mirror of
https://github.com/django/django.git
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465 lines
17 KiB
Python
465 lines
17 KiB
Python
from django.template import NodeList, TemplateSyntaxError
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from django.template.base import Node
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from django.template.loader_tags import ExtendsNode
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from django.test import SimpleTestCase
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from ..utils import setup
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inheritance_templates = {
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"inheritance01": (
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"1{% block first %}&{% endblock %}3{% block second %}_{% endblock %}"
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),
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"inheritance02": "{% extends 'inheritance01' %}"
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"{% block first %}2{% endblock %}{% block second %}4{% endblock %}",
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"inheritance03": "{% extends 'inheritance02' %}",
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"inheritance04": "{% extends 'inheritance01' %}",
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"inheritance05": "{% extends 'inheritance02' %}",
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"inheritance06": "{% extends foo %}",
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"inheritance07": "{% extends 'inheritance01' %}{% block second %}5{% endblock %}",
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"inheritance08": "{% extends 'inheritance02' %}{% block second %}5{% endblock %}",
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"inheritance09": "{% extends 'inheritance04' %}",
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"inheritance10": "{% extends 'inheritance04' %} ",
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"inheritance11": "{% extends 'inheritance04' %}"
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"{% block first %}2{% endblock %}{% block second %}4{% endblock %}",
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"inheritance12": "{% extends 'inheritance07' %}{% block first %}2{% endblock %}",
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"inheritance13": "{% extends 'inheritance02' %}"
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"{% block first %}a{% endblock %}{% block second %}b{% endblock %}",
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"inheritance14": (
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"{% extends 'inheritance01' %}{% block newblock %}NO DISPLAY{% endblock %}"
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),
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"inheritance15": "{% extends 'inheritance01' %}"
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"{% block first %}2{% block inner %}inner{% endblock %}{% endblock %}",
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"inheritance16": "{% extends 'inheritance15' %}{% block inner %}out{% endblock %}",
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"inheritance17": "{% load testtags %}{% block first %}1234{% endblock %}",
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"inheritance18": "{% load testtags %}{% echo this that theother %}5678",
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"inheritance19": "{% extends 'inheritance01' %}"
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"{% block first %}{% load testtags %}{% echo 400 %}5678{% endblock %}",
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"inheritance20": (
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"{% extends 'inheritance01' %}{% block first %}{{ block.super }}a{% endblock %}"
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),
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"inheritance21": (
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"{% extends 'inheritance02' %}{% block first %}{{ block.super }}a{% endblock %}"
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),
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"inheritance22": (
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"{% extends 'inheritance04' %}{% block first %}{{ block.super }}a{% endblock %}"
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),
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"inheritance23": (
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"{% extends 'inheritance20' %}{% block first %}{{ block.super }}b{% endblock %}"
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),
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"inheritance24": "{% extends context_template %}"
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"{% block first %}2{% endblock %}{% block second %}4{% endblock %}",
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"inheritance25": "{% extends context_template.1 %}"
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"{% block first %}2{% endblock %}{% block second %}4{% endblock %}",
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"inheritance26": "no tags",
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"inheritance27": "{% extends 'inheritance26' %}",
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"inheritance 28": "{% block first %}!{% endblock %}",
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"inheritance29": "{% extends 'inheritance 28' %}",
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"inheritance30": "1{% if optional %}{% block opt %}2{% endblock %}{% endif %}3",
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"inheritance31": "{% extends 'inheritance30' %}{% block opt %}two{% endblock %}",
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"inheritance32": "{% extends 'inheritance30' %}{% block opt %}two{% endblock %}",
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"inheritance33": (
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"1{% if optional == 1 %}{% block opt %}2{% endblock %}{% endif %}3"
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),
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"inheritance34": "{% extends 'inheritance33' %}{% block opt %}two{% endblock %}",
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"inheritance35": "{% extends 'inheritance33' %}{% block opt %}two{% endblock %}",
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"inheritance36": (
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"{% for n in numbers %}_{% block opt %}{{ n }}{% endblock %}{% endfor %}_"
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),
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"inheritance37": "{% extends 'inheritance36' %}{% block opt %}X{% endblock %}",
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"inheritance38": "{% extends 'inheritance36' %}{% block opt %}X{% endblock %}",
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"inheritance39": (
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"{% extends 'inheritance30' %}{% block opt %}new{{ block.super }}{% endblock %}"
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),
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"inheritance40": (
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"{% extends 'inheritance33' %}{% block opt %}new{{ block.super }}{% endblock %}"
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),
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"inheritance41": (
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"{% extends 'inheritance36' %}{% block opt %}new{{ block.super }}{% endblock %}"
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),
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"inheritance42": "{% extends 'inheritance02'|cut:' ' %}",
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"inheritance_empty": "{% extends %}",
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"extends_duplicate": "{% extends 'base.html' %}{% extends 'base.html' %}",
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"duplicate_block": (
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"{% extends 'base.html' %}{% block content %}2{% endblock %}{% block content %}"
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"4{% endblock %}"
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),
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}
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class InheritanceTests(SimpleTestCase):
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libraries = {"testtags": "template_tests.templatetags.testtags"}
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@setup(inheritance_templates)
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def test_inheritance01(self):
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"""
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Standard template with no inheritance
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"""
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output = self.engine.render_to_string("inheritance01")
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self.assertEqual(output, "1&3_")
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@setup(inheritance_templates)
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def test_inheritance02(self):
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"""
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Standard two-level inheritance
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"""
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output = self.engine.render_to_string("inheritance02")
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self.assertEqual(output, "1234")
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@setup(inheritance_templates)
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def test_inheritance03(self):
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"""
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Three-level with no redefinitions on third level
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"""
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output = self.engine.render_to_string("inheritance03")
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self.assertEqual(output, "1234")
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@setup(inheritance_templates)
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def test_inheritance04(self):
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"""
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Two-level with no redefinitions on second level
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"""
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output = self.engine.render_to_string("inheritance04")
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self.assertEqual(output, "1&3_")
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@setup(inheritance_templates)
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def test_inheritance05(self):
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"""
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Two-level with double quotes instead of single quotes
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"""
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output = self.engine.render_to_string("inheritance05")
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self.assertEqual(output, "1234")
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@setup(inheritance_templates)
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def test_inheritance06(self):
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"""
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Three-level with variable parent-template name
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"""
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output = self.engine.render_to_string("inheritance06", {"foo": "inheritance02"})
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self.assertEqual(output, "1234")
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@setup(inheritance_templates)
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def test_inheritance07(self):
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"""
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Two-level with one block defined, one block not defined
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"""
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output = self.engine.render_to_string("inheritance07")
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self.assertEqual(output, "1&35")
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@setup(inheritance_templates)
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def test_inheritance08(self):
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"""
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Three-level with one block defined on this level, two blocks
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defined next level
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"""
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output = self.engine.render_to_string("inheritance08")
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self.assertEqual(output, "1235")
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@setup(inheritance_templates)
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def test_inheritance09(self):
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"""
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Three-level with second and third levels blank
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"""
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output = self.engine.render_to_string("inheritance09")
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self.assertEqual(output, "1&3_")
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@setup(inheritance_templates)
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def test_inheritance10(self):
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"""
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Three-level with space NOT in a block -- should be ignored
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"""
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output = self.engine.render_to_string("inheritance10")
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self.assertEqual(output, "1&3_")
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@setup(inheritance_templates)
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def test_inheritance11(self):
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"""
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Three-level with both blocks defined on this level, but none on
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second level
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"""
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output = self.engine.render_to_string("inheritance11")
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self.assertEqual(output, "1234")
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@setup(inheritance_templates)
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def test_inheritance12(self):
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"""
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Three-level with this level providing one and second level
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providing the other
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"""
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output = self.engine.render_to_string("inheritance12")
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self.assertEqual(output, "1235")
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@setup(inheritance_templates)
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def test_inheritance13(self):
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"""
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Three-level with this level overriding second level
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"""
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output = self.engine.render_to_string("inheritance13")
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self.assertEqual(output, "1a3b")
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@setup(inheritance_templates)
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def test_inheritance14(self):
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"""
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A block defined only in a child template shouldn't be displayed
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"""
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output = self.engine.render_to_string("inheritance14")
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self.assertEqual(output, "1&3_")
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@setup(inheritance_templates)
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def test_inheritance15(self):
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"""
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A block within another block
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"""
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output = self.engine.render_to_string("inheritance15")
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self.assertEqual(output, "12inner3_")
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@setup(inheritance_templates)
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def test_inheritance16(self):
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"""
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A block within another block (level 2)
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"""
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output = self.engine.render_to_string("inheritance16")
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self.assertEqual(output, "12out3_")
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@setup(inheritance_templates)
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def test_inheritance17(self):
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"""
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{% load %} tag (parent -- setup for exception04)
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"""
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output = self.engine.render_to_string("inheritance17")
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self.assertEqual(output, "1234")
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@setup(inheritance_templates)
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def test_inheritance18(self):
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"""
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{% load %} tag (standard usage, without inheritance)
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"""
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output = self.engine.render_to_string("inheritance18")
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self.assertEqual(output, "this that theother5678")
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@setup(inheritance_templates)
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def test_inheritance19(self):
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"""
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{% load %} tag (within a child template)
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"""
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output = self.engine.render_to_string("inheritance19")
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self.assertEqual(output, "140056783_")
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@setup(inheritance_templates)
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def test_inheritance20(self):
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"""
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Two-level inheritance with {{ block.super }}
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"""
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output = self.engine.render_to_string("inheritance20")
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self.assertEqual(output, "1&a3_")
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@setup(inheritance_templates)
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def test_inheritance21(self):
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"""
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Three-level inheritance with {{ block.super }} from parent
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"""
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output = self.engine.render_to_string("inheritance21")
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self.assertEqual(output, "12a34")
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@setup(inheritance_templates)
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def test_inheritance22(self):
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"""
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Three-level inheritance with {{ block.super }} from grandparent
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"""
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output = self.engine.render_to_string("inheritance22")
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self.assertEqual(output, "1&a3_")
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@setup(inheritance_templates)
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def test_inheritance23(self):
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"""
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Three-level inheritance with {{ block.super }} from parent and
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grandparent
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"""
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output = self.engine.render_to_string("inheritance23")
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self.assertEqual(output, "1&ab3_")
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@setup(inheritance_templates)
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def test_inheritance24(self):
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"""
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Inheritance from local context without use of template loader
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"""
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context_template = self.engine.from_string(
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"1{% block first %}_{% endblock %}3{% block second %}_{% endblock %}"
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)
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output = self.engine.render_to_string(
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"inheritance24", {"context_template": context_template}
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)
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self.assertEqual(output, "1234")
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@setup(inheritance_templates)
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def test_inheritance25(self):
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"""
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Inheritance from local context with variable parent template
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"""
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context_template = [
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self.engine.from_string("Wrong"),
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self.engine.from_string(
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"1{% block first %}_{% endblock %}3{% block second %}_{% endblock %}"
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),
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]
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output = self.engine.render_to_string(
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"inheritance25", {"context_template": context_template}
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)
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self.assertEqual(output, "1234")
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@setup(inheritance_templates)
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def test_inheritance26(self):
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"""
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Set up a base template to extend
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"""
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output = self.engine.render_to_string("inheritance26")
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self.assertEqual(output, "no tags")
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@setup(inheritance_templates)
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def test_inheritance27(self):
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"""
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Inheritance from a template that doesn't have any blocks
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"""
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output = self.engine.render_to_string("inheritance27")
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self.assertEqual(output, "no tags")
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@setup(inheritance_templates)
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def test_inheritance_28(self):
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"""
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Set up a base template with a space in it.
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"""
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output = self.engine.render_to_string("inheritance 28")
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self.assertEqual(output, "!")
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@setup(inheritance_templates)
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def test_inheritance29(self):
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"""
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Inheritance from a template with a space in its name should work.
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"""
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output = self.engine.render_to_string("inheritance29")
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self.assertEqual(output, "!")
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@setup(inheritance_templates)
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def test_inheritance30(self):
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"""
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Base template, putting block in a conditional {% if %} tag
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"""
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output = self.engine.render_to_string("inheritance30", {"optional": True})
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self.assertEqual(output, "123")
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# Inherit from a template with block wrapped in an {% if %} tag
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# (in parent), still gets overridden
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@setup(inheritance_templates)
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def test_inheritance31(self):
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output = self.engine.render_to_string("inheritance31", {"optional": True})
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self.assertEqual(output, "1two3")
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@setup(inheritance_templates)
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def test_inheritance32(self):
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output = self.engine.render_to_string("inheritance32")
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self.assertEqual(output, "13")
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@setup(inheritance_templates)
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def test_inheritance33(self):
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"""
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Base template, putting block in a conditional {% if %} tag
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"""
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output = self.engine.render_to_string("inheritance33", {"optional": 1})
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self.assertEqual(output, "123")
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@setup(inheritance_templates)
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def test_inheritance34(self):
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"""
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Inherit from a template with block wrapped in an {% if %} tag
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(in parent), still gets overridden
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"""
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output = self.engine.render_to_string("inheritance34", {"optional": 1})
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self.assertEqual(output, "1two3")
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@setup(inheritance_templates)
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def test_inheritance35(self):
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"""
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Inherit from a template with block wrapped in an {% if %} tag
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(in parent), still gets overridden
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"""
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output = self.engine.render_to_string("inheritance35", {"optional": 2})
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self.assertEqual(output, "13")
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@setup(inheritance_templates)
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def test_inheritance36(self):
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"""
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Base template, putting block in a {% for %} tag
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"""
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output = self.engine.render_to_string("inheritance36", {"numbers": "123"})
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self.assertEqual(output, "_1_2_3_")
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@setup(inheritance_templates)
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def test_inheritance37(self):
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"""
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Inherit from a template with block wrapped in an {% for %} tag
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(in parent), still gets overridden
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"""
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output = self.engine.render_to_string("inheritance37", {"numbers": "123"})
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self.assertEqual(output, "_X_X_X_")
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@setup(inheritance_templates)
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def test_inheritance38(self):
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"""
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Inherit from a template with block wrapped in an {% for %} tag
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(in parent), still gets overridden
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"""
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output = self.engine.render_to_string("inheritance38")
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self.assertEqual(output, "_")
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# The super block will still be found.
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@setup(inheritance_templates)
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def test_inheritance39(self):
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output = self.engine.render_to_string("inheritance39", {"optional": True})
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self.assertEqual(output, "1new23")
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@setup(inheritance_templates)
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def test_inheritance40(self):
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output = self.engine.render_to_string("inheritance40", {"optional": 1})
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self.assertEqual(output, "1new23")
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@setup(inheritance_templates)
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def test_inheritance41(self):
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output = self.engine.render_to_string("inheritance41", {"numbers": "123"})
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self.assertEqual(output, "_new1_new2_new3_")
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@setup(inheritance_templates)
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def test_inheritance42(self):
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"""
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Expression starting and ending with a quote
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"""
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output = self.engine.render_to_string("inheritance42")
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self.assertEqual(output, "1234")
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@setup(inheritance_templates)
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def test_inheritance_empty(self):
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with self.assertRaisesMessage(
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TemplateSyntaxError, "'extends' takes one argument"
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):
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self.engine.render_to_string("inheritance_empty")
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@setup(inheritance_templates)
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def test_extends_duplicate(self):
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msg = "'extends' cannot appear more than once in the same template"
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with self.assertRaisesMessage(TemplateSyntaxError, msg):
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self.engine.render_to_string("extends_duplicate")
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@setup(inheritance_templates)
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def test_duplicate_block(self):
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msg = "'block' tag with name 'content' appears more than once"
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with self.assertRaisesMessage(TemplateSyntaxError, msg):
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self.engine.render_to_string("duplicate_block")
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class ExtendsNodeTests(SimpleTestCase):
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def test_extends_node_repr(self):
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extends_node = ExtendsNode(
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nodelist=NodeList([]),
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parent_name=Node(),
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template_dirs=[],
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)
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self.assertEqual(repr(extends_node), "<ExtendsNode: extends None>")
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