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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/searchlib/util/searchable_stats.h>
#include <vespa/vespalib/gtest/gtest.h>
#include <vespa/log/log.h>
LOG_SETUP("searchable_stats_test");
using namespace search;
TEST(SearchableStatsTest, merge_also_tracks_max_size_on_disk_for_component)
{
SearchableStats stats;
EXPECT_EQ(0u, stats.memoryUsage().allocatedBytes());
EXPECT_EQ(0u, stats.docsInMemory());
EXPECT_EQ(0u, stats.sizeOnDisk());
EXPECT_EQ(0u, stats.max_component_size_on_disk());
{
SearchableStats rhs;
EXPECT_EQ(&rhs.memoryUsage(vespalib::MemoryUsage(100,0,0,0)), &rhs);
EXPECT_EQ(&rhs.docsInMemory(10), &rhs);
EXPECT_EQ(&rhs.sizeOnDisk(1000), &rhs);
EXPECT_EQ(1000u, rhs.max_component_size_on_disk());
EXPECT_EQ(&stats.merge(rhs), &stats);
}
EXPECT_EQ(100u, stats.memoryUsage().allocatedBytes());
EXPECT_EQ(10u, stats.docsInMemory());
EXPECT_EQ(1000u, stats.sizeOnDisk());
EXPECT_EQ(1000u, stats.max_component_size_on_disk());
stats.merge(SearchableStats()
.memoryUsage(vespalib::MemoryUsage(150,0,0,0))
.docsInMemory(15)
.sizeOnDisk(1500));
EXPECT_EQ(250u, stats.memoryUsage().allocatedBytes());
EXPECT_EQ(25u, stats.docsInMemory());
EXPECT_EQ(2500u, stats.sizeOnDisk());
EXPECT_EQ(1500u, stats.max_component_size_on_disk());
stats.merge(SearchableStats()
.memoryUsage(vespalib::MemoryUsage(120,0,0,0))
.docsInMemory(12)
.sizeOnDisk(1200));
EXPECT_EQ(370u, stats.memoryUsage().allocatedBytes());
EXPECT_EQ(37u, stats.docsInMemory());
EXPECT_EQ(3700u, stats.sizeOnDisk());
EXPECT_EQ(1500u, stats.max_component_size_on_disk());
}
GTEST_MAIN_RUN_ALL_TESTS()
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