bower/test/commands/prune.js

var expect = require('expect.js');
var helpers = require('../helpers');

var prune = helpers.command('prune');

describe('bower home', function() {
    var mainPackage = new helpers.TempDir({
        'bower.json': {
            name: 'package',
            dependencies: {
                jquery: '*'
            }
        },
        'bower_components/jquery/jquery.js': 'jquery source'
    });

    it('correctly reads arguments', function() {
        expect(prune.readOptions(['-p'])).to.eql([{ production: true }]);
    });

    it('correctly reads long arguments', function() {
        expect(prune.readOptions(['--production'])).to.eql([
            { production: true }
        ]);
    });

    it('removes extraneous packages', function() {
        mainPackage.prepare({
            'bower_components/angular/angular.js': 'angular source',
            'bower_components/angular/.bower.json': { name: 'angular' }
        });

        return helpers
            .run(prune, [{}, { cwd: mainPackage.path }])
            .then(function() {
                expect(
                    mainPackage.exists('bower_components/angular/angular.js')
                ).to.be(false);
            });
    });

    it('leaves non-bower packages', function() {
        mainPackage.prepare({
            'bower_components/angular/angular.js': 'angular source'
        });

        return helpers
            .run(prune, [{}, { cwd: mainPackage.path }])
            .then(function() {
                expect(
                    mainPackage.exists('bower_components/angular/angular.js')
                ).to.be(true);
            });
    });

    it('deals with custom directory', function() {
        mainPackage.prepare({
            '.bowerrc': { directory: 'components' },
            'bower_components/angular/.bower.json': { name: 'angular' },
            'bower_components/angular/angular.js': 'angular source',
            'components/angular/.bower.json': { name: 'angular' },
            'components/angular/angular.js': 'angular source'
        });

        return helpers
            .run(prune, [{}, { cwd: mainPackage.path }])
            .then(function() {
                expect(
                    mainPackage.exists('components/angular/angular.js')
                ).to.be(false);
                expect(
                    mainPackage.exists('bower_components/angular/angular.js')
                ).to.be(true);
            });
    });
});