add some hls playlist filter tests (#411)
This commit is contained in:
Jason Dove
@@ -0,0 +1,223 @@
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using System;
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using ErsatzTV.Core.FFmpeg;
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using FluentAssertions;
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using NUnit.Framework;
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namespace ErsatzTV.Core.Tests.FFmpeg
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{
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[TestFixture]
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public class HlsPlaylistFilterTests
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{
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[Test]
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public void HlsPlaylistFilter_ShouldRewriteProgramDateTime()
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{
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var start = new DateTimeOffset(2021, 10, 9, 8, 0, 0, TimeSpan.FromHours(-5));
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string[] input = @"#EXTM3U
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#EXT-X-VERSION:6
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#EXT-X-TARGETDURATION:4
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#EXT-X-MEDIA-SEQUENCE:1137
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#EXT-X-INDEPENDENT-SEGMENTS
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#EXT-X-DISCONTINUITY
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-08T08:34:49.320-0500
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live001137.ts
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-08T08:34:53.320-0500
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live001138.ts
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-08T08:34:57.320-0500
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live001139.ts".Split("\n");
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TrimPlaylistResult result = HlsPlaylistFilter.TrimPlaylist(start, start.AddSeconds(-30), input);
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result.PlaylistStart.Should().Be(start);
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result.Sequence.Should().Be(1137);
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result.Playlist.Should().Be(
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@"#EXTM3U
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#EXT-X-VERSION:6
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#EXT-X-TARGETDURATION:4
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#EXT-X-MEDIA-SEQUENCE:1137
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#EXT-X-DISCONTINUITY-SEQUENCE:0
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#EXT-X-INDEPENDENT-SEGMENTS
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#EXT-X-DISCONTINUITY
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-09T08:00:00.000-0500
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live001137.ts
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-09T08:00:04.000-0500
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live001138.ts
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-09T08:00:08.000-0500
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live001139.ts
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");
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}
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[Test]
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public void HlsPlaylistFilter_ShouldLimitSegments()
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{
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var start = new DateTimeOffset(2021, 10, 9, 8, 0, 0, TimeSpan.FromHours(-5));
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string[] input = @"#EXTM3U
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#EXT-X-VERSION:6
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#EXT-X-TARGETDURATION:4
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#EXT-X-MEDIA-SEQUENCE:1137
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#EXT-X-INDEPENDENT-SEGMENTS
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#EXT-X-DISCONTINUITY
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-08T08:34:49.320-0500
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live001137.ts
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-08T08:34:53.320-0500
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live001138.ts
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-08T08:34:57.320-0500
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live001139.ts".Split("\n");
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TrimPlaylistResult result = HlsPlaylistFilter.TrimPlaylist(start, start.AddSeconds(-30), input, 2);
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result.PlaylistStart.Should().Be(start);
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result.Sequence.Should().Be(1137);
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result.Playlist.Should().Be(
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@"#EXTM3U
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#EXT-X-VERSION:6
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#EXT-X-TARGETDURATION:4
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#EXT-X-MEDIA-SEQUENCE:1137
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#EXT-X-DISCONTINUITY-SEQUENCE:0
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#EXT-X-INDEPENDENT-SEGMENTS
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#EXT-X-DISCONTINUITY
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-09T08:00:00.000-0500
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live001137.ts
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-09T08:00:04.000-0500
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live001138.ts
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");
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}
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[Test]
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public void HlsPlaylistFilter_ShouldAddDiscontinuity()
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{
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var start = new DateTimeOffset(2021, 10, 9, 8, 0, 0, TimeSpan.FromHours(-5));
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string[] input = @"#EXTM3U
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#EXT-X-VERSION:6
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#EXT-X-TARGETDURATION:4
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#EXT-X-MEDIA-SEQUENCE:1137
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#EXT-X-INDEPENDENT-SEGMENTS
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#EXT-X-DISCONTINUITY
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-08T08:34:49.320-0500
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live001137.ts
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-08T08:34:53.320-0500
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live001138.ts
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-08T08:34:57.320-0500
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live001139.ts".Split("\n");
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TrimPlaylistResult result = HlsPlaylistFilter.TrimPlaylist(
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start,
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start.AddSeconds(-30),
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input,
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int.MaxValue,
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true);
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result.PlaylistStart.Should().Be(start);
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result.Sequence.Should().Be(1137);
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result.Playlist.Should().Be(
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@"#EXTM3U
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#EXT-X-VERSION:6
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#EXT-X-TARGETDURATION:4
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#EXT-X-MEDIA-SEQUENCE:1137
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#EXT-X-DISCONTINUITY-SEQUENCE:0
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#EXT-X-INDEPENDENT-SEGMENTS
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#EXT-X-DISCONTINUITY
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-09T08:00:00.000-0500
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live001137.ts
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-09T08:00:04.000-0500
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live001138.ts
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-09T08:00:08.000-0500
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live001139.ts
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#EXT-X-DISCONTINUITY
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");
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}
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[Test]
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public void HlsPlaylistFilter_ShouldFilterOldSegments()
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{
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var start = new DateTimeOffset(2021, 10, 9, 8, 0, 0, TimeSpan.FromHours(-5));
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string[] input = @"#EXTM3U
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#EXT-X-VERSION:6
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#EXT-X-TARGETDURATION:4
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#EXT-X-MEDIA-SEQUENCE:1137
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#EXT-X-INDEPENDENT-SEGMENTS
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#EXT-X-DISCONTINUITY
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-08T08:34:49.320-0500
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live001137.ts
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-08T08:34:53.320-0500
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live001138.ts
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-08T08:34:57.320-0500
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live001139.ts".Split("\n");
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TrimPlaylistResult result = HlsPlaylistFilter.TrimPlaylist(start, start.AddSeconds(6), input);
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result.PlaylistStart.Should().Be(start.AddSeconds(8));
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result.Sequence.Should().Be(1139);
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result.Playlist.Should().Be(
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@"#EXTM3U
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#EXT-X-VERSION:6
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#EXT-X-TARGETDURATION:4
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#EXT-X-MEDIA-SEQUENCE:1139
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#EXT-X-DISCONTINUITY-SEQUENCE:0
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#EXT-X-INDEPENDENT-SEGMENTS
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#EXT-X-DISCONTINUITY
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-09T08:00:08.000-0500
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live001139.ts
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");
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}
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[Test]
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public void HlsPlaylistFilter_ShouldFilterOldDiscontinuity()
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{
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var start = new DateTimeOffset(2021, 10, 9, 8, 0, 0, TimeSpan.FromHours(-5));
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string[] input = @"#EXTM3U
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#EXT-X-VERSION:6
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#EXT-X-TARGETDURATION:4
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#EXT-X-MEDIA-SEQUENCE:1137
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#EXT-X-INDEPENDENT-SEGMENTS
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#EXT-X-DISCONTINUITY
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-08T08:34:49.320-0500
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live001137.ts
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#EXT-X-DISCONTINUITY
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-08T08:34:53.320-0500
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live001138.ts
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-08T08:34:57.320-0500
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live001139.ts".Split("\n");
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TrimPlaylistResult result = HlsPlaylistFilter.TrimPlaylist(start, start.AddSeconds(6), input);
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result.PlaylistStart.Should().Be(start.AddSeconds(8));
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result.Sequence.Should().Be(1139);
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result.Playlist.Should().Be(
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@"#EXTM3U
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#EXT-X-VERSION:6
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#EXT-X-TARGETDURATION:4
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#EXT-X-MEDIA-SEQUENCE:1139
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#EXT-X-DISCONTINUITY-SEQUENCE:1
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#EXT-X-INDEPENDENT-SEGMENTS
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#EXT-X-DISCONTINUITY
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#EXTINF:4.000000,
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#EXT-X-PROGRAM-DATE-TIME:2021-10-09T08:00:08.000-0500
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live001139.ts
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");
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}
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}
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}
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