    expect(() => new Command()).toThrow();
    expect(() => new Command({})).toThrow();
    expect(() => new Command(235345)).toThrow();
    expect(() => new Command({ name: 'create' })).not.toThrow();
    
    expect(() => new Command({
        name: 'create',
        options: [{
            name: 'test',
            type: OptionType.SUB_COMMAND,
            options: [{
                name:'dingus',
                type: OptionType.SUB_COMMAND
            }]
        }]
    })).toThrow();

    expect(() => new Command({
        name: 'create',
        options: [{
            name: 'test',
            type: OptionType.STRING,
            options: [{
                name:'dingus',
                type: OptionType.SUB_COMMAND
            }]
        }]
    })).toThrow();
    
    expect(() => new Command({
        name: 'create',
        options: [{
            name: 'test',
            type: OptionType.SUB_COMMAND_GROUP,
            options: [{
                name:'dingus',
                type: OptionType.SUB_COMMAND
            }]
    }] })).not.toThrow();
})

test('Command Parser', async () => {
    const command = new Command({
        name: 'create',
        options: [{
            name: 'registration-code',
            aliases: ['code'],
            type: OptionType.SUB_COMMAND,
            options: [{
                name: 'amount',
                type: OptionType.INTEGER,
                defaultValue: 1,
                valueOptional: true
            }]
        }]
    });
    const parser = new Parser({ commands: [command], prefix: '' });

    await expect(parser.parseMessage('create')).rejects.toThrow();
    // Cannot have an option at the sub-command level
    await expect(parser.parseMessage('create test')).rejects.toThrow();

    await expect(parser.parseMessage('create code')).resolves.toHaveProperty('command.name', 'create');
    await expect(parser.parseMessage('create code 1')).resolves.toHaveProperty('args.amount.value', 1);

});