mirror of
https://github.com/gryf/ebook-converter.git
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72 lines
3.5 KiB
Python
72 lines
3.5 KiB
Python
#!/usr/bin/env python2
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# vim:fileencoding=utf-8
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from __future__ import absolute_import, division, print_function, unicode_literals
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__license__ = 'GPL v3'
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__copyright__ = '2014, Kovid Goyal <kovid at kovidgoyal.net>'
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from tinycss.decoding import decode
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from tinycss.tests import BaseTest
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def params(css, encoding, use_bom=False, expect_error=False, **kwargs):
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"""Nicer syntax to make a tuple."""
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return css, encoding, use_bom, expect_error, kwargs
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class TestDecoding(BaseTest):
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def test_decoding(self):
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for (css, encoding, use_bom, expect_error, kwargs) in [
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params('', 'utf8'), # default to utf8
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params('𐂃', 'utf8'),
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params('é', 'latin1'), # utf8 fails, fall back on ShiftJIS
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params('£', 'ShiftJIS', expect_error=True),
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params('£', 'ShiftJIS', protocol_encoding='Shift-JIS'),
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params('£', 'ShiftJIS', linking_encoding='Shift-JIS'),
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params('£', 'ShiftJIS', document_encoding='Shift-JIS'),
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params('£', 'ShiftJIS', protocol_encoding='utf8',
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document_encoding='ShiftJIS'),
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params('@charset "utf8"; £', 'ShiftJIS', expect_error=True),
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params('@charset "utf£8"; £', 'ShiftJIS', expect_error=True),
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params('@charset "unknown-encoding"; £', 'ShiftJIS', expect_error=True),
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params('@charset "utf8"; £', 'ShiftJIS', document_encoding='ShiftJIS'),
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params('£', 'ShiftJIS', linking_encoding='utf8',
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document_encoding='ShiftJIS'),
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params('@charset "utf-32"; 𐂃', 'utf-32-be'),
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params('@charset "Shift-JIS"; £', 'ShiftJIS'),
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params('@charset "ISO-8859-8"; £', 'ShiftJIS', expect_error=True),
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params('𐂃', 'utf-16-le', expect_error=True), # no BOM
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params('𐂃', 'utf-16-le', use_bom=True),
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params('𐂃', 'utf-32-be', expect_error=True),
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params('𐂃', 'utf-32-be', use_bom=True),
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params('𐂃', 'utf-32-be', document_encoding='utf-32-be'),
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params('𐂃', 'utf-32-be', linking_encoding='utf-32-be'),
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params('@charset "utf-32-le"; 𐂃', 'utf-32-be',
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use_bom=True, expect_error=True),
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# protocol_encoding takes precedence over @charset
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params('@charset "ISO-8859-8"; £', 'ShiftJIS',
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protocol_encoding='Shift-JIS'),
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params('@charset "unknown-encoding"; £', 'ShiftJIS',
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protocol_encoding='Shift-JIS'),
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params('@charset "Shift-JIS"; £', 'ShiftJIS',
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protocol_encoding='utf8'),
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# @charset takes precedence over document_encoding
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params('@charset "Shift-JIS"; £', 'ShiftJIS',
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document_encoding='ISO-8859-8'),
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# @charset takes precedence over linking_encoding
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params('@charset "Shift-JIS"; £', 'ShiftJIS',
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linking_encoding='ISO-8859-8'),
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# linking_encoding takes precedence over document_encoding
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params('£', 'ShiftJIS',
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linking_encoding='Shift-JIS', document_encoding='ISO-8859-8'),
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]:
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if use_bom:
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source = '\ufeff' + css
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else:
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source = css
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css_bytes = source.encode(encoding)
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result, result_encoding = decode(css_bytes, **kwargs)
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if expect_error:
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self.assertNotEqual(result, css)
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else:
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self.ae(result, css)
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