deform_reduction.py

#!/usr/bin/env python


import colander
import deform
from deform.widget import TextAreaWidget, SequenceWidget


class AnswerEditSchema(colander.Schema):
    title = colander.SchemaNode(
        colander.String(),
        validator=colander.Length(1, 384),
        title=u"Title",
        missing=u'',
        widget=deform.widget.TextAreaWidget(),
    )

class QuestionEditSchema(colander.Schema):
    title = colander.SchemaNode(
        colander.String(),
        validator=colander.Length(2),
        title=u"Title",
        widget=deform.widget.TextAreaWidget(),
    )
    answers = colander.SchemaNode(
        colander.Sequence(),
        AnswerEditSchema(
            title=u"Answer",
            name=u"answer"
        ),
        widget=SequenceWidget(min_len=2),
        title=u"Answers",
    )

schema = QuestionEditSchema().bind()
form = deform.Form(schema=schema)
post_values = [('_charset_', u'UTF-8'), ('title', u'english title'), ('is_active', u'true'), ('max_seconds_to_answer', u'42'), ('__start__', u'topics:sequence'), ('topics', u'40'), ('__end__', u'topics:sequence'), ('__start__', u'answers:sequence'), ('__start__', u':mapping'), ('title', u''), ('id', u'1039'), ('is_correct', u'true'), ('__end__', u':mapping'), ('__start__', u':mapping'), ('title', u'english wrong answer'), ('id', u'1040'), ('__end__', u':mapping'), ('__end__', u'answers:sequence'), ('__start__', u'assets:sequence'), ('__end__', u'assets:sequence'), ('keywords', u''), ('feedback', u''), ('__start__', u'references:sequence'), ('__end__', u'references:sequence'), ('submit', u'submit')]

app_struct = form.validate(post_values)
print 'app_struct:\t', app_struct
app_struct['answers'][0]['title'] = 'fnord1'
app_struct['title'] = 'fnord2'
print 'new app struct:\t', app_struct
rendered = form.render(app_struct)
assert 'fnord1' in rendered, "form.render() does not respect app_struct['answers'][0]['title']"
assert 'fnord2' in rendered, "form.render() does not respect app_structv['title']"