"""Test cases for cssutils.css.CSSStyleRule""" import xml.dom import pytest import cssutils from . import test_cssrule class TestCSSStyleRule(test_cssrule.TestCSSRule): def _setup_rule(self): self.r = cssutils.css.CSSStyleRule() self.rRO = cssutils.css.CSSStyleRule(readonly=True) self.r_type = cssutils.css.CSSStyleRule.STYLE_RULE self.r_typeString = 'STYLE_RULE' def test_init(self): "CSSStyleRule.type and init" super().test_init() assert '' == self.r.cssText assert isinstance(self.r.selectorList, cssutils.css.selectorlist.SelectorList) assert '' == self.r.selectorText assert isinstance(self.r.style, cssutils.css.CSSStyleDeclaration) assert self.r == self.r.style.parentRule def test_refs(self): "CSSStyleRule references" s = cssutils.css.CSSStyleRule() sel, style = s.selectorList, s.style assert s == sel.parentRule assert s == style.parentRule s.cssText = 'a { x:1 }' assert sel != s.selectorList assert 'a' == s.selectorList.selectorText assert style != s.style assert '1' == s.style.getPropertyValue('x') sel, style = s.selectorList, s.style invalids = ( '$b { x:2 }', # invalid selector 'c { $x3 }', # invalid style '/b { 2 }', # both invalid ) for invalid in invalids: try: s.cssText = invalid except xml.dom.DOMException: pass assert sel == s.selectorList assert 'a' == s.selectorList.selectorText assert style == s.style assert '1' == s.style.getPropertyValue('x') # CHANGING s = cssutils.parseString('a {s1: 1}') r = s.cssRules[0] sel1 = r.selectorList st1 = r.style # selectorList r.selectorText = 'b' assert sel1 != r.selectorList assert 'b' == r.selectorList.selectorText assert 'b' == r.selectorText sel1b = r.selectorList sel1b.selectorText = 'c' assert sel1b == r.selectorList assert 'c' == r.selectorList.selectorText assert 'c' == r.selectorText sel2 = cssutils.css.SelectorList('sel2') s.selectorList = sel2 assert sel2 == s.selectorList assert 'sel2' == s.selectorList.selectorText sel2.selectorText = 'sel2b' assert 'sel2b' == sel2.selectorText assert 'sel2b' == s.selectorList.selectorText s.selectorList.selectorText = 'sel2c' assert 'sel2c' == sel2.selectorText assert 'sel2c' == s.selectorList.selectorText # style r.style = 's1: 2' assert st1 != r.style assert 's1: 2' == r.style.cssText st2 = cssutils.parseStyle('s2: 1') r.style = st2 assert st2 == r.style assert 's2: 1' == r.style.cssText # cssText sl, st = r.selectorList, r.style # fails try: r.cssText = '$ {content: "new"}' except xml.dom.SyntaxErr: pass assert sl == r.selectorList assert st == r.style r.cssText = 'a {content: "new"}' assert sl != r.selectorList assert 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? cssutils.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 def test_selectorList(self): "CSSStyleRule.selectorList" r = cssutils.css.CSSStyleRule() r.selectorList.appendSelector('a') assert 1 == r.selectorList.length assert 'a' == r.selectorText r.selectorList.appendSelector(' b ') # only simple selector! with pytest.raises(xml.dom.InvalidModificationErr): r.selectorList.appendSelector(' h1, x ') assert 2 == r.selectorList.length assert 'a, b' == r.selectorText def test_selectorText(self): "CSSStyleRule.selectorText" r = cssutils.css.CSSStyleRule() r.selectorText = 'a' assert 1 == r.selectorList.length assert 'a' == r.selectorText r.selectorText = ' b, h1 ' assert 2 == r.selectorList.length assert 'b, h1' == r.selectorText def test_style(self): "CSSStyleRule.style" d = cssutils.css.CSSStyleDeclaration() self.r.style = d assert d.cssText == self.r.style.cssText # check if parentRule of d is set assert self.r == d.parentRule def test_incomplete(self): "CSSStyleRule (incomplete)" cssutils.ser.prefs.keepEmptyRules = True tests = { 'a {': 'a {}', # no } 'a { font-family: "arial sans': 'a {\n font-family: "arial sans"\n }', # no "} 'a { font-family: "arial sans";': 'a {\n font-family: "arial sans"\n }', # no } '''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 # 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 = cssutils.css.CSSStyleRule(selectorText=sel) assert sel in str(s) s2 = eval(repr(s)) assert isinstance(s2, s.__class__) assert sel == s2.selectorText def test_valid(self): "CSSStyleRule.valid" rule = cssutils.css.CSSStyleRule(selectorText='*', style='color: red') assert rule.valid rule.style = 'color: foobar' assert not rule.valid rule.style = 'foobar: red' assert not rule.valid