[utils] Improve int_or_none and float_or_none (#20403)
[youtube-dl] / test / test_utils.py
index f2b51131c2aa6a9b3570343f93ac0148a80a5c84..ca6d832a4e74418cd8b643fec645f88322d7ed87 100644 (file)
@@ -33,11 +33,13 @@ from youtube_dl.utils import (
     ExtractorError,
     find_xpath_attr,
     fix_xml_ampersands,
+    float_or_none,
     get_element_by_class,
     get_element_by_attribute,
     get_elements_by_class,
     get_elements_by_attribute,
     InAdvancePagedList,
+    int_or_none,
     intlist_to_bytes,
     is_html,
     js_to_json,
@@ -55,6 +57,7 @@ from youtube_dl.utils import (
     parse_count,
     parse_iso8601,
     parse_resolution,
+    parse_bitrate,
     pkcs1pad,
     read_batch_urls,
     sanitize_filename,
@@ -78,6 +81,7 @@ from youtube_dl.utils import (
     uppercase_escape,
     lowercase_escape,
     url_basename,
+    url_or_none,
     base_url,
     urljoin,
     urlencode_postdata,
@@ -361,6 +365,7 @@ class TestUtil(unittest.TestCase):
         self.assertEqual(determine_ext('http://example.com/foo/bar.nonext/?download', None), None)
         self.assertEqual(determine_ext('http://example.com/foo/bar/mp4?download', None), None)
         self.assertEqual(determine_ext('http://example.com/foo/bar.m3u8//?download'), 'm3u8')
+        self.assertEqual(determine_ext('foobar', None), None)
 
     def test_find_xpath_attr(self):
         testxml = '''<root>
@@ -465,6 +470,21 @@ class TestUtil(unittest.TestCase):
             shell_quote(args),
             """ffmpeg -i 'ñ€ß'"'"'.mp4'""" if compat_os_name != 'nt' else '''ffmpeg -i "ñ€ß'.mp4"''')
 
+    def test_float_or_none(self):
+        self.assertEqual(float_or_none('42.42'), 42.42)
+        self.assertEqual(float_or_none('42'), 42.0)
+        self.assertEqual(float_or_none(''), None)
+        self.assertEqual(float_or_none(None), None)
+        self.assertEqual(float_or_none([]), None)
+        self.assertEqual(float_or_none(set()), None)
+
+    def test_int_or_none(self):
+        self.assertEqual(int_or_none('42'), 42)
+        self.assertEqual(int_or_none(''), None)
+        self.assertEqual(int_or_none(None), None)
+        self.assertEqual(int_or_none([]), None)
+        self.assertEqual(int_or_none(set()), None)
+
     def test_str_to_int(self):
         self.assertEqual(str_to_int('123,456'), 123456)
         self.assertEqual(str_to_int('123.456'), 123456)
@@ -505,6 +525,18 @@ class TestUtil(unittest.TestCase):
         self.assertEqual(urljoin('http://foo.de/', ''), None)
         self.assertEqual(urljoin('http://foo.de/', ['foobar']), None)
         self.assertEqual(urljoin('http://foo.de/a/b/c.txt', '.././../d.txt'), 'http://foo.de/d.txt')
+        self.assertEqual(urljoin('http://foo.de/a/b/c.txt', 'rtmp://foo.de'), 'rtmp://foo.de')
+        self.assertEqual(urljoin(None, 'rtmp://foo.de'), 'rtmp://foo.de')
+
+    def test_url_or_none(self):
+        self.assertEqual(url_or_none(None), None)
+        self.assertEqual(url_or_none(''), None)
+        self.assertEqual(url_or_none('foo'), None)
+        self.assertEqual(url_or_none('http://foo.de'), 'http://foo.de')
+        self.assertEqual(url_or_none('https://foo.de'), 'https://foo.de')
+        self.assertEqual(url_or_none('http$://foo.de'), None)
+        self.assertEqual(url_or_none('http://foo.de'), 'http://foo.de')
+        self.assertEqual(url_or_none('//foo.de'), '//foo.de')
 
     def test_parse_age_limit(self):
         self.assertEqual(parse_age_limit(None), None)
@@ -716,6 +748,10 @@ class TestUtil(unittest.TestCase):
         d = json.loads(stripped)
         self.assertEqual(d, {'status': 'success'})
 
+        stripped = strip_jsonp('({"status": "success"});')
+        d = json.loads(stripped)
+        self.assertEqual(d, {'status': 'success'})
+
     def test_uppercase_escape(self):
         self.assertEqual(uppercase_escape('aä'), 'aä')
         self.assertEqual(uppercase_escape('\\U0001d550'), '𝕐')
@@ -769,6 +805,10 @@ class TestUtil(unittest.TestCase):
             'vcodec': 'h264',
             'acodec': 'aac',
         })
+        self.assertEqual(parse_codecs('av01.0.05M.08'), {
+            'vcodec': 'av01.0.05M.08',
+            'acodec': 'none',
+        })
 
     def test_escape_rfc3986(self):
         reserved = "!*'();:@&=+$,/?#[]"
@@ -1008,6 +1048,13 @@ class TestUtil(unittest.TestCase):
         self.assertEqual(parse_resolution('4k'), {'height': 2160})
         self.assertEqual(parse_resolution('8K'), {'height': 4320})
 
+    def test_parse_bitrate(self):
+        self.assertEqual(parse_bitrate(None), None)
+        self.assertEqual(parse_bitrate(''), None)
+        self.assertEqual(parse_bitrate('300kbps'), 300)
+        self.assertEqual(parse_bitrate('1500kbps'), 1500)
+        self.assertEqual(parse_bitrate('300 kbps'), 300)
+
     def test_version_tuple(self):
         self.assertEqual(version_tuple('1'), (1,))
         self.assertEqual(version_tuple('10.23.344'), (10, 23, 344))