Package cssutils :: Package tests :: Module test_selector
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Source Code for Module cssutils.tests.test_selector

  1  """Testcases for cssutils.css.selector.Selector. 
  2   
  3  what should happen here? 
  4      - star 7 hack:: 
  5          x* 
  6          does not validate but works in IE>5 and FF, does it??? 
  7   
  8  """ 
  9  __author__ = '$LastChangedBy: cthedot $' 
 10  __date__ = '$LastChangedDate: 2008-02-22 19:03:20 +0100 (Fr, 22 Feb 2008) $' 
 11  __version__ = '$LastChangedRevision: 1070 $' 
 12   
 13  import xml.dom 
 14  import basetest 
 15  import cssutils 
 16   
17 -class SelectorTestCase(basetest.BaseTestCase):
18
19 - def setUp(self):
20 self.r = cssutils.css.Selector('*')
21
22 - def test_init(self):
23 "Selector.__init__()" 24 s = cssutils.css.Selector('*') 25 self.assertEqual((None, '*'), s.element) 26 self.assertEqual({}, s._namespaces.namespaces) 27 self.assertEqual(None, s.parentList) 28 self.assertEqual('*', s.selectorText) 29 self.assertEqual((0,0,0,0), s.specificity) 30 self.assertEqual(True, s.wellformed) 31 32 s = cssutils.css.Selector(('p|b', {'p': 'URI'}) ) 33 self.assertEqual(('URI', 'b'), s.element) 34 self.assertEqual({'p': 'URI'}, s._namespaces.namespaces) 35 self.assertEqual(None, s.parentList) 36 self.assertEqual('p|b', s.selectorText) 37 self.assertEqual((0,0,0,1), s.specificity) 38 self.assertEqual(True, s.wellformed) 39 40 self.assertRaisesEx(xml.dom.NamespaceErr, cssutils.css.Selector, 'p|b')
41
42 - def test_element(self):
43 "Selector.element (TODO: RESOLVE)" 44 tests = { 45 '*': (None, '*'), 46 'x': (None, 'x'), 47 '\\x': (None, '\\x'), 48 '|x': (u'', 'x'), 49 '*|x': (cssutils._ANYNS, 'x'), 50 'ex|x': (u'example', 'x'), 51 'a x': (None, 'x'), 52 'a+x': (None, 'x'), 53 'a>x': (None, 'x'), 54 'a~x': (None, 'x'), 55 'a+b~c x': (None, 'x'), 56 'x[href]': (None, 'x'), 57 'x[href="123"]': (None, 'x'), 58 'x:hover': (None, 'x'), 59 'x:first-letter': (None, 'x'), # TODO: Really? 60 'x::first-line': (None, 'x'), # TODO: Really? 61 'x:not(href)': (None, 'x'), # TODO: Really? 62 63 '#id': None, 64 '.c': None, 65 'x#id': (None, 'x'), 66 'x.c': (None, 'x') 67 } 68 for test, ele in tests.items(): 69 s = cssutils.css.Selector((test,{'ex': 'example'})) 70 self.assertEqual(ele, s.element)
71
72 - def test_namespaces(self):
73 "Selector.namespaces" 74 namespaces = [ 75 {'p': 'other'}, # no default 76 {'': 'default', 'p': 'other'}, # with default 77 {'': 'default', 'p': 'default' } # same default 78 ] 79 tests = { 80 # selector: with default, no default, same default 81 '*': ('*', '*', '*'), 82 'x': ('x', 'x', 'x'), 83 '|*': ('|*', '|*', '|*'), 84 '|x': ('|x', '|x', '|x'), 85 '*|*': ('*|*', '*|*', '*|*'), 86 '*|x': ('*|x', '*|x', '*|x'), 87 'p|*': ('p|*', 'p|*', '*'), 88 'p|x': ('p|x', 'p|x', 'x'), 89 'x[a][|a][*|a][p|a]': ('x[a][a][*|a][p|a]', 90 'x[a][a][*|a][p|a]', 91 'x[a][a][*|a][a]') 92 } 93 for sel, exp in tests.items(): 94 for i, result in enumerate(exp): 95 s = cssutils.css.Selector((sel, namespaces[i])) 96 self.assertEqual(result, s.selectorText) 97 98 # add to CSSStyleSheet 99 sheet = cssutils.css.CSSStyleSheet() 100 sheet.cssText = '@namespace p "u"; a { color: green }' 101 102 r = sheet.cssRules[1] 103 104 self.assertEqual(r.selectorText, u'a') 105 106 # add default namespace 107 sheet.namespaces[''] = 'a'; 108 self.assertEqual(r.selectorText, u'|a') 109 110 del sheet.namespaces['']; 111 self.assertEqual(r.selectorText, u'a')
112 113 # r.selectorList.append('a') 114 # self.assertEqual(r.selectorText, u'|a, a') 115 # r.selectorList.append('*|a') 116 # self.assertEqual(r.selectorText, u'|a, a, *|a') 117
118 - def test_default_namespace(self):
119 "Selector.namespaces default" 120 css = '''@namespace "default"; 121 a[att] { color:green; } 122 ''' 123 sheet = cssutils.css.CSSStyleSheet() 124 sheet.cssText = css 125 self.assertEqual(sheet.cssText, 126 u'@namespace "default";\na[att] {\n color: green\n }') 127 # use a prefix for default namespace, does not goes for atts! 128 sheet.namespaces['p'] = 'default' 129 self.assertEqual(sheet.cssText, 130 u'@namespace p "default";\np|a[att] {\n color: green\n }')
131
132 - def test_parentList(self):
133 "Selector.parentList" 134 sl = cssutils.css.SelectorList('a, b') 135 for sel in sl: 136 self.assertEqual(sl, sel.parentList) 137 138 newsel = cssutils.css.Selector('x') 139 sl.append(newsel) 140 self.assertEqual(sl, newsel.parentList) 141 142 newsel = cssutils.css.Selector('y') 143 sl.appendSelector(newsel) 144 self.assertEqual(sl, newsel.parentList)
145
146 - def test_selectorText(self):
147 "Selector.selectorText" 148 tests = { 149 # combinators 150 u'a+b>c~e f': u'a + b > c ~ e f', 151 u'a + b > c ~ e f': u'a + b > c ~ e f', 152 u'a+b': u'a + b', 153 u'a + b': 'a + b', 154 u'a\n +\t b': 'a + b', 155 u'a~b': u'a ~ b', 156 u'a b': None, 157 u'a b': 'a b', 158 u'a\nb': 'a b', 159 u'a\tb': 'a b', 160 u'a #b': 'a #b', 161 u'a .b': 'a .b', 162 u'a * b': None, 163 # > 164 u'a>b': u'a > b', 165 u'a> b': 'a > b', 166 u'a >b': 'a > b', 167 u'a > b': 'a > b', 168 # + 169 u'a+b': u'a + b', 170 u'a+ b': 'a + b', 171 u'a +b': 'a + b', 172 u'a + b': 'a + b', 173 # ~ 174 u'a~b': u'a ~ b', 175 u'a~ b': 'a ~ b', 176 u'a ~b': 'a ~ b', 177 u'a ~ b': 'a ~ b', 178 179 # type selector 180 u'a': None, 181 u'h1-a_x__--': None, 182 u'a-a': None, 183 u'a_a': None, 184 u'-a': None, 185 u'_': None, 186 u'-_': None, 187 ur'-\72': u'-r', 188 #ur'\25': u'%', # TODO: should be escaped! 189 u'.a a': None, 190 u'a1': None, 191 u'a1-1': None, 192 u'.a1-1': None, 193 194 # universal 195 u'*': None, 196 u'*/*x*/': None, 197 u'* /*x*/': None, 198 u'*:hover': None, 199 u'* :hover': None, 200 u'*:lang(fr)': None, 201 u'* :lang(fr)': None, 202 u'*::first-line': None, 203 u'* ::first-line': None, 204 u'*[lang=fr]': None, 205 u'[lang=fr]': None, 206 207 # HASH 208 u'''#a''': None, 209 u'''#a1''': None, 210 u'''#1a''': None, # valid to grammar but not for HTML 211 u'''#1''': None, # valid to grammar but not for HTML 212 u'''a#b''': None, 213 u'''a #b''': None, 214 u'''a#b.c''': None, 215 u'''a.c#b''': None, 216 u'''a #b.c''': None, 217 u'''a .c#b''': None, 218 219 # class 220 u'ab': 'ab', 221 u'a.b': None, 222 u'a.b.c': None, 223 u'.a1._1': None, 224 225 # attrib 226 u'''[x]''': None, 227 u'''*[x]''': None, 228 u'''a[x]''': None, 229 u'''a[ x]''': 'a[x]', 230 u'''a[x ]''': 'a[x]', 231 u'''a [x]''': 'a [x]', 232 u'''* [x]''': None, # is really * *[x] 233 234 u'''a[x="1"]''': None, 235 u'''a[x ="1"]''': 'a[x="1"]', 236 u'''a[x= "1"]''': 'a[x="1"]', 237 u'''a[x = "1"]''': 'a[x="1"]', 238 u'''a[ x = "1"]''': 'a[x="1"]', 239 u'''a[x = "1" ]''': 'a[x="1"]', 240 u'''a[ x = "1" ]''': 'a[x="1"]', 241 u'''a [ x = "1" ]''': 'a [x="1"]', 242 243 u'''a[x~=a1]''': None, 244 u'''a[x ~=a1]''': 'a[x~=a1]', 245 u'''a[x~= a1]''': 'a[x~=a1]', 246 u'''a[x ~= a1]''': 'a[x~=a1]', 247 u'''a[ x ~= a1]''': 'a[x~=a1]', 248 u'''a[x ~= a1 ]''': 'a[x~=a1]', 249 u'''a[ x ~= a1 ]''': 'a[x~=a1]', 250 u'''a [ x ~= a1 ]''': 'a [x~=a1]', # same as next! 251 u'''a *[ x ~= a1 ]''': 'a *[x~=a1]', 252 253 u'''a[x|=en]''': None, 254 u'''a[x|= en]''': 'a[x|=en]', 255 u'''a[x |=en]''': 'a[x|=en]', 256 u'''a[x |= en]''': 'a[x|=en]', 257 u'''a[ x |= en]''': 'a[x|=en]', 258 u'''a[x |= en ]''': 'a[x|=en]', 259 u'''a[ x |= en]''': 'a[x|=en]', 260 u'''a [ x |= en]''': 'a [x|=en]', 261 # CSS3 262 u'''a[x^=en]''': None, 263 u'''a[x$=en]''': None, 264 u'''a[x*=en]''': None, 265 266 u'''a[/*1*/x/*2*/]''': None, 267 u'''a[/*1*/x/*2*/=/*3*/a/*4*/]''': None, 268 u'''a[/*1*/x/*2*/~=/*3*/a/*4*/]''': None, 269 u'''a[/*1*/x/*2*/|=/*3*/a/*4*/]''': None, 270 271 # pseudo-elements 272 u'a x:first-line': None, 273 u'a x:first-letter': None, 274 u'a x:before': None, 275 u'a x:after': None, 276 u'a x::selection': None, 277 u'a:hover+b:hover>c:hover~e:hover f:hover': 278 u'a:hover + b:hover > c:hover ~ e:hover f:hover', 279 u'a:hover + b:hover > c:hover ~ e:hover f:hover': 280 u'a:hover + b:hover > c:hover ~ e:hover f:hover', 281 u'a::selection+b::selection>c::selection~e::selection f::selection': 282 u'a::selection + b::selection > c::selection ~ e::selection f::selection', 283 u'a::selection + b::selection > c::selection ~ e::selection f::selection': 284 u'a::selection + b::selection > c::selection ~ e::selection f::selection', 285 286 u'x:lang(de) y': None, 287 u'x:nth-child(odd) y': None, 288 # functional pseudo 289 u'x:func(a + b-2px22.3"s"i)': None, 290 u'x:func(1 + 1)': None, 291 u'x:func(1+1)': u'x:func(1 + 1)', 292 u'x:func(1 + 1)': u'x:func(1 + 1)', 293 u'x:func(1-1)': u'x:func(1-1)', 294 u'x:func(1 - 1)': u'x:func(1 -1)', 295 u'x:func(a-1)': u'x:func(a-1)', 296 u'x:func(a -1px)': u'x:func(a -1px)', 297 u'x:func(1px)': None, 298 u'x:func(23.4)': None, 299 u'x:func("s")': None, 300 u'x:func(i)': None, 301 302 # negation 303 u':not(y)': None, 304 u':not( y \t\n)': u':not(y)', 305 u'*:not(y)': None, 306 u'x:not(y)': None, 307 u'.x:not(y)': None, 308 u':not(*)': None, 309 u':not(#a)': None, 310 u':not(.a)': None, 311 u':not([a])': None, 312 u':not(:first-letter)': None, 313 u':not(::first-letter)': None, 314 315 # escapes 316 ur'\74\72 td': 'trtd', 317 ur'\74\72 td': 'tr td', 318 ur'\74\000072 td': 'trtd', 319 ur'\74\000072 td': 'tr td', 320 321 # comments 322 u'a/**/ b': None, 323 u'a /**/b': None, 324 u'a /**/ b': None, 325 u'a /**/ b': u'a /**/ b', 326 u'a /**/ b': u'a /**/ b', 327 328 # namespaces 329 u'|e': None, 330 u'*|e': None, 331 u'*|*': None, 332 (u'p|*', (('p', 'uri'),)): u'p|*', 333 (u'p|e', (('p', 'uri'),)): u'p|e', 334 (u'-a_x12|e', (('-a_x12', 'uri'),)): u'-a_x12|e', 335 (u'*|b[p|a]', (('p', 'uri'),)): '*|b[p|a]', 336 337 # case 338 u'elemenT.clasS#iD[atT="valuE"]:noT(x)::firsT-linE': 339 u'elemenT.clasS#iD[atT="valuE"]:not(x)::first-line' 340 } 341 # do not parse as not complete 342 self.do_equal_r(tests, att='selectorText') 343 344 tests = { 345 u'x|a': xml.dom.NamespaceErr, 346 (u'p|*', (('x', 'uri'),)): xml.dom.NamespaceErr, 347 348 u'': xml.dom.SyntaxErr, 349 u'1': xml.dom.SyntaxErr, 350 u'-1': xml.dom.SyntaxErr, 351 u'a*b': xml.dom.SyntaxErr, 352 u'a *b': xml.dom.SyntaxErr, 353 u'a* b': xml.dom.SyntaxErr, 354 u'a/**/b': xml.dom.SyntaxErr, 355 356 u'#': xml.dom.SyntaxErr, 357 u'|': xml.dom.SyntaxErr, 358 359 u':': xml.dom.SyntaxErr, 360 u'::': xml.dom.SyntaxErr, 361 u': a': xml.dom.SyntaxErr, 362 u':: a': xml.dom.SyntaxErr, 363 u':a()': xml.dom.SyntaxErr, # no value 364 u'::a()': xml.dom.SyntaxErr, # no value 365 u':::a': xml.dom.SyntaxErr, 366 u':1': xml.dom.SyntaxErr, 367 368 u'#.x': xml.dom.SyntaxErr, 369 u'.': xml.dom.SyntaxErr, 370 u'.1': xml.dom.SyntaxErr, 371 u'.a.1': xml.dom.SyntaxErr, 372 373 u'[a': xml.dom.SyntaxErr, 374 u'a]': xml.dom.SyntaxErr, 375 u'[a b]': xml.dom.SyntaxErr, 376 u'[=b]': xml.dom.SyntaxErr, 377 u'[a=]': xml.dom.SyntaxErr, 378 u'[a|=]': xml.dom.SyntaxErr, 379 u'[a~=]': xml.dom.SyntaxErr, 380 u'[a=1]': xml.dom.SyntaxErr, 381 382 u'a +': xml.dom.SyntaxErr, 383 u'a >': xml.dom.SyntaxErr, 384 u'a ++ b': xml.dom.SyntaxErr, 385 u'a + > b': xml.dom.SyntaxErr, 386 387 # functional pseudo 388 u'*:lang(': xml.dom.SyntaxErr, 389 u'*:lang()': xml.dom.SyntaxErr, # no arg 390 391 # negation 392 u'not(x)': xml.dom.SyntaxErr, # no valid function 393 u':not()': xml.dom.SyntaxErr, # no arg 394 u':not(x': xml.dom.SyntaxErr, # no ) 395 u':not(-': xml.dom.SyntaxErr, # not allowed 396 u':not(+': xml.dom.SyntaxErr, # not allowed 397 398 # only one selector! 399 u',': xml.dom.InvalidModificationErr, 400 u',a': xml.dom.InvalidModificationErr, 401 u'a,': xml.dom.InvalidModificationErr, 402 } 403 # only set as not complete 404 self.do_raise_r(tests, att='_setSelectorText')
405
406 - def test_specificity(self):
407 "Selector.specificity" 408 selector = cssutils.css.Selector() 409 410 # readonly 411 def _set(): selector.specificity = 1 412 self.assertRaisesMsg(AttributeError, "can't set attribute", _set) 413 414 tests = { 415 u'*': (0,0,0,0), 416 u'li': (0,0,0,1), 417 u'li:first-line': (0,0,0,2), 418 u'ul li': (0,0,0,2), 419 u'ul ol+li': (0,0,0,3), 420 u'h1 + *[rel=up]': (0,0,1,1), 421 u'ul ol li.red': (0,0,1,3), 422 u'li.red.level': (0,0,2,1), 423 u'#x34y': (0,1,0,0), 424 425 u'UL OL LI.red': (0,0,1,3), 426 u'LI.red.level': (0,0,2,1), 427 u'#s12:not(FOO)': (0,1,0,1), 428 u'button:not([DISABLED])': (0,0,1,1), #? 429 u'*:not(FOO)': (0,0,0,1), 430 431 # elements 432 u'a+b': (0,0,0,2), 433 u'a>b': (0,0,0,2), 434 u'a b': (0,0,0,2), 435 u'* a': (0,0,0,1), 436 u'a *': (0,0,0,1), 437 u'a * b': (0,0,0,2), 438 439 u'a:hover': (0,0,0,1), 440 441 u'a:first-line': (0,0,0,2), 442 u'a:first-letter': (0,0,0,2), 443 u'a:before': (0,0,0,2), 444 u'a:after': (0,0,0,2), 445 446 # classes and attributes 447 u'.a': (0,0,1,0), 448 u'*.a': (0,0,1,0), 449 u'a.a': (0,0,1,1), 450 u'.a.a': (0,0,2,0), # IE<7 False (0,0,1,0) 451 u'a.a.a': (0,0,2,1), 452 u'.a.b': (0,0,2,0), 453 u'a.a.b': (0,0,2,1), 454 u'.a .a': (0,0,2,0), 455 u'*[x]': (0,0,1,0), 456 u'*[x]': (0,0,1,0), 457 u'*[x]': (0,0,1,0), 458 u'*[x=a]': (0,0,1,0), 459 u'*[x~=a]': (0,0,1,0), 460 u'*[x|=a]': (0,0,1,0), 461 u'*[x^=a]': (0,0,1,0), 462 u'*[x*=a]': (0,0,1,0), 463 u'*[x$=a]': (0,0,1,0), 464 u'*[x][y]': (0,0,2,0), 465 466 # ids 467 u'#a': (0,1,0,0), 468 u'*#a': (0,1,0,0), 469 u'x#a': (0,1,0,1), 470 u'.x#a': (0,1,1,0), 471 u'a.x#a': (0,1,1,1), 472 u'#a#a': (0,2,0,0), # e.g. html:id + xml:id 473 u'#a#b': (0,2,0,0), 474 u'#a #b': (0,2,0,0), 475 } 476 for text in tests: 477 selector.selectorText = text 478 self.assertEqual(tests[text], selector.specificity)
479
480 - def test_reprANDstr(self):
481 "Selector.__repr__(), .__str__()" 482 sel=u'a + b' 483 484 s = cssutils.css.Selector(selectorText=sel) 485 486 self.assert_(sel in str(s)) 487 488 s2 = eval(repr(s)) 489 self.assert_(isinstance(s2, s.__class__)) 490 self.assert_(sel == s2.selectorText)
491 492 493 if __name__ == '__main__': 494 import unittest 495 unittest.main() 496