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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <logd/empty_forwarder.h>
#include <logd/metrics.h>
#include <vespa/log/log.h>
#include <vespa/vespalib/metrics/dummy_metrics_manager.h>
#include <vespa/vespalib/gtest/gtest.h>
using namespace logdemon;
using vespalib::metrics::DummyMetricsManager;
struct MockMetricsManager : public DummyMetricsManager {
int add_count;
MockMetricsManager() noexcept : DummyMetricsManager(), add_count(0) {}
void add(Counter::Increment) override {
++add_count;
}
};
std::string
make_log_line(const std::string& level, const std::string& payload)
{
return "1234.5678\tmy_host\t10/20\tmy_service\tmy_component\t" + level + "\t" + payload;
}
struct EmptyForwarderTest : public ::testing::Test {
std::shared_ptr<MockMetricsManager> metrics_mgr;
Metrics metrics;
EmptyForwarder forwarder;
EmptyForwarderTest()
: metrics_mgr(std::make_shared<MockMetricsManager>()),
metrics(metrics_mgr),
forwarder(metrics) {
}
void forward_line(const std::string &payload) {
forwarder.forwardLine(make_log_line("info", payload));
}
void forward_bad_line() {
forwarder.forwardLine("badline");
}
};
TEST_F(EmptyForwarderTest, bad_log_lines_are_counted)
{
forward_bad_line();
EXPECT_EQ(1, forwarder.badLines());
}
TEST_F(EmptyForwarderTest, metrics_are_updated_for_each_log_message)
{
forward_line("a");
EXPECT_EQ(1, metrics_mgr->add_count);
forward_line("b");
EXPECT_EQ(2, metrics_mgr->add_count);
}
GTEST_MAIN_RUN_ALL_TESTS()
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