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"""Testcases for css_parser.css.CSSStyleRuleTestCase"""
from __future__ import absolute_import
from __future__ import unicode_literals
import xml.dom
from . import test_cssrule
import css_parser
class CSSStyleRuleTestCase(test_cssrule.CSSRuleTestCase):
def setUp(self):
super(CSSStyleRuleTestCase, self).setUp()
self.r = css_parser.css.CSSStyleRule()
self.rRO = css_parser.css.CSSStyleRule(readonly=True)
self.r_type = css_parser.css.CSSStyleRule.STYLE_RULE
self.r_typeString = 'STYLE_RULE'
def test_init(self):
"CSSStyleRule.type and init"
super(CSSStyleRuleTestCase, self).test_init()
self.assertEqual('', self.r.cssText)
self.assertEqual(css_parser.css.selectorlist.SelectorList,
type(self.r.selectorList))
self.assertEqual('', self.r.selectorText)
self.assertEqual(css_parser.css.CSSStyleDeclaration,
type(self.r.style))
self.assertEqual(self.r, self.r.style.parentRule)
def test_refs(self):
"CSSStyleRule references"
s = css_parser.css.CSSStyleRule()
sel, style = s.selectorList, s.style
self.assertEqual(s, sel.parentRule)
self.assertEqual(s, style.parentRule)
s.cssText = 'a { x:1 }'
self.assertNotEqual(sel, s.selectorList)
self.assertEqual('a', s.selectorList.selectorText)
self.assertNotEqual(style, s.style)
self.assertEqual('1', s.style.getPropertyValue('x'))
sel, style = s.selectorList, s.style
invalids = ('$b { x:2 }', # invalid selector
'c { $x3 }', # invalid style
'/b { 2 }' # both invalid
)
for invalid in invalids:
try:
s.cssText = invalid
except xml.dom.DOMException as e:
pass
self.assertEqual(sel, s.selectorList)
self.assertEqual('a', s.selectorList.selectorText)
self.assertEqual(style, s.style)
self.assertEqual('1', s.style.getPropertyValue('x'))
# CHANGING
s = css_parser.parseString('a {s1: 1}')
r = s.cssRules[0]
sel1 = r.selectorList
st1 = r.style
# selectorList
r.selectorText = 'b'
self.assertNotEqual(sel1, r.selectorList)
self.assertEqual('b', r.selectorList.selectorText)
self.assertEqual('b', r.selectorText)
sel1b = r.selectorList
sel1b.selectorText = 'c'
self.assertEqual(sel1b, r.selectorList)
self.assertEqual('c', r.selectorList.selectorText)
self.assertEqual('c', r.selectorText)
sel2 = css_parser.css.SelectorList('sel2')
s.selectorList = sel2
self.assertEqual(sel2, s.selectorList)
self.assertEqual('sel2', s.selectorList.selectorText)
sel2.selectorText = 'sel2b'
self.assertEqual('sel2b', sel2.selectorText)
self.assertEqual('sel2b', s.selectorList.selectorText)
s.selectorList.selectorText = 'sel2c'
self.assertEqual('sel2c', sel2.selectorText)
self.assertEqual('sel2c', s.selectorList.selectorText)
# style
r.style = 's1: 2'
self.assertNotEqual(st1, r.style)
self.assertEqual('s1: 2', r.style.cssText)
st2 = css_parser.parseStyle('s2: 1')
r.style = st2
self.assertEqual(st2, r.style)
self.assertEqual('s2: 1', r.style.cssText)
# cssText
sl, st = r.selectorList, r.style
# fails
try:
r.cssText = '$ {content: "new"}'
except xml.dom.SyntaxErr as e:
pass
self.assertEqual(sl, r.selectorList)
self.assertEqual(st, r.style)
r.cssText = 'a {content: "new"}'
self.assertNotEqual(sl, r.selectorList)
self.assertNotEqual(st, r.style)
def test_cssText(self):
"CSSStyleRule.cssText"
tests = {
'* {}': '',
'a {}': '',
}
self.do_equal_p(tests) # parse
# self.do_equal_r(tests) # set cssText # TODO: WHY?
css_parser.ser.prefs.keepEmptyRules = True
tests = {
# u'''a{;display:block;float:left}''': 'a {\n display:block;\n float:left\n }', # issue 28
'''a\n{color: #000}''': 'a {\n color: #000\n }', # issue 4
'''a\n{color: #000000}''': 'a {\n color: #000\n }', # issue 4
'''a\n{color: #abc}''': 'a {\n color: #abc\n }', # issue 4
'''a\n{color: #abcdef}''': 'a {\n color: #abcdef\n }', # issue 4
'''a\n{color: #00a}''': 'a {\n color: #00a\n }', # issue 4
'''a\n{color: #1a1a1a}''': 'a {\n color: #1a1a1a\n }', # issue 4
'''#id\n{ color: red }''': '#id {\n color: red\n }', # issue 3
'''* {}''': None,
'a {}': None,
'b { a: 1; }': 'b {\n a: 1\n }',
# mix of comments and properties
'c1 {/*1*/a:1;}': 'c1 {\n /*1*/\n a: 1\n }',
'c2 {a:1;/*2*/}': 'c2 {\n a: 1;\n /*2*/\n }',
'd1 {/*0*/}': 'd1 {\n /*0*/\n }',
'd2 {/*0*//*1*/}': 'd2 {\n /*0*/\n /*1*/\n }',
# comments
# TODO: spaces?
'''a/*1*//*2*/,/*3*//*4*/b/*5*//*6*/{color: #000}''':
'a/*1*//*2*/, /*3*//*4*/b/*5*//*6*/ {\n color: #000\n }',
'''a,b{color: #000}''': 'a, b {\n color: #000\n }', # issue 4
'''a\n\r\t\f ,\n\r\t\f b\n\r\t\f {color: #000}''': 'a, b {\n color: #000\n }', # issue 4
}
self.do_equal_p(tests) # parse
self.do_equal_r(tests) # set cssText
tests = {
'''a;''': xml.dom.SyntaxErr,
'''a {{}''': xml.dom.SyntaxErr,
'''a }''': xml.dom.SyntaxErr,
}
self.do_raise_p(tests) # parse
tests.update({
'''/*x*/''': xml.dom.SyntaxErr,
'''a {''': xml.dom.SyntaxErr,
# trailing
'''a {}x''': xml.dom.SyntaxErr,
'''a {/**/''': xml.dom.SyntaxErr,
'''a {} ''': xml.dom.SyntaxErr,
})
self.do_raise_r(tests) # set cssText
css_parser.ser.prefs.useDefaults()
def test_selectorList(self):
"CSSStyleRule.selectorList"
r = css_parser.css.CSSStyleRule()
r.selectorList.appendSelector('a')
self.assertEqual(1, r.selectorList.length)
self.assertEqual('a', r.selectorText)
r.selectorList.appendSelector(' b ')
# only simple selector!
self.assertRaises(xml.dom.InvalidModificationErr,
r.selectorList.appendSelector, ' h1, x ')
self.assertEqual(2, r.selectorList.length)
self.assertEqual('a, b', r.selectorText)
def test_selectorText(self):
"CSSStyleRule.selectorText"
r = css_parser.css.CSSStyleRule()
r.selectorText = 'a'
self.assertEqual(1, r.selectorList.length)
self.assertEqual('a', r.selectorText)
r.selectorText = ' b, h1 '
self.assertEqual(2, r.selectorList.length)
self.assertEqual('b, h1', r.selectorText)
def test_style(self):
"CSSStyleRule.style"
d = css_parser.css.CSSStyleDeclaration()
self.r.style = d
self.assertEqual(d.cssText, self.r.style.cssText)
# check if parentRule of d is set
self.assertEqual(self.r, d.parentRule)
def test_incomplete(self):
"CSSStyleRule (incomplete)"
css_parser.ser.prefs.keepEmptyRules = True
tests = {
'a {': 'a {}', # no }
'a { font-family: "arial sans': # no "}
'a {\n font-family: "arial sans"\n }',
'a { font-family: "arial sans";': # no }
'a {\n font-family: "arial sans"\n }',
'''p {
color: green;
font-family: 'Courier New Times
color: red;
color: green;
}''': '''p {\n color: green;\n color: green\n }''',
# no ;
'''p {
color: green;
font-family: 'Courier New Times'
color: red;
color: green;
''': '''p {\n color: green;\n color: green\n }'''
}
self.do_equal_p(tests, raising=False) # parse
css_parser.ser.prefs.useDefaults()
# TODO: def test_InvalidModificationErr(self):
# "CSSStyleRule.cssText InvalidModificationErr"
# self._test_InvalidModificationErr(u'@a a {}')
def test_reprANDstr(self):
"CSSStyleRule.__repr__(), .__str__()"
sel = 'a > b + c'
s = css_parser.css.CSSStyleRule(selectorText=sel)
self.assertIn(sel, str(s))
s2 = eval(repr(s))
self.assertIsInstance(s2, s.__class__)
self.assertEqual(sel, s2.selectorText)
def test_valid(self):
"CSSStyleRule.valid"
rule = css_parser.css.CSSStyleRule(selectorText='*', style='color: red')
self.assertTrue(rule.valid)
rule.style = 'color: foobar'
self.assertFalse(rule.valid)
rule.style = 'foobar: red'
self.assertFalse(rule.valid)
if __name__ == '__main__':
import unittest
unittest.main()
|
