text: /*
   * libjingle
   * Copyright 2004, Google Inc.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   *  1. Redistributions of source code must retain the above copyright notice,
   *     this list of conditions and the following disclaimer.
   *  2. Redistributions in binary form must reproduce the above copyright notice,
   *     this list of conditions and the following disclaimer in the documentation
   *     and/or other materials provided with the distribution.
   *  3. The name of the author may not be used to endorse or promote products
   *     derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
   * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
   * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
   * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
   * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
   * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
   * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #include <string>
  #include <sstream>
  #include <iostream>
  #include "talk/base/common.h"
  #include "talk/base/gunit.h"
  #include "talk/xmllite/xmlbuilder.h"
  #include "talk/xmllite/xmlelement.h"
  #include "talk/xmllite/xmlparser.h"
  
  using buzz::XmlBuilder;
  using buzz::XmlElement;
  using buzz::XmlParser;
  
  TEST(XmlBuilderTest, TestTrivial) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing/>");
    EXPECT_EQ("<testing/>", builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestAttributes1) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing a='b'/>");
    EXPECT_EQ("<testing a=\"b\"/>", builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestAttributes2) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing e='' long='some text'/>");
    EXPECT_EQ("<testing e=\"\" long=\"some text\"/>",
        builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestNesting1) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder,
        "<top><first/><second><third></third></second></top>");
    EXPECT_EQ("<top><first/><second><third/></second></top>",
        builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestNesting2) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder,
      "<top><fifth><deeper><and><deeper/></and><sibling><leaf/>"
      "</sibling></deeper></fifth><first/><second><third></third>"
      "</second></top>");
    EXPECT_EQ("<top><fifth><deeper><and><deeper/></and><sibling><leaf/>"
      "</sibling></deeper></fifth><first/><second><third/>"
      "</second></top>", builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestQuoting1) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing a='>'/>");
    EXPECT_EQ("<testing a=\"&gt;\"/>", builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestQuoting2) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing a='&lt;>&amp;&quot;'/>");
    EXPECT_EQ("<testing a=\"&lt;&gt;&amp;&quot;\"/>",
        builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestQuoting3) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing a='so &quot;important&quot;'/>");
    EXPECT_EQ("<testing a=\"so &quot;important&quot;\"/>",
        builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestQuoting4) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing a='&quot;important&quot;, yes'/>");
    EXPECT_EQ("<testing a=\"&quot;important&quot;, yes\"/>",
        builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestQuoting5) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder,
        "<testing a='&lt;what is &quot;important&quot;&gt;'/>");
    EXPECT_EQ("<testing a=\"&lt;what is &quot;important&quot;&gt;\"/>",
        builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestText1) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing>></testing>");
    EXPECT_EQ("<testing>&gt;</testing>", builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestText2) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing>&lt;>&amp;&quot;</testing>");
    EXPECT_EQ("<testing>&lt;&gt;&amp;\"</testing>",
        builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestText3) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing>so &lt;important&gt;</testing>");
    EXPECT_EQ("<testing>so &lt;important&gt;</testing>",
        builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestText4) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing>&lt;important&gt;, yes</testing>");
    EXPECT_EQ("<testing>&lt;important&gt;, yes</testing>",
        builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestText5) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder,
        "<testing>importance &amp;&lt;important&gt;&amp;</testing>");
    EXPECT_EQ("<testing>importance &amp;&lt;important&gt;&amp;</testing>",
        builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestNamespace1) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing xmlns='foo'/>");
    EXPECT_EQ("<testing xmlns=\"foo\"/>", builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestNamespace2) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing xmlns:a='foo' a:b='c'/>");
    EXPECT_EQ("<testing xmlns:a=\"foo\" a:b=\"c\"/>",
        builder.BuiltElement()->Str());
  }
  
  TEST(XmlBuilderTest, TestNamespace3) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing xmlns:a=''/>");
    EXPECT_TRUE(NULL == builder.BuiltElement());
  }
  
  TEST(XmlBuilderTest, TestNamespace4) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing a:b='c'/>");
    EXPECT_TRUE(NULL == builder.BuiltElement());
  }
  
  TEST(XmlBuilderTest, TestAttrCollision1) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder, "<testing a='first' a='second'/>");
    EXPECT_TRUE(NULL == builder.BuiltElement());
  }
  
  TEST(XmlBuilderTest, TestAttrCollision2) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder,
        "<testing xmlns:a='foo' xmlns:b='foo' a:x='c' b:x='d'/>");
    EXPECT_TRUE(NULL == builder.BuiltElement());
  }
  
  TEST(XmlBuilderTest, TestAttrCollision3) {
    XmlBuilder builder;
    XmlParser::ParseXml(&builder,
        "<testing xmlns:a='foo'><nested xmlns:b='foo' a:x='c' b:x='d'/>"
        "</testing>");
    EXPECT_TRUE(NULL == builder.BuiltElement());
  }
  
  