text: # -*- coding: utf-8 -*-
  tests = r"""
  >>> from django.forms import *
  >>> from django.utils.encoding import force_unicode
  >>> import datetime
  >>> import time
  >>> import re
  >>> from decimal import Decimal
  
  ###############
  # Extra stuff #
  ###############
  
  The forms library comes with some extra, higher-level Field and Widget
  classes that demonstrate some of the library's abilities.
  
  # SelectDateWidget ############################################################
  
  >>> from django.forms.extras import SelectDateWidget
  >>> w = SelectDateWidget(years=('2007','2008','2009','2010','2011','2012','2013','2014','2015','2016'))
  >>> print w.render('mydate', '')
  <select name="mydate_month" id="id_mydate_month">
  <option value="0">---</option>
  <option value="1">January</option>
  <option value="2">February</option>
  <option value="3">March</option>
  <option value="4">April</option>
  <option value="5">May</option>
  <option value="6">June</option>
  <option value="7">July</option>
  <option value="8">August</option>
  <option value="9">September</option>
  <option value="10">October</option>
  <option value="11">November</option>
  <option value="12">December</option>
  </select>
  <select name="mydate_day" id="id_mydate_day">
  <option value="0">---</option>
  <option value="1">1</option>
  <option value="2">2</option>
  <option value="3">3</option>
  <option value="4">4</option>
  <option value="5">5</option>
  <option value="6">6</option>
  <option value="7">7</option>
  <option value="8">8</option>
  <option value="9">9</option>
  <option value="10">10</option>
  <option value="11">11</option>
  <option value="12">12</option>
  <option value="13">13</option>
  <option value="14">14</option>
  <option value="15">15</option>
  <option value="16">16</option>
  <option value="17">17</option>
  <option value="18">18</option>
  <option value="19">19</option>
  <option value="20">20</option>
  <option value="21">21</option>
  <option value="22">22</option>
  <option value="23">23</option>
  <option value="24">24</option>
  <option value="25">25</option>
  <option value="26">26</option>
  <option value="27">27</option>
  <option value="28">28</option>
  <option value="29">29</option>
  <option value="30">30</option>
  <option value="31">31</option>
  </select>
  <select name="mydate_year" id="id_mydate_year">
  <option value="0">---</option>
  <option value="2007">2007</option>
  <option value="2008">2008</option>
  <option value="2009">2009</option>
  <option value="2010">2010</option>
  <option value="2011">2011</option>
  <option value="2012">2012</option>
  <option value="2013">2013</option>
  <option value="2014">2014</option>
  <option value="2015">2015</option>
  <option value="2016">2016</option>
  </select>
  >>> w.render('mydate', None) == w.render('mydate', '')
  True
  >>> print w.render('mydate', '2010-04-15')
  <select name="mydate_month" id="id_mydate_month">
  <option value="1">January</option>
  <option value="2">February</option>
  <option value="3">March</option>
  <option value="4" selected="selected">April</option>
  <option value="5">May</option>
  <option value="6">June</option>
  <option value="7">July</option>
  <option value="8">August</option>
  <option value="9">September</option>
  <option value="10">October</option>
  <option value="11">November</option>
  <option value="12">December</option>
  </select>
  <select name="mydate_day" id="id_mydate_day">
  <option value="1">1</option>
  <option value="2">2</option>
  <option value="3">3</option>
  <option value="4">4</option>
  <option value="5">5</option>
  <option value="6">6</option>
  <option value="7">7</option>
  <option value="8">8</option>
  <option value="9">9</option>
  <option value="10">10</option>
  <option value="11">11</option>
  <option value="12">12</option>
  <option value="13">13</option>
  <option value="14">14</option>
  <option value="15" selected="selected">15</option>
  <option value="16">16</option>
  <option value="17">17</option>
  <option value="18">18</option>
  <option value="19">19</option>
  <option value="20">20</option>
  <option value="21">21</option>
  <option value="22">22</option>
  <option value="23">23</option>
  <option value="24">24</option>
  <option value="25">25</option>
  <option value="26">26</option>
  <option value="27">27</option>
  <option value="28">28</option>
  <option value="29">29</option>
  <option value="30">30</option>
  <option value="31">31</option>
  </select>
  <select name="mydate_year" id="id_mydate_year">
  <option value="2007">2007</option>
  <option value="2008">2008</option>
  <option value="2009">2009</option>
  <option value="2010" selected="selected">2010</option>
  <option value="2011">2011</option>
  <option value="2012">2012</option>
  <option value="2013">2013</option>
  <option value="2014">2014</option>
  <option value="2015">2015</option>
  <option value="2016">2016</option>
  </select>
  
  Accepts a datetime or a string:
  
  >>> w.render('mydate', datetime.date(2010, 4, 15)) == w.render('mydate', '2010-04-15')
  True
  
  Invalid dates still render the failed date:
  >>> print w.render('mydate', '2010-02-31')
  <select name="mydate_month" id="id_mydate_month">
  <option value="1">January</option>
  <option value="2" selected="selected">February</option>
  <option value="3">March</option>
  <option value="4">April</option>
  <option value="5">May</option>
  <option value="6">June</option>
  <option value="7">July</option>
  <option value="8">August</option>
  <option value="9">September</option>
  <option value="10">October</option>
  <option value="11">November</option>
  <option value="12">December</option>
  </select>
  <select name="mydate_day" id="id_mydate_day">
  <option value="1">1</option>
  <option value="2">2</option>
  <option value="3">3</option>
  <option value="4">4</option>
  <option value="5">5</option>
  <option value="6">6</option>
  <option value="7">7</option>
  <option value="8">8</option>
  <option value="9">9</option>
  <option value="10">10</option>
  <option value="11">11</option>
  <option value="12">12</option>
  <option value="13">13</option>
  <option value="14">14</option>
  <option value="15">15</option>
  <option value="16">16</option>
  <option value="17">17</option>
  <option value="18">18</option>
  <option value="19">19</option>
  <option value="20">20</option>
  <option value="21">21</option>
  <option value="22">22</option>
  <option value="23">23</option>
  <option value="24">24</option>
  <option value="25">25</option>
  <option value="26">26</option>
  <option value="27">27</option>
  <option value="28">28</option>
  <option value="29">29</option>
  <option value="30">30</option>
  <option value="31" selected="selected">31</option>
  </select>
  <select name="mydate_year" id="id_mydate_year">
  <option value="2007">2007</option>
  <option value="2008">2008</option>
  <option value="2009">2009</option>
  <option value="2010" selected="selected">2010</option>
  <option value="2011">2011</option>
  <option value="2012">2012</option>
  <option value="2013">2013</option>
  <option value="2014">2014</option>
  <option value="2015">2015</option>
  <option value="2016">2016</option>
  </select>
  
  Using a SelectDateWidget in a form:
  
  >>> w = SelectDateWidget(years=('2007','2008','2009','2010','2011','2012','2013','2014','2015','2016'), required=False)
  >>> print w.render('mydate', '')
  <select name="mydate_month" id="id_mydate_month">
  <option value="0">---</option>
  <option value="1">January</option>
  <option value="2">February</option>
  <option value="3">March</option>
  <option value="4">April</option>
  <option value="5">May</option>
  <option value="6">June</option>
  <option value="7">July</option>
  <option value="8">August</option>
  <option value="9">September</option>
  <option value="10">October</option>
  <option value="11">November</option>
  <option value="12">December</option>
  </select>
  <select name="mydate_day" id="id_mydate_day">
  <option value="0">---</option>
  <option value="1">1</option>
  <option value="2">2</option>
  <option value="3">3</option>
  <option value="4">4</option>
  <option value="5">5</option>
  <option value="6">6</option>
  <option value="7">7</option>
  <option value="8">8</option>
  <option value="9">9</option>
  <option value="10">10</option>
  <option value="11">11</option>
  <option value="12">12</option>
  <option value="13">13</option>
  <option value="14">14</option>
  <option value="15">15</option>
  <option value="16">16</option>
  <option value="17">17</option>
  <option value="18">18</option>
  <option value="19">19</option>
  <option value="20">20</option>
  <option value="21">21</option>
  <option value="22">22</option>
  <option value="23">23</option>
  <option value="24">24</option>
  <option value="25">25</option>
  <option value="26">26</option>
  <option value="27">27</option>
  <option value="28">28</option>
  <option value="29">29</option>
  <option value="30">30</option>
  <option value="31">31</option>
  </select>
  <select name="mydate_year" id="id_mydate_year">
  <option value="0">---</option>
  <option value="2007">2007</option>
  <option value="2008">2008</option>
  <option value="2009">2009</option>
  <option value="2010">2010</option>
  <option value="2011">2011</option>
  <option value="2012">2012</option>
  <option value="2013">2013</option>
  <option value="2014">2014</option>
  <option value="2015">2015</option>
  <option value="2016">2016</option>
  </select>
  >>> print w.render('mydate', '2010-04-15')
  <select name="mydate_month" id="id_mydate_month">
  <option value="0">---</option>
  <option value="1">January</option>
  <option value="2">February</option>
  <option value="3">March</option>
  <option value="4" selected="selected">April</option>
  <option value="5">May</option>
  <option value="6">June</option>
  <option value="7">July</option>
  <option value="8">August</option>
  <option value="9">September</option>
  <option value="10">October</option>
  <option value="11">November</option>
  <option value="12">December</option>
  </select>
  <select name="mydate_day" id="id_mydate_day">
  <option value="0">---</option>
  <option value="1">1</option>
  <option value="2">2</option>
  <option value="3">3</option>
  <option value="4">4</option>
  <option value="5">5</option>
  <option value="6">6</option>
  <option value="7">7</option>
  <option value="8">8</option>
  <option value="9">9</option>
  <option value="10">10</option>
  <option value="11">11</option>
  <option value="12">12</option>
  <option value="13">13</option>
  <option value="14">14</option>
  <option value="15" selected="selected">15</option>
  <option value="16">16</option>
  <option value="17">17</option>
  <option value="18">18</option>
  <option value="19">19</option>
  <option value="20">20</option>
  <option value="21">21</option>
  <option value="22">22</option>
  <option value="23">23</option>
  <option value="24">24</option>
  <option value="25">25</option>
  <option value="26">26</option>
  <option value="27">27</option>
  <option value="28">28</option>
  <option value="29">29</option>
  <option value="30">30</option>
  <option value="31">31</option>
  </select>
  <select name="mydate_year" id="id_mydate_year">
  <option value="0">---</option>
  <option value="2007">2007</option>
  <option value="2008">2008</option>
  <option value="2009">2009</option>
  <option value="2010" selected="selected">2010</option>
  <option value="2011">2011</option>
  <option value="2012">2012</option>
  <option value="2013">2013</option>
  <option value="2014">2014</option>
  <option value="2015">2015</option>
  <option value="2016">2016</option>
  </select>
  >>> class GetDate(Form):
  ...     mydate = DateField(widget=SelectDateWidget)
  >>> a = GetDate({'mydate_month':'4', 'mydate_day':'1', 'mydate_year':'2008'})
  >>> print a.is_valid()
  True
  >>> print a.cleaned_data['mydate']
  2008-04-01
  
  As with any widget that implements get_value_from_datadict,
  we must be prepared to accept the input from the "as_hidden"
  rendering as well.
  
  >>> print a['mydate'].as_hidden()
  <input type="hidden" name="mydate" value="2008-4-1" id="id_mydate" />
  >>> b=GetDate({'mydate':'2008-4-1'})
  >>> print b.is_valid()
  True
  >>> print b.cleaned_data['mydate']
  2008-04-01
  
  
  USE_L10N tests
  
  >>> from django.utils import  translation
  >>> translation.activate('nl')
  >>> from django.conf import settings
  >>> settings.USE_L10N=True
  
  >>> w.value_from_datadict({'date_year': '2010', 'date_month': '8', 'date_day': '13'}, {}, 'date')
  '13-08-2010'
  
  >>> print w.render('date', '13-08-2010')
  <select name="date_day" id="id_date_day">
  <option value="0">---</option>
  <option value="1">1</option>
  <option value="2">2</option>
  <option value="3">3</option>
  <option value="4">4</option>
  <option value="5">5</option>
  <option value="6">6</option>
  <option value="7">7</option>
  <option value="8">8</option>
  <option value="9">9</option>
  <option value="10">10</option>
  <option value="11">11</option>
  <option value="12">12</option>
  <option value="13" selected="selected">13</option>
  <option value="14">14</option>
  <option value="15">15</option>
  <option value="16">16</option>
  <option value="17">17</option>
  <option value="18">18</option>
  <option value="19">19</option>
  <option value="20">20</option>
  <option value="21">21</option>
  <option value="22">22</option>
  <option value="23">23</option>
  <option value="24">24</option>
  <option value="25">25</option>
  <option value="26">26</option>
  <option value="27">27</option>
  <option value="28">28</option>
  <option value="29">29</option>
  <option value="30">30</option>
  <option value="31">31</option>
  </select>
  <select name="date_month" id="id_date_month">
  <option value="0">---</option>
  <option value="1">januari</option>
  <option value="2">februari</option>
  <option value="3">maart</option>
  <option value="4">april</option>
  <option value="5">mei</option>
  <option value="6">juni</option>
  <option value="7">juli</option>
  <option value="8" selected="selected">augustus</option>
  <option value="9">september</option>
  <option value="10">oktober</option>
  <option value="11">november</option>
  <option value="12">december</option>
  </select>
  <select name="date_year" id="id_date_year">
  <option value="0">---</option>
  <option value="2007">2007</option>
  <option value="2008">2008</option>
  <option value="2009">2009</option>
  <option value="2010" selected="selected">2010</option>
  <option value="2011">2011</option>
  <option value="2012">2012</option>
  <option value="2013">2013</option>
  <option value="2014">2014</option>
  <option value="2015">2015</option>
  <option value="2016">2016</option>
  </select>
  
  Years before 1900 work
  >>> w = SelectDateWidget(years=('1899',))
  >>> w.value_from_datadict({'date_year': '1899', 'date_month': '8', 'date_day': '13'}, {}, 'date')
  '13-08-1899'
  
  >>> translation.deactivate()
  
  # MultiWidget and MultiValueField #############################################
  # MultiWidgets are widgets composed of other widgets. They are usually
  # combined with MultiValueFields - a field that is composed of other fields.
  # MulitWidgets can themselved be composed of other MultiWidgets.
  # SplitDateTimeWidget is one example of a MultiWidget.
  
  >>> class ComplexMultiWidget(MultiWidget):
  ...     def __init__(self, attrs=None):
  ...         widgets = (
  ...             TextInput(),
  ...             SelectMultiple(choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))),
  ...             SplitDateTimeWidget(),
  ...         )
  ...         super(ComplexMultiWidget, self).__init__(widgets, attrs)
  ...
  ...     def decompress(self, value):
  ...         if value:
  ...             data = value.split(',')
  ...             return [data[0], data[1], datetime.datetime(*time.strptime(data[2], "%Y-%m-%d %H:%M:%S")[0:6])]
  ...         return [None, None, None]
  ...     def format_output(self, rendered_widgets):
  ...         return u'\n'.join(rendered_widgets)
  >>> w = ComplexMultiWidget()
  >>> print w.render('name', 'some text,JP,2007-04-25 06:24:00')
  <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="G">George</option>
  <option value="R">Ringo</option>
  </select>
  <input type="text" name="name_2_0" value="2007-04-25" /><input type="text" name="name_2_1" value="06:24:00" />
  
  >>> class ComplexField(MultiValueField):
  ...     def __init__(self, required=True, widget=None, label=None, initial=None):
  ...         fields = (
  ...             CharField(),
  ...             MultipleChoiceField(choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))),
  ...             SplitDateTimeField()
  ...         )
  ...         super(ComplexField, self).__init__(fields, required, widget, label, initial)
  ...
  ...     def compress(self, data_list):
  ...         if data_list:
  ...             return '%s,%s,%s' % (data_list[0],''.join(data_list[1]),data_list[2])
  ...         return None
  
  >>> f = ComplexField(widget=w)
  >>> f.clean(['some text', ['J','P'], ['2007-04-25','6:24:00']])
  u'some text,JP,2007-04-25 06:24:00'
  >>> f.clean(['some text',['X'], ['2007-04-25','6:24:00']])
  Traceback (most recent call last):
  ...
  ValidationError: [u'Select a valid choice. X is not one of the available choices.']
  
  # If insufficient data is provided, None is substituted
  >>> f.clean(['some text',['JP']])
  Traceback (most recent call last):
  ...
  ValidationError: [u'This field is required.']
  
  >>> class ComplexFieldForm(Form):
  ...     field1 = ComplexField(widget=w)
  >>> f = ComplexFieldForm()
  >>> print f
  <tr><th><label for="id_field1_0">Field1:</label></th><td><input type="text" name="field1_0" id="id_field1_0" />
  <select multiple="multiple" name="field1_1" id="id_field1_1">
  <option value="J">John</option>
  <option value="P">Paul</option>
  <option value="G">George</option>
  <option value="R">Ringo</option>
  </select>
  <input type="text" name="field1_2_0" id="id_field1_2_0" /><input type="text" name="field1_2_1" id="id_field1_2_1" /></td></tr>
  
  >>> f = ComplexFieldForm({'field1_0':'some text','field1_1':['J','P'], 'field1_2_0':'2007-04-25', 'field1_2_1':'06:24:00'})
  >>> print f
  <tr><th><label for="id_field1_0">Field1:</label></th><td><input type="text" name="field1_0" value="some text" id="id_field1_0" />
  <select multiple="multiple" name="field1_1" id="id_field1_1">
  <option value="J" selected="selected">John</option>
  <option value="P" selected="selected">Paul</option>
  <option value="G">George</option>
  <option value="R">Ringo</option>
  </select>
  <input type="text" name="field1_2_0" value="2007-04-25" id="id_field1_2_0" /><input type="text" name="field1_2_1" value="06:24:00" id="id_field1_2_1" /></td></tr>
  
  >>> f.cleaned_data['field1']
  u'some text,JP,2007-04-25 06:24:00'
  
  
  # IPAddressField ##################################################################
  
  >>> f = IPAddressField()
  >>> f.clean('')
  Traceback (most recent call last):
  ...
  ValidationError: [u'This field is required.']
  >>> f.clean(None)
  Traceback (most recent call last):
  ...
  ValidationError: [u'This field is required.']
  >>> f.clean('127.0.0.1')
  u'127.0.0.1'
  >>> f.clean('foo')
  Traceback (most recent call last):
  ...
  ValidationError: [u'Enter a valid IPv4 address.']
  >>> f.clean('127.0.0.')
  Traceback (most recent call last):
  ...
  ValidationError: [u'Enter a valid IPv4 address.']
  >>> f.clean('1.2.3.4.5')
  Traceback (most recent call last):
  ...
  ValidationError: [u'Enter a valid IPv4 address.']
  >>> f.clean('256.125.1.5')
  Traceback (most recent call last):
  ...
  ValidationError: [u'Enter a valid IPv4 address.']
  
  >>> f = IPAddressField(required=False)
  >>> f.clean('')
  u''
  >>> f.clean(None)
  u''
  >>> f.clean('127.0.0.1')
  u'127.0.0.1'
  >>> f.clean('foo')
  Traceback (most recent call last):
  ...
  ValidationError: [u'Enter a valid IPv4 address.']
  >>> f.clean('127.0.0.')
  Traceback (most recent call last):
  ...
  ValidationError: [u'Enter a valid IPv4 address.']
  >>> f.clean('1.2.3.4.5')
  Traceback (most recent call last):
  ...
  ValidationError: [u'Enter a valid IPv4 address.']
  >>> f.clean('256.125.1.5')
  Traceback (most recent call last):
  ...
  ValidationError: [u'Enter a valid IPv4 address.']
  
  #################################
  # Tests of underlying functions #
  #################################
  
  # smart_unicode tests
  >>> from django.utils.encoding import smart_unicode
  >>> class Test:
  ...     def __str__(self):
  ...        return 'ŠĐĆŽćžšđ'
  >>> class TestU:
  ...     def __str__(self):
  ...        return 'Foo'
  ...     def __unicode__(self):
  ...        return u'\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111'
  >>> smart_unicode(Test())
  u'\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111'
  >>> smart_unicode(TestU())
  u'\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111'
  >>> smart_unicode(1)
  u'1'
  >>> smart_unicode('foo')
  u'foo'
  
  
  ####################################
  # Test accessing errors in clean() #
  ####################################
  
  >>> class UserForm(Form):
  ...     username = CharField(max_length=10)
  ...     password = CharField(widget=PasswordInput)
  ...     def clean(self):
  ...         data = self.cleaned_data
  ...         if not self.errors:
  ...             data['username'] = data['username'].lower()
  ...         return data
  
  >>> f = UserForm({'username': 'SirRobin', 'password': 'blue'})
  >>> f.is_valid()
  True
  >>> f.cleaned_data['username']
  u'sirrobin'
  
  #######################################
  # Test overriding ErrorList in a form #
  #######################################
  
  >>> from django.forms.util import ErrorList
  >>> class DivErrorList(ErrorList):
  ...     def __unicode__(self):
  ...         return self.as_divs()
  ...     def as_divs(self):
  ...         if not self: return u''
  ...         return u'<div class="errorlist">%s</div>' % ''.join([u'<div class="error">%s</div>' % force_unicode(e) for e in self])
  >>> class CommentForm(Form):
  ...     name = CharField(max_length=50, required=False)
  ...     email = EmailField()
  ...     comment = CharField()
  >>> data = dict(email='invalid')
  >>> f = CommentForm(data, auto_id=False, error_class=DivErrorList)
  >>> print f.as_p()
  <p>Name: <input type="text" name="name" maxlength="50" /></p>
  <div class="errorlist"><div class="error">Enter a valid e-mail address.</div></div>
  <p>Email: <input type="text" name="email" value="invalid" /></p>
  <div class="errorlist"><div class="error">This field is required.</div></div>
  <p>Comment: <input type="text" name="comment" /></p>
  
  #################################
  # Test multipart-encoded form #
  #################################
  
  >>> class FormWithoutFile(Form):
  ...     username = CharField()
  >>> class FormWithFile(Form):
  ...     username = CharField()
  ...     file = FileField()
  >>> class FormWithImage(Form):
  ...     image = ImageField()
  
  >>> FormWithoutFile().is_multipart()
  False
  >>> FormWithFile().is_multipart()
  True
  >>> FormWithImage().is_multipart()
  True
  
  """
  