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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/document/test/make_bucket_space.h>
#include <vespa/document/bucket/fixed_bucket_spaces.h>
#include <vespa/storage/distributor/maintenance/node_maintenance_stats_tracker.h>
#include <vespa/vespalib/gtest/gtest.h>
namespace storage::distributor {
using document::test::makeBucketSpace;
using document::BucketSpace;
using namespace ::testing;
struct NodeMaintenanceStatsTrackerTest : Test {
void assertEmptyBucketStats(BucketSpace bucketSpace, const NodeMaintenanceStatsTracker& tracker);
void assertBucketStats(uint64_t expMovingOut, uint64_t expSyncing, uint64_t expCopyingIn, uint64_t expCopyingOut, uint64_t expTotal,
BucketSpace bucketSpace, const NodeMaintenanceStatsTracker& tracker);
};
TEST_F(NodeMaintenanceStatsTrackerTest, empty_stats_instances_are_equal) {
NodeMaintenanceStats a;
NodeMaintenanceStats b;
EXPECT_EQ(a, b);
}
TEST_F(NodeMaintenanceStatsTrackerTest, stats_fields_affect_equality_comparison) {
NodeMaintenanceStats a;
NodeMaintenanceStats b;
a.movingOut = 1;
EXPECT_NE(a, b);
b.movingOut = 1;
EXPECT_EQ(a, b);
a.syncing = 1;
EXPECT_NE(a, b);
b.syncing = 1;
EXPECT_EQ(a, b);
a.copyingIn = 1;
EXPECT_NE(a, b);
b.copyingIn = 1;
EXPECT_EQ(a, b);
a.copyingOut = 1;
EXPECT_NE(a, b);
b.copyingOut = 1;
EXPECT_EQ(a, b);
}
TEST_F(NodeMaintenanceStatsTrackerTest, requesting_non_existing_node_gives_empty_stats) {
NodeMaintenanceStatsTracker tracker;
NodeMaintenanceStats wanted;
EXPECT_EQ(wanted, tracker.forNode(0, makeBucketSpace()));
}
TEST_F(NodeMaintenanceStatsTrackerTest, stats_are_tracked_per_node){
NodeMaintenanceStatsTracker tracker;
NodeMaintenanceStats wanted;
BucketSpace space(1);
tracker.incMovingOut(0, space);
wanted.movingOut = 1;
EXPECT_EQ(wanted, tracker.forNode(0, space));
wanted.movingOut = 0;
EXPECT_EQ(wanted, tracker.forNode(1, space));
tracker.incMovingOut(0, space);
wanted.movingOut = 2;
EXPECT_EQ(wanted, tracker.forNode(0, space));
tracker.incMovingOut(1, space);
wanted.movingOut = 1;
EXPECT_EQ(wanted, tracker.forNode(1, space));
tracker.incSyncing(1, space);
tracker.incCopyingIn(1, space);
tracker.incCopyingOut(1, space);
wanted.syncing = 1;
wanted.copyingIn = 1;
wanted.copyingOut = 1;
EXPECT_EQ(wanted, tracker.forNode(1, space));
}
TEST_F(NodeMaintenanceStatsTrackerTest, statsAreTrackedPerBucketSpace) {
NodeMaintenanceStatsTracker tracker;
BucketSpace fooSpace(3);
BucketSpace barSpace(5);
tracker.incTotal(0, fooSpace);
tracker.incMovingOut(0, fooSpace);
assertBucketStats(1, 0, 0, 0, 1, fooSpace, tracker);
assertEmptyBucketStats(barSpace, tracker);
tracker.incTotal(0, barSpace);
tracker.incMovingOut(0, barSpace);
assertBucketStats(1, 0, 0, 0, 1, fooSpace, tracker);
assertBucketStats(1, 0, 0, 0, 1, barSpace, tracker);
tracker.incTotal(0, fooSpace);
tracker.incSyncing(0, fooSpace);
assertBucketStats(1, 1, 0, 0, 2, fooSpace, tracker);
assertBucketStats(1, 0, 0, 0, 1, barSpace, tracker);
tracker.incTotal(0, fooSpace);
tracker.incCopyingIn(0, fooSpace);
assertBucketStats(1, 1, 1, 0, 3, fooSpace, tracker);
assertBucketStats(1, 0, 0, 0, 1, barSpace, tracker);
tracker.incTotal(0, fooSpace);
tracker.incCopyingOut(0, fooSpace);
assertBucketStats(1, 1, 1, 1, 4, fooSpace, tracker);
assertBucketStats(1, 0, 0, 0, 1, barSpace, tracker);
}
void
NodeMaintenanceStatsTrackerTest::assertEmptyBucketStats(BucketSpace bucketSpace,
const NodeMaintenanceStatsTracker& tracker)
{
NodeMaintenanceStats expStats;
EXPECT_EQ(expStats, tracker.forNode(0, bucketSpace));
}
void
NodeMaintenanceStatsTrackerTest::assertBucketStats(uint64_t expMovingOut,
uint64_t expSyncing,
uint64_t expCopyingIn,
uint64_t expCopyingOut,
uint64_t expTotal,
BucketSpace bucketSpace,
const NodeMaintenanceStatsTracker& tracker)
{
NodeMaintenanceStats expStats(expMovingOut, expSyncing, expCopyingIn, expCopyingOut, expTotal);
EXPECT_EQ(expStats, tracker.forNode(0, bucketSpace));
}
}
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