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      1 /*
      2  * Copyright (c) 2014, Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  * 3. Neither the name of Opera Software ASA nor the names of its
     13  *    contributors may be used to endorse or promote products derived
     14  *    from this software without specific prior written permission.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     18  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
     19  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
     20  * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
     21  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     23  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
     25  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
     27  * OF THE POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 
     30 #ifndef CSSTestHelper_h
     31 #define CSSTestHelper_h
     32 
     33 #include "core/css/RuleSet.h"
     34 #include "wtf/RefPtr.h"
     35 
     36 namespace blink {
     37 
     38 class Document;
     39 class CSSStyleSheet;
     40 
     41 // A helper class for writing tests of CSS rules. Example usage:
     42 //
     43 // CSSTestHelper helper;
     44 // helper.addCSSRule("body { color: red} #a { position: absolute }");
     45 // RuleSet& ruleSet = helper.ruleSet();
     46 // ... examine RuleSet to find the rule and test properties on it.
     47 
     48 class CSSTestHelper {
     49 public:
     50     CSSTestHelper();
     51     ~CSSTestHelper();
     52 
     53     void addCSSRules(const char* ruleText);
     54     RuleSet& ruleSet();
     55 
     56 private:
     57     RefPtrWillBePersistent<Document> m_document;
     58     RefPtrWillBePersistent<CSSStyleSheet> m_styleSheet;
     59 };
     60 
     61 } // namespace blink
     62 
     63 #endif // CSSTestHelper_h
     64