import 'mocha';
import * as assert from 'assert';

import {
    InsertOpDenormalizer
} from "./../src/InsertOpDenormalizer";

describe('InsertOpDenormalizer', function () {

    describe('#denormalize()', function() {
        it('should return denormalized op as array of ops', function() {
            
            var op = {insert: "\n"};
            var act = InsertOpDenormalizer.denormalize({insert: "\n"});
            assert.deepEqual(act, [op]);

            op = {insert: "abc"};
            act = InsertOpDenormalizer.denormalize(op);
            assert.deepEqual(act, [op]);

            var op2 = {insert: "abc\n", attributes: {link: 'cold'}};
            act = InsertOpDenormalizer.denormalize(op2);
            assert.equal(act.length, 2);
            assert.equal(act[0].insert, "abc");
            assert.equal(act[0].attributes.link, "cold");

            var op3 = {insert: "\n\n", attributes: {bold: true}};
            act = InsertOpDenormalizer.denormalize(op3);
            assert.equal(act.length, 2);
            assert.equal(act[1].insert, "\n");

            act = InsertOpDenormalizer.denormalize(null);
            assert.deepEqual(act, []);
            act = InsertOpDenormalizer.denormalize("..");
            assert.deepEqual(act, []);
        });
    });
});