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# -*- coding: utf-8 -*-
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>>> from django.forms import *
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>>> from django.utils.encoding import force_unicode
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... from decimal import Decimal
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... except ImportError:
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... from django.utils._decimal import Decimal
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The forms library comes with some extra, higher-level Field and Widget
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classes that demonstrate some of the library's abilities.
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# SelectDateWidget ############################################################
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>>> from django.forms.extras import SelectDateWidget
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>>> w = SelectDateWidget(years=('2007','2008','2009','2010','2011','2012','2013','2014','2015','2016'))
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>>> print w.render('mydate', '')
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<select name="mydate_month" id="id_mydate_month">
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<option value="0">---</option>
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<option value="1">January</option>
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<option value="2">February</option>
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<option value="3">March</option>
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<option value="4">April</option>
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<option value="5">May</option>
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<option value="6">June</option>
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<option value="7">July</option>
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<option value="8">August</option>
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<option value="9">September</option>
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<option value="10">October</option>
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<option value="11">November</option>
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<option value="12">December</option>
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<select name="mydate_day" id="id_mydate_day">
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<option value="0">---</option>
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<option value="1">1</option>
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<option value="2">2</option>
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<option value="3">3</option>
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<option value="4">4</option>
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<option value="5">5</option>
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<option value="6">6</option>
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<option value="7">7</option>
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<option value="8">8</option>
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<option value="9">9</option>
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<option value="10">10</option>
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<option value="11">11</option>
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<option value="12">12</option>
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<option value="13">13</option>
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<option value="14">14</option>
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<option value="15">15</option>
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<option value="16">16</option>
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<option value="17">17</option>
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<option value="18">18</option>
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<option value="19">19</option>
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<option value="20">20</option>
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<option value="21">21</option>
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<option value="22">22</option>
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<option value="23">23</option>
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<option value="24">24</option>
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<option value="25">25</option>
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<option value="26">26</option>
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<option value="27">27</option>
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<option value="28">28</option>
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<option value="29">29</option>
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<option value="30">30</option>
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<option value="31">31</option>
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<select name="mydate_year" id="id_mydate_year">
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<option value="0">---</option>
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<option value="2007">2007</option>
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<option value="2008">2008</option>
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<option value="2009">2009</option>
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<option value="2010">2010</option>
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<option value="2011">2011</option>
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<option value="2012">2012</option>
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<option value="2013">2013</option>
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<option value="2014">2014</option>
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<option value="2015">2015</option>
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<option value="2016">2016</option>
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>>> w.render('mydate', None) == w.render('mydate', '')
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>>> print w.render('mydate', '2010-04-15')
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<select name="mydate_month" id="id_mydate_month">
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<option value="1">January</option>
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<option value="2">February</option>
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<option value="3">March</option>
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<option value="4" selected="selected">April</option>
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<option value="5">May</option>
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<option value="6">June</option>
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<option value="7">July</option>
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<option value="8">August</option>
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<option value="9">September</option>
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<option value="10">October</option>
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<option value="11">November</option>
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<option value="12">December</option>
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<select name="mydate_day" id="id_mydate_day">
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<option value="1">1</option>
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<option value="2">2</option>
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<option value="3">3</option>
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<option value="4">4</option>
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<option value="5">5</option>
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<option value="6">6</option>
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<option value="7">7</option>
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<option value="8">8</option>
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<option value="9">9</option>
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<option value="10">10</option>
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<option value="11">11</option>
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<option value="12">12</option>
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<option value="13">13</option>
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<option value="14">14</option>
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<option value="15" selected="selected">15</option>
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<option value="16">16</option>
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<option value="17">17</option>
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<option value="18">18</option>
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<option value="19">19</option>
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<option value="20">20</option>
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<option value="21">21</option>
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<option value="22">22</option>
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<option value="23">23</option>
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<option value="24">24</option>
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<option value="25">25</option>
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<option value="26">26</option>
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<option value="27">27</option>
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<option value="28">28</option>
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<option value="29">29</option>
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<option value="30">30</option>
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<option value="31">31</option>
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<select name="mydate_year" id="id_mydate_year">
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<option value="2007">2007</option>
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<option value="2008">2008</option>
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<option value="2009">2009</option>
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<option value="2010" selected="selected">2010</option>
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<option value="2011">2011</option>
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<option value="2012">2012</option>
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<option value="2013">2013</option>
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<option value="2014">2014</option>
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<option value="2015">2015</option>
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<option value="2016">2016</option>
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Accepts a datetime or a string:
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>>> w.render('mydate', datetime.date(2010, 4, 15)) == w.render('mydate', '2010-04-15')
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Invalid dates still render the failed date:
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>>> print w.render('mydate', '2010-02-31')
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<select name="mydate_month" id="id_mydate_month">
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<option value="1">January</option>
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<option value="2" selected="selected">February</option>
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<option value="3">March</option>
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<option value="4">April</option>
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<option value="5">May</option>
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<option value="6">June</option>
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<option value="7">July</option>
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<option value="8">August</option>
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<option value="9">September</option>
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<option value="10">October</option>
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<option value="11">November</option>
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<option value="12">December</option>
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<select name="mydate_day" id="id_mydate_day">
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<option value="1">1</option>
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<option value="2">2</option>
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<option value="3">3</option>
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<option value="4">4</option>
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<option value="5">5</option>
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<option value="6">6</option>
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<option value="7">7</option>
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<option value="8">8</option>
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<option value="9">9</option>
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<option value="10">10</option>
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<option value="11">11</option>
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<option value="12">12</option>
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<option value="13">13</option>
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<option value="14">14</option>
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<option value="15">15</option>
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<option value="16">16</option>
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<option value="17">17</option>
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<option value="18">18</option>
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<option value="19">19</option>
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<option value="20">20</option>
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<option value="21">21</option>
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<option value="22">22</option>
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<option value="23">23</option>
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<option value="24">24</option>
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<option value="25">25</option>
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<option value="26">26</option>
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<option value="27">27</option>
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<option value="28">28</option>
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<option value="29">29</option>
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<option value="30">30</option>
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<option value="31" selected="selected">31</option>
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<select name="mydate_year" id="id_mydate_year">
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<option value="2007">2007</option>
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<option value="2008">2008</option>
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<option value="2009">2009</option>
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<option value="2010" selected="selected">2010</option>
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<option value="2011">2011</option>
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<option value="2012">2012</option>
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<option value="2013">2013</option>
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<option value="2014">2014</option>
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<option value="2015">2015</option>
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<option value="2016">2016</option>
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Using a SelectDateWidget in a form:
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>>> w = SelectDateWidget(years=('2007','2008','2009','2010','2011','2012','2013','2014','2015','2016'), required=False)
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>>> print w.render('mydate', '')
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<select name="mydate_month" id="id_mydate_month">
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<option value="0">---</option>
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<option value="1">January</option>
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<option value="2">February</option>
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<option value="3">March</option>
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<option value="4">April</option>
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<option value="5">May</option>
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<option value="6">June</option>
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<option value="7">July</option>
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<option value="8">August</option>
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<option value="9">September</option>
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<option value="10">October</option>
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<option value="11">November</option>
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<option value="12">December</option>
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<select name="mydate_day" id="id_mydate_day">
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<option value="0">---</option>
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<option value="1">1</option>
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<option value="2">2</option>
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<option value="3">3</option>
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<option value="4">4</option>
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<option value="5">5</option>
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<option value="6">6</option>
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<option value="7">7</option>
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<option value="8">8</option>
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<option value="9">9</option>
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<option value="10">10</option>
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<option value="11">11</option>
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<option value="12">12</option>
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<option value="13">13</option>
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<option value="14">14</option>
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<option value="15">15</option>
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<option value="16">16</option>
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<option value="17">17</option>
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<option value="18">18</option>
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<option value="19">19</option>
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<option value="20">20</option>
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<option value="21">21</option>
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<option value="22">22</option>
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<option value="23">23</option>
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<option value="24">24</option>
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<option value="25">25</option>
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<option value="26">26</option>
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<option value="27">27</option>
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<option value="28">28</option>
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<option value="29">29</option>
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<option value="30">30</option>
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<option value="31">31</option>
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<select name="mydate_year" id="id_mydate_year">
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<option value="0">---</option>
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<option value="2007">2007</option>
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<option value="2008">2008</option>
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<option value="2009">2009</option>
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<option value="2010">2010</option>
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<option value="2011">2011</option>
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<option value="2012">2012</option>
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<option value="2013">2013</option>
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<option value="2014">2014</option>
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<option value="2015">2015</option>
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<option value="2016">2016</option>
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>>> print w.render('mydate', '2010-04-15')
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<select name="mydate_month" id="id_mydate_month">
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<option value="0">---</option>
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<option value="1">January</option>
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<option value="2">February</option>
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<option value="3">March</option>
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<option value="4" selected="selected">April</option>
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<option value="5">May</option>
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<option value="6">June</option>
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<option value="7">July</option>
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<option value="8">August</option>
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<option value="9">September</option>
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<option value="10">October</option>
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<option value="11">November</option>
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<option value="12">December</option>
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<select name="mydate_day" id="id_mydate_day">
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<option value="0">---</option>
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<option value="1">1</option>
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<option value="2">2</option>
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<option value="3">3</option>
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<option value="4">4</option>
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<option value="5">5</option>
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<option value="6">6</option>
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<option value="7">7</option>
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<option value="8">8</option>
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<option value="9">9</option>
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<option value="10">10</option>
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<option value="11">11</option>
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<option value="12">12</option>
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<option value="13">13</option>
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<option value="14">14</option>
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<option value="15" selected="selected">15</option>
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<option value="16">16</option>
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<option value="17">17</option>
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<option value="18">18</option>
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<option value="19">19</option>
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<option value="20">20</option>
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<option value="21">21</option>
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<option value="22">22</option>
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<option value="23">23</option>
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<option value="24">24</option>
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<option value="25">25</option>
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<option value="26">26</option>
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<option value="27">27</option>
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<option value="28">28</option>
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<option value="29">29</option>
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<option value="30">30</option>
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<option value="31">31</option>
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<select name="mydate_year" id="id_mydate_year">
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<option value="0">---</option>
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<option value="2007">2007</option>
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<option value="2008">2008</option>
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<option value="2009">2009</option>
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<option value="2010" selected="selected">2010</option>
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<option value="2011">2011</option>
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<option value="2012">2012</option>
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<option value="2013">2013</option>
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<option value="2014">2014</option>
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<option value="2015">2015</option>
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<option value="2016">2016</option>
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>>> class GetDate(Form):
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... mydate = DateField(widget=SelectDateWidget)
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>>> a = GetDate({'mydate_month':'4', 'mydate_day':'1', 'mydate_year':'2008'})
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>>> print a.is_valid()
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>>> print a.cleaned_data['mydate']
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As with any widget that implements get_value_from_datadict,
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we must be prepared to accept the input from the "as_hidden"
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>>> print a['mydate'].as_hidden()
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<input type="hidden" name="mydate" value="2008-4-1" id="id_mydate" />
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>>> b=GetDate({'mydate':'2008-4-1'})
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>>> print b.is_valid()
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>>> print b.cleaned_data['mydate']
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# MultiWidget and MultiValueField #############################################
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# MultiWidgets are widgets composed of other widgets. They are usually
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# combined with MultiValueFields - a field that is composed of other fields.
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# MulitWidgets can themselved be composed of other MultiWidgets.
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# SplitDateTimeWidget is one example of a MultiWidget.
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>>> class ComplexMultiWidget(MultiWidget):
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... def __init__(self, attrs=None):
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... SelectMultiple(choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))),
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... SplitDateTimeWidget(),
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... super(ComplexMultiWidget, self).__init__(widgets, attrs)
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... def decompress(self, value):
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... data = value.split(',')
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... return [data[0], data[1], datetime.datetime(*time.strptime(data[2], "%Y-%m-%d %H:%M:%S")[0:6])]
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... return [None, None, None]
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... def format_output(self, rendered_widgets):
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... return u'\n'.join(rendered_widgets)
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>>> w = ComplexMultiWidget()
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>>> print w.render('name', 'some text,JP,2007-04-25 06:24:00')
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<input type="text" name="name_0" value="some text" />
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<select multiple="multiple" name="name_1">
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<option value="J" selected="selected">John</option>
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<option value="P" selected="selected">Paul</option>
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<option value="G">George</option>
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<option value="R">Ringo</option>
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<input type="text" name="name_2_0" value="2007-04-25" /><input type="text" name="name_2_1" value="06:24:00" />
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>>> class ComplexField(MultiValueField):
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... def __init__(self, required=True, widget=None, label=None, initial=None):
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... MultipleChoiceField(choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))),
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... SplitDateTimeField()
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... super(ComplexField, self).__init__(fields, required, widget, label, initial)
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... def compress(self, data_list):
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... return '%s,%s,%s' % (data_list[0],''.join(data_list[1]),data_list[2])
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>>> f = ComplexField(widget=w)
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>>> f.clean(['some text', ['J','P'], ['2007-04-25','6:24:00']])
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u'some text,JP,2007-04-25 06:24:00'
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>>> f.clean(['some text',['X'], ['2007-04-25','6:24:00']])
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Traceback (most recent call last):
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ValidationError: [u'Select a valid choice. X is not one of the available choices.']
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# If insufficient data is provided, None is substituted
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>>> f.clean(['some text',['JP']])
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Traceback (most recent call last):
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ValidationError: [u'This field is required.']
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>>> class ComplexFieldForm(Form):
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... field1 = ComplexField(widget=w)
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>>> f = ComplexFieldForm()
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<tr><th><label for="id_field1_0">Field1:</label></th><td><input type="text" name="field1_0" id="id_field1_0" />
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<select multiple="multiple" name="field1_1" id="id_field1_1">
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<option value="J">John</option>
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<option value="P">Paul</option>
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<option value="G">George</option>
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<option value="R">Ringo</option>
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<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>
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>>> f = ComplexFieldForm({'field1_0':'some text','field1_1':['J','P'], 'field1_2_0':'2007-04-25', 'field1_2_1':'06:24:00'})
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<tr><th><label for="id_field1_0">Field1:</label></th><td><input type="text" name="field1_0" value="some text" id="id_field1_0" />
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<select multiple="multiple" name="field1_1" id="id_field1_1">
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<option value="J" selected="selected">John</option>
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<option value="P" selected="selected">Paul</option>
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<option value="G">George</option>
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<option value="R">Ringo</option>
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<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>
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>>> f.cleaned_data['field1']
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u'some text,JP,2007-04-25 06:24:00'
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# IPAddressField ##################################################################
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>>> f = IPAddressField()
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Traceback (most recent call last):
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ValidationError: [u'This field is required.']
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Traceback (most recent call last):
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ValidationError: [u'This field is required.']
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>>> f.clean('127.0.0.1')
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Traceback (most recent call last):
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ValidationError: [u'Enter a valid IPv4 address.']
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>>> f.clean('127.0.0.')
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Traceback (most recent call last):
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ValidationError: [u'Enter a valid IPv4 address.']
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>>> f.clean('1.2.3.4.5')
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Traceback (most recent call last):
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ValidationError: [u'Enter a valid IPv4 address.']
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>>> f.clean('256.125.1.5')
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Traceback (most recent call last):
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ValidationError: [u'Enter a valid IPv4 address.']
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>>> f = IPAddressField(required=False)
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>>> f.clean('127.0.0.1')
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Traceback (most recent call last):
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ValidationError: [u'Enter a valid IPv4 address.']
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>>> f.clean('127.0.0.')
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Traceback (most recent call last):
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ValidationError: [u'Enter a valid IPv4 address.']
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>>> f.clean('1.2.3.4.5')
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Traceback (most recent call last):
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ValidationError: [u'Enter a valid IPv4 address.']
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>>> f.clean('256.125.1.5')
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Traceback (most recent call last):
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ValidationError: [u'Enter a valid IPv4 address.']
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#################################
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# Tests of underlying functions #
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#################################
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# smart_unicode tests
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>>> from django.utils.encoding import smart_unicode
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... def __str__(self):
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... return 'ŠĐĆŽćžšđ'
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... def __str__(self):
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... def __unicode__(self):
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... return u'\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111'
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>>> smart_unicode(Test())
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u'\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111'
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>>> smart_unicode(TestU())
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u'\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111'
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>>> smart_unicode('foo')
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####################################
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# Test accessing errors in clean() #
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####################################
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>>> class UserForm(Form):
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... username = CharField(max_length=10)
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... password = CharField(widget=PasswordInput)
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... data = self.cleaned_data
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... if not self.errors:
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... data['username'] = data['username'].lower()
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>>> f = UserForm({'username': 'SirRobin', 'password': 'blue'})
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>>> f.cleaned_data['username']
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#######################################
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# Test overriding ErrorList in a form #
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#######################################
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>>> from django.forms.util import ErrorList
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>>> class DivErrorList(ErrorList):
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... def __unicode__(self):
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... return self.as_divs()
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... def as_divs(self):
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... if not self: return u''
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... return u'<div class="errorlist">%s</div>' % ''.join([u'<div class="error">%s</div>' % force_unicode(e) for e in self])
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>>> class CommentForm(Form):
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... name = CharField(max_length=50, required=False)
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... email = EmailField()
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... comment = CharField()
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>>> data = dict(email='invalid')
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>>> f = CommentForm(data, auto_id=False, error_class=DivErrorList)
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<p>Name: <input type="text" name="name" maxlength="50" /></p>
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<div class="errorlist"><div class="error">Enter a valid e-mail address.</div></div>
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<p>Email: <input type="text" name="email" value="invalid" /></p>
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<div class="errorlist"><div class="error">This field is required.</div></div>
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<p>Comment: <input type="text" name="comment" /></p>
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#################################
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# Test multipart-encoded form #
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#################################
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>>> class FormWithoutFile(Form):
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... username = CharField()
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>>> class FormWithFile(Form):
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... username = CharField()
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... file = FileField()
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>>> class FormWithImage(Form):
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... image = ImageField()
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>>> FormWithoutFile().is_multipart()
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>>> FormWithFile().is_multipart()
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>>> FormWithImage().is_multipart()
added
removed
tests/regressiontests/forms/extra.py
