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XMLParser_test.cpp
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41 
45 #include "Teuchos_XMLParser.hpp"
47 
48 using std::string;
49 
50 namespace Teuchos {
51 
52 
53 /* Simple test of Teuchos XMLParser class */
55 {
56 
57  /* create a ParameterList object */
58  ParameterList problem("Problem");
59  ParameterList solver("Solver");
60  ParameterList prec("Preconditioner");
61  prec.set("type", "ILUk"); // set some of these to isUsed for completeness
62  TEST_NOTHROW( prec.get<std::string>("type") );
63  prec.set("k", 2);
64  solver.set("Preconditioner",prec);
65  solver.set("type", "gmres"); // set some of these to isUsed for completeness
66  TEST_NOTHROW( solver.get<std::string>("type") );
67  solver.set("maxiters", 1000);
68  solver.set("restarts", 100);
69  solver.set("special1","\"&\""); // test the XML outputting and parsing for correctness
70  solver.set("special2","\'&\'"); // test the XML outputting and parsing for correctness
71  solver.set("special3","\"&\'"); // test the XML outputting and parsing for correctness
72  solver.set("tol", 1.0e-10); // set some of these to isUsed for completeness
73  TEST_NOTHROW( solver.get<double>("tol") );
74  problem.set("Solver",solver);
75 
76  std::cout << "*** ParameterList (original)" << std::endl;
77  std::cout << problem << std::endl;
78 
79  /* create an XML object from the ParameterList */
81  XMLObject xmlprob1 = xml2pl.toXML(problem);
82 
83  /* write the XML to a std::string */
84  std::ostringstream ss;
85  ss << xmlprob1;
86  std::string strproblem = ss.str();
87 
88  std::cout << "*** XML from ParameterListParameterListWriter.toXML().toString()" << std::endl;
89  std::cout << xmlprob1 << std::endl;
90 
91  /* create a input source, parser to read the std::string */
92  StringInputSource src(strproblem);
93  XMLParser parser(src.stream());
94 
95  /* parse XML in a std::string */
96  XMLObject xmlprob2 = parser.parse();
97 
98  std::cout << "*** XML from XMLParser.parse()" << std::endl;
99  std::cout << xmlprob2 << std::endl;
100 
101  /* convert the new XML object to a ParameterList */
102  XMLParameterListReader pl2xml;
103  ParameterList problem2 = pl2xml.toParameterList(xmlprob2);
104 
105  std::cout << "*** ParameterList from XMLParameterListReader.toParameterList()" << std::endl;
106  std::cout << problem2 << std::endl;
107 
108  /* check that the new parameter list matches the old one */
109  TEST_EQUALITY(problem2, problem);
110 
111 }
112 
113 
114 } // namespace Teuchos
115 
116 
117 
Writes an XML object to a parameter list.
XMLObject toXML(const ParameterList &p, RCP< const DependencySheet > depSheet=null) const
#define TEST_NOTHROW(code)
Asserr that the statement &#39;code&#39; does not thrown any excpetions.
T & get(const std::string &name, T def_value)
Return the parameter&#39;s value, or the default value if it is not there.
ParameterList & set(std::string const &name, T const &value, std::string const &docString="", RCP< const ParameterEntryValidator > const &validator=null)
Set a parameter whose value has type T.
#define TEST_EQUALITY(v1, v2)
Assert the equality of v1 and v2.
XMLParser consumes characters from an XMLInputStream object, parsing the XML and using a TreeBuilding...
TEUCHOS_UNIT_TEST(ConstNonconstObjectContainer, create)
Representation of an XML data tree. XMLObject is a ref-counted handle to a XMLObjectImplem object...
Writes a ParameterList to an XML object.
Unit testing support.
virtual RCP< XMLInputStream > stream() const
Create a StringInputStream.
RCP< ParameterList > toParameterList(const XMLObject &xml, RCP< DependencySheet > depSheet) const
A list of parameters of arbitrary type.
Definition of XMLInputSource derived class for reading XML from a std::string.
Writes an XML object to a parameter list.
Instantiation of XMLInputSource class for reading XML from a std::string.
A class providing a simple XML parser. Methods can be overloaded to exploit external XML parsing libr...
Writes a ParameterList to an XML object.