gitbook/lib/modifiers/summary/__tests__/removeArticle.js

var Summary = require('../../../models/summary');
var File = require('../../../models/file');

describe('removeArticle', function() {
    var removeArticle = require('../removeArticle');
    var summary = Summary.createFromParts(File(), [
        {
            articles: [
                {
                    title: '1.1',
                    path: '1.1'
                },
                {
                    title: '1.2',
                    path: '1.2'
                }
            ]
        },
        {
            title: 'Part I',
            articles: [
                {
                    title: '2.1',
                    path: '2.1',
                    articles: [
                        {
                            title: '2.1.1',
                            path: '2.1.1'
                        },
                        {
                            title: '2.1.2',
                            path: '2.1.2'
                        }
                    ]
                },
                {
                    title: '2.2',
                    path: '2.2'
                }
            ]
        }
    ]);

    it('should remove an article at a given level', function() {
        var newSummary = removeArticle(summary, '2.1.1');

        var removed = newSummary.getByLevel('2.1.1');
        var nextOne = newSummary.getByLevel('2.1.2');

        expect(removed.getTitle()).toBe('2.1.2');
        expect(nextOne).toBe(null);
    });
});