From 7383e95118211d768cf7737b295ccc99adc0c11a Mon Sep 17 00:00:00 2001
From: Kuu Miyazaki <miyazaqui@gmail.com>
Date: Fri, 20 Oct 2023 19:00:00 -0700
Subject: [PATCH] Issues/add test for multiple rendition groups (#138)

* Add test for multipe rendition groups

* Add test for multipe rendition groups
---
 test/spec/misc/multiple-rendition-groups.js | 49 +++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 test/spec/misc/multiple-rendition-groups.js

diff --git a/test/spec/misc/multiple-rendition-groups.js b/test/spec/misc/multiple-rendition-groups.js
new file mode 100644
index 0000000..89e4b85
--- /dev/null
+++ b/test/spec/misc/multiple-rendition-groups.js
@@ -0,0 +1,49 @@
+const test = require("ava");
+const utils = require("../../helpers/utils");
+const HLS = require("../../..");
+
+test("Multiple-Rendition-Groups_01", t => {
+  const shouldRead = `
+    #EXTM3U
+    #EXT-X-VERSION:4
+    #EXT-X-INDEPENDENT-SEGMENTS
+    #EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="aac_high",NAME="English",DEFAULT=YES,URI="aac_high_eng.m3u8"
+    #EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="aac_high",NAME="Japanese",DEFAULT=NO,URI="aac_high_jp.m3u8"
+    #EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="aac_mid",NAME="English",DEFAULT=YES,URI="aac_mid_eng.m3u8"
+    #EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="aac_mid",NAME="Japanese",DEFAULT=NO,URI="aac_mid_jp.m3u8"
+    #EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="aac_low",NAME="English",DEFAULT=YES,URI="aac_low_eng.m3u8"
+    #EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="aac_low",NAME="Japanese",DEFAULT=NO,URI="aac_low_jp.m3u8"
+    #EXT-X-STREAM-INF:BANDWIDTH=6000000,AUDIO="aac_high"
+    1080p.m3u8
+    #EXT-X-STREAM-INF:BANDWIDTH=3000000,AUDIO="aac_mid"
+    720p.m3u8
+    #EXT-X-STREAM-INF:BANDWIDTH=1500000,AUDIO="aac_mid"
+    540p.m3u8
+    #EXT-X-STREAM-INF:BANDWIDTH=1000000,AUDIO="aac_low"
+    360p.m3u8
+  `;
+
+  const playlist = HLS.parse(shouldRead);
+
+  const shouldWrite = `
+    #EXTM3U
+    #EXT-X-VERSION:4
+    #EXT-X-INDEPENDENT-SEGMENTS
+    #EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="aac_high",NAME="English",DEFAULT=YES,URI="aac_high_eng.m3u8"
+    #EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="aac_high",NAME="Japanese",DEFAULT=NO,URI="aac_high_jp.m3u8"
+    #EXT-X-STREAM-INF:BANDWIDTH=6000000,AUDIO="aac_high"
+    1080p.m3u8
+    #EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="aac_mid",NAME="English",DEFAULT=YES,URI="aac_mid_eng.m3u8"
+    #EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="aac_mid",NAME="Japanese",DEFAULT=NO,URI="aac_mid_jp.m3u8"
+    #EXT-X-STREAM-INF:BANDWIDTH=3000000,AUDIO="aac_mid"
+    720p.m3u8
+    #EXT-X-STREAM-INF:BANDWIDTH=1500000,AUDIO="aac_mid"
+    540p.m3u8
+    #EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="aac_low",NAME="English",DEFAULT=YES,URI="aac_low_eng.m3u8"
+    #EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="aac_low",NAME="Japanese",DEFAULT=NO,URI="aac_low_jp.m3u8"
+    #EXT-X-STREAM-INF:BANDWIDTH=1000000,AUDIO="aac_low"
+    360p.m3u8
+  `;
+
+  t.is(HLS.stringify(playlist), utils.stripCommentsAndEmptyLines(shouldWrite));
+});