File: widgets.py

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wtforms 1.0.1-1
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#!/usr/bin/env python
from unittest import TestCase
from wtforms.widgets import html_params, Input
from wtforms.widgets import *


class DummyField(object):
    def __init__(self, data, name='f', label='', id='', type='TextField'):
        self.data = data
        self.name = name
        self.label = label
        self.id = id
        self.type = type

    _value       = lambda x: x.data
    __unicode__  = lambda x: x.data
    __str__      = lambda x: x.data
    __call__     = lambda x, **k: x.data
    __iter__     = lambda x: iter(x.data)
    iter_choices = lambda x: iter(x.data)


class HTMLParamsTest(TestCase):
    def test(self):
        self.assertEqual(html_params(foo=9, k='wuuu'), u'foo="9" k="wuuu"')
        self.assertEqual(html_params(class_='foo'), u'class="foo"')
        self.assertEqual(html_params(class__='foo'), u'class_="foo"')
        self.assertEqual(html_params(for_='foo'), u'for="foo"')


class ListWidgetTest(TestCase):
    def test(self):
        # ListWidget just expects an iterable of field-like objects as its
        # 'field' so that is what we will give it
        field = DummyField([DummyField(x, label='l' + x) for x in ['foo', 'bar']], id='hai')

        self.assertEqual(ListWidget()(field), u'<ul id="hai"><li>lfoo: foo</li><li>lbar: bar</li></ul>')

        w = ListWidget(html_tag='ol', prefix_label=False)
        self.assertEqual(w(field), u'<ol id="hai"><li>foo lfoo</li><li>bar lbar</li></ol>')


class TableWidgetTest(TestCase):
    def test(self):
        inner_fields = [
            DummyField('hidden1', type='HiddenField'),
            DummyField('foo', label='lfoo'),
            DummyField('bar', label='lbar'),
            DummyField('hidden2', type='HiddenField'),
        ]
        field = DummyField(inner_fields, id='hai')
        self.assertEqual(TableWidget()(field), u'<table id="hai"><tr><th>lfoo</th><td>hidden1foo</td></tr><tr><th>lbar</th><td>bar</td></tr></table>hidden2')


class BasicWidgetsTest(TestCase):
    """Test most of the basic input widget types"""

    field = DummyField('foo', name='bar', label='label', id='id') 

    def test_input_type(self):
        a = Input()
        self.assertRaises(AttributeError, getattr, a, 'input_type')
        b = Input(input_type='test')
        self.assertEqual(b.input_type, 'test')

    def test_html_marking(self):
        html = TextInput()(self.field)
        self.assert_(hasattr(html, '__html__'))
        self.assert_(html.__html__() is html)

    def test_text_input(self):
        self.assertEqual(TextInput()(self.field), u'<input id="id" name="bar" type="text" value="foo">')

    def test_password_input(self):
        self.assert_(u'type="password"' in PasswordInput()(self.field))
        self.assert_(u'value=""' in PasswordInput()(self.field))
        self.assert_(u'value="foo"' in PasswordInput(hide_value=False)(self.field))

    def test_hidden_input(self):
        self.assert_(u'type="hidden"' in HiddenInput()(self.field))

    def test_checkbox_input(self):
        self.assertEqual(CheckboxInput()(self.field, value='v'), '<input checked id="id" name="bar" type="checkbox" value="v">')
        field2 = DummyField(False)
        self.assert_(u'checked' not in CheckboxInput()(field2))

    def test_radio_input(self):
        pass # TODO

    def test_textarea(self):
        # Make sure textareas escape properly and render properly
        f = DummyField('hi<>bye')
        self.assertEqual(TextArea()(f), '<textarea id="" name="f">hi&lt;&gt;bye</textarea>')


class SelectTest(TestCase):
    field = DummyField([('foo', 'lfoo', True), ('bar', 'lbar', False)])

    def test(self):
        self.assertEqual(Select()(self.field), 
            u'<select id="" name="f"><option selected value="foo">lfoo</option><option value="bar">lbar</option></select>')
        self.assertEqual(Select(multiple=True)(self.field), 
            '<select id="" multiple name="f"><option selected value="foo">lfoo</option><option value="bar">lbar</option></select>')

if __name__ == '__main__':
    from unittest import main
    main()