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add test for basic hls interstitial
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@Nfrederiksen
Nfrederiksen committed Nov 28, 2024
1 parent 92bcae5 commit 3f71568
Showing 1 changed file with 62 additions and 25 deletions.
87 changes: 62 additions & 25 deletions spec/hlsvod_spec.js
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Original file line number Diff line number Diff line change
Expand Up @@ -59,7 +59,7 @@ describe("HLSVod standalone", () => {
return fs.createReadStream("testvectors/hls17/" + bandwidth + ".m3u8");
};
});

it("return the correct vod URI", (done) => {
mockVod = new HLSVod("http://mock.com/mock.m3u8");
mockVod.load(mockMasterManifest, mockMediaManifest).then(() => {
Expand Down Expand Up @@ -244,15 +244,16 @@ describe("HLSVod standalone", () => {

it("should fail loading a VOD with different lengths of video segments", (done) => {
mockVod = new HLSVod("http://mock.com/mock.m3u8");
mockVod.load(mockMasterManifest4, mockMediaManifest4)
.then(() => {
expect(mockVod.getVodUri()).toBe("http://mock.com/mock.m3u8");
done();
})
.catch((err) => {
expect(err.toString()).toBe("Error: The VOD loading was rejected because it contains video variants with different segment counts");
done();
})
mockVod
.load(mockMasterManifest4, mockMediaManifest4)
.then(() => {
expect(mockVod.getVodUri()).toBe("http://mock.com/mock.m3u8");
done();
})
.catch((err) => {
expect(err.toString()).toBe("Error: The VOD loading was rejected because it contains video variants with different segment counts");
done();
});
});
});

Expand Down Expand Up @@ -666,8 +667,8 @@ describe("HLSVod with timeline", () => {
mockVod.load(mockMasterManifest, mockMediaManifest).then(() => {
let m3u8 = mockVod.getLiveMediaSequences(0, "2497000", 0);
const lines = m3u8.split("\n");
expect(lines[6]).toEqual(`#EXT-X-PROGRAM-DATE-TIME:${(new Date(now)).toISOString()}`);
expect(lines[9]).toEqual(`#EXT-X-PROGRAM-DATE-TIME:${(new Date(now + 9 * 1000)).toISOString()}`);
expect(lines[6]).toEqual(`#EXT-X-PROGRAM-DATE-TIME:${new Date(now).toISOString()}`);
expect(lines[9]).toEqual(`#EXT-X-PROGRAM-DATE-TIME:${new Date(now + 9 * 1000).toISOString()}`);
done();
});
});
Expand All @@ -679,12 +680,13 @@ describe("HLSVod with timeline", () => {
let m3u8 = mockVod.getLiveMediaSequences(0, "2497000", 0);
const lines = m3u8.split("\n");
expect(lines[6]).toEqual(`#EXTINF:9.000,`);
expect(lines[9]).toEqual(`https://tv4play-i.akamaihd.net/i/mp4root/2018-01-26/pid200032972(3953564_,T3MP445,T3MP435,T3MP425,T3MP415,T3MP48,T3MP43,T3MP4130,).mp4.csmil/segment2_2_av.ts`);
expect(lines[9]).toEqual(
`https://tv4play-i.akamaihd.net/i/mp4root/2018-01-26/pid200032972(3953564_,T3MP445,T3MP435,T3MP425,T3MP415,T3MP48,T3MP43,T3MP4130,).mp4.csmil/segment2_2_av.ts`
);
done();
});
});


it("can handle vod after another vod", (done) => {
const VOD_LENGTH_MS = 2646000 + 6266;
const now = Date.now();
Expand All @@ -706,7 +708,7 @@ describe("HLSVod with timeline", () => {
it("can handle vod after another vod, with later vod disabling timeOffset", (done) => {
const now = 1692110553608;
mockVod = new HLSVod("http://mock.com/mock.m3u8", [], now);
mockVod2 = new HLSVod("http://mock.com/mock2.m3u8", [], timeOffet=null);
mockVod2 = new HLSVod("http://mock.com/mock2.m3u8", [], (timeOffet = null));
mockVod
.load(mockMasterManifest, mockMediaManifest)
.then(() => {
Expand Down Expand Up @@ -912,7 +914,7 @@ describe("HLSVod with not equal usage profiles", () => {
});
mockMasterManifest.push(function () {
return fs.createReadStream("testvectors/hls_abr6/master.m3u8");
})
});
mockMediaManifest.push(function (bandwidth) {
return fs.createReadStream("testvectors/hls1/" + bandwidth + ".m3u8");
});
Expand Down Expand Up @@ -1227,10 +1229,10 @@ describe("HLSVod with not equal usage profiles", () => {
done();
});
});

it("can match by true nearest when options-> alwaysMapBandwidthByNearest is true", (done) => {
mockVod = new HLSVod("http://mock.com/mock.m3u8", null, 0,0, null, { alwaysMapBandwidthByNearest: 1 });
mockVod2 = new HLSVod("http://mock.com/mock2.m3u8", null, 0,0, null, { alwaysMapBandwidthByNearest: 1 });
mockVod = new HLSVod("http://mock.com/mock.m3u8", null, 0, 0, null, { alwaysMapBandwidthByNearest: 1 });
mockVod2 = new HLSVod("http://mock.com/mock2.m3u8", null, 0, 0, null, { alwaysMapBandwidthByNearest: 1 });
mockVod
.load(mockMasterManifest[0], mockMediaManifest[0])
.then(() => {
Expand All @@ -1239,7 +1241,7 @@ describe("HLSVod with not equal usage profiles", () => {
.then(() => {
const seqSegments = mockVod2.getLiveMediaSequenceSegments(0);
const lastIdx = seqSegments["1497000"].length - 1;
expect(seqSegments["1497000"][lastIdx].uri).toEqual("https://mock.vod.media/segment1_0_av.ts");
expect(seqSegments["1497000"][lastIdx].uri).toEqual("https://mock.vod.media/segment1_0_av.ts");
expect(seqSegments["3496000"][lastIdx].uri).toEqual("https://mock.vod.media/segment1_1_av.ts");
expect(seqSegments["4497000"][lastIdx].uri).toEqual("https://mock.vod.media/segment1_2_av.ts");
expect(seqSegments["5544000"][lastIdx].uri).toEqual("https://mock.vod.media/segment1_3_av.ts");
Expand Down Expand Up @@ -1406,11 +1408,11 @@ describe("HLSVod with separate audio variants", () => {
});
});

it("can handle vod after another vod, loading same groupId & languages, but with later vod disabling timeOffset", (done) => {
it("can handle vod after another vod, loading same groupId & languages, but with later vod disabling timeOffset", (done) => {
const now = Date.now();
// # Two demuxed vods with some different languages.
mockVod = new HLSVod("http://mock.com/mock.m3u8", [], now);
mockVod2 = new HLSVod("http://mock.com/mock2.m3u8", [], timeOffest=null);
mockVod2 = new HLSVod("http://mock.com/mock2.m3u8", [], (timeOffest = null));
mockVod
.load(mockMasterManifest, mockMediaManifest, mockAudioManifest)
.then(() => {
Expand Down Expand Up @@ -2266,7 +2268,7 @@ describe("HLSVod serializing", () => {
const bytesToMB = (bytes) => {
const megabytes = bytes / (1024 * 1024);
return megabytes.toFixed(2);
}
};
const expectedJSONSizeInMBFull = "5.26";
const expectedJSONSizeInMBPartial = "0.38";
const expectedJSONSizeInMBFullAgain = expectedJSONSizeInMBFull;
Expand Down Expand Up @@ -2350,7 +2352,7 @@ describe("HLSVod serializing", () => {
const bytesToMB = (bytes) => {
const megabytes = bytes / (1024 * 1024);
return megabytes.toFixed(2);
}
};
const expectedJSONSizeInMBFull = "5.29";
const expectedJSONSizeInMBPartial = "0.38";
const expectedJSONSizeInMBFullAgain = expectedJSONSizeInMBFull;
Expand Down Expand Up @@ -3109,7 +3111,6 @@ describe("HLSVod for demuxed audio, with set option-> sequenceAlwaysContainNewSe
return fs.createReadStream(`testvectors/hls_multiaudiotracks4/${groupId}.m3u8`);
}
};

});

xit("should fail loading a VOD with different lengths of audio segments", (done) => {
Expand Down Expand Up @@ -3725,6 +3726,7 @@ describe("HLSVod delta time and positions", () => {
let mock2_MasterManifest;
let mock2_MediaManifest;
let mock2_AudioManifest;
let mock_vod_3;

beforeEach(() => {
mock1_MasterManifest = function () {
Expand Down Expand Up @@ -3757,6 +3759,17 @@ describe("HLSVod delta time and positions", () => {
return fs.createReadStream(`testvectors/hls_always_4_demux/${groupId}.m3u8`);
}
};
mock_vod_3 = {
master: () => {
return fs.createReadStream("testvectors/hls_cmaf_interstitial_1/master.m3u8");
},
media: (bandwidth) => {
return fs.createReadStream("testvectors/hls_cmaf_interstitial_1/test-video=" + bandwidth + ".m3u8");
},
audio: (groupId, lang) => {
return fs.createReadStream("testvectors/hls_cmaf_interstitial_1/test-audio=256000.m3u8");
},
};
});

it("and there is no matching group ID, then it sets default target group ID to load next VOD segments into", (done) => {
Expand All @@ -3772,5 +3785,29 @@ describe("HLSVod delta time and positions", () => {
});
});
});

it("with Program date time enabled and VODs have HLS Interstitial Tag", (done) => {
mockVod = new HLSVod("http://mock.com/mock.m3u8", null, Date.now(), 0, null, {
sequenceAlwaysContainNewSegments: 0,
forcedDemuxMode: true,
});
mockVod2 = new HLSVod("http://mock.com/mock2.m3u8", null, Date.now() + 90000, 0, null, {
sequenceAlwaysContainNewSegments: 0,
forcedDemuxMode: true,
});
mockVod.load(mock_vod_3.master, mock_vod_3.media, mock_vod_3.audio).then(() => {
mockVod2.loadAfter(mockVod, mock_vod_3.master, mock_vod_3.media, mock_vod_3.audio).then(() => {
let m3u8 = mockVod2.getLiveMediaAudioSequences(0, "audio-aacl-256", "sv", 4);
let lines = m3u8.split("\n");
expect(
lines[16].includes('#EXT-X-DATERANGE:ID="ad1",CLASS="com.apple.hls.interstitial",START-DATE') &&
lines[16].includes(
',DURATION="15.0",X-ASSET-URI="http://example.com/ad1.m3u8",X-RESUME-OFFSET="0",X-RESTRICT="SKIP,JUMP",X-COM-EXAMPLE-BEACON="123"'
)
).toBe(true);
done();
});
});
});
});
});

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