/usr/lib/python2.7/dist-packages/cssutils/tests/test_cssstylesheet.py is in python-cssutils 1.0.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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"""Tests for css.CSSStyleSheet"""
import xml.dom
import basetest
import cssutils.css
class CSSStyleSheetTestCase(basetest.BaseTestCase):
def setUp(self):
super(CSSStyleSheetTestCase, self).setUp()
self.r = cssutils.css.CSSStyleSheet() # used by basetest
self.s = self.r # used here
self.rule = cssutils.css.CSSStyleRule()
def tearDown(self):
cssutils.ser.prefs.useDefaults()
def test_init(self):
"CSSStyleSheet.__init__()"
self.assertEqual('text/css', self.s.type)
self.assertEqual(False, self.s._readonly)
self.assertEqual([], self.s.cssRules)
self.assertEqual(False, self.s.disabled)
self.assertEqual(None, self.s.href)
self.assertEqual(None, self.s.media)
self.assertEqual(None, self.s.ownerNode)
self.assertEqual(None, self.s.parentStyleSheet)
self.assertEqual(u'', self.s.title)
# check that type is readonly
self.assertRaises(AttributeError, self.r.__setattr__, 'href', 'x')
self.assertRaises(AttributeError, self.r.__setattr__, 'parentStyleSheet', 'x')
self.assertRaises(AttributeError, self.r.__setattr__, 'ownerNode', 'x')
self.assertRaises(AttributeError, self.r.__setattr__, 'type', 'x')
def test_iter(self):
"CSSStyleSheet.__iter__()"
s = cssutils.css.CSSStyleSheet()
s.cssText = '''@import "x";@import "y";@namespace "u";'''
types = [cssutils.css.CSSRule.IMPORT_RULE,
cssutils.css.CSSRule.IMPORT_RULE,
cssutils.css.CSSRule.NAMESPACE_RULE]
for i, rule in enumerate(s):
self.assertEqual(rule, s.cssRules[i])
self.assertEqual(rule.type, types[i])
def test_refs(self):
"""CSSStylesheet references"""
s = cssutils.parseString('a {}')
rules = s.cssRules
self.assertEqual(s.cssRules[0].parentStyleSheet, s)
self.assertEqual(rules[0].parentStyleSheet, s)
# set cssText
s.cssText = 'b{}'
# from 0.9.7b1
self.assertNotEqual(rules, s.cssRules)
# set cssRules
s.cssRules = cssutils.parseString('''
@charset "ascii";
/**/
@import "x";
@namespace "http://example.com/ns0";
@media all {
a { color: green; }
}
@font-face {
font-family: x;
}
@page {
font-family: Arial;
}
@x;
b {}').cssRules''').cssRules
# new object
self.assertNotEqual(rules, s.cssRules)
for i, r in enumerate(s.cssRules):
self.assertEqual(r.parentStyleSheet, s)
# namespaces
s = cssutils.parseString('@namespace "http://example.com/ns1"; a {}')
namespaces = s.namespaces
self.assertEqual(s.namespaces.items(), [(u'', 'http://example.com/ns1')])
s.cssText = '@namespace x "http://example.com/ns2"; x|a {}'
# not anymore!
self.assertNotEqual(namespaces, s.namespaces)
self.assertEqual(s.namespaces.items(), [(u'x', 'http://example.com/ns2')])
# variables
s = cssutils.parseString(u'@variables { a:1}')
vars1 = s.variables
self.assertEqual(vars1[u'a'], u'1')
s = cssutils.parseString(u'@variables { a:2}')
vars2 = s.variables
self.assertNotEqual(vars1, vars2)
self.assertEqual(vars1[u'a'], u'1')
self.assertEqual(vars2[u'a'], u'2')
def test_cssRules(self):
"CSSStyleSheet.cssRules"
s = cssutils.parseString('/*1*/a {x:1}')
self.assertEqual(2, s.cssRules.length)
del s.cssRules[0]
self.assertEqual(1, s.cssRules.length)
s.cssRules.append('/*2*/')
self.assertEqual(2, s.cssRules.length)
s.cssRules.extend(cssutils.parseString('/*3*/x {y:2}').cssRules)
self.assertEqual(4, s.cssRules.length)
self.assertEqual(u'a {\n x: 1\n }\n/*2*/\n/*3*/\nx {\n y: 2\n }'.encode(),
s.cssText)
for r in s.cssRules:
self.assertEqual(r.parentStyleSheet, s)
def test_cssText(self):
"CSSStyleSheet.cssText"
tests = {
'': ''.encode(),
# @charset
'@charset "ascii";\n@import "x";':
'@charset "ascii";\n@import "x";'.encode(),
'@charset "ascii";\n@media all {}': '@charset "ascii";'.encode(),
'@charset "ascii";\n@x;': '@charset "ascii";\n@x;'.encode(),
'@charset "ascii";\na {\n x: 1\n }':
'@charset "ascii";\na {\n x: 1\n }'.encode(),
# @import
'@x;\n@import "x";': '@x;\n@import "x";'.encode(),
'@import "x";\n@import "y";': '@import "x";\n@import "y";'.encode(),
'@import "x";\n@media all {}': '@import "x";'.encode(),
'@import "x";\n@x;': '@import "x";\n@x;'.encode(),
'@import "x";\na {\n x: 1\n }':
'@import "x";\na {\n x: 1\n }'.encode(),
# @namespace
'@x;\n@namespace a "x";': '@x;\n@namespace a "x";'.encode(),
'@namespace a "x";\n@namespace b "y";':
'@namespace a "x";\n@namespace b "y";'.encode(),
'@import "x";\n@namespace a "x";\n@media all {}':
'@import "x";\n@namespace a "x";'.encode(),
'@namespace a "x";\n@x;': '@namespace a "x";\n@x;'.encode(),
'@namespace a "x";\na {\n x: 1\n }':
'@namespace a "x";\na {\n x: 1\n }'.encode(),
"""@namespace url("e1");
@namespace url("e2");
@namespace x url("x1");
@namespace x url("x2");
test{color: green}
x|test {color: green}""": """@namespace "e2";
@namespace x "x2";
test {
color: green
}
x|test {
color: green
}""".encode()
# ur'\1 { \2: \3 }': ur'''\x01 {
# \x02: \x03
# }''',
# ur'''
# \@ { \@: \@ }
# \1 { \2: \3 }
# \{{\::\;;}
# ''': ur'''\@ {
# \@: \@
# }
#\1 {
# \2: \3
# }
#\{
# {\:: \;
# }'''
}
self.do_equal_r(tests)
tests = {
'': None,
# @charset
'@charset "ascii";\n@import "x";': None,
'@charset "ascii";\n@media all {}': '@charset "ascii";',
'@charset "ascii";\n@x;': None,
'@charset "ascii";\na {\n x: 1\n }': None,
# @import
'@x;\n@import "x";': None,
'@import "x";\n@import "y";': None,
'@import "x";\n@media all {}': '@import "x";',
'@import "x";\n@x;': None,
'@import "x";\na {\n x: 1\n }': None,
# @namespace
'@x;\n@namespace a "x";': None,
'@namespace a "x";\n@namespace b "y";': None,
'@import "x";\n@namespace a "x";\n@media all {}':
'@import "x";\n@namespace a "x";',
'@namespace a "x";\n@x;': None,
'@namespace a "x";\na {\n x: 1\n }': None,
"""@namespace url("e1");
@namespace url("e2");
@namespace x url("x1");
@namespace x url("x2");
test{color: green}
x|test {color: green}""": """@namespace "e2";
@namespace x "x2";
test {
color: green
}
x|test {
color: green
}"""
# ur'\1 { \2: \3 }': ur'''\x01 {
# \x02: \x03
# }''',
# ur'''
# \@ { \@: \@ }
# \1 { \2: \3 }
# \{{\::\;;}
# ''': ur'''\@ {
# \@: \@
# }
#\1 {
# \2: \3
# }
#\{
# {\:: \;
# }'''
}
self.do_equal_p(tests)
s = cssutils.css.CSSStyleSheet()
s.cssText = u'''@charset "ascii";@import "x";@namespace a "x";
@media all {/*1*/}@page {margin: 0}a {\n x: 1\n }@unknown;/*comment*/'''
for r in s.cssRules:
self.assertEqual(s, r.parentStyleSheet)
def test_cssText_HierarchyRequestErr(self):
"CSSStyleSheet.cssText HierarchyRequestErr"
tests = {
# @charset: only one and always 1st
u' @charset "utf-8";': xml.dom.HierarchyRequestErr,
u'@charset "ascii";@charset "ascii";': xml.dom.HierarchyRequestErr, u'/*c*/@charset "ascii";': xml.dom.HierarchyRequestErr,
u'@import "x"; @charset "ascii";': xml.dom.HierarchyRequestErr,
u'@namespace a "x"; @charset "ascii";': xml.dom.HierarchyRequestErr,
u'@media all {} @charset "ascii";': xml.dom.HierarchyRequestErr,
u'@page {} @charset "ascii";': xml.dom.HierarchyRequestErr,
u'a {} @charset "ascii";': xml.dom.HierarchyRequestErr,
# @import: before @namespace, @media, @page, sr
u'@namespace a "x"; @import "x";': xml.dom.HierarchyRequestErr,
u'@media all {} @import "x";': xml.dom.HierarchyRequestErr,
u'@page {} @import "x";': xml.dom.HierarchyRequestErr,
u'a {} @import "x";': xml.dom.HierarchyRequestErr,
# @namespace: before @media, @page, sr
u'@media all {} @namespace a "x";': xml.dom.HierarchyRequestErr,
u'@page {} @namespace a "x";': xml.dom.HierarchyRequestErr,
u'a {} @namespace a "x";': xml.dom.HierarchyRequestErr,
}
self.do_raise_r(tests)
self.do_raise_p(tests)
def test_cssText_SyntaxErr(self):
"""CSSStyleSheet.cssText SyntaxErr
for single {, } or ;
"""
tests = {
u'{': xml.dom.SyntaxErr,
u'}': xml.dom.SyntaxErr,
u';': xml.dom.SyntaxErr,
u'@charset "ascii";{': xml.dom.SyntaxErr,
u'@charset "ascii";}': xml.dom.SyntaxErr,
u'@charset "ascii";;': xml.dom.SyntaxErr,
}
self.do_raise_r(tests)
self.do_raise_p(tests)
def test_encoding(self):
"CSSStyleSheet.encoding"
self.s.cssText=''
self.assertEqual('utf-8', self.s.encoding)
self.s.encoding = 'ascii'
self.assertEqual('ascii', self.s.encoding)
self.assertEqual(1, self.s.cssRules.length)
self.assertEqual('ascii', self.s.cssRules[0].encoding)
self.s.encoding = None
self.assertEqual('utf-8', self.s.encoding)
self.assertEqual(0, self.s.cssRules.length)
self.s.encoding = 'UTF-8'
self.assertEqual('utf-8', self.s.encoding)
self.assertEqual(1, self.s.cssRules.length)
self.assertRaises(xml.dom.SyntaxErr, self.s._setEncoding,
'INVALID ENCODING')
self.assertEqual('utf-8', self.s.encoding)
self.assertEqual(1, self.s.cssRules.length)
def test_namespaces1(self):
"CSSStyleSheet.namespaces.namespaces"
# tests for namespaces internal methods
s = cssutils.css.CSSStyleSheet()
self.assertEqual(0, len(s.namespaces))
css = u'''@namespace "default";
@namespace ex "example";
@namespace ex2 "example";
ex2|x { top: 0 }'''
expcss = u'''@namespace "default";
@namespace ex2 "example";
ex2|x {
top: 0
}'''
s.cssText = css
self.assertEqual(s.cssText, expcss.encode())
self.assertEqual(s.namespaces.namespaces,
{ u'': u'default', u'ex2': u'example'})
# __contains__
self.assertTrue('' in s.namespaces)
self.assertTrue('ex2' in s.namespaces)
self.assertFalse('NOTSET' in s.namespaces)
# __delitem__
self.assertRaises(xml.dom.NoModificationAllowedErr,
s.namespaces.__delitem__, 'ex2')
s.namespaces['del'] = 'del'
del s.namespaces['del']
self.assertRaises(xml.dom.NamespaceErr, s.namespaces.__getitem__, 'del')
# __getitem__
self.assertEqual('default', s.namespaces[''])
self.assertEqual('example', s.namespaces['ex2'])
self.assertRaises(xml.dom.NamespaceErr, s.namespaces.__getitem__, 'UNSET')
# __iter__
self.assertEqual(['', 'ex2'], sorted(list(s.namespaces)))
# __len__
self.assertEqual(2, len(s.namespaces))
# __setitem__
self.assertRaises(xml.dom.NoModificationAllowedErr,
s.namespaces.__setitem__, 'ex2', 'NEWURI')
s.namespaces['n1'] = 'new'
self.assertEqual(s.namespaces.namespaces,
{ u'': u'default', u'ex2': u'example', u'n1': 'new'})
s.namespaces['n'] = 'new' # replaces prefix!
self.assertEqual(s.namespaces.namespaces,
{ u'': u'default', u'ex2': u'example', u'n': 'new'})
# prefixForNamespaceURI
self.assertEqual('', s.namespaces.prefixForNamespaceURI('default'))
self.assertEqual('ex2', s.namespaces.prefixForNamespaceURI('example'))
self.assertRaises(IndexError,
s.namespaces.prefixForNamespaceURI, 'UNSET')
# .keys
self.assertEqual(set(s.namespaces.keys()), set(['', 'ex2', 'n']))
# .get
self.assertEqual('x', s.namespaces.get('UNKNOWN', 'x'))
self.assertEqual('example', s.namespaces.get('ex2', 'not used defa'))
def test_namespaces2(self):
"CSSStyleSheet.namespaces"
# tests using CSSStyleSheet.namespaces
s = cssutils.css.CSSStyleSheet()
css = '@namespace n "new";'
# doubles will be removed
s.insertRule(css + css)
self.assertEqual(s.cssText, css.encode())
r = cssutils.css.CSSNamespaceRule(prefix='ex2', namespaceURI='example')
s.insertRule(r)
r = cssutils.css.CSSNamespaceRule(namespaceURI='default')
s.insertRule(r)
expcss = '''@namespace n "new";
@namespace ex2 "example";
@namespace "default";'''
self.assertEqual(s.cssText, expcss.encode())
r.prefix = 'DEFAULT'
expcss = '''@namespace n "new";
@namespace ex2 "example";
@namespace DEFAULT "default";'''
self.assertEqual(s.cssText, expcss.encode())
# CSSMediaRule
self.assertRaises(xml.dom.NamespaceErr, s.add, '@media all {x|a {left: 0}}')
mcss = '@media all {\n ex2|SEL1 {\n left: 0\n }\n }'
s.add(mcss)
expcss += '\n' + mcss
self.assertEqual(s.cssText, expcss.encode())
# CSSStyleRule
self.assertRaises(xml.dom.NamespaceErr, s.add, 'x|a {top: 0}')
scss = 'n|SEL2 {\n top: 0\n }'
s.add(scss)
expcss += '\n' + scss
self.assertEqual(s.cssText, expcss.encode())
mr = s.cssRules[3]
sr = s.cssRules[4]
# SelectorList @media
self.assertRaises(xml.dom.NamespaceErr,
mr.cssRules[0]._setSelectorText, 'x|b')
oldsel, newsel = mr.cssRules[0].selectorText, 'n|SEL3, a'
mr.cssRules[0].selectorText = newsel
expcss = expcss.replace(oldsel, newsel)
self.assertEqual(s.cssText, expcss.encode())
# SelectorList stylerule
self.assertRaises(xml.dom.NamespaceErr,
sr._setSelectorText, 'x|b')
oldsel, newsel = sr.selectorText, 'ex2|SEL4, a'
sr.selectorText = newsel
expcss = expcss.replace(oldsel, newsel)
self.assertEqual(s.cssText, expcss.encode())
# Selector @media
self.assertRaises(xml.dom.NamespaceErr,
mr.cssRules[0].selectorList.append, 'x|b')
oldsel, newsel = mr.cssRules[0].selectorText, 'ex2|SELMR'
mr.cssRules[0].selectorList.append(newsel)
expcss = expcss.replace(oldsel, oldsel + ', ' + newsel)
self.assertEqual(s.cssText, expcss.encode())
# Selector stylerule
self.assertRaises(xml.dom.NamespaceErr,
sr.selectorList.append, 'x|b')
oldsel, newsel = sr.selectorText, 'ex2|SELSR'
sr.selectorList.append(newsel)
expcss = expcss.replace(oldsel, oldsel + ', ' + newsel)
self.assertEqual(s.cssText, expcss.encode())
self.assertEqual(s.cssText, u'''@namespace n "new";
@namespace ex2 "example";
@namespace DEFAULT "default";
@media all {
n|SEL3, a, ex2|SELMR {
left: 0
}
}
ex2|SEL4, a, ex2|SELSR {
top: 0
}'''.encode())
def test_namespaces3(self):
"CSSStyleSheet.namespaces 3"
# tests setting namespaces with new {}
s = cssutils.css.CSSStyleSheet()
css = u'h|a { top: 0 }'
self.assertRaises(xml.dom.NamespaceErr, s.add, css)
s.add('@namespace x "html";')
self.assertTrue(s.namespaces['x'] == 'html')
r = cssutils.css.CSSStyleRule()
r.cssText = ((css, {'h': 'html'}))
s.add(r) # uses x as set before! h is temporary only
self.assertEqual(s.cssText, '@namespace x "html";\nx|a {\n top: 0\n }'.encode())
# prefix is now "x"!
self.assertRaises(xml.dom.NamespaceErr, r.selectorList.append, 'h|b')
self.assertRaises(xml.dom.NamespaceErr, r.selectorList.append, 'y|b')
s.namespaces['y'] = 'html'
r.selectorList.append('y|b')
self.assertEqual(s.cssText,
u'@namespace y "html";\ny|a, y|b {\n top: 0\n }'.encode())
self.assertRaises(xml.dom.NoModificationAllowedErr,
s.namespaces.__delitem__, 'y')
self.assertEqual(s.cssText,
u'@namespace y "html";\ny|a, y|b {\n top: 0\n }'.encode())
s.cssRules[0].prefix = ''
self.assertEqual(s.cssText,
u'@namespace "html";\na, b {\n top: 0\n }'.encode())
# remove need of namespace
s.cssRules[0].prefix = 'x'
s.cssRules[1].selectorText = 'a, b'
self.assertEqual(s.cssText,
u'@namespace x "html";\na, b {\n top: 0\n }'.encode())
def test_namespaces4(self):
"CSSStyleSheet.namespaces 4"
# tests setting namespaces with new {}
s = cssutils.css.CSSStyleSheet()
self.assertEqual({}, s.namespaces.namespaces)
s.namespaces.namespaces['a'] = 'no setting possible'
self.assertEqual({}, s.namespaces.namespaces)
s.namespaces[None] = 'default'
self.assertEqual({u'': 'default'}, s.namespaces.namespaces)
del s.namespaces['']
self.assertEqual({}, s.namespaces.namespaces)
s.namespaces[''] = 'default'
self.assertEqual({u'': 'default'}, s.namespaces.namespaces)
del s.namespaces[None]
self.assertEqual({}, s.namespaces.namespaces)
s.namespaces['p'] = 'uri'
# cannot use namespaces.namespaces
del s.namespaces.namespaces['p']
self.assertEqual({u'p': 'uri'}, s.namespaces.namespaces)
self.assertRaisesMsg(xml.dom.NamespaceErr, u"Prefix undefined not found.",
s.namespaces.__delitem__, 'undefined')
def test_namespaces5(self):
"CSSStyleSheet.namespaces 5"
# unknown namespace
s = cssutils.parseString('a|a { color: red }')
self.assertEqual(s.cssText, ''.encode())
s = cssutils.css.CSSStyleSheet()
self.assertRaisesMsg(xml.dom.NamespaceErr, "Prefix a not found.",
s._setCssText, 'a|a { color: red }')
def test_deleteRuleIndex(self):
"CSSStyleSheet.deleteRule(index)"
self.s.cssText = u'@charset "ascii"; @import "x"; @x; a {\n x: 1\n }@y;'
self.assertEqual(5, self.s.cssRules.length)
self.assertRaises(xml.dom.IndexSizeErr, self.s.deleteRule, 5)
# end -1
# check parentStyleSheet
r = self.s.cssRules[-1]
self.assertEqual(self.s, r.parentStyleSheet)
self.s.deleteRule(-1)
self.assertEqual(None, r.parentStyleSheet)
self.assertEqual(4, self.s.cssRules.length)
self.assertEqual(
u'@charset "ascii";\n@import "x";\n@x;\na {\n x: 1\n }'.encode(), self.s.cssText)
# beginning
self.s.deleteRule(0)
self.assertEqual(3, self.s.cssRules.length)
self.assertEqual(u'@import "x";\n@x;\na {\n x: 1\n }'.encode(), self.s.cssText)
# middle
self.s.deleteRule(1)
self.assertEqual(2, self.s.cssRules.length)
self.assertEqual(u'@import "x";\na {\n x: 1\n }'.encode(), self.s.cssText)
# end
self.s.deleteRule(1)
self.assertEqual(1, self.s.cssRules.length)
self.assertEqual(u'@import "x";'.encode(), self.s.cssText)
def test_deleteRule(self):
"CSSStyleSheet.deleteRule(rule)"
s = cssutils.css.CSSStyleSheet()
s.cssText='''
@namespace x "http://example.com";
a { color: red; }
b { color: blue; }
c { color: green; }
'''
n, s1, s2, s3 = s.cssRules
r = cssutils.css.CSSStyleRule()
self.assertRaises(xml.dom.IndexSizeErr, s.deleteRule, r)
self.assertEqual(4, s.cssRules.length)
s.deleteRule(n)
self.assertEqual(3, s.cssRules.length)
self.assertEqual(s.cssText, 'a {\n color: red\n }\nb {\n color: blue\n }\nc {\n color: green\n }'.encode())
self.assertRaises(xml.dom.IndexSizeErr, s.deleteRule, n)
s.deleteRule(s2)
self.assertEqual(2, s.cssRules.length)
self.assertEqual(s.cssText, 'a {\n color: red\n }\nc {\n color: green\n }'.encode())
self.assertRaises(xml.dom.IndexSizeErr, s.deleteRule, s2)
def _gets(self):
# complete
self.cr = cssutils.css.CSSCharsetRule('ascii')
self.c = cssutils.css.CSSComment(u'/*c*/')
self.ur = cssutils.css.CSSUnknownRule('@x;')
self.ir = cssutils.css.CSSImportRule('x')
self.nr = cssutils.css.CSSNamespaceRule('uri', 'p')
self.mr = cssutils.css.CSSMediaRule()
self.mr.cssText = u'@media all { @m; }'
self.pr = cssutils.css.CSSPageRule()
self.pr.style = u'margin: 0;'
self.sr = cssutils.css.CSSStyleRule()
self.sr.cssText = 'a {\n x: 1\n }'
s = cssutils.css.CSSStyleSheet()
s.insertRule(self.cr) # 0
s.insertRule(self.ir) # 1
s.insertRule(self.nr) # 2
s.insertRule(self.mr) # 3
s.insertRule(self.sr) # 4
s.insertRule(self.mr) # 5
s.insertRule(self.pr) # 6
s.insertRule(self.sr) # 7
self.assertEqual(u'@charset "ascii";\n@import url(x);\n@namespace p "uri";\n@media all {\n @m;\n }\na {\n x: 1\n }\n@media all {\n @m;\n }\n@page {\n margin: 0\n }\na {\n x: 1\n }'.encode(), s.cssText)
return s, s.cssRules.length
def test_add(self):
"CSSStyleSheet.add()"
full = cssutils.css.CSSStyleSheet()
sheet = cssutils.css.CSSStyleSheet()
css = ['@charset "ascii";',
'@import "x";',
'@namespace p "u";',
'@page {\n left: 0\n }',
'@font-face {\n src: local(x)\n }',
'@media all {\n a {\n color: red\n }\n }',
'a {\n color: green\n }',
'/*comment*/',
'@x;'
]
fullcss = u'\n'.join(css)
full.cssText = fullcss
self.assertEqual(full.cssText, fullcss.encode())
for i, line in enumerate(css):
# sheet without same ruletype
before = css[:i]
after = css[i+1:]
sheet.cssText = u''.join(before + after)
index = sheet.add(line)
if i < 3:
# specific insertion point
self.assertEqual(fullcss.encode(), sheet.cssText)
self.assertEqual(i, index)
else:
# end of sheet
expected = before
expected.extend(after)
expected.append(line)
self.assertEqual(u'\n'.join(expected).encode(), sheet.cssText)
self.assertEqual(len(expected)-1, index) # no same rule present
# sheet with the same ruletype
if i == 1: line = '@import "x2";'
if i == 2: line = '@namespace p2 "u2";'
full.cssText = fullcss
index = full.add(line)
if i < 1:
self.assertEqual(fullcss.encode(), sheet.cssText)
self.assertEqual(i, index) # no same rule present
else:
if i < 3:
# in order
expected = css[:i+1] # including same rule
expected.append(line)
expected.extend(css[i+1:])
expectedindex = i+1
else:
# just appended as no order needed
expected = css[:]
expected.append(line)
expectedindex = len(expected) - 1
self.assertEqual(u'\n'.join(expected).encode(), full.cssText)
self.assertEqual(expectedindex, index) # no same rule present
def test_addimport(self):
p = cssutils.CSSParser(fetcher=lambda url: (None, '/**/'))
cssrulessheet = p.parseString('@import "example.css";')
imports = (
'@import "example.css";', # string
cssutils.css.CSSImportRule(href="example.css"), # CSSRule
cssrulessheet.cssRules # CSSRuleList
)
for imp in imports:
sheet = p.parseString('', href='http://example.com')
sheet.add(imp)
added = sheet.cssRules[0]
self.assertEqual(sheet, added.parentStyleSheet)
self.assertEqual(u'example.css', added.href)
self.assertEqual(u'utf-8', added.styleSheet.encoding)
self.assertEqual(u'/**/'.encode(), added.styleSheet.cssText)
cssrulessheet = p.parseString('@import "example.css";')
imports = (
('@import "example.css";', 'ascii'), # string
(cssutils.css.CSSImportRule(href="example.css"), 'ascii'), # CSSRule
# got encoding from old parent already
(cssrulessheet.cssRules, 'utf-8') # CSSRuleList
)
for imp, enc in imports:
sheet = p.parseString('', href='http://example.com', encoding='ascii')
sheet.add(imp)
added = sheet.cssRules[1]
self.assertEqual(sheet, added.parentStyleSheet)
self.assertEqual(u'example.css', added.href)
self.assertEqual(enc, added.styleSheet.encoding)
if enc == 'ascii':
self.assertEqual(u'@charset "ascii";\n/**/'.encode(), added.styleSheet.cssText)
else:
self.assertEqual(u'/**/'.encode(), added.styleSheet.cssText)
# if styleSheet is already there encoding is not set new
impsheet = p.parseString('@import "example.css";')
imp = impsheet.cssRules[0]
sheet = p.parseString('', href='http://example.com', encoding='ascii')
sheet.add(imp)
added = sheet.cssRules[1]
self.assertEqual(sheet, added.parentStyleSheet)
self.assertEqual(u'example.css', added.href)
self.assertEqual(u'utf-8', added.styleSheet.encoding)
self.assertEqual(u'/**/'.encode(), added.styleSheet.cssText)
def test_insertRule(self):
"CSSStyleSheet.insertRule()"
s, L = self._gets()
# INVALID index
self.assertRaises(xml.dom.IndexSizeErr,
s.insertRule, self.sr, -1)
self.assertRaises(xml.dom.IndexSizeErr,
s.insertRule, self.sr, s.cssRules.length + 1)
# check if rule is really not in
self.assertEqual(L, s.cssRules.length)
# insert string
s.insertRule('a {}')
self.assertEqual(L+1, s.cssRules.length)
# insert rule
s.insertRule(self.sr)
self.assertEqual(L+2, s.cssRules.length)
# insert rulelist
s2, L2 = self._gets()
rulelist = s2.cssRules
del rulelist[:-2]
s.insertRule(rulelist)
self.assertEqual(L+2 + 2, s.cssRules.length)
def _insertRule(self, rules, notbefore, notafter, anywhere,
checkdoubles=True):
"""
helper
test if any rule in rules cannot be inserted before rules in before
or after rules in after but before and after rules in anywhere
"""
for rule in rules:
for r in notbefore:
s = cssutils.css.CSSStyleSheet()
s.insertRule(r)
self.assertRaises(xml.dom.HierarchyRequestErr,
s.insertRule, rule, 0)
s = cssutils.css.CSSStyleSheet()
s.add(r)
self.assertRaises(xml.dom.HierarchyRequestErr,
s.insertRule, rule, 0)
for r in notafter:
s = cssutils.css.CSSStyleSheet()
s.insertRule(r)
self.assertRaises(xml.dom.HierarchyRequestErr,
s.insertRule, rule, 1)
s = cssutils.css.CSSStyleSheet()
s.add(r)
s.add(rule) # never raises
self.assertEqual(s, r.parentStyleSheet)
for r in anywhere:
s = cssutils.css.CSSStyleSheet()
s.insertRule(r)
s.insertRule(rule, 0) # before
s.insertRule(rule) # after
if checkdoubles:
self.assertEqual(s.cssRules.length, 3)
self.assertEqual(s, r.parentStyleSheet)
def test_insertRule_charset(self):
"CSSStyleSheet.insertRule(@charset)"
s, L = self._gets()
notbefore = (self.cr,)
notafter = (self.cr, self.ir, self.nr, self.mr, self.pr, self.sr,
self.c, self.ur)
anywhere = ()
self._insertRule((self.cr,),
notbefore, notafter, anywhere)
def test_insertRule_import(self):
"CSSStyleSheet.insertRule(@import)"
s, L = self._gets()
notbefore = (self.cr,)
notafter = (self.nr, self.pr, self.mr, self.sr)
anywhere = (self.c, self.ur, self.ir)
self._insertRule((self.ir,),
notbefore, notafter, anywhere)
def test_insertRule_namespace(self):
"CSSStyleSheet.insertRule(@namespace)"
s, L = self._gets()
notbefore = (self.cr, self.ir)
notafter = (self.pr, self.mr, self.sr)
anywhere = (self.c, self.ur, self.nr)
self._insertRule((self.nr,), notbefore, notafter, anywhere,
checkdoubles=False)
def test_insertRule_media_page_style(self):
"CSSStyleSheet.insertRule(@media, @page, stylerule)"
s, L = self._gets()
notbefore = (self.cr, self.ir, self.nr)
notafter = ()
anywhere = (self.c, self.ur, self.mr, self.pr, self.sr)
self._insertRule((self.pr, self.mr, self.sr),
notbefore, notafter, anywhere)
def test_insertRule_unknownandcomment(self):
"CSSStyleSheet.insertRule(@ unknown, comment)"
s, L = self._gets()
notbefore = (self.cr,)
notafter = ()
anywhere = (self.c, self.ur, self.ir, self.nr, self.mr, self.pr,
self.sr)
self._insertRule((self.ur,),
notbefore, notafter, anywhere)
def test_HTMLComments(self):
"CSSStyleSheet CDO CDC"
css = u'''body { color: red }
<!-- comment -->
body { color: blue }
body { color: pink }
<!-- comment -->
body { color: green }
'''
exp = u'''body {
color: red
}
body {
color: pink
}'''
sheet = cssutils.parseString(css)
self.assertEqual(sheet.cssText, exp.encode())
def test_incomplete(self):
"CSSStyleRule (incomplete)"
tests = {
u'@import "a': u'@import "a";', # no }
u'a { x: 1': u'a {\n x: 1\n }', # no }
u'a { font-family: "arial sans': # no "
u'a {\n font-family: "arial sans"\n }',
}
self.do_equal_p(tests) # parse
def test_NoModificationAllowedErr(self):
"CSSStyleSheet NoModificationAllowedErr"
css = cssutils.css.CSSStyleSheet(readonly=True)
self.assertEqual(True, css._readonly) # internal...
self.assertRaises(xml.dom.NoModificationAllowedErr,
css._setCssText, u'@x;')
self.assertRaises(xml.dom.NoModificationAllowedErr,
css.insertRule, self.rule)
self.assertRaises(xml.dom.NoModificationAllowedErr,
css.insertRule, self.rule, 0)
self.assertRaises(xml.dom.NoModificationAllowedErr,
css.deleteRule, 0)
def test_reprANDstr(self):
"CSSStyleSheet.__repr__(), .__str__()"
href = 'file:foo.css'
title = 'title-of-css'
s = cssutils.css.CSSStyleSheet(href=href, title=title)
self.assertTrue(href in str(s))
self.assertTrue(title in str(s))
s2 = eval(repr(s))
self.assertTrue(isinstance(s2, s.__class__))
self.assertTrue(href == s2.href)
self.assertTrue(title == s2.title)
def test_valid(self):
cases = [
('body { color: red; }', True),
('body { color: asd; }', False),
('body { foo: 12px; }', False),
]
for case, expected in cases:
sheet = cssutils.parseString(case)
msg = "%r should be %s" % (case,
'valid' if expected else 'invalid')
self.assertEqual(sheet.valid, expected, msg)
if __name__ == '__main__':
import unittest
unittest.main()
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