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django/tests/forms_tests/widget_tests/test_selectdatewidget.py

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from datetime import date
from django.forms import DateField, Form, SelectDateWidget
from django.test import ignore_warnings, override_settings
from django.utils import translation
from django.utils.dates import MONTHS_AP
from django.utils.deprecation import RemovedInDjango50Warning
from .base import WidgetTest
class SelectDateWidgetTest(WidgetTest):
maxDiff = None
widget = SelectDateWidget(
years=(
"2007",
"2008",
"2009",
"2010",
"2011",
"2012",
"2013",
"2014",
"2015",
"2016",
),
)
def test_render_empty(self):
self.check_html(
self.widget,
"mydate",
"",
html=(
"""
<select name="mydate_month" id="id_mydate_month">
<option selected value="">---</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 selected value="">---</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 selected value="">---</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>
"""
),
)
def test_render_none(self):
"""
Rendering the None or '' values should yield the same output.
"""
self.assertHTMLEqual(
self.widget.render("mydate", None),
self.widget.render("mydate", ""),
)
def test_render_string(self):
self.check_html(
self.widget,
"mydate",
"2010-04-15",
html=(
"""
<select name="mydate_month" id="id_mydate_month">
<option value="">---</option>
<option value="1">January</option>
<option value="2">February</option>
<option value="3">March</option>
<option value="4" 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="">---</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>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="">---</option>
<option value="2007">2007</option>
<option value="2008">2008</option>
<option value="2009">2009</option>
<option value="2010" 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>
"""
),
)
def test_render_datetime(self):
self.assertHTMLEqual(
self.widget.render("mydate", date(2010, 4, 15)),
self.widget.render("mydate", "2010-04-15"),
)
def test_render_invalid_date(self):
"""
Invalid dates should still render the failed date.
"""
self.check_html(
self.widget,
"mydate",
"2010-02-31",
html=(
"""
<select name="mydate_month" id="id_mydate_month">
<option value="">---</option>
<option value="1">January</option>
<option value="2" 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="">---</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" selected>31</option>
</select>
<select name="mydate_year" id="id_mydate_year">
<option value="">---</option>
<option value="2007">2007</option>
<option value="2008">2008</option>
<option value="2009">2009</option>
<option value="2010" 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>
"""
),
)
def test_custom_months(self):
widget = SelectDateWidget(months=MONTHS_AP, years=("2013",))
self.check_html(
widget,
"mydate",
"",
html=(
"""
<select name="mydate_month" id="id_mydate_month">
<option selected value="">---</option>
<option value="1">Jan.</option>
<option value="2">Feb.</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">Aug.</option>
<option value="9">Sept.</option>
<option value="10">Oct.</option>
<option value="11">Nov.</option>
<option value="12">Dec.</option>
</select>
<select name="mydate_day" id="id_mydate_day">
<option selected value="">---</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 selected value="">---</option>
<option value="2013">2013</option>
</select>
"""
),
)
def test_selectdate_required(self):
class GetNotRequiredDate(Form):
mydate = DateField(widget=SelectDateWidget, required=False)
class GetRequiredDate(Form):
mydate = DateField(widget=SelectDateWidget, required=True)
self.assertFalse(GetNotRequiredDate().fields["mydate"].widget.is_required)
self.assertTrue(GetRequiredDate().fields["mydate"].widget.is_required)
def test_selectdate_empty_label(self):
w = SelectDateWidget(years=("2014",), empty_label="empty_label")
# Rendering the default state with empty_label set as string.
self.assertInHTML(
'<option selected value="">empty_label</option>',
w.render("mydate", ""),
count=3,
)
w = SelectDateWidget(
years=("2014",), empty_label=("empty_year", "empty_month", "empty_day")
)
# Rendering the default state with empty_label tuple.
self.assertHTMLEqual(
w.render("mydate", ""),
"""
<select name="mydate_month" id="id_mydate_month">
<option selected value="">empty_month</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 selected value="">empty_day</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 selected value="">empty_year</option>
<option value="2014">2014</option>
</select>
""",
)
with self.assertRaisesMessage(
ValueError, "empty_label list/tuple must have 3 elements."
):
SelectDateWidget(years=("2014",), empty_label=("not enough", "values"))
@translation.override("nl")
def test_l10n(self):
w = SelectDateWidget(
years=(
"2007",
"2008",
"2009",
"2010",
"2011",
"2012",
"2013",
"2014",
"2015",
"2016",
)
)
self.assertEqual(
w.value_from_datadict(
{"date_year": "2010", "date_month": "8", "date_day": "13"}, {}, "date"
),
"13-08-2010",
)
self.assertHTMLEqual(
w.render("date", "13-08-2010"),
"""
<select name="date_day" id="id_date_day">
<option value="">---</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>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="">---</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>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="">---</option>
<option value="2007">2007</option>
<option value="2008">2008</option>
<option value="2009">2009</option>
<option value="2010" 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>
""",
)
# Even with an invalid date, the widget should reflect the entered
# value.
self.assertEqual(w.render("mydate", "2010-02-30").count("selected"), 3)
# Years before 1900 should work.
w = SelectDateWidget(years=("1899",))
self.assertEqual(
w.value_from_datadict(
{"date_year": "1899", "date_month": "8", "date_day": "13"}, {}, "date"
),
"13-08-1899",
)
# And years before 1000 (demonstrating the need for
# sanitize_strftime_format).
w = SelectDateWidget(years=("0001",))
self.assertEqual(
w.value_from_datadict(
{"date_year": "0001", "date_month": "8", "date_day": "13"}, {}, "date"
),
"13-08-0001",
)
# RemovedInDjango50Warning: When the deprecation ends, remove
# @ignore_warnings and USE_L10N=False. The test should remain because
# format-related settings will take precedence over locale-dictated
# formats.
@ignore_warnings(category=RemovedInDjango50Warning)
@override_settings(USE_L10N=False, DATE_INPUT_FORMATS=["%d.%m.%Y"])
def test_custom_input_format(self):
w = SelectDateWidget(years=("0001", "1899", "2009", "2010"))
for values, expected_value in (
(("0001", "8", "13"), "13.08.0001"),
(("1899", "7", "11"), "11.07.1899"),
(("2009", "3", "7"), "07.03.2009"),
):
with self.subTest(values=values):
data = {
"field_%s" % field: value
for field, value in zip(("year", "month", "day"), values)
}
self.assertEqual(
w.value_from_datadict(data, {}, "field"), expected_value
)
expected_dict = {
field: int(value)
for field, value in zip(("year", "month", "day"), values)
}
self.assertEqual(w.format_value(expected_value), expected_dict)
def test_format_value(self):
valid_formats = [
"2000-1-1",
"2000-10-15",
"2000-01-01",
"2000-01-0",
"2000-0-01",
"2000-0-0",
"0-01-01",
"0-01-0",
"0-0-01",
"0-0-0",
]
for value in valid_formats:
year, month, day = (int(x) or "" for x in value.split("-"))
with self.subTest(value=value):
self.assertEqual(
self.widget.format_value(value),
{"day": day, "month": month, "year": year},
)
invalid_formats = [
"2000-01-001",
"2000-001-01",
"2-01-01",
"20-01-01",
"200-01-01",
"20000-01-01",
]
for value in invalid_formats:
with self.subTest(value=value):
self.assertEqual(
self.widget.format_value(value),
{"day": None, "month": None, "year": None},
)
def test_value_from_datadict(self):
tests = [
(("2000", "12", "1"), "2000-12-01"),
(("", "12", "1"), "0-12-1"),
(("2000", "", "1"), "2000-0-1"),
(("2000", "12", ""), "2000-12-0"),
(("", "", "", ""), None),
((None, "12", "1"), None),
(("2000", None, "1"), None),
(("2000", "12", None), None),
]
for values, expected in tests:
with self.subTest(values=values):
data = {}
for field_name, value in zip(("year", "month", "day"), values):
if value is not None:
data["field_%s" % field_name] = value
self.assertEqual(
self.widget.value_from_datadict(data, {}, "field"), expected
)
def test_value_omitted_from_data(self):
self.assertIs(self.widget.value_omitted_from_data({}, {}, "field"), True)
self.assertIs(
self.widget.value_omitted_from_data({"field_month": "12"}, {}, "field"),
False,
)
self.assertIs(
self.widget.value_omitted_from_data({"field_year": "2000"}, {}, "field"),
False,
)
self.assertIs(
self.widget.value_omitted_from_data({"field_day": "1"}, {}, "field"), False
)
data = {"field_day": "1", "field_month": "12", "field_year": "2000"}
self.assertIs(self.widget.value_omitted_from_data(data, {}, "field"), False)
@override_settings(USE_THOUSAND_SEPARATOR=True)
def test_years_rendered_without_separator(self):
widget = SelectDateWidget(years=(2007,))
self.check_html(
widget,
"mydate",
"",
html=(
"""
<select name="mydate_month" id="id_mydate_month">
<option selected value="">---</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 selected value="">---</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 selected value="">---</option>
<option value="2007">2007</option>
</select>
"""
),
)
def test_fieldset(self):
class TestForm(Form):
template_name = "forms_tests/use_fieldset.html"
field = DateField(widget=self.widget)
form = TestForm()
self.assertIs(self.widget.use_fieldset, True)
self.assertHTMLEqual(
'<div><fieldset><legend for="id_field_month">Field:</legend>'
'<select name="field_month" required id="id_field_month">'
'<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="field_day" required id="id_field_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">31</option></select>'
'<select name="field_year" required id="id_field_year">'
'<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></fieldset></div>",
form.render(),
)
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