mirror of
https://github.com/django/django.git
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434 lines
21 KiB
Python
434 lines
21 KiB
Python
import os
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from threading import local
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from django.template import Context, Template, TemplateSyntaxError
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from django.test import SimpleTestCase, override_settings
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from django.utils import translation
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from django.utils.safestring import mark_safe
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from django.utils.translation import trans_real
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from ...utils import setup
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from .base import MultipleLocaleActivationTestCase, extended_locale_paths, here
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class I18nBlockTransTagTests(SimpleTestCase):
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libraries = {'i18n': 'django.templatetags.i18n'}
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@setup({'i18n03': '{% load i18n %}{% blocktrans %}{{ anton }}{% endblocktrans %}'})
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def test_i18n03(self):
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"""simple translation of a variable"""
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output = self.engine.render_to_string('i18n03', {'anton': 'Å'})
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self.assertEqual(output, 'Å')
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@setup({'i18n04': '{% load i18n %}{% blocktrans with berta=anton|lower %}{{ berta }}{% endblocktrans %}'})
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def test_i18n04(self):
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"""simple translation of a variable and filter"""
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output = self.engine.render_to_string('i18n04', {'anton': 'Å'})
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self.assertEqual(output, 'å')
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@setup({'legacyi18n04': '{% load i18n %}'
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'{% blocktrans with anton|lower as berta %}{{ berta }}{% endblocktrans %}'})
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def test_legacyi18n04(self):
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"""simple translation of a variable and filter"""
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output = self.engine.render_to_string('legacyi18n04', {'anton': 'Å'})
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self.assertEqual(output, 'å')
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@setup({'i18n05': '{% load i18n %}{% blocktrans %}xxx{{ anton }}xxx{% endblocktrans %}'})
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def test_i18n05(self):
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"""simple translation of a string with interpolation"""
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output = self.engine.render_to_string('i18n05', {'anton': 'yyy'})
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self.assertEqual(output, 'xxxyyyxxx')
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@setup({'i18n07': '{% load i18n %}'
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'{% blocktrans count counter=number %}singular{% plural %}'
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'{{ counter }} plural{% endblocktrans %}'})
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def test_i18n07(self):
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"""translation of singular form"""
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output = self.engine.render_to_string('i18n07', {'number': 1})
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self.assertEqual(output, 'singular')
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@setup({'legacyi18n07': '{% load i18n %}'
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'{% blocktrans count number as counter %}singular{% plural %}'
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'{{ counter }} plural{% endblocktrans %}'})
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def test_legacyi18n07(self):
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"""translation of singular form"""
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output = self.engine.render_to_string('legacyi18n07', {'number': 1})
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self.assertEqual(output, 'singular')
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@setup({'i18n08': '{% load i18n %}'
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'{% blocktrans count number as counter %}singular{% plural %}'
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'{{ counter }} plural{% endblocktrans %}'})
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def test_i18n08(self):
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"""translation of plural form"""
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output = self.engine.render_to_string('i18n08', {'number': 2})
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self.assertEqual(output, '2 plural')
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@setup({'legacyi18n08': '{% load i18n %}'
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'{% blocktrans count counter=number %}singular{% plural %}'
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'{{ counter }} plural{% endblocktrans %}'})
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def test_legacyi18n08(self):
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"""translation of plural form"""
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output = self.engine.render_to_string('legacyi18n08', {'number': 2})
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self.assertEqual(output, '2 plural')
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@setup({'i18n17': '{% load i18n %}'
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'{% blocktrans with berta=anton|escape %}{{ berta }}{% endblocktrans %}'})
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def test_i18n17(self):
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"""
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Escaping inside blocktrans and trans works as if it was directly in the
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template.
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"""
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output = self.engine.render_to_string('i18n17', {'anton': 'α & β'})
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self.assertEqual(output, 'α & β')
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@setup({'i18n18': '{% load i18n %}'
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'{% blocktrans with berta=anton|force_escape %}{{ berta }}{% endblocktrans %}'})
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def test_i18n18(self):
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output = self.engine.render_to_string('i18n18', {'anton': 'α & β'})
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self.assertEqual(output, 'α & β')
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@setup({'i18n19': '{% load i18n %}{% blocktrans %}{{ andrew }}{% endblocktrans %}'})
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def test_i18n19(self):
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output = self.engine.render_to_string('i18n19', {'andrew': 'a & b'})
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self.assertEqual(output, 'a & b')
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@setup({'i18n21': '{% load i18n %}{% blocktrans %}{{ andrew }}{% endblocktrans %}'})
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def test_i18n21(self):
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output = self.engine.render_to_string('i18n21', {'andrew': mark_safe('a & b')})
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self.assertEqual(output, 'a & b')
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@setup({'legacyi18n17': '{% load i18n %}'
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'{% blocktrans with anton|escape as berta %}{{ berta }}{% endblocktrans %}'})
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def test_legacyi18n17(self):
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output = self.engine.render_to_string('legacyi18n17', {'anton': 'α & β'})
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self.assertEqual(output, 'α & β')
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@setup({'legacyi18n18': '{% load i18n %}'
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'{% blocktrans with anton|force_escape as berta %}'
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'{{ berta }}{% endblocktrans %}'})
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def test_legacyi18n18(self):
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output = self.engine.render_to_string('legacyi18n18', {'anton': 'α & β'})
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self.assertEqual(output, 'α & β')
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@setup({'i18n26': '{% load i18n %}'
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'{% blocktrans with extra_field=myextra_field count counter=number %}'
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'singular {{ extra_field }}{% plural %}plural{% endblocktrans %}'})
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def test_i18n26(self):
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"""
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translation of plural form with extra field in singular form (#13568)
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"""
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output = self.engine.render_to_string('i18n26', {'myextra_field': 'test', 'number': 1})
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self.assertEqual(output, 'singular test')
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@setup({'legacyi18n26': '{% load i18n %}'
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'{% blocktrans with myextra_field as extra_field count number as counter %}'
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'singular {{ extra_field }}{% plural %}plural{% endblocktrans %}'})
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def test_legacyi18n26(self):
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output = self.engine.render_to_string('legacyi18n26', {'myextra_field': 'test', 'number': 1})
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self.assertEqual(output, 'singular test')
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@setup({'i18n27': '{% load i18n %}{% blocktrans count counter=number %}'
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'{{ counter }} result{% plural %}{{ counter }} results'
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'{% endblocktrans %}'})
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def test_i18n27(self):
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"""translation of singular form in Russian (#14126)"""
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with translation.override('ru'):
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output = self.engine.render_to_string('i18n27', {'number': 1})
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self.assertEqual(output, '1 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442')
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@setup({'legacyi18n27': '{% load i18n %}'
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'{% blocktrans count number as counter %}{{ counter }} result'
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'{% plural %}{{ counter }} results{% endblocktrans %}'})
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def test_legacyi18n27(self):
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with translation.override('ru'):
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output = self.engine.render_to_string('legacyi18n27', {'number': 1})
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self.assertEqual(output, '1 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442')
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@setup({'i18n28': '{% load i18n %}'
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'{% blocktrans with a=anton b=berta %}{{ a }} + {{ b }}{% endblocktrans %}'})
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def test_i18n28(self):
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"""simple translation of multiple variables"""
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output = self.engine.render_to_string('i18n28', {'anton': 'α', 'berta': 'β'})
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self.assertEqual(output, 'α + β')
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@setup({'legacyi18n28': '{% load i18n %}'
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'{% blocktrans with anton as a and berta as b %}'
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'{{ a }} + {{ b }}{% endblocktrans %}'})
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def test_legacyi18n28(self):
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output = self.engine.render_to_string('legacyi18n28', {'anton': 'α', 'berta': 'β'})
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self.assertEqual(output, 'α + β')
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# blocktrans handling of variables which are not in the context.
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# this should work as if blocktrans was not there (#19915)
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@setup({'i18n34': '{% load i18n %}{% blocktrans %}{{ missing }}{% endblocktrans %}'})
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def test_i18n34(self):
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output = self.engine.render_to_string('i18n34')
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if self.engine.string_if_invalid:
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self.assertEqual(output, 'INVALID')
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else:
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self.assertEqual(output, '')
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@setup({'i18n34_2': '{% load i18n %}{% blocktrans with a=\'α\' %}{{ missing }}{% endblocktrans %}'})
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def test_i18n34_2(self):
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output = self.engine.render_to_string('i18n34_2')
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if self.engine.string_if_invalid:
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self.assertEqual(output, 'INVALID')
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else:
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self.assertEqual(output, '')
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@setup({'i18n34_3': '{% load i18n %}{% blocktrans with a=anton %}{{ missing }}{% endblocktrans %}'})
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def test_i18n34_3(self):
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output = self.engine.render_to_string(
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'i18n34_3', {'anton': '\xce\xb1'})
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if self.engine.string_if_invalid:
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self.assertEqual(output, 'INVALID')
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else:
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self.assertEqual(output, '')
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@setup({'i18n37': '{% load i18n %}'
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'{% trans "Page not found" as page_not_found %}'
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'{% blocktrans %}Error: {{ page_not_found }}{% endblocktrans %}'})
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def test_i18n37(self):
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with translation.override('de'):
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output = self.engine.render_to_string('i18n37')
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self.assertEqual(output, 'Error: Seite nicht gefunden')
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# blocktrans tag with asvar
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@setup({'i18n39': '{% load i18n %}'
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'{% blocktrans asvar page_not_found %}Page not found{% endblocktrans %}'
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'>{{ page_not_found }}<'})
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def test_i18n39(self):
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with translation.override('de'):
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output = self.engine.render_to_string('i18n39')
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self.assertEqual(output, '>Seite nicht gefunden<')
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@setup({'i18n40': '{% load i18n %}'
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'{% trans "Page not found" as pg_404 %}'
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'{% blocktrans with page_not_found=pg_404 asvar output %}'
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'Error: {{ page_not_found }}'
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'{% endblocktrans %}'})
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def test_i18n40(self):
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output = self.engine.render_to_string('i18n40')
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self.assertEqual(output, '')
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@setup({'i18n41': '{% load i18n %}'
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'{% trans "Page not found" as pg_404 %}'
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'{% blocktrans with page_not_found=pg_404 asvar output %}'
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'Error: {{ page_not_found }}'
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'{% endblocktrans %}'
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'>{{ output }}<'})
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def test_i18n41(self):
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with translation.override('de'):
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output = self.engine.render_to_string('i18n41')
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self.assertEqual(output, '>Error: Seite nicht gefunden<')
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@setup({'template': '{% load i18n %}{% blocktrans asvar %}Yes{% endblocktrans %}'})
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def test_blocktrans_syntax_error_missing_assignment(self):
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msg = "No argument provided to the 'blocktrans' tag for the asvar option."
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with self.assertRaisesMessage(TemplateSyntaxError, msg):
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self.engine.render_to_string('template')
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@setup({'template': '{% load i18n %}{% blocktrans %}%s{% endblocktrans %}'})
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def test_blocktrans_tag_using_a_string_that_looks_like_str_fmt(self):
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output = self.engine.render_to_string('template')
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self.assertEqual(output, '%s')
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class TranslationBlockTransTagTests(SimpleTestCase):
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@override_settings(LOCALE_PATHS=extended_locale_paths)
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def test_template_tags_pgettext(self):
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"""{% blocktrans %} takes message contexts into account (#14806)."""
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trans_real._active = local()
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trans_real._translations = {}
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with translation.override('de'):
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# Nonexistent context
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t = Template('{% load i18n %}{% blocktrans context "nonexistent" %}May{% endblocktrans %}')
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rendered = t.render(Context())
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self.assertEqual(rendered, 'May')
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# Existing context... using a literal
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t = Template('{% load i18n %}{% blocktrans context "month name" %}May{% endblocktrans %}')
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rendered = t.render(Context())
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self.assertEqual(rendered, 'Mai')
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t = Template('{% load i18n %}{% blocktrans context "verb" %}May{% endblocktrans %}')
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rendered = t.render(Context())
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self.assertEqual(rendered, 'Kann')
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# Using a variable
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t = Template('{% load i18n %}{% blocktrans context message_context %}May{% endblocktrans %}')
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rendered = t.render(Context({'message_context': 'month name'}))
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self.assertEqual(rendered, 'Mai')
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t = Template('{% load i18n %}{% blocktrans context message_context %}May{% endblocktrans %}')
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rendered = t.render(Context({'message_context': 'verb'}))
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self.assertEqual(rendered, 'Kann')
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# Using a filter
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t = Template('{% load i18n %}{% blocktrans context message_context|lower %}May{% endblocktrans %}')
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rendered = t.render(Context({'message_context': 'MONTH NAME'}))
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self.assertEqual(rendered, 'Mai')
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t = Template('{% load i18n %}{% blocktrans context message_context|lower %}May{% endblocktrans %}')
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rendered = t.render(Context({'message_context': 'VERB'}))
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self.assertEqual(rendered, 'Kann')
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# Using 'count'
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t = Template(
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'{% load i18n %}{% blocktrans count number=1 context "super search" %}'
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'{{ number }} super result{% plural %}{{ number }} super results{% endblocktrans %}'
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)
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rendered = t.render(Context())
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self.assertEqual(rendered, '1 Super-Ergebnis')
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t = Template(
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'{% load i18n %}{% blocktrans count number=2 context "super search" %}{{ number }}'
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' super result{% plural %}{{ number }} super results{% endblocktrans %}'
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)
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rendered = t.render(Context())
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self.assertEqual(rendered, '2 Super-Ergebnisse')
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t = Template(
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'{% load i18n %}{% blocktrans context "other super search" count number=1 %}'
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'{{ number }} super result{% plural %}{{ number }} super results{% endblocktrans %}'
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)
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rendered = t.render(Context())
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self.assertEqual(rendered, '1 anderen Super-Ergebnis')
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t = Template(
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'{% load i18n %}{% blocktrans context "other super search" count number=2 %}'
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'{{ number }} super result{% plural %}{{ number }} super results{% endblocktrans %}'
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)
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rendered = t.render(Context())
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self.assertEqual(rendered, '2 andere Super-Ergebnisse')
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# Using 'with'
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t = Template(
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'{% load i18n %}{% blocktrans with num_comments=5 context "comment count" %}'
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'There are {{ num_comments }} comments{% endblocktrans %}'
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)
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rendered = t.render(Context())
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self.assertEqual(rendered, 'Es gibt 5 Kommentare')
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t = Template(
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'{% load i18n %}{% blocktrans with num_comments=5 context "other comment count" %}'
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'There are {{ num_comments }} comments{% endblocktrans %}'
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)
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rendered = t.render(Context())
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self.assertEqual(rendered, 'Andere: Es gibt 5 Kommentare')
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# Using trimmed
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t = Template(
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'{% load i18n %}{% blocktrans trimmed %}\n\nThere\n\t are 5 '
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'\n\n comments\n{% endblocktrans %}'
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)
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rendered = t.render(Context())
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self.assertEqual(rendered, 'There are 5 comments')
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t = Template(
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'{% load i18n %}{% blocktrans with num_comments=5 context "comment count" trimmed %}\n\n'
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'There are \t\n \t {{ num_comments }} comments\n\n{% endblocktrans %}'
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)
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rendered = t.render(Context())
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self.assertEqual(rendered, 'Es gibt 5 Kommentare')
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t = Template(
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'{% load i18n %}{% blocktrans context "other super search" count number=2 trimmed %}\n'
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'{{ number }} super \n result{% plural %}{{ number }} super results{% endblocktrans %}'
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)
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rendered = t.render(Context())
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self.assertEqual(rendered, '2 andere Super-Ergebnisse')
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# Misuses
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with self.assertRaises(TemplateSyntaxError):
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Template('{% load i18n %}{% blocktrans context with month="May" %}{{ month }}{% endblocktrans %}')
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with self.assertRaises(TemplateSyntaxError):
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Template('{% load i18n %}{% blocktrans context %}{% endblocktrans %}')
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with self.assertRaises(TemplateSyntaxError):
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Template(
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'{% load i18n %}{% blocktrans count number=2 context %}'
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'{{ number }} super result{% plural %}{{ number }}'
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' super results{% endblocktrans %}'
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)
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@override_settings(LOCALE_PATHS=[os.path.join(here, 'other', 'locale')])
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def test_bad_placeholder_1(self):
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"""
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Error in translation file should not crash template rendering (#16516).
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(%(person)s is translated as %(personne)s in fr.po).
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"""
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with translation.override('fr'):
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t = Template('{% load i18n %}{% blocktrans %}My name is {{ person }}.{% endblocktrans %}')
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rendered = t.render(Context({'person': 'James'}))
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self.assertEqual(rendered, 'My name is James.')
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@override_settings(LOCALE_PATHS=[os.path.join(here, 'other', 'locale')])
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def test_bad_placeholder_2(self):
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"""
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Error in translation file should not crash template rendering (#18393).
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(%(person) misses a 's' in fr.po, causing the string formatting to fail)
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.
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"""
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with translation.override('fr'):
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t = Template('{% load i18n %}{% blocktrans %}My other name is {{ person }}.{% endblocktrans %}')
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rendered = t.render(Context({'person': 'James'}))
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self.assertEqual(rendered, 'My other name is James.')
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class MultipleLocaleActivationBlockTransTests(MultipleLocaleActivationTestCase):
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def test_single_locale_activation(self):
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"""
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Simple baseline behavior with one locale for all the supported i18n
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constructs.
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"""
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with translation.override('fr'):
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self.assertEqual(
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Template("{% load i18n %}{% blocktrans %}Yes{% endblocktrans %}").render(Context({})),
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'Oui'
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)
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def test_multiple_locale_btrans(self):
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with translation.override('de'):
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t = Template("{% load i18n %}{% blocktrans %}No{% endblocktrans %}")
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with translation.override(self._old_language), translation.override('nl'):
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self.assertEqual(t.render(Context({})), 'Nee')
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def test_multiple_locale_deactivate_btrans(self):
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with translation.override('de', deactivate=True):
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t = Template("{% load i18n %}{% blocktrans %}No{% endblocktrans %}")
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with translation.override('nl'):
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self.assertEqual(t.render(Context({})), 'Nee')
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def test_multiple_locale_direct_switch_btrans(self):
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with translation.override('de'):
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t = Template("{% load i18n %}{% blocktrans %}No{% endblocktrans %}")
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with translation.override('nl'):
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self.assertEqual(t.render(Context({})), 'Nee')
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class MiscTests(SimpleTestCase):
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@override_settings(LOCALE_PATHS=extended_locale_paths)
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def test_percent_in_translatable_block(self):
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t_sing = Template("{% load i18n %}{% blocktrans %}The result was {{ percent }}%{% endblocktrans %}")
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t_plur = Template(
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"{% load i18n %}{% blocktrans count num as number %}"
|
||
"{{ percent }}% represents {{ num }} object{% plural %}"
|
||
"{{ percent }}% represents {{ num }} objects{% endblocktrans %}"
|
||
)
|
||
with translation.override('de'):
|
||
self.assertEqual(t_sing.render(Context({'percent': 42})), 'Das Ergebnis war 42%')
|
||
self.assertEqual(t_plur.render(Context({'percent': 42, 'num': 1})), '42% stellt 1 Objekt dar')
|
||
self.assertEqual(t_plur.render(Context({'percent': 42, 'num': 4})), '42% stellt 4 Objekte dar')
|
||
|
||
@override_settings(LOCALE_PATHS=extended_locale_paths)
|
||
def test_percent_formatting_in_blocktrans(self):
|
||
"""
|
||
Python's %-formatting is properly escaped in blocktrans, singular, or
|
||
plural.
|
||
"""
|
||
t_sing = Template("{% load i18n %}{% blocktrans %}There are %(num_comments)s comments{% endblocktrans %}")
|
||
t_plur = Template(
|
||
"{% load i18n %}{% blocktrans count num as number %}"
|
||
"%(percent)s% represents {{ num }} object{% plural %}"
|
||
"%(percent)s% represents {{ num }} objects{% endblocktrans %}"
|
||
)
|
||
with translation.override('de'):
|
||
# Strings won't get translated as they don't match after escaping %
|
||
self.assertEqual(t_sing.render(Context({'num_comments': 42})), 'There are %(num_comments)s comments')
|
||
self.assertEqual(t_plur.render(Context({'percent': 42, 'num': 1})), '%(percent)s% represents 1 object')
|
||
self.assertEqual(t_plur.render(Context({'percent': 42, 'num': 4})), '%(percent)s% represents 4 objects')
|