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// Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/searchcore/proton/server/disk_mem_usage_metrics.h>
#include <vespa/searchcore/proton/server/disk_mem_usage_state.h>
#include <vespa/vespalib/gtest/gtest.h>
using proton::DiskMemUsageMetrics;
using proton::DiskMemUsageState;
using proton::ResourceUsageState;
bool
expect_metrics(double disk_usage, double disk_utilization, double memory_usage, double memory_utilization, const DiskMemUsageMetrics &dm_metrics)
{
bool result = true;
EXPECT_DOUBLE_EQ(disk_usage, dm_metrics.get_disk_usage()) << (result = false, "");
EXPECT_DOUBLE_EQ(disk_utilization, dm_metrics.get_disk_utilization()) << (result = false, "");
EXPECT_DOUBLE_EQ(memory_usage, dm_metrics.get_memory_usage()) << (result = false, "");
EXPECT_DOUBLE_EQ(memory_utilization, dm_metrics.get_memory_utilization()) << (result = false, "");
return result;
}
TEST(DiskMemUsageMetricsTest, default_value_is_zero)
{
DiskMemUsageMetrics dm_metrics;
EXPECT_TRUE(expect_metrics(0.0, 0.0, 0.0, 0.0, dm_metrics));
}
TEST(DiskMemUsageMetricsTest, merging_uses_max)
{
DiskMemUsageMetrics dm_metrics({ResourceUsageState(0.5, 0.4), ResourceUsageState(0.5, 0.3)});
EXPECT_TRUE(expect_metrics(0.4, 0.8, 0.3, 0.6, dm_metrics));
dm_metrics.merge({ResourceUsageState(0.4, 0.4), ResourceUsageState(0.5, 0.4)});
EXPECT_TRUE(expect_metrics(0.4, 1.0, 0.4, 0.8, dm_metrics));
dm_metrics.merge({ResourceUsageState(0.5, 0.4), ResourceUsageState(0.5, 0.3)});
EXPECT_TRUE(expect_metrics(0.4, 1.0, 0.4, 0.8, dm_metrics));
}
GTEST_MAIN_RUN_ALL_TESTS()
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