Issue 5037 - Look for "[-abp-properties=" to recognize the CSS filter

test/filterClasses.js

Index: test/filterClasses.js
===================================================================
--- a/test/filterClasses.js
+++ b/test/filterClasses.js
@@ -358,16 +358,19 @@ exports.testElemHideEmulationFilters = f
   compareFilter(test, "foo.com,~bar##[-abp-properties='abc']", ["type=elemhideemulation", "text=foo.com,~bar##[-abp-properties='abc']", "selectorDomain=foo.com", "selector=[-abp-properties='abc']", "domains=FOO.COM|~BAR"]);
   compareFilter(test, "~foo.com,bar.com##[-abp-properties='abc']", ["type=elemhideemulation", "text=~foo.com,bar.com##[-abp-properties='abc']", "selectorDomain=bar.com", "selector=[-abp-properties='abc']", "domains=BAR.COM|~FOO.COM"]);
 
   compareFilter(test, "##[-abp-properties='']", ["type=invalid", "text=##[-abp-properties='']", "reason=filter_elemhideemulation_nodomain"]);
   compareFilter(test, "foo.com#@#[-abp-properties='abc']", ["type=elemhideexception", "text=foo.com#@#[-abp-properties='abc']", "selectorDomain=foo.com", "selector=[-abp-properties='abc']", "domains=FOO.COM"]);
   compareFilter(test, "foo.com##aaa [-abp-properties='abc'] bbb", ["type=elemhideemulation", "text=foo.com##aaa [-abp-properties='abc'] bbb", "selectorDomain=foo.com", "selector=aaa [-abp-properties='abc'] bbb", "domains=FOO.COM"]);
   compareFilter(test, "foo.com##[-abp-properties='|background-image: url(data:*)']", ["type=elemhideemulation", "text=foo.com##[-abp-properties='|background-image: url(data:*)']", "selectorDomain=foo.com", "selector=[-abp-properties='|background-image: url(data:*)']", "domains=FOO.COM"]);
 
+  // test matching -abp-properties= (https://issues.adblockplus.org/ticket/5037).
+  compareFilter(test, "foo.com##[-abp-properties-bogus='abc']", ["type=elemhide", "text=foo.com##[-abp-properties-bogus='abc']", "selectorDomain=foo.com", "selector=[-abp-properties-bogus='abc']", "domains=FOO.COM"]);
+
   test.done();
 };
 
 exports.testEmptyElemHideDomains = function(test)
 {
   let emptyDomainFilters = [
     ",##selector", ",,,##selector", "~,foo.com##selector", "foo.com,##selector",
     ",foo.com##selector", "foo.com,~##selector",