1 /*===========================================================================
2 *
3 *                            PUBLIC DOMAIN NOTICE
4 *               National Center for Biotechnology Information
5 *
6 *  This software/database is a "United States Government Work" under the
7 *  terms of the United States Copyright Act.  It was written as part of
8 *  the author's official duties as a United States Government employee and
9 *  thus cannot be copyrighted.  This software/database is freely available
10 *  to the public for use. The National Library of Medicine and the U.S.
11 *  Government have not placed any restriction on its use or reproduction.
12 *
13 *  Although all reasonable efforts have been taken to ensure the accuracy
14 *  and reliability of the software and data, the NLM and the U.S.
15 *  Government do not and cannot warrant the performance or results that
16 *  may be obtained by using this software or data. The NLM and the U.S.
17 *  Government disclaim all warranties, express or implied, including
18 *  warranties of performance, merchantability or fitness for any particular
19 *  purpose.
20 *
21 *  Please cite the author in any work or product based on this material.
22 *
23 * ===========================================================================
24 *
25 */
26 
27 /**
28 * Command line test for schema parser.
29 * Parses the input files and reports errors
30 */
31 
32 #include "../../libs/schema/SchemaParser.hpp"
33 #include "../../libs/schema/ParseTree.hpp"
34 
35 using namespace std;
36 using namespace ncbi::SchemaParser;
37 
38 //////////////////////////////////////////// Main
39 #include <kapp/args.h>
40 #include <kfg/config.h>
41 #include <klib/out.h>
42 
43 #include <iostream>
44 #include <fstream>
45 #include <sstream>
46 #include <stdexcept>
47 
48 static
49 void
PrintParseTree(const ParseTree * p_t,ostream & p_out)50 PrintParseTree ( const ParseTree * p_t, ostream& p_out )
51 {
52     if ( p_t == 0 )
53     {
54         p_out << " NULL";
55         return;
56     }
57 
58     p_out << p_t -> GetToken () . GetLeadingWhitespace () << p_t -> GetToken () . GetValue ();
59 
60     for ( uint32_t i = 0 ; i < p_t -> ChildrenCount (); ++ i )
61     {
62         PrintParseTree ( p_t -> GetChild ( i ), p_out );
63     }
64 }
65 
66 static
67 bool
MatchStrings(const string & p_source,const string p_print)68 MatchStrings ( const string& p_source, const string p_print )
69 {
70     const size_t Context = 20;
71     for ( size_t i = 0; i < p_source . length (); ++ i )
72     {
73         if ( i >= p_print . length () )
74         {
75             cout << "premature end of print after '" << p_source . substr ( i > Context ? i - Context : 0 ) << "', " << ( i - p_print . length () + 1 ) << " character(s) missing" << endl;
76             return false;
77         }
78         if ( p_source [ i ] != p_print [ i ] )
79         {
80             cout << "mismatch at " << i << ", after " << p_source . substr ( i > Context ? i - Context : 0, Context ) << endl;
81             cout << "source: '" << p_source . substr ( i, Context ) << "'" << endl;
82             cout << "print : '" << p_print . substr ( i, Context ) << "'" << endl;
83             return false;
84         }
85     }
86     if ( p_print . length () > p_source . length () )
87     {
88         cout << "extra characters printed: " << p_print . substr ( p_source . length () ) << endl;
89         return false;
90     }
91     return true;
92 }
93 
94 extern "C"
95 {
96 
KAppVersion(void)97 ver_t CC KAppVersion ( void )
98 {
99     return 0x1000000;
100 }
101 
102 const char UsageDefaultName[] = "test-schema-parse";
103 
UsageSummary(const char * progname)104 rc_t CC UsageSummary (const char * progname)
105 {
106     return KOutMsg ( "Usage:\n" "\t%s [options] schema-file ... \n\n", progname );
107 }
108 
Usage(const Args * args)109 rc_t CC Usage( const Args* args )
110 {
111     return 0;
112 }
113 
KMain(int argc,char * argv[])114 rc_t CC KMain ( int argc, char *argv [] )
115 {
116     int failed = 0;
117     if ( argc < 2 )
118     {
119         cout << "Usage:\n\t" << argv[0] << " schema-file" << endl;
120         return 1;
121     }
122     try
123     {
124         cout << "Parsing " << argc - 1 << " schema-files" << endl;
125         for ( int i = 0 ; i < argc - 1; ++i )
126         {
127             stringstream buffer;
128             ifstream in ( argv [ i + 1 ] );
129             if ( ! in . good () )
130             {
131                 throw runtime_error ( string ( "Invalid file " ) + argv [ i + 1 ] );
132             }
133             buffer << in.rdbuf();
134             SchemaParser parser;
135             if ( ! parser . ParseString ( buffer . str () . c_str () ) )
136             {
137                 cout << string ( "Parsing failed: " ) + argv [ i + 1 ] << endl;
138                 ++ failed;
139             }
140 
141             ostringstream out;
142             PrintParseTree ( parser . GetParseTree (), out );
143             if ( ! MatchStrings ( buffer . str (), out . str () ) )
144             {
145                 cout << string ( "Printout mismatch: " ) + argv [ i + 1 ] << endl;
146                 ++ failed;
147             }
148         }
149         cout << "Failed: " << failed << endl;
150     }
151     catch ( exception& ex)
152     {
153         cerr << " Exception: " << ex . what () << endl;
154         return 2;
155     }
156     catch ( ... )
157     {
158         cerr << " Unknown exception" << endl;
159         return 3;
160     }
161     return failed == 0 ? 0 : 4;
162 }
163 
164 }
165 
166