bower/test/util/relativeToBaseDir.js

var path = require('path');
var expect = require('expect.js');
var relativeToBaseDir = require('../../lib/util/relativeToBaseDir');

describe('relativeToBaseDir', function() {
    var joinOrReturnAbsolutePath = relativeToBaseDir('/tmp');

    it('returns a partial function that joins paths of the partials first arguments', function() {
        expect(joinOrReturnAbsolutePath('foo')).to.be.equal(
            path.resolve('/tmp/foo')
        );
        expect(joinOrReturnAbsolutePath('./foo')).to.be.equal(
            path.resolve('/tmp/foo')
        );
    });

    it("returns a partial function that returns it's first argument when it begins with /", function() {
        expect(joinOrReturnAbsolutePath('/foo')).to.be.equal(
            path.resolve('/foo')
        );
        expect(joinOrReturnAbsolutePath('/foo/bar')).to.be.equal(
            path.resolve('/foo/bar')
        );
    });
});