Fixed #27256 -- Changed Select widget's selected attribute to use HTML5 boolean syntax.

8 files changed, 81 insertions, 81 deletions

diff --git a/tests/forms_tests/field_tests/test_multivaluefield.py b/tests/forms_tests/field_tests/test_multivaluefield.py
index 7703371d59..e7d161fb5b 100644
--- a/tests/forms_tests/field_tests/test_multivaluefield.py
+++ b/tests/forms_tests/field_tests/test_multivaluefield.py
@@ -137,8 +137,8 @@ class MultiValueFieldTest(SimpleTestCase):
             <tr><th><label for="id_field1_0">Field1:</label></th>
             <td><input type="text" name="field1_0" value="some text" id="id_field1_0" required />
             <select multiple="multiple" name="field1_1" id="id_field1_1" required>
-            <option value="J" selected="selected">John</option>
-            <option value="P" selected="selected">Paul</option>
+            <option value="J" selected>John</option>
+            <option value="P" selected>Paul</option>
             <option value="G">George</option>
             <option value="R">Ringo</option>
             </select>
diff --git a/tests/forms_tests/tests/test_forms.py b/tests/forms_tests/tests/test_forms.py
index 44034d310d..5ae4ca042f 100644
--- a/tests/forms_tests/tests/test_forms.py
+++ b/tests/forms_tests/tests/test_forms.py
@@ -508,19 +508,19 @@ class FormsTestCase(SimpleTestCase):
 </select>""")
         f = FrameworkForm({'name': 'Django', 'language': 'P'}, auto_id=False)
         self.assertHTMLEqual(str(f['language']), """<select name="language" required>
-<option value="P" selected="selected">Python</option>
+<option value="P" selected>Python</option>
 <option value="J">Java</option>
 </select>""")
 
         # A subtlety: If one of the choices' value is the empty string and the form is
-        # unbound, then the <option> for the empty-string choice will get selected="selected".
+        # unbound, then the <option> for the empty-string choice will get selected.
         class FrameworkForm(Form):
             name = CharField()
             language = ChoiceField(choices=[('', '------'), ('P', 'Python'), ('J', 'Java')])
 
         f = FrameworkForm(auto_id=False)
         self.assertHTMLEqual(str(f['language']), """<select name="language" required>
-<option value="" selected="selected">------</option>
+<option value="" selected>------</option>
 <option value="P">Python</option>
 <option value="J">Java</option>
 </select>""")
@@ -537,7 +537,7 @@ class FormsTestCase(SimpleTestCase):
 </select>""")
         f = FrameworkForm({'name': 'Django', 'language': 'P'}, auto_id=False)
         self.assertHTMLEqual(str(f['language']), """<select class="foo" name="language" required>
-<option value="P" selected="selected">Python</option>
+<option value="P" selected>Python</option>
 <option value="J">Java</option>
 </select>""")
 
@@ -558,7 +558,7 @@ class FormsTestCase(SimpleTestCase):
 </select>""")
         f = FrameworkForm({'name': 'Django', 'language': 'P'}, auto_id=False)
         self.assertHTMLEqual(str(f['language']), """<select class="foo" name="language" required>
-<option value="P" selected="selected">Python</option>
+<option value="P" selected>Python</option>
 <option value="J">Java</option>
 </select>""")
 
@@ -724,7 +724,7 @@ Java</label></li>
         self.assertHTMLEqual(str(f['name']), '<input type="text" name="name" value="Yesterday" required />')
         self.assertHTMLEqual(str(f['composers']), """<select multiple="multiple" name="composers" required>
 <option value="J">John Lennon</option>
-<option value="P" selected="selected">Paul McCartney</option>
+<option value="P" selected>Paul McCartney</option>
 </select>""")
 
     def test_form_with_disabled_fields(self):
@@ -1814,8 +1814,8 @@ Password: <input type="password" name="password" required /></li>"""
             """<li>Username: <input type="text" name="username" value="django" maxlength="10" required /></li>
 <li>Password: <input type="password" name="password" required /></li>
 <li>Options: <select multiple="multiple" name="options" required>
-<option value="f" selected="selected">foo</option>
-<option value="b" selected="selected">bar</option>
+<option value="f" selected>foo</option>
+<option value="b" selected>bar</option>
 <option value="w">whiz</option>
 </select></li>"""
         )
@@ -1858,8 +1858,8 @@ Options: <select multiple="multiple" name="options" required>
 <li><ul class="errorlist"><li>This field is required.</li></ul>
 Password: <input type="password" name="password" required /></li>
 <li>Options: <select multiple="multiple" name="options" required>
-<option value="f" selected="selected">foo</option>
-<option value="b" selected="selected">bar</option>
+<option value="f" selected>foo</option>
+<option value="b" selected>bar</option>
 <option value="w">whiz</option>
 </select></li>"""
         )
@@ -1888,8 +1888,8 @@ Password: <input type="password" name="password" required /></li>
 <li>Password: <input type="password" name="password" required /></li>
 <li>Options: <select multiple="multiple" name="options" required>
 <option value="f">foo</option>
-<option value="b" selected="selected">bar</option>
-<option value="w" selected="selected">whiz</option>
+<option value="b" selected>bar</option>
+<option value="w" selected>whiz</option>
 </select></li>"""
         )
         p = UserRegistration(initial={'username': initial_stephane, 'options': initial_options}, auto_id=False)
@@ -1898,8 +1898,8 @@ Password: <input type="password" name="password" required /></li>
             """<li>Username: <input type="text" name="username" value="stephane" maxlength="10" required /></li>
 <li>Password: <input type="password" name="password" required /></li>
 <li>Options: <select multiple="multiple" name="options" required>
-<option value="f" selected="selected">foo</option>
-<option value="b" selected="selected">bar</option>
+<option value="f" selected>foo</option>
+<option value="b" selected>bar</option>
 <option value="w">whiz</option>
 </select></li>"""
         )
@@ -2319,39 +2319,39 @@ Password: <input type="password" name="password" required />
 
         p = Person({'name': 'Joe'}, auto_id=False)
         self.assertHTMLEqual(str(p['is_cool']), """<select name="is_cool" required>
-<option value="1" selected="selected">Unknown</option>
+<option value="1" selected>Unknown</option>
 <option value="2">Yes</option>
 <option value="3">No</option>
 </select>""")
         p = Person({'name': 'Joe', 'is_cool': '1'}, auto_id=False)
         self.assertHTMLEqual(str(p['is_cool']), """<select name="is_cool" required>
-<option value="1" selected="selected">Unknown</option>
+<option value="1" selected>Unknown</option>
 <option value="2">Yes</option>
 <option value="3">No</option>
 </select>""")
         p = Person({'name': 'Joe', 'is_cool': '2'}, auto_id=False)
         self.assertHTMLEqual(str(p['is_cool']), """<select name="is_cool" required>
 <option value="1">Unknown</option>
-<option value="2" selected="selected">Yes</option>
+<option value="2" selected>Yes</option>
 <option value="3">No</option>
 </select>""")
         p = Person({'name': 'Joe', 'is_cool': '3'}, auto_id=False)
         self.assertHTMLEqual(str(p['is_cool']), """<select name="is_cool" required>
 <option value="1">Unknown</option>
 <option value="2">Yes</option>
-<option value="3" selected="selected">No</option>
+<option value="3" selected>No</option>
 </select>""")
         p = Person({'name': 'Joe', 'is_cool': True}, auto_id=False)
         self.assertHTMLEqual(str(p['is_cool']), """<select name="is_cool" required>
 <option value="1">Unknown</option>
-<option value="2" selected="selected">Yes</option>
+<option value="2" selected>Yes</option>
 <option value="3">No</option>
 </select>""")
         p = Person({'name': 'Joe', 'is_cool': False}, auto_id=False)
         self.assertHTMLEqual(str(p['is_cool']), """<select name="is_cool" required>
 <option value="1">Unknown</option>
 <option value="2">Yes</option>
-<option value="3" selected="selected">No</option>
+<option value="3" selected>No</option>
 </select>""")
 
     def test_forms_with_file_fields(self):
@@ -2715,7 +2715,7 @@ Good luck picking a username that doesn&#39;t already exist.</p>
 <label class="required" for="id_name">Name:</label> <input type="text" name="name" id="id_name" required /></li>
 <li class="required"><label class="required" for="id_is_cool">Is cool:</label>
 <select name="is_cool" id="id_is_cool" required>
-<option value="1" selected="selected">Unknown</option>
+<option value="1" selected>Unknown</option>
 <option value="2">Yes</option>
 <option value="3">No</option>
 </select></li>
@@ -2731,7 +2731,7 @@ Good luck picking a username that doesn&#39;t already exist.</p>
 <input type="text" name="name" id="id_name" required /></p>
 <p class="required"><label class="required" for="id_is_cool">Is cool:</label>
 <select name="is_cool" id="id_is_cool" required>
-<option value="1" selected="selected">Unknown</option>
+<option value="1" selected>Unknown</option>
 <option value="2">Yes</option>
 <option value="3">No</option>
 </select></p>
@@ -2749,7 +2749,7 @@ Good luck picking a username that doesn&#39;t already exist.</p>
 <input type="text" name="name" id="id_name" required /></td></tr>
 <tr class="required"><th><label class="required" for="id_is_cool">Is cool:</label></th>
 <td><select name="is_cool" id="id_is_cool" required>
-<option value="1" selected="selected">Unknown</option>
+<option value="1" selected>Unknown</option>
 <option value="2">Yes</option>
 <option value="3">No</option>
 </select></td></tr>
diff --git a/tests/forms_tests/tests/tests.py b/tests/forms_tests/tests/tests.py
index bc4aebd5c4..81a6feef2a 100644
--- a/tests/forms_tests/tests/tests.py
+++ b/tests/forms_tests/tests/tests.py
@@ -110,24 +110,24 @@ class ModelFormCallableModelDefault(TestCase):
         self.assertHTMLEqual(
             ChoiceFieldForm().as_p(),
             """<p><label for="id_choice">Choice:</label> <select name="choice" id="id_choice" required>
-<option value="1" selected="selected">ChoiceOption 1</option>
+<option value="1" selected>ChoiceOption 1</option>
 <option value="2">ChoiceOption 2</option>
 <option value="3">ChoiceOption 3</option>
 </select><input type="hidden" name="initial-choice" value="1" id="initial-id_choice" /></p>
 <p><label for="id_choice_int">Choice int:</label> <select name="choice_int" id="id_choice_int" required>
-<option value="1" selected="selected">ChoiceOption 1</option>
+<option value="1" selected>ChoiceOption 1</option>
 <option value="2">ChoiceOption 2</option>
 <option value="3">ChoiceOption 3</option>
 </select><input type="hidden" name="initial-choice_int" value="1" id="initial-id_choice_int" /></p>
 <p><label for="id_multi_choice">Multi choice:</label>
 <select multiple="multiple" name="multi_choice" id="id_multi_choice" required>
-<option value="1" selected="selected">ChoiceOption 1</option>
+<option value="1" selected>ChoiceOption 1</option>
 <option value="2">ChoiceOption 2</option>
 <option value="3">ChoiceOption 3</option>
 </select><input type="hidden" name="initial-multi_choice" value="1" id="initial-id_multi_choice_0" /></p>
 <p><label for="id_multi_choice_int">Multi choice int:</label>
 <select multiple="multiple" name="multi_choice_int" id="id_multi_choice_int" required>
-<option value="1" selected="selected">ChoiceOption 1</option>
+<option value="1" selected>ChoiceOption 1</option>
 <option value="2">ChoiceOption 2</option>
 <option value="3">ChoiceOption 3</option>
 </select><input type="hidden" name="initial-multi_choice_int" value="1" id="initial-id_multi_choice_int_0" /></p>"""
@@ -147,26 +147,26 @@ class ModelFormCallableModelDefault(TestCase):
             }).as_p(),
             """<p><label for="id_choice">Choice:</label> <select name="choice" id="id_choice" required>
 <option value="1">ChoiceOption 1</option>
-<option value="2" selected="selected">ChoiceOption 2</option>
+<option value="2" selected>ChoiceOption 2</option>
 <option value="3">ChoiceOption 3</option>
 </select><input type="hidden" name="initial-choice" value="2" id="initial-id_choice" /></p>
 <p><label for="id_choice_int">Choice int:</label> <select name="choice_int" id="id_choice_int" required>
 <option value="1">ChoiceOption 1</option>
-<option value="2" selected="selected">ChoiceOption 2</option>
+<option value="2" selected>ChoiceOption 2</option>
 <option value="3">ChoiceOption 3</option>
 </select><input type="hidden" name="initial-choice_int" value="2" id="initial-id_choice_int" /></p>
 <p><label for="id_multi_choice">Multi choice:</label>
 <select multiple="multiple" name="multi_choice" id="id_multi_choice" required>
 <option value="1">ChoiceOption 1</option>
-<option value="2" selected="selected">ChoiceOption 2</option>
-<option value="3" selected="selected">ChoiceOption 3</option>
+<option value="2" selected>ChoiceOption 2</option>
+<option value="3" selected>ChoiceOption 3</option>
 </select><input type="hidden" name="initial-multi_choice" value="2" id="initial-id_multi_choice_0" />
 <input type="hidden" name="initial-multi_choice" value="3" id="initial-id_multi_choice_1" /></p>
 <p><label for="id_multi_choice_int">Multi choice int:</label>
 <select multiple="multiple" name="multi_choice_int" id="id_multi_choice_int" required>
 <option value="1">ChoiceOption 1</option>
-<option value="2" selected="selected">ChoiceOption 2</option>
-<option value="3" selected="selected">ChoiceOption 3</option>
+<option value="2" selected>ChoiceOption 2</option>
+<option value="3" selected>ChoiceOption 3</option>
 </select><input type="hidden" name="initial-multi_choice_int" value="2" id="initial-id_multi_choice_int_0" />
 <input type="hidden" name="initial-multi_choice_int" value="3" id="initial-id_multi_choice_int_1" /></p>"""
         )
@@ -310,7 +310,7 @@ class EmptyLabelTestCase(TestCase):
             f.as_p(),
             """<p><label for="id_name">Name:</label> <input id="id_name" maxlength="10" name="name" type="text" required /></p>
 <p><label for="id_choice">Choice:</label> <select id="id_choice" name="choice">
-<option value="" selected="selected">No Preference</option>
+<option value="" selected>No Preference</option>
 <option value="f">Foo</option>
 <option value="b">Bar</option>
 </select></p>"""
@@ -323,7 +323,7 @@ class EmptyLabelTestCase(TestCase):
             """<p><label for="id_name">Name:</label> <input id="id_name" maxlength="10" name="name" type="text" required /></p>
 <p><label for="id_choice_string_w_none">Choice string w none:</label>
 <select id="id_choice_string_w_none" name="choice_string_w_none">
-<option value="" selected="selected">No Preference</option>
+<option value="" selected>No Preference</option>
 <option value="f">Foo</option>
 <option value="b">Bar</option>
 </select></p>"""
@@ -353,7 +353,7 @@ class EmptyLabelTestCase(TestCase):
             """<p><label for="id_name">Name:</label> <input id="id_name" maxlength="10" name="name" type="text" required /></p>
 <p><label for="id_choice_integer">Choice integer:</label>
 <select id="id_choice_integer" name="choice_integer">
-<option value="" selected="selected">No Preference</option>
+<option value="" selected>No Preference</option>
 <option value="1">Foo</option>
 <option value="2">Bar</option>
 </select></p>"""
@@ -373,7 +373,7 @@ class EmptyLabelTestCase(TestCase):
 <input id="id_name" maxlength="10" name="name" type="text" value="none-test" required /></p>
 <p><label for="id_choice_integer">Choice integer:</label>
 <select id="id_choice_integer" name="choice_integer">
-<option value="" selected="selected">No Preference</option>
+<option value="" selected>No Preference</option>
 <option value="1">Foo</option>
 <option value="2">Bar</option>
 </select></p>"""
@@ -388,7 +388,7 @@ class EmptyLabelTestCase(TestCase):
 <p><label for="id_choice_integer">Choice integer:</label>
 <select id="id_choice_integer" name="choice_integer">
 <option value="">No Preference</option>
-<option value="1" selected="selected">Foo</option>
+<option value="1" selected>Foo</option>
 <option value="2">Bar</option>
 </select></p>"""
         )
diff --git a/tests/forms_tests/widget_tests/test_multiwidget.py b/tests/forms_tests/widget_tests/test_multiwidget.py
index bb6f8bfc4f..5338104f5c 100644
--- a/tests/forms_tests/widget_tests/test_multiwidget.py
+++ b/tests/forms_tests/widget_tests/test_multiwidget.py
@@ -141,8 +141,8 @@ class MultiWidgetTest(WidgetTest):
             """
             <input type="text" name="name_0" value="some text" />
             <select multiple="multiple" name="name_1">
-                <option value="J" selected="selected">John</option>
-                <option value="P" selected="selected">Paul</option>
+                <option value="J" selected>John</option>
+                <option value="P" selected>Paul</option>
                 <option value="G">George</option>
                 <option value="R">Ringo</option>
             </select>
diff --git a/tests/forms_tests/widget_tests/test_nullbooleanselect.py b/tests/forms_tests/widget_tests/test_nullbooleanselect.py
index 42b1dbf7c1..b9d55200c5 100644
--- a/tests/forms_tests/widget_tests/test_nullbooleanselect.py
+++ b/tests/forms_tests/widget_tests/test_nullbooleanselect.py
@@ -12,7 +12,7 @@ class NullBooleanSelectTest(WidgetTest):
         self.check_html(self.widget, 'is_cool', True, html=(
             """<select name="is_cool">
             <option value="1">Unknown</option>
-            <option value="2" selected="selected">Yes</option>
+            <option value="2" selected>Yes</option>
             <option value="3">No</option>
             </select>"""
         ))
@@ -22,14 +22,14 @@ class NullBooleanSelectTest(WidgetTest):
             """<select name="is_cool">
             <option value="1">Unknown</option>
             <option value="2">Yes</option>
-            <option value="3" selected="selected">No</option>
+            <option value="3" selected>No</option>
             </select>"""
         ))
 
     def test_render_none(self):
         self.check_html(self.widget, 'is_cool', None, html=(
             """<select name="is_cool">
-            <option value="1" selected="selected">Unknown</option>
+            <option value="1" selected>Unknown</option>
             <option value="2">Yes</option>
             <option value="3">No</option>
             </select>"""
@@ -39,7 +39,7 @@ class NullBooleanSelectTest(WidgetTest):
         self.check_html(self.widget, 'is_cool', '2', html=(
             """<select name="is_cool">
             <option value="1">Unknown</option>
-            <option value="2" selected="selected">Yes</option>
+            <option value="2" selected>Yes</option>
             <option value="3">No</option>
             </select>"""
         ))
@@ -57,7 +57,7 @@ class NullBooleanSelectTest(WidgetTest):
                 """
                 <select name="id_bool">
                     <option value="1">Unbekannt</option>
-                    <option value="2" selected="selected">Ja</option>
+                    <option value="2" selected>Ja</option>
                     <option value="3">Nein</option>
                 </select>
                 """
diff --git a/tests/forms_tests/widget_tests/test_select.py b/tests/forms_tests/widget_tests/test_select.py
index 185352cda3..dde84c476f 100644
--- a/tests/forms_tests/widget_tests/test_select.py
+++ b/tests/forms_tests/widget_tests/test_select.py
@@ -19,7 +19,7 @@ class SelectTest(WidgetTest):
     def test_render(self):
         self.check_html(self.widget(choices=self.beatles), 'beatle', 'J', html=(
             """<select name="beatle">
-            <option value="J" selected="selected">John</option>
+            <option value="J" selected>John</option>
             <option value="P">Paul</option>
             <option value="G">George</option>
             <option value="R">Ringo</option>
@@ -61,7 +61,7 @@ class SelectTest(WidgetTest):
 
         self.check_html(self.widget(choices=choices), 'choices', '0', html=(
             """<select name="choices">
-            <option value="0" selected="selected">0</option>
+            <option value="0" selected>0</option>
             <option value="1">1</option>
             <option value="2">2</option>
             <option value="3">3</option>
@@ -80,7 +80,7 @@ class SelectTest(WidgetTest):
         self.check_html(widget, 'num', 2, html=(
             """<select name="num" class="super" id="super">
               <option value="1">1</option>
-              <option value="2" selected="selected">2</option>
+              <option value="2" selected>2</option>
               <option value="3">3</option>
             </select>"""
         ))
@@ -95,7 +95,7 @@ class SelectTest(WidgetTest):
             html=(
                 """<select name="num">
                 <option value="1">1</option>
-                <option value="2" selected="selected">2</option>
+                <option value="2" selected>2</option>
                 <option value="3">3</option>
                 </select>"""
             ),
@@ -106,7 +106,7 @@ class SelectTest(WidgetTest):
             html=(
                 """<select name="num">
                 <option value="1">1</option>
-                <option value="2" selected="selected">2</option>
+                <option value="2" selected>2</option>
                 <option value="3">3</option>
                 </select>"""
             ),
@@ -117,7 +117,7 @@ class SelectTest(WidgetTest):
             html=(
                 """<select name="num">
                 <option value="1">1</option>
-                <option value="2" selected="selected">2</option>
+                <option value="2" selected>2</option>
                 <option value="3">3</option>
                 </select>"""
             ),
@@ -128,7 +128,7 @@ class SelectTest(WidgetTest):
         self.check_html(widget, 'num', 2, html=(
             """<select name="num">
             <option value="1">1</option>
-            <option value="2" selected="selected">2</option>
+            <option value="2" selected>2</option>
             <option value="3">3</option>
             </select>"""
         ))
@@ -147,7 +147,7 @@ class SelectTest(WidgetTest):
             """<select name="num">
             <option value="0">0</option>
             <option value="1">1</option>
-            <option value="2" selected="selected">2</option>
+            <option value="2" selected>2</option>
             <option value="3">3</option>
             <option value="4">4</option>
             </select>"""
@@ -157,7 +157,7 @@ class SelectTest(WidgetTest):
             <option value="0">0</option>
             <option value="1">1</option>
             <option value="2">2</option>
-            <option value="3" selected="selected">3</option>
+            <option value="3" selected>3</option>
             <option value="4">4</option>
             </select>"""
         ))
@@ -177,7 +177,7 @@ class SelectTest(WidgetTest):
             'email', 'ŠĐĆŽćžšđ',
             html=(
                 """<select name="email">
-                <option value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" selected="selected">
+                <option value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" selected>
                     \u0160\u0110abc\u0106\u017d\u0107\u017e\u0161\u0111
                 </option>
                 <option value="\u0107\u017e\u0161\u0111">abc\u0107\u017e\u0161\u0111</option>
@@ -202,7 +202,7 @@ class SelectTest(WidgetTest):
     def test_choices_select_outer(self):
         self.check_html(self.nested_widget, 'nestchoice', 'outer1', html=(
             """<select name="nestchoice">
-            <option value="outer1" selected="selected">Outer 1</option>
+            <option value="outer1" selected>Outer 1</option>
             <optgroup label="Group &quot;1&quot;">
             <option value="inner1">Inner 1</option>
             <option value="inner2">Inner 2</option>
@@ -215,7 +215,7 @@ class SelectTest(WidgetTest):
             """<select name="nestchoice">
             <option value="outer1">Outer 1</option>
             <optgroup label="Group &quot;1&quot;">
-            <option value="inner1" selected="selected">Inner 1</option>
+            <option value="inner1" selected>Inner 1</option>
             <option value="inner2">Inner 2</option>
             </optgroup>
             </select>"""
diff --git a/tests/forms_tests/widget_tests/test_selectdatewidget.py b/tests/forms_tests/widget_tests/test_selectdatewidget.py
index 6efa240b66..b155c946e6 100644
--- a/tests/forms_tests/widget_tests/test_selectdatewidget.py
+++ b/tests/forms_tests/widget_tests/test_selectdatewidget.py
@@ -101,7 +101,7 @@ class SelectDateWidgetTest(WidgetTest):
                 <option value="1">January</option>
                 <option value="2">February</option>
                 <option value="3">March</option>
-                <option value="4" selected="selected">April</option>
+                <option value="4" selected>April</option>
                 <option value="5">May</option>
                 <option value="6">June</option>
                 <option value="7">July</option>
@@ -128,7 +128,7 @@ class SelectDateWidgetTest(WidgetTest):
                 <option value="12">12</option>
                 <option value="13">13</option>
                 <option value="14">14</option>
-                <option value="15" selected="selected">15</option>
+                <option value="15" selected>15</option>
                 <option value="16">16</option>
                 <option value="17">17</option>
                 <option value="18">18</option>
@@ -152,7 +152,7 @@ class SelectDateWidgetTest(WidgetTest):
                 <option value="2007">2007</option>
                 <option value="2008">2008</option>
                 <option value="2009">2009</option>
-                <option value="2010" selected="selected">2010</option>
+                <option value="2010" selected>2010</option>
                 <option value="2011">2011</option>
                 <option value="2012">2012</option>
                 <option value="2013">2013</option>
@@ -178,7 +178,7 @@ class SelectDateWidgetTest(WidgetTest):
             <select name="mydate_month" id="id_mydate_month">
                 <option value="0">---</option>
                 <option value="1">January</option>
-                <option value="2" selected="selected">February</option>
+                <option value="2" selected>February</option>
                 <option value="3">March</option>
                 <option value="4">April</option>
                 <option value="5">May</option>
@@ -223,7 +223,7 @@ class SelectDateWidgetTest(WidgetTest):
                 <option value="28">28</option>
                 <option value="29">29</option>
                 <option value="30">30</option>
-                <option value="31" selected="selected">31</option>
+                <option value="31" selected>31</option>
             </select>
 
             <select name="mydate_year" id="id_mydate_year">
@@ -231,7 +231,7 @@ class SelectDateWidgetTest(WidgetTest):
                 <option value="2007">2007</option>
                 <option value="2008">2008</option>
                 <option value="2009">2009</option>
-                <option value="2010" selected="selected">2010</option>
+                <option value="2010" selected>2010</option>
                 <option value="2011">2011</option>
                 <option value="2012">2012</option>
                 <option value="2013">2013</option>
@@ -415,7 +415,7 @@ class SelectDateWidgetTest(WidgetTest):
                 <option value="10">10</option>
                 <option value="11">11</option>
                 <option value="12">12</option>
-                <option value="13" selected="selected">13</option>
+                <option value="13" selected>13</option>
                 <option value="14">14</option>
                 <option value="15">15</option>
                 <option value="16">16</option>
@@ -445,7 +445,7 @@ class SelectDateWidgetTest(WidgetTest):
                 <option value="5">mei</option>
                 <option value="6">juni</option>
                 <option value="7">juli</option>
-                <option value="8" selected="selected">augustus</option>
+                <option value="8" selected>augustus</option>
                 <option value="9">september</option>
                 <option value="10">oktober</option>
                 <option value="11">november</option>
@@ -457,7 +457,7 @@ class SelectDateWidgetTest(WidgetTest):
                 <option value="2007">2007</option>
                 <option value="2008">2008</option>
                 <option value="2009">2009</option>
-                <option value="2010" selected="selected">2010</option>
+                <option value="2010" selected>2010</option>
                 <option value="2011">2011</option>
                 <option value="2012">2012</option>
                 <option value="2013">2013</option>
@@ -469,7 +469,7 @@ class SelectDateWidgetTest(WidgetTest):
         )
 
         # Even with an invalid date, the widget should reflect the entered value (#17401).
-        self.assertEqual(w.render('mydate', '2010-02-30').count('selected="selected"'), 3)
+        self.assertEqual(w.render('mydate', '2010-02-30').count('selected'), 3)
 
         # Years before 1900 should work.
         w = SelectDateWidget(years=('1899',))
diff --git a/tests/forms_tests/widget_tests/test_selectmultiple.py b/tests/forms_tests/widget_tests/test_selectmultiple.py
index 3430d68113..41dd6a4eb7 100644
--- a/tests/forms_tests/widget_tests/test_selectmultiple.py
+++ b/tests/forms_tests/widget_tests/test_selectmultiple.py
@@ -10,7 +10,7 @@ class SelectMultipleTest(WidgetTest):
     def test_render_selected(self):
         self.check_html(self.widget(choices=self.beatles), 'beatles', ['J'], html=(
             """<select multiple="multiple" name="beatles">
-            <option value="J" selected="selected">John</option>
+            <option value="J" selected>John</option>
             <option value="P">Paul</option>
             <option value="G">George</option>
             <option value="R">Ringo</option>
@@ -20,8 +20,8 @@ class SelectMultipleTest(WidgetTest):
     def test_render_multiple_selected(self):
         self.check_html(self.widget(choices=self.beatles), 'beatles', ['J', 'P'], html=(
             """<select multiple="multiple" name="beatles">
-            <option value="J" selected="selected">John</option>
-            <option value="P" selected="selected">Paul</option>
+            <option value="J" selected>John</option>
+            <option value="P" selected>Paul</option>
             <option value="G">George</option>
             <option value="R">Ringo</option>
             </select>"""
@@ -60,11 +60,11 @@ class SelectMultipleTest(WidgetTest):
         """
         self.check_html(self.widget(choices=self.numeric_choices), 'choices', ['0'], html=(
             """<select multiple="multiple" name="choices">
-            <option value="0" selected="selected">0</option>
+            <option value="0" selected>0</option>
             <option value="1">1</option>
             <option value="2">2</option>
             <option value="3">3</option>
-            <option value="0" selected="selected">extra</option>
+            <option value="0" selected>extra</option>
             </select>"""
         ))
 
@@ -75,9 +75,9 @@ class SelectMultipleTest(WidgetTest):
         """
         self.check_html(self.widget(choices=self.beatles), 'beatles', ['J', 'G', 'foo'], html=(
             """<select multiple="multiple" name="beatles">
-            <option value="J" selected="selected">John</option>
+            <option value="J" selected>John</option>
             <option value="P">Paul</option>
-            <option value="G" selected="selected">George</option>
+            <option value="G" selected>George</option>
             <option value="R">Ringo</option>
             </select>"""
         ))
@@ -88,7 +88,7 @@ class SelectMultipleTest(WidgetTest):
         self.check_html(self.widget(choices=choices), 'nums', [2], html=(
             """<select multiple="multiple" name="nums">
             <option value="1">1</option>
-            <option value="2" selected="selected">2</option>
+            <option value="2" selected>2</option>
             <option value="3">3</option>
             </select>"""
         ))
@@ -96,7 +96,7 @@ class SelectMultipleTest(WidgetTest):
         self.check_html(self.widget(choices=choices), 'nums', ['2'], html=(
             """<select multiple="multiple" name="nums">
             <option value="1">1</option>
-            <option value="2" selected="selected">2</option>
+            <option value="2" selected>2</option>
             <option value="3">3</option>
             </select>"""
         ))
@@ -104,7 +104,7 @@ class SelectMultipleTest(WidgetTest):
         self.check_html(self.widget(choices=choices), 'nums', [2], html=(
             """<select multiple="multiple" name="nums">
             <option value="1">1</option>
-            <option value="2" selected="selected">2</option>
+            <option value="2" selected>2</option>
             <option value="3">3</option>
             </select>"""
         ))
@@ -116,10 +116,10 @@ class SelectMultipleTest(WidgetTest):
         ))
         self.check_html(widget, 'nestchoice', ['outer1', 'inner2'], html=(
             """<select multiple="multiple" name="nestchoice">
-            <option value="outer1" selected="selected">Outer 1</option>
+            <option value="outer1" selected>Outer 1</option>
             <optgroup label="Group &quot;1&quot;">
             <option value="inner1">Inner 1</option>
-            <option value="inner2" selected="selected">Inner 2</option>
+            <option value="inner2" selected>Inner 2</option>
             </optgroup>
             </select>"""
         ))