[utils] Improve int_or_none and float_or_none (#20403)
[youtube-dl] / test / helper.py
index 77225e4f799755e2927a3105fa1974f08779fc8d..e62aab11e777cca955bb8a7a2149d7216430dbca 100644 (file)
@@ -7,12 +7,16 @@ import json
 import os.path
 import re
 import types
+import ssl
 import sys
 
 import youtube_dl.extractor
 from youtube_dl import YoutubeDL
-from youtube_dl.utils import (
+from youtube_dl.compat import (
+    compat_os_name,
     compat_str,
+)
+from youtube_dl.utils import (
     preferredencoding,
     write_string,
 )
@@ -21,8 +25,13 @@ from youtube_dl.utils import (
 def get_params(override=None):
     PARAMETERS_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)),
                                    "parameters.json")
+    LOCAL_PARAMETERS_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)),
+                                         "local_parameters.json")
     with io.open(PARAMETERS_FILE, encoding='utf-8') as pf:
         parameters = json.load(pf)
+    if os.path.exists(LOCAL_PARAMETERS_FILE):
+        with io.open(LOCAL_PARAMETERS_FILE, encoding='utf-8') as pf:
+            parameters.update(json.load(pf))
     if override:
         parameters.update(override)
     return parameters
@@ -42,7 +51,7 @@ def report_warning(message):
     Print the message to stderr, it will be prefixed with 'WARNING:'
     If stderr is a tty file the 'WARNING:' will be colored
     '''
-    if sys.stderr.isatty() and os.name != 'nt':
+    if sys.stderr.isatty() and compat_os_name != 'nt':
         _msg_header = '\033[0;33mWARNING:\033[0m'
     else:
         _msg_header = 'WARNING:'
@@ -89,34 +98,98 @@ def gettestcases(include_onlymatching=False):
 md5 = lambda s: hashlib.md5(s.encode('utf-8')).hexdigest()
 
 
-def expect_info_dict(self, got_dict, expected_dict):
-    for info_field, expected in expected_dict.items():
-        if isinstance(expected, compat_str) and expected.startswith('re:'):
-            got = got_dict.get(info_field)
-            match_str = expected[len('re:'):]
-            match_rex = re.compile(match_str)
-
+def expect_value(self, got, expected, field):
+    if isinstance(expected, compat_str) and expected.startswith('re:'):
+        match_str = expected[len('re:'):]
+        match_rex = re.compile(match_str)
+
+        self.assertTrue(
+            isinstance(got, compat_str),
+            'Expected a %s object, but got %s for field %s' % (
+                compat_str.__name__, type(got).__name__, field))
+        self.assertTrue(
+            match_rex.match(got),
+            'field %s (value: %r) should match %r' % (field, got, match_str))
+    elif isinstance(expected, compat_str) and expected.startswith('startswith:'):
+        start_str = expected[len('startswith:'):]
+        self.assertTrue(
+            isinstance(got, compat_str),
+            'Expected a %s object, but got %s for field %s' % (
+                compat_str.__name__, type(got).__name__, field))
+        self.assertTrue(
+            got.startswith(start_str),
+            'field %s (value: %r) should start with %r' % (field, got, start_str))
+    elif isinstance(expected, compat_str) and expected.startswith('contains:'):
+        contains_str = expected[len('contains:'):]
+        self.assertTrue(
+            isinstance(got, compat_str),
+            'Expected a %s object, but got %s for field %s' % (
+                compat_str.__name__, type(got).__name__, field))
+        self.assertTrue(
+            contains_str in got,
+            'field %s (value: %r) should contain %r' % (field, got, contains_str))
+    elif isinstance(expected, type):
+        self.assertTrue(
+            isinstance(got, expected),
+            'Expected type %r for field %s, but got value %r of type %r' % (expected, field, got, type(got)))
+    elif isinstance(expected, dict) and isinstance(got, dict):
+        expect_dict(self, got, expected)
+    elif isinstance(expected, list) and isinstance(got, list):
+        self.assertEqual(
+            len(expected), len(got),
+            'Expect a list of length %d, but got a list of length %d for field %s' % (
+                len(expected), len(got), field))
+        for index, (item_got, item_expected) in enumerate(zip(got, expected)):
+            type_got = type(item_got)
+            type_expected = type(item_expected)
+            self.assertEqual(
+                type_expected, type_got,
+                'Type mismatch for list item at index %d for field %s, expected %r, got %r' % (
+                    index, field, type_expected, type_got))
+            expect_value(self, item_got, item_expected, field)
+    else:
+        if isinstance(expected, compat_str) and expected.startswith('md5:'):
             self.assertTrue(
                 isinstance(got, compat_str),
-                'Expected a %s object, but got %s for field %s' % (
-                    compat_str.__name__, type(got).__name__, info_field))
+                'Expected field %s to be a unicode object, but got value %r of type %r' % (field, got, type(got)))
+            got = 'md5:' + md5(got)
+        elif isinstance(expected, compat_str) and re.match(r'^(?:min|max)?count:\d+', expected):
             self.assertTrue(
-                match_rex.match(got),
-                'field %s (value: %r) should match %r' % (info_field, got, match_str))
-        elif isinstance(expected, type):
-            got = got_dict.get(info_field)
-            self.assertTrue(isinstance(got, expected),
-                            'Expected type %r for field %s, but got value %r of type %r' % (expected, info_field, got, type(got)))
-        else:
-            if isinstance(expected, compat_str) and expected.startswith('md5:'):
-                got = 'md5:' + md5(got_dict.get(info_field))
+                isinstance(got, (list, dict)),
+                'Expected field %s to be a list or a dict, but it is of type %s' % (
+                    field, type(got).__name__))
+            op, _, expected_num = expected.partition(':')
+            expected_num = int(expected_num)
+            if op == 'mincount':
+                assert_func = assertGreaterEqual
+                msg_tmpl = 'Expected %d items in field %s, but only got %d'
+            elif op == 'maxcount':
+                assert_func = assertLessEqual
+                msg_tmpl = 'Expected maximum %d items in field %s, but got %d'
+            elif op == 'count':
+                assert_func = assertEqual
+                msg_tmpl = 'Expected exactly %d items in field %s, but got %d'
             else:
-                got = got_dict.get(info_field)
-            self.assertEqual(expected, got,
-                             'invalid value for field %s, expected %r, got %r' % (info_field, expected, got))
+                assert False
+            assert_func(
+                self, len(got), expected_num,
+                msg_tmpl % (expected_num, field, len(got)))
+            return
+        self.assertEqual(
+            expected, got,
+            'Invalid value for field %s, expected %r, got %r' % (field, expected, got))
+
+
+def expect_dict(self, got_dict, expected_dict):
+    for info_field, expected in expected_dict.items():
+        got = got_dict.get(info_field)
+        expect_value(self, got, expected, info_field)
+
 
+def expect_info_dict(self, got_dict, expected_dict):
+    expect_dict(self, got_dict, expected_dict)
     # Check for the presence of mandatory fields
-    if got_dict.get('_type') != 'playlist':
+    if got_dict.get('_type') not in ('playlist', 'multi_video'):
         for key in ('id', 'url', 'title', 'ext'):
             self.assertTrue(got_dict.get(key), 'Missing mandatory field %s' % key)
     # Check for mandatory fields that are automatically set by YoutubeDL
@@ -126,7 +199,7 @@ def expect_info_dict(self, got_dict, expected_dict):
     # Are checkable fields missing from the test case definition?
     test_info_dict = dict((key, value if not isinstance(value, compat_str) or len(value) < 250 else 'md5:' + md5(value))
                           for key, value in got_dict.items()
-                          if value and key in ('title', 'description', 'uploader', 'upload_date', 'timestamp', 'uploader_id', 'location'))
+                          if value and key in ('id', 'title', 'description', 'uploader', 'upload_date', 'timestamp', 'uploader_id', 'location', 'age_limit'))
     missing_keys = set(test_info_dict.keys()) - set(expected_dict.keys())
     if missing_keys:
         def _repr(v):
@@ -134,11 +207,19 @@ def expect_info_dict(self, got_dict, expected_dict):
                 return "'%s'" % v.replace('\\', '\\\\').replace("'", "\\'").replace('\n', '\\n')
             else:
                 return repr(v)
-        info_dict_str = ''.join(
-            '    %s: %s,\n' % (_repr(k), _repr(v))
-            for k, v in test_info_dict.items())
+        info_dict_str = ''
+        if len(missing_keys) != len(expected_dict):
+            info_dict_str += ''.join(
+                '    %s: %s,\n' % (_repr(k), _repr(v))
+                for k, v in test_info_dict.items() if k not in missing_keys)
+
+            if info_dict_str:
+                info_dict_str += '\n'
+        info_dict_str += ''.join(
+            '    %s: %s,\n' % (_repr(k), _repr(test_info_dict[k]))
+            for k in missing_keys)
         write_string(
-            '\n\'info_dict\': {\n' + info_dict_str + '}\n', out=sys.stderr)
+            '\n\'info_dict\': {\n' + info_dict_str + '},\n', out=sys.stderr)
         self.assertFalse(
             missing_keys,
             'Missing keys in test definition: %s' % (
@@ -168,6 +249,20 @@ def assertGreaterEqual(self, got, expected, msg=None):
         self.assertTrue(got >= expected, msg)
 
 
+def assertLessEqual(self, got, expected, msg=None):
+    if not (got <= expected):
+        if msg is None:
+            msg = '%r not less than or equal to %r' % (got, expected)
+        self.assertTrue(got <= expected, msg)
+
+
+def assertEqual(self, got, expected, msg=None):
+    if not (got == expected):
+        if msg is None:
+            msg = '%r not equal to %r' % (got, expected)
+        self.assertTrue(got == expected, msg)
+
+
 def expect_warnings(ydl, warnings_re):
     real_warning = ydl.report_warning
 
@@ -176,3 +271,12 @@ def expect_warnings(ydl, warnings_re):
             real_warning(w)
 
     ydl.report_warning = _report_warning
+
+
+def http_server_port(httpd):
+    if os.name == 'java' and isinstance(httpd.socket, ssl.SSLSocket):
+        # In Jython SSLSocket is not a subclass of socket.socket
+        sock = httpd.socket.sock
+    else:
+        sock = httpd.socket
+    return sock.getsockname()[1]