From 612ef3e5c9ba172868d22d93be64a340b7742fc6 Mon Sep 17 00:00:00 2001 From: Preston Timmons Date: Sat, 6 Apr 2013 13:59:39 -0500 Subject: Modified utils_tests for unittest2 discovery. --- tests/utils_tests/test_html.py | 176 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 176 insertions(+) create mode 100644 tests/utils_tests/test_html.py (limited to 'tests/utils_tests/test_html.py') diff --git a/tests/utils_tests/test_html.py b/tests/utils_tests/test_html.py new file mode 100644 index 0000000000..090cc32d1c --- /dev/null +++ b/tests/utils_tests/test_html.py @@ -0,0 +1,176 @@ +from __future__ import unicode_literals + +from datetime import datetime +import os + +from django.utils import html +from django.utils._os import upath +from django.utils.unittest import TestCase + + +class TestUtilsHtml(TestCase): + + def check_output(self, function, value, output=None): + """ + Check that function(value) equals output. If output is None, + check that function(value) equals value. + """ + if output is None: + output = value + self.assertEqual(function(value), output) + + def test_escape(self): + f = html.escape + items = ( + ('&','&'), + ('<', '<'), + ('>', '>'), + ('"', '"'), + ("'", '''), + ) + # Substitution patterns for testing the above items. + patterns = ("%s", "asdf%sfdsa", "%s1", "1%sb") + for value, output in items: + for pattern in patterns: + self.check_output(f, pattern % value, pattern % output) + # Check repeated values. + self.check_output(f, value * 2, output * 2) + # Verify it doesn't double replace &. + self.check_output(f, '<&', '<&') + + def test_format_html(self): + self.assertEqual( + html.format_html("{0} {1} {third} {fourth}", + "< Dangerous >", + html.mark_safe("safe"), + third="< dangerous again", + fourth=html.mark_safe("safe again") + ), + "< Dangerous > safe < dangerous again safe again" + ) + + def test_linebreaks(self): + f = html.linebreaks + items = ( + ("para1\n\npara2\r\rpara3", "

para1

\n\n

para2

\n\n

para3

"), + ("para1\nsub1\rsub2\n\npara2", "

para1
sub1
sub2

\n\n

para2

"), + ("para1\r\n\r\npara2\rsub1\r\rpara4", "

para1

\n\n

para2
sub1

\n\n

para4

"), + ("para1\tmore\n\npara2", "

para1\tmore

\n\n

para2

"), + ) + for value, output in items: + self.check_output(f, value, output) + + def test_strip_tags(self): + f = html.strip_tags + items = ( + ('a', 'a'), + ('a', 'a'), + ('e', 'e'), + ('b', 'b'), + ('a

b

c', 'abc'), + ('a

b

c', 'abc'), + ('de

f', 'def'), + ('foobar', 'foobar'), + ) + for value, output in items: + self.check_output(f, value, output) + + # Test with more lengthy content (also catching performance regressions) + for filename in ('strip_tags1.html', 'strip_tags2.txt'): + path = os.path.join(os.path.dirname(upath(__file__)), 'files', filename) + with open(path, 'r') as fp: + start = datetime.now() + stripped = html.strip_tags(fp.read()) + elapsed = datetime.now() - start + self.assertEqual(elapsed.seconds, 0) + self.assertIn("Please try again.", stripped) + self.assertNotIn('<', stripped) + + def test_strip_spaces_between_tags(self): + f = html.strip_spaces_between_tags + # Strings that should come out untouched. + items = (' ', ' ', ' ', ' x') + for value in items: + self.check_output(f, value) + # Strings that have spaces to strip. + items = ( + (' ', ''), + ('

hello

\n

world

', '

hello

world

'), + ('\n

\t

\n

\n', '\n

\n'), + ) + for value, output in items: + self.check_output(f, value, output) + + def test_strip_entities(self): + f = html.strip_entities + # Strings that should come out untouched. + values = ("&", "&a", "&a", "a&#a") + for value in values: + self.check_output(f, value) + # Valid entities that should be stripped from the patterns. + entities = ("", " ", "&a;", "&fdasdfasdfasdf;") + patterns = ( + ("asdf %(entity)s ", "asdf "), + ("%(entity)s%(entity)s", ""), + ("&%(entity)s%(entity)s", "&"), + ("%(entity)s3", "3"), + ) + for entity in entities: + for in_pattern, output in patterns: + self.check_output(f, in_pattern % {'entity': entity}, output) + + def test_fix_ampersands(self): + f = html.fix_ampersands + # Strings without ampersands or with ampersands already encoded. + values = ("a", "b", "&a;", "& &x; ", "asdf") + patterns = ( + ("%s", "%s"), + ("&%s", "&%s"), + ("&%s&", "&%s&"), + ) + for value in values: + for in_pattern, out_pattern in patterns: + self.check_output(f, in_pattern % value, out_pattern % value) + # Strings with ampersands that need encoding. + items = ( + ("&#;", "&#;"), + ("ͫ ;", "&#875 ;"), + ("abc;", "&#4abc;"), + ) + for value, output in items: + self.check_output(f, value, output) + + def test_escapejs(self): + f = html.escapejs + items = ( + ('"double quotes" and \'single quotes\'', '\\u0022double quotes\\u0022 and \\u0027single quotes\\u0027'), + (r'\ : backslashes, too', '\\u005C : backslashes, too'), + ('and lots of whitespace: \r\n\t\v\f\b', 'and lots of whitespace: \\u000D\\u000A\\u0009\\u000B\\u000C\\u0008'), + (r'', '\\u003Cscript\\u003Eand this\\u003C/script\\u003E'), + ('paragraph separator:\u2029and line separator:\u2028', 'paragraph separator:\\u2029and line separator:\\u2028'), + ) + for value, output in items: + self.check_output(f, value, output) + + def test_clean_html(self): + f = html.clean_html + items = ( + ('

I believe in semantic markup!

', '

I believe in semantic markup!

'), + ('I escape & I don\'t target', 'I escape & I don\'t target'), + ('

I kill whitespace


 

', '

I kill whitespace

'), + # also a regression test for #7267: this used to raise an UnicodeDecodeError + ('

* foo

* bar

', '
    \n
  • foo
  • bar
    • \n
'), + ) + for value, output in items: + self.check_output(f, value, output) + + def test_remove_tags(self): + f = html.remove_tags + items = ( + ("Yes", "b i", "Yes"), + ("x

y

", "a b", "x

y

"), + ) + for value, tags, output in items: + self.assertEqual(f(value, tags), output) -- cgit v1.3