bool CTestRegApp::TestApp_Init(void)
{
// Initialize the C logging API with default MT locking imlementation
NcbiLog_InitMT(GetAppName().c_str());
// Set output to files in current directory
NcbiLog_SetDestination(eNcbiLog_Cwd);
// Start application
NcbiLog_AppStart(NULL);
NcbiLog_AppRun();
return true;
}
void CTest::RunTest(CTempString name, FTestCase testcase)
{
cout << name;
string basename = "clog-test." + (string)name;
string log_path = basename + ".out";
// Redirect stderr to file
::fflush(stderr);
int saved_stderr = ::dup(fileno(stderr));
if (!::freopen(log_path.c_str(), "w", stderr)) {
_TROUBLE;
}
// Initialize API (single-threaded mode)
NcbiLogP_ReInit();
NcbiLog_InitST(GetAppName().c_str());
// Set CLog to use stderr for output, that will be redirected
// to the file specified above.
NcbiLog_SetDestination(eNcbiLog_Stderr);
NcbiLog_SetPostLevel(eNcbiLog_Info);
// Default initialization
NcbiLog_SetHost("TESTHOST");
// Run specified test case
testcase();
// Done logging
NcbiLog_Destroy();
// Restore original stderr
::fflush(stderr);
if (::dup2(saved_stderr, fileno(stderr)) < 0) {
_TROUBLE;
}
close(saved_stderr);
clearerr(stderr);
// Compare output
string template_path = CDir::ConcatPath(kTemplatesDir, basename + ".tpl");
try {
CRegexpTemplateTester tester(CRegexpTemplateTester::fSkipEmptyTemplateLines);
tester.Compare(log_path, template_path);
cout << ": OK" << endl;
m_Passed++;
}
catch (CRegexpTemplateTesterException& e) {
cout << e.what() << endl;
m_Failed++;
}
return;
}
int main(int argc, const char* argv[] /*, const char* envp[]*/)
{
TNcbiLog_MTLock mt_lock = NcbiLog_MTLock_Create(NULL, Test_MT_Handler);
/* Initialize logging API
*/
NcbiLog_Init(argv[0], mt_lock, eNcbiLog_MT_TakeOwnership);
/* Or,
NcbiLog_InitMT(argv[0]); -- use default MT handler as above.
NcbiLog_InitST(argv[0]); -- only for single-threaded applications
*/
/* Set logging destination
*/
NcbiLog_SetDestination(eNcbiLog_Stdout);
/* Or,
NcbiLog_SetDestination(eNcbiLog_Default); -- default, can be skipped
NcbiLog_SetDestination(eNcbiLog_Stdlog);
NcbiLog_SetDestination(eNcbiLog_Stdout);
NcbiLog_SetDestination(eNcbiLog_Stderr);
NcbiLog_SetDestination(eNcbiLog_Disable);
*/
/* Set host name
NcbiLog_SetHost("SOMEHOSTNAME");
*/
/* Set log_site
NcbiLog_SetLogSite("");
*/
/* Set process/thread ID
NcbiLog_SetProcessId(pid);
NcbiLog_SetThreadId(tid);
*/
/* Start application */
NcbiLog_AppStart(argv);
NcbiLog_AppRun();
/* Standard messages */
{{
NcbiLog_SetPostLevel(eNcbiLog_Warning);
NcbiLog_Trace("Message");
NcbiLog_Warning("Message");
NcbiLog_Error("Message");
NcbiLog_Critical("Message");
/* NcbiLog_Fatal("Message"); */
}}
/* Standard messages with user provided time */
{{
time_t timer;
NcbiLog_SetPostLevel(eNcbiLog_Trace);
timer = time(0);
NcbiLog_SetTime(timer, 0);
NcbiLog_Trace("Use user provided time (1)");
NcbiLog_Trace("Use user provided time (2)");
NcbiLog_SetTime(0,0);
NcbiLog_Trace("Use system local time");
}}
/* Request without parameters */
{{
NcbiLog_ReqStart(NULL);
NcbiLog_ReqStop(200, 1, 2);
}}
/* Message printed between requests */
{{
NcbiLog_Error("Message printed between requests");
}}
/* Request without parameters -- new ID */
{{
NcbiLog_SetRequestId(10);
NcbiLog_ReqStart(NULL);
NcbiLog_ReqStop(403, 5, 6);
}}
/* Request with parameters */
{{
static const SNcbiLog_Param params[] = {
{ "k1", "v1" },
{ "k2", "v2" },
{ "", "v3" },
{ "k4", "" },
{ "", "" },
{ "k5", "v5" },
{ NULL, NULL }
};
NcbiLog_SetSession("session name");
NcbiLog_SetClient("192.168.1.1");
NcbiLog_ReqStart(params);
NcbiLog_ReqRun();
NcbiLog_ReqStop(500, 3, 4);
}}
/* Extra & performance logging */
{{
double timespan = 1.2345678;
static const SNcbiLog_Param params[] = {
{ "resource", "test" },
{ "key", "value" },
{ NULL, NULL }
};
NcbiLog_Extra(params);
NcbiLog_Perf(200, timespan, params);
}}
/* Stop application with exit code 0
*/
NcbiLog_AppStop(0);
/* Deinitialize logging API
*/
NcbiLog_Destroy();
return 0;
}
