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srsRAN_4G/lib/test/srslog/event_trace_test.cpp

108 lines
2.5 KiB
C++

/*
* Copyright 2013-2020 Software Radio Systems Limited
*
* This file is part of srsLTE.
*
* srsLTE is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* srsLTE is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
#include "srslte/srslog/event_trace.h"
#include "srslte/srslog/log_channel.h"
#include "srslte/srslog/sink.h"
#include "testing_helpers.h"
using namespace srslog;
namespace {
/// A Dummy implementation of a sink.
class sink_dummy : public sink
{
public:
detail::error_string write(detail::memory_buffer buffer) override
{
return {};
}
detail::error_string flush() override { return {}; }
};
/// A Spy implementation of a log backend. Tests can query if the push method
/// has been invoked.
class backend_spy : public detail::log_backend
{
public:
void start() override {}
void push(detail::log_entry&& entry) override
{
std::string result = fmt::vsprintf(entry.fmtstring, std::move(entry.store));
++count;
}
bool is_running() const override { return true; }
void reset() { count = 0; }
unsigned push_invocation_count() const { return count; }
private:
unsigned count = 0;
};
} // namespace
static bool
when_tracing_with_duration_event_then_two_events_are_generated(backend_spy& spy)
{
trace_duration_begin("a", "b");
ASSERT_EQ(spy.push_invocation_count(), 1);
trace_duration_end("a", "b");
ASSERT_EQ(spy.push_invocation_count(), 2);
return true;
}
static bool
when_tracing_with_complete_event_then_one_event_is_generated(backend_spy& spy)
{
{
trace_complete_event("a", "b");
}
ASSERT_EQ(spy.push_invocation_count(), 1);
return true;
}
int main()
{
sink_dummy s;
backend_spy backend;
log_channel c("test", s, backend);
// Inject our spy into the framework.
event_trace_init(c);
TEST_FUNCTION(when_tracing_with_duration_event_then_two_events_are_generated,
backend);
backend.reset();
TEST_FUNCTION(when_tracing_with_complete_event_then_one_event_is_generated,
backend);
return 0;
}