From 8b1863dec98d8d435934c9d2cd5b8a63d4cd189d Mon Sep 17 00:00:00 2001
From: hbw <hanbinw@uci.edu>
Date: Thu, 27 May 2021 10:39:23 -0700
Subject: [PATCH] add unit test for function parse_m3u3_attributes in utils.py

---
 test/test_utils.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/test/test_utils.py b/test/test_utils.py
index 259c4763e..ff2095878 100644
--- a/test/test_utils.py
+++ b/test/test_utils.py
@@ -91,6 +91,7 @@ from youtube_dl.utils import (
     urljoin,
     urlencode_postdata,
     urshift,
+    parse_m3u8_attributes,
     update_url_query,
     version_tuple,
     xpath_with_ns,
@@ -1427,6 +1428,17 @@ Line 1
         self.assertEqual(rot47('youtube-dl'), r'J@FEF36\5=')
         self.assertEqual(rot47('YOUTUBE-DL'), r'*~&%&qt\s{')
 
+    def test_parse_m3u7_attributes(self):
+        self.assertEqual(parse_m3u8_attributes("1=2"), {'1': '2'})
+        self.assertEqual(parse_m3u8_attributes("A=B"), {'A': 'B'})
+        self.assertEqual(parse_m3u8_attributes("1A=2"), {'1A': '2'})
+        self.assertEqual(parse_m3u8_attributes("1=2B"), {'1': '2B'})
+        self.assertEqual(parse_m3u8_attributes("1=2,3=4"), {'1':'2', '3':'4'})
+        self.assertEqual(parse_m3u8_attributes("1=\"2\""), {'1':'2'})
+        self.assertEqual(parse_m3u8_attributes("1a=2"), {})
+        self.assertEqual(parse_m3u8_attributes("1=2b"), {'1':'2b'})
+        self.assertEqual(parse_m3u8_attributes(""), {})
+
     def test_urshift(self):
         self.assertEqual(urshift(3, 1), 1)
         self.assertEqual(urshift(-3, 1), 2147483646)