devtools/cwtwill.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Wed, 24 Feb 2010 11:21:51 +0100
branchstable
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"""cubicweb extensions for twill
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:organization: Logilab
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:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
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:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
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:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
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"""
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import re
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from urllib import quote
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from twill import commands as twc
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# convenience / consistency renaming
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has_text = twc.find
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hasnt_text = twc.notfind
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# specific commands
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_LINK = re.compile('<a.*?href="(.*?)".*?>(.*?)</a>', re.I | re.S)
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def has_link(text, url=''):
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    browser = twc.get_browser()
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    html = browser.get_html()
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    if html:
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        for match in _LINK.finditer(html):
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            linkurl = match.group(1)
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            linktext = match.group(2)
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            if linktext == text:
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                # if url is specified linkurl must match
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                if url and linkurl != url:
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                    continue
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                return
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    raise AssertionError('link %s (%s) not found' % (text, url))
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def view(rql, vid=''):
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    """
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    >> view 'Project P'
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    apply <vid> to <rql>'s rset
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    """
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    if vid:
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        twc.go('view?rql=%s&vid=%s' % (quote(rql), vid))
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    else:
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        twc.go('view?rql=%s' % quote(rql))
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def create(etype):
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    """
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    >> create Project
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    go to <etype>'s creation page
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    """
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    twc.go('view?etype=%s&vid=creation' % etype)
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def edit(rql):
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    """
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    >> edit "Project P WHERE P eid 123"
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    calls edition view for <rql>
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    """
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    twc.go('view?rql=%s&vid=edition' % quote(rql))
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def setvalue(formname, fieldname, value):
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    """
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    >> setvalue entityForm name pylint
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    sets the field's value in the form
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    <forname> should either be the form's index, the form's name
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    or the form's id
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    """
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    browser = twc.get_browser()
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    form = browser.get_form(formname)
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    if form is None:
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        # try to find if one of the forms has <formname> as id
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        for index, form in enumerate(browser._browser.forms()):
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            # forms in cubicweb don't always have a name
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            if form.attrs.get('id') == formname:
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                # browser.get_form_field knows how to deal with form index
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                formname = str(index+1)
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                break
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        else:
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            raise ValueError('could not find form named <%s>' % formname)
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    eid = browser.get_form_field(form, 'eid').value
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    twc.formvalue(formname, '%s:%s' % (fieldname, eid), value)
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def submitform(formname, submit_button=None):
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    """
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    >> submitform entityForm
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    Submit the form named entityForm. This is useful when the form is pre-filed
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    and we only want to click on submit.
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    (The original submit command chooses the form to submit according to the last
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    formvalue instruction)
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    """
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    browser = twc.get_browser()
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    form = browser.get_form(formname)
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    if form is None:
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        # try to find if one of the forms has <formname> as id
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        for form in browser._browser.forms():
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            # forms in cubicweb don't always have a name
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            if form.attrs.get('id') == formname:
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                break
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        else:
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            raise ValueError('could not find form named <%s>' % formname)
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    browser._browser.form = form
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    browser.submit(submit_button)
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# missing actions: delete, copy, changeview