import { $iq } from 'strophe.js';

import FeatureFlags from '../flags/FeatureFlags';

import SDP from './SDP';
import SDPDiffer from './SDPDiffer';

describe('SDPDiffer', () => {
    beforeEach(() => {
        FeatureFlags.init({ });
    });
    describe('toJingle', () => {
        /* eslint-disable max-len*/
        const testSdpOld = [
            'v=0\r\n',
            'o=thisisadapterortc 2719486166053431 0 IN IP4 127.0.0.1\r\n',
            's=-\r\n',
            't=0 0\r\n',
            'a=group:BUNDLE audio video\r\n',
            'm=audio 9 UDP/TLS/RTP/SAVPF 111 126\r\n',
            'a=mid:audio\r\n',
            'a=ssrc:2002 msid:26D16D51-503A-420B-8274-3DD1174E498F 8205D1FC-50B4-407C-87D5-9C45F1B779F0\r\n',
            'a=ssrc:2002 cname:juejgy8a01\r\n',
            'a=ssrc:2002 name:a8f7g30-a0\r\n',
            'm=video 9 UDP/TLS/RTP/SAVPF 107 100 99 96\r\n',
            'a=mid:video\r\n'
        ].join('');
        const testSdpNew = [
            'm=audio 9 UDP/TLS/RTP/SAVPF 111 126\r\n',
            'a=mid:audio\r\n',
            'm=video 9 UDP/TLS/RTP/SAVPF 107 100 99 96\r\n',
            'a=mid:video\r\n',
            'a=ssrc:4004 msid:7C0035E5-2DA1-4AEA-804A-9E75BF9B3768 225E9CDA-0384-4C92-92DD-E74C1153EC68\r\n',
            'a=ssrc:4005 msid:7C0035E5-2DA1-4AEA-804A-9E75BF9B3768 225E9CDA-0384-4C92-92DD-E74C1153EC68\r\n',
            'a=ssrc:4004 cname:juejgy8a01\r\n',
            'a=ssrc:4005 cname:juejgy8a01\r\n',
            'a=ssrc:4004 name:a8f7g30-v0\r\n',
            'a=ssrc:4005 name:a8f7g30-v0\r\n',
            'a=ssrc-group:FID 4004 4005\r\n'
        ].join('');
        /* eslint-enable max-len*/

        it('should include source names in added/removed sources', () => {
            FeatureFlags.init({ sourceNameSignaling: true });

            const newToOldDiff = new SDPDiffer(new SDP(testSdpNew), new SDP(testSdpOld));
            const sourceRemoveIq = $iq({})
                .c('jingle', { action: 'source-remove' });

            newToOldDiff.toJingle(sourceRemoveIq);

            const removedAudioSources = sourceRemoveIq.nodeTree
                .querySelectorAll('description[media=\'audio\']>source');

            expect(removedAudioSources[0].getAttribute('name')).toBe('a8f7g30-a0');

            const oldToNewDiff = new SDPDiffer(new SDP(testSdpOld), new SDP(testSdpNew));
            const sourceAddIq = $iq({})
                .c('jingle', { action: 'source-add' });

            oldToNewDiff.toJingle(sourceAddIq);

            const addedVideoSources = sourceAddIq.nodeTree
                .querySelectorAll('description[media=\'video\']>source');

            expect(addedVideoSources.length).toBe(2);
            expect(addedVideoSources[0].getAttribute('name')).toBe('a8f7g30-v0');
            expect(addedVideoSources[1].getAttribute('name')).toBe('a8f7g30-v0');
        });
    });
});