mirror of https://github.com/zulip/zulip.git
101 lines
3.3 KiB
Python
101 lines
3.3 KiB
Python
# -*- coding: utf-8 -*-
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from __future__ import absolute_import
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import logging
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from django.test import TestCase
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from django.template.loader import get_template
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from zerver.models import get_user_profile_by_email
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from zerver.lib.test_helpers import get_all_templates
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class get_form_value(object):
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def __init__(self, value):
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self._value = value
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def value(self):
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return self._value
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class DummyForm(dict):
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pass
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class TemplateTestCase(TestCase):
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"""
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Tests that backend template rendering doesn't crash.
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This renders all the Zulip backend templates, passing dummy data
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as the context, which allows us to verify whether any of the
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templates are broken enough to not render at all (no verification
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is done that the output looks right). Please see `get_context`
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function documentation for more information.
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"""
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def test_templates(self):
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# Just add the templates whose context has a conflict with other
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# templates' context in `exclude`.
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exclude = ['analytics/activity.html']
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templates = [t for t in get_all_templates() if t not in exclude]
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self.render_templates(templates, self.get_context())
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# Test the excluded templates with updated context.
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update = {'data': [('one', 'two')]}
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self.render_templates(exclude, self.get_context(**update))
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def render_templates(self, templates, context):
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for template in templates:
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template = get_template(template)
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try:
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template.render(context)
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except Exception:
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logging.exception("Exception while rendering '{}'".format(template.template.name))
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def get_context(self, **kwargs):
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"""Get the dummy context for shallow testing.
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The context returned will always contain a parameter called
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`shallow_tested`, which tells the signal receiver that the
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test was not rendered in an actual logical test (so we can
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still do coverage reporting on which templates have a logical
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test).
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Note: `context` just holds dummy values used to make the test
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pass. This context only ensures that the templates do not
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throw a 500 error when rendered using dummy data. If new
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required parameters are added to a template, this test will
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fail; the usual fix is to just update the context below to add
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the new parameter to the dummy data.
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:param kwargs: Keyword arguments can be used to update the base
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context.
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"""
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email = "hamlet@zulip.com"
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user_profile = get_user_profile_by_email(email)
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context = dict(
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shallow_tested=True,
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user_profile=user_profile,
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product_name='testing',
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form=DummyForm(
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full_name=get_form_value('John Doe'),
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terms=get_form_value(True),
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email=get_form_value(email),
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),
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current_url=lambda: 'www.zulip.com',
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referrer=dict(
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full_name='John Doe',
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realm=dict(name='zulip.com'),
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),
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uid='uid',
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token='token',
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message_count=0,
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messages=[dict(header='Header')],
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new_streams=dict(html=''),
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data=dict(title='Title'),
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)
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context.update(kwargs)
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return context
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