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// Copyright (C) 2016-2021 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include <config.h>
#include <testutils/log_utils.h>
#include <cstdlib>
#include <iostream>
namespace isc {
namespace dhcp {
namespace test {
LogContentTest::LogContentTest()
:verbose_(false) {
// Get rid of any old files
remFile();
// Set up the logger for use in checking the debug statements.
// We send the debug statements to a file which we can
// check after the evaluations have completed. We also
// set the log severity and debug levels so that the log
// statements are executed.
LoggerSpecification spec(getRootLoggerName(),
keaLoggerSeverity(isc::log::DEBUG),
keaLoggerDbglevel(isc::log::MAX_DEBUG_LEVEL));
OutputOption option;
option.destination = OutputOption::DEST_FILE;
option.filename = string(LogContentTest::LOG_FILE);
spec.addOutputOption(option);
LoggerManager manager;
manager.process(spec);
// Overwrite the verbose_ default is the KEA_LOG_CHECK_VERBOSE
// environment variable exists.
if (getenv(KEA_LOG_CHECK_VERBOSE)) {
verbose_ = true;
}
}
LogContentTest:: ~LogContentTest() {
remFile();
}
bool LogContentTest::checkFile() {
ifstream file(LOG_FILE);
EXPECT_TRUE(file.is_open());
string line, exp_line;
int i = 0;
bool found = true;
using namespace std;
while (getline(file, line) && (i != exp_strings_.size())) {
exp_line = exp_strings_[i];
if (verbose_) {
cout << "Read line : " << line << endl;
cout << "Looking for: " << exp_line << endl;
}
i++;
if (string::npos == line.find(exp_line)) {
if (verbose_) {
cout << "Verdict : not found" << endl;
}
found = false;
}
}
file.close();
if ((i != exp_strings_.size()) || (found == false)) {
if (verbose_) {
cout << "Final verdict: false" << endl;
}
return (false);
}
return (true);
}
size_t LogContentTest::countFile(const string& exp_string) {
ifstream file(LOG_FILE);
EXPECT_TRUE(file.is_open());
string line;
size_t cnt = 0;
using namespace std;
if (verbose_) {
cout << "Looking for:" << exp_string << endl;
}
while (getline(file, line)) {
if (verbose_) {
cout << "Read line :" << line << endl;
}
if (line.find(exp_string) != string::npos) {
++cnt;
}
}
file.close();
if (verbose_) {
cout << "Final count: " << cnt << endl;
}
return (cnt);
}
void LogContentTest::remFile() {
static_cast<void>(remove(LOG_FILE));
}
void LogContentTest::addString(const string& new_string) {
exp_strings_.push_back(new_string);
}
// Set up the name of the LOG_FILE for use in checking
// the debug statements.
// Must not be the same file name used by test shell scripts.
const char* LogContentTest::LOG_FILE = "logtest.log";
// The environment variable to overwrite the verbose_ default value.
const char* LogContentTest::KEA_LOG_CHECK_VERBOSE = "KEA_LOG_CHECK_VERBOSE";
} // end of isc::dhcp::test namespace
} // end of isc::dhcp namespace
} // end of isc namespace
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