import { CliProgramDefinition, CliCommandDefinition, ParsedCliCommand } from '../src';
import { parseCommandLine, createProgram } from './helpers/utils';

describe('Transform Command', () => {

    const buildCmdDef: CliCommandDefinition = {
        name: 'build',
        description: 'my description',
        handler: parsed => {
            // console.log(`running ${parsed.parsedCommandName}`);
        },
        arguments: [
            {
                name: 'src',
                description: 'Source file'
            },
            {
                name: 'dest',
                description: 'Desination File',
                isOptional: true,
                default: 'Default Value'
            },
        ],
        options: [
            {
                name: 'output',
                flag: '-o',
                description: 'output description',
            },
        ],
        transformArguments: (args) => {
            return { ...args, ...{ newval: 1 }}
        },
        transformOptions: (options) => {
            //return { ...options, ...{ newval: 1 }}
            options['newval'] = 1;
            return options;
        }
    };

    const def = createProgram('test1', buildCmdDef);

    const p1 = parseCommandLine('build a b', def);

    it('Transform Arguments', () => {
        expect(p1.command.name).toEqual('build');
        expect(p1.command.description).toEqual('my description');
        expect(p1.parsedCommandName).toEqual('build');
        expect(p1.arguments).toMatchObject({ src: 'a', dest: 'b', newval: 1 });
    })    

    it('Transform Options', () => {
        expect(p1.options).toMatchObject({ output: undefined, newval: 1 });
    })    


})