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      1 /*
      2  * libjingle
      3  * Copyright 2004, Google Inc.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions are met:
      7  *
      8  *  1. Redistributions of source code must retain the above copyright notice,
      9  *     this list of conditions and the following disclaimer.
     10  *  2. Redistributions in binary form must reproduce the above copyright notice,
     11  *     this list of conditions and the following disclaimer in the documentation
     12  *     and/or other materials provided with the distribution.
     13  *  3. The name of the author may not be used to endorse or promote products
     14  *     derived from this software without specific prior written permission.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
     17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     18  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
     19  * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     20  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     22  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     23  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     25  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 
     28 #include <string>
     29 #include <sstream>
     30 #include <iostream>
     31 #include "talk/base/common.h"
     32 #include "talk/base/gunit.h"
     33 #include "talk/base/thread.h"
     34 #include "talk/xmllite/xmlelement.h"
     35 
     36 using buzz::QName;
     37 using buzz::XmlAttr;
     38 using buzz::XmlChild;
     39 using buzz::XmlElement;
     40 
     41 std::ostream& operator<<(std::ostream& os, const QName& name) {
     42   os << name.Namespace() << ":" << name.LocalPart();
     43   return os;
     44 }
     45 
     46 TEST(XmlElementTest, TestConstructors) {
     47   XmlElement elt(QName("google:test", "first"));
     48   EXPECT_EQ("<test:first xmlns:test=\"google:test\"/>", elt.Str());
     49 
     50   XmlElement elt2(QName("google:test", "first"), true);
     51   EXPECT_EQ("<first xmlns=\"google:test\"/>", elt2.Str());
     52 }
     53 
     54 TEST(XmlElementTest, TestAdd) {
     55   XmlElement elt(QName("google:test", "root"), true);
     56   elt.AddElement(new XmlElement(QName("google:test", "first")));
     57   elt.AddElement(new XmlElement(QName("google:test", "nested")), 1);
     58   elt.AddText("nested-value", 2);
     59   elt.AddText("between-", 1);
     60   elt.AddText("value", 1);
     61   elt.AddElement(new XmlElement(QName("google:test", "nested2")), 1);
     62   elt.AddElement(new XmlElement(QName("google:test", "second")));
     63   elt.AddText("init-value", 1);
     64   elt.AddElement(new XmlElement(QName("google:test", "nested3")), 1);
     65   elt.AddText("trailing-value", 1);
     66 
     67   // make sure it looks ok overall
     68   EXPECT_EQ("<root xmlns=\"google:test\">"
     69         "<first><nested>nested-value</nested>between-value<nested2/></first>"
     70         "<second>init-value<nested3/>trailing-value</second></root>",
     71         elt.Str());
     72 
     73   // make sure text was concatenated
     74   XmlChild * pchild =
     75     elt.FirstChild()->AsElement()->FirstChild()->NextChild();
     76   EXPECT_TRUE(pchild->IsText());
     77   EXPECT_EQ("between-value", pchild->AsText()->Text());
     78 }
     79 
     80 TEST(XmlElementTest, TestAttrs) {
     81   XmlElement elt(QName("", "root"));
     82   elt.SetAttr(QName("", "a"), "avalue");
     83   EXPECT_EQ("<root a=\"avalue\"/>", elt.Str());
     84 
     85   elt.SetAttr(QName("", "b"), "bvalue");
     86   EXPECT_EQ("<root a=\"avalue\" b=\"bvalue\"/>", elt.Str());
     87 
     88   elt.SetAttr(QName("", "a"), "avalue2");
     89   EXPECT_EQ("<root a=\"avalue2\" b=\"bvalue\"/>", elt.Str());
     90 
     91   elt.SetAttr(QName("", "b"), "bvalue2");
     92   EXPECT_EQ("<root a=\"avalue2\" b=\"bvalue2\"/>", elt.Str());
     93 
     94   elt.SetAttr(QName("", "c"), "cvalue");
     95   EXPECT_EQ("<root a=\"avalue2\" b=\"bvalue2\" c=\"cvalue\"/>", elt.Str());
     96 
     97   XmlAttr * patt = elt.FirstAttr();
     98   EXPECT_EQ(QName("", "a"), patt->Name());
     99   EXPECT_EQ("avalue2", patt->Value());
    100 
    101   patt = patt->NextAttr();
    102   EXPECT_EQ(QName("", "b"), patt->Name());
    103   EXPECT_EQ("bvalue2", patt->Value());
    104 
    105   patt = patt->NextAttr();
    106   EXPECT_EQ(QName("", "c"), patt->Name());
    107   EXPECT_EQ("cvalue", patt->Value());
    108 
    109   patt = patt->NextAttr();
    110   EXPECT_TRUE(NULL == patt);
    111 
    112   EXPECT_TRUE(elt.HasAttr(QName("", "a")));
    113   EXPECT_TRUE(elt.HasAttr(QName("", "b")));
    114   EXPECT_TRUE(elt.HasAttr(QName("", "c")));
    115   EXPECT_FALSE(elt.HasAttr(QName("", "d")));
    116 
    117   elt.SetAttr(QName("", "d"), "dvalue");
    118   EXPECT_EQ("<root a=\"avalue2\" b=\"bvalue2\" c=\"cvalue\" d=\"dvalue\"/>",
    119       elt.Str());
    120   EXPECT_TRUE(elt.HasAttr(QName("", "d")));
    121 
    122   elt.ClearAttr(QName("", "z"));  // not found, no effect
    123   EXPECT_EQ("<root a=\"avalue2\" b=\"bvalue2\" c=\"cvalue\" d=\"dvalue\"/>",
    124       elt.Str());
    125 
    126   elt.ClearAttr(QName("", "b"));
    127   EXPECT_EQ("<root a=\"avalue2\" c=\"cvalue\" d=\"dvalue\"/>", elt.Str());
    128 
    129   elt.ClearAttr(QName("", "a"));
    130   EXPECT_EQ("<root c=\"cvalue\" d=\"dvalue\"/>", elt.Str());
    131 
    132   elt.ClearAttr(QName("", "d"));
    133   EXPECT_EQ("<root c=\"cvalue\"/>", elt.Str());
    134 
    135   elt.ClearAttr(QName("", "c"));
    136   EXPECT_EQ("<root/>", elt.Str());
    137 }
    138 
    139 TEST(XmlElementTest, TestBodyText) {
    140   XmlElement elt(QName("", "root"));
    141   EXPECT_EQ("", elt.BodyText());
    142 
    143   elt.AddText("body value text");
    144 
    145   EXPECT_EQ("body value text", elt.BodyText());
    146 
    147   elt.ClearChildren();
    148   elt.AddText("more value ");
    149   elt.AddText("text");
    150 
    151   EXPECT_EQ("more value text", elt.BodyText());
    152 
    153   elt.ClearChildren();
    154   elt.AddText("decoy");
    155   elt.AddElement(new XmlElement(QName("", "dummy")));
    156   EXPECT_EQ("", elt.BodyText());
    157 
    158   elt.SetBodyText("replacement");
    159   EXPECT_EQ("replacement", elt.BodyText());
    160 
    161   elt.SetBodyText("");
    162   EXPECT_TRUE(NULL == elt.FirstChild());
    163 
    164   elt.SetBodyText("goodbye");
    165   EXPECT_EQ("goodbye", elt.FirstChild()->AsText()->Text());
    166   EXPECT_EQ("goodbye", elt.BodyText());
    167 }
    168 
    169 TEST(XmlElementTest, TestCopyConstructor) {
    170   XmlElement * element = XmlElement::ForStr(
    171       "<root xmlns='test-foo'>This is a <em a='avalue' b='bvalue'>"
    172       "little <b>little</b></em> test</root>");
    173 
    174   XmlElement * pelCopy = new XmlElement(*element);
    175   EXPECT_EQ("<root xmlns=\"test-foo\">This is a <em a=\"avalue\" b=\"bvalue\">"
    176       "little <b>little</b></em> test</root>", pelCopy->Str());
    177   delete pelCopy;
    178 
    179   pelCopy = new XmlElement(*(element->FirstChild()->NextChild()->AsElement()));
    180   EXPECT_EQ("<foo:em a=\"avalue\" b=\"bvalue\" xmlns:foo=\"test-foo\">"
    181       "little <foo:b>little</foo:b></foo:em>", pelCopy->Str());
    182 
    183   XmlAttr * patt = pelCopy->FirstAttr();
    184   EXPECT_EQ(QName("", "a"), patt->Name());
    185   EXPECT_EQ("avalue", patt->Value());
    186 
    187   patt = patt->NextAttr();
    188   EXPECT_EQ(QName("", "b"), patt->Name());
    189   EXPECT_EQ("bvalue", patt->Value());
    190 
    191   patt = patt->NextAttr();
    192   EXPECT_TRUE(NULL == patt);
    193   delete pelCopy;
    194   delete element;
    195 }
    196 
    197 TEST(XmlElementTest, TestNameSearch) {
    198   XmlElement * element = XmlElement::ForStr(
    199     "<root xmlns='test-foo'>"
    200       "<firstname>George</firstname>"
    201       "<middlename>X.</middlename>"
    202       "some text"
    203       "<lastname>Harrison</lastname>"
    204       "<firstname>John</firstname>"
    205       "<middlename>Y.</middlename>"
    206       "<lastname>Lennon</lastname>"
    207     "</root>");
    208   EXPECT_TRUE(NULL ==
    209       element->FirstNamed(QName("", "firstname")));
    210   EXPECT_EQ(element->FirstChild(),
    211       element->FirstNamed(QName("test-foo", "firstname")));
    212   EXPECT_EQ(element->FirstChild()->NextChild(),
    213       element->FirstNamed(QName("test-foo", "middlename")));
    214   EXPECT_EQ(element->FirstElement()->NextElement(),
    215       element->FirstNamed(QName("test-foo", "middlename")));
    216   EXPECT_EQ("Harrison",
    217       element->TextNamed(QName("test-foo", "lastname")));
    218   EXPECT_EQ(element->FirstElement()->NextElement()->NextElement(),
    219       element->FirstNamed(QName("test-foo", "lastname")));
    220   EXPECT_EQ("John", element->FirstNamed(QName("test-foo", "firstname"))->
    221       NextNamed(QName("test-foo", "firstname"))->BodyText());
    222   EXPECT_EQ("Y.", element->FirstNamed(QName("test-foo", "middlename"))->
    223       NextNamed(QName("test-foo", "middlename"))->BodyText());
    224   EXPECT_EQ("Lennon", element->FirstNamed(QName("test-foo", "lastname"))->
    225       NextNamed(QName("test-foo", "lastname"))->BodyText());
    226   EXPECT_TRUE(NULL == element->FirstNamed(QName("test-foo", "firstname"))->
    227       NextNamed(QName("test-foo", "firstname"))->
    228       NextNamed(QName("test-foo", "firstname")));
    229 
    230   delete element;
    231 }
    232 
    233 class XmlElementCreatorThread : public talk_base::Thread {
    234  public:
    235   XmlElementCreatorThread(int count, buzz::QName qname) :
    236       count_(count), qname_(qname) {}
    237 
    238   virtual void Run() {
    239     std::vector<buzz::XmlElement*> elems;
    240     for (int i = 0; i < count_; i++) {
    241       elems.push_back(new XmlElement(qname_));
    242     }
    243     for (int i = 0; i < count_; i++) {
    244       delete elems[i];
    245     }
    246   }
    247 
    248  private:
    249   int count_;
    250   buzz::QName qname_;
    251 };
    252 
    253 // If XmlElement creation and destruction isn't thread safe,
    254 // this test should crash.
    255 TEST(XmlElementTest, TestMultithread) {
    256   int thread_count = 2;  // Was 100, but that's too slow.
    257   int elem_count = 100;  // Was 100000, but that's too slow.
    258   buzz::QName qname("foo", "bar");
    259 
    260   std::vector<talk_base::Thread*> threads;
    261   for (int i = 0; i < thread_count; i++) {
    262     threads.push_back(
    263         new XmlElementCreatorThread(elem_count, qname));
    264     threads[i]->Start();
    265   }
    266 
    267   for (int i = 0; i < thread_count; i++) {
    268     threads[i]->Stop();
    269     delete threads[i];
    270   }
    271 }
    272