bower/test/commands/cache/clean.js

var expect = require('expect.js');
var md5 = require('md5-hex');
var helpers = require('../../helpers');

var cacheClean = helpers.command('cache/clean');
var object = require('mout/object');

describe('bower cache clean', function () {

    // Because directory names are required to be md5 of _source
    var cacheFilesFactory = function (spec) {
        var files = {};

        object.map(spec, function(bowerJson) {
            bowerJson._source = bowerJson.name + '/' + bowerJson.version;
            var path = md5(bowerJson._source) + '/' + bowerJson.version + '/.bower.json';
            files[path] = bowerJson;
        });

        return files;
    };


    var cacheFiles = cacheFilesFactory([
        {
            name: 'angular',
            version: '1.3.8'
        },
        {
            name: 'angular',
            version: '1.3.9'
        },
        {
            name: 'jquery',
            version: '1.0.0'
        }
    ]);

    var cacheDir = new helpers.TempDir(cacheFiles);

    it('correctly reads arguments', function() {
        expect(cacheClean.readOptions(['jquery', 'angular']))
        .to.eql([['jquery', 'angular'], {}]);
    });

    it('removes all cache', function () {
        cacheDir.prepare();

        return helpers.run(cacheClean, [undefined, {}, {
            storage: {
                packages: cacheDir.path
            }
        }]).spread(function(result) {
            object.map(cacheFiles, function (_, cacheFile) {
                expect(cacheDir.exists(cacheFile)).to.be(false);
            });
        });
    });

    it('removes single package', function () {
        cacheDir.prepare();

        return helpers.run(cacheClean, [['angular'], {}, {
            storage: {
                packages: cacheDir.path
            }
        }]).spread(function(result) {
            var paths = Object.keys(cacheFiles);
            expect(cacheDir.exists(paths[0])).to.be(false);
            expect(cacheDir.exists(paths[1])).to.be(false);
            expect(cacheDir.exists(paths[2])).to.be(true);
        });
    });

    it('removes single package package version', function () {
        cacheDir.prepare();

        return helpers.run(cacheClean, [['angular#1.3.8'], {}, {
            storage: {
                packages: cacheDir.path
            }
        }]).spread(function(result) {
            var paths = Object.keys(cacheFiles);
            expect(cacheDir.exists(paths[0])).to.be(false);
            expect(cacheDir.exists(paths[1])).to.be(true);
            expect(cacheDir.exists(paths[2])).to.be(true);
        });
    });
});