DGtal 1.3.0
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testTrace.cpp
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1
34#include <cstdio>
35#include <cmath>
36#include <iostream>
37#include <fstream>
38
39#include "DGtal/base/Config.h"
40#include "DGtal/base/Common.h"
41
42
43using namespace DGtal;
44using namespace std;
45
46
48{
49 trace.info()<< "This is an Info trace"<<endl;
50 trace.warning()<< "This is an warning trace"<<endl;
51 trace.error()<< "This is an Error trace"<<endl;
52 trace.emphase()<< "This is an Emphased trace"<<endl;
53 cerr<<endl;
54}
55
57{
58 long tmp=0;
59
60 trace.info()<< "This is an Info trace, level 0"<<endl;
61 trace.beginBlock("FirstMethod");
62 trace.info()<< "This is an Info trace, level 1"<<endl;
63 trace.info()<< "This is an Info trace, level 1"<<endl;
64 trace.beginBlock("SecondMethod");
65 trace.warning()<< "This is an Warning trace, level 2"<<endl;
66 trace.warning()<< "This is an Warning trace, level 2"<<endl;
67 trace.info()<< "This is an Info trace, level 2"<<endl;
68 trace.error()<< "This is an Error trace, level 2 (followed by a loop)"<<endl;
69
70 for (unsigned int i=0 ; i< 450; i++)
71 tmp = (long)cos((double)tmp+i);
72
74 trace.info()<< "This is an Info trace, level 1 (followed by another loop)"<<endl;
75
76 for (unsigned int i=0 ; i< 430; i++)
77 tmp = (long)cos((double)tmp+i);
78
80 trace.info()<< "This is an Info trace, level 0"<<endl<<endl;
81}
82
89{
90 trace.beginBlock("testFileStream");
91 trace.info() << "Checking the filestream output.. Please check the 'example.txt' file"<<endl;
92
93 ofstream myfile;
94 myfile.open ("example.txt");
95
96 TraceWriterFile traceWriterFile(myfile);
97 Trace t2(traceWriterFile);
98
99 t2.info()<< "This is an Info trace"<<endl;
100 t2.warning()<< "This is an warning trace"<<endl;
101
102 t2.error()<< "This is an Error trace"<<endl;
103 t2.emphase()<< "This is an Emphased trace"<<endl;
104
105 t2.beginBlock("FirstMethod");
106 t2.info()<< "This is an Info trace, level 1"<<endl;
107 t2.info()<< "This is an Info trace, level 1"<<endl;
108 t2.endBlock();
109
110 myfile.close();
111
112 trace.endBlock();
113}
114
116{
117 size_t duration;
118
119 trace.beginBlock("Level0");
120 double tmp=1.0;
121
122 trace.beginBlock("Level1");
123 trace.info()<<"..."<<std::endl;
124 for (unsigned int i=0 ; i< 4350; i++)
125 tmp = (long)cos((double)tmp+i);
126 duration = trace.endBlock();
127
128 trace.beginBlock("Level1B");
129 trace.info()<<"..."<<std::endl;
130 for (unsigned int i=0 ; i< 4350; i++)
131 tmp = (long)cos((double)tmp+i);
132
133 trace.beginBlock("Level2");
134 trace.info()<<"..."<<std::endl;
135 for (unsigned int i=0 ; i< 4350; i++)
136 tmp = (long)cos((double)tmp+i);
137 duration += trace.endBlock();
138
139 trace.beginBlock("Level2B");
140 trace.info()<<"..."<<std::endl;
141 for (unsigned int i=0 ; i< 4350; i++)
142 tmp = (long)cos((double)tmp+i);
143 duration += trace.endBlock();
144
145 trace.beginBlock("Level2C");
146 trace.info()<<"..."<<std::endl;
147 for (unsigned int i=0 ; i< 4450; i++)
148 tmp = (long)cos((double)tmp+i);
149 duration += trace.endBlock();
150
151 duration += trace.endBlock();
152
153 trace.beginBlock("Level1C");
154 trace.info()<<"..."<<std::endl;
155 for (unsigned int i=0 ; i< 430; i++)
156 tmp = (long)cos((double)tmp+i);
157 duration += trace.endBlock();
158
159 duration += trace.endBlock();
160 trace.info()<<"Duration="<<duration<<std::endl;
161
162}
163
164
165
166int main()
167{
168 testSimple();
169 testIndent();
171 testTimings();
172 return 0;
173}
174
implementation of basic methods to trace out messages with indentation levels.
Definition: Trace.h:74
void beginBlock(const std::string &keyword="")
std::ostream & warning()
std::ostream & emphase()
std::ostream & error()
std::ostream & info()
double endBlock()
DGtal is the top-level namespace which contains all DGtal functions and types.
Trace trace
Definition: Common.h:154
STL namespace.
void testIndent()
Definition: testTrace.cpp:56
void testSimple()
Definition: testTrace.cpp:47
void testFileStream()
Definition: testTrace.cpp:88
int main()
Definition: testTrace.cpp:166
void testTimings()
Definition: testTrace.cpp:115