func verifyStats(t *testing.T, s *storage.Store) {
// Compute real total MVCC statistics from store.
realStats, err := s.ComputeMVCCStatsTest()
if err != nil {
t.Fatal(err)
}
// Sanity regression check for bug #4624: ensure intent count is zero.
if a := realStats.IntentCount; a != 0 {
t.Fatalf("Expected intent count to be zero, was %d", a)
}
// Sanity check: LiveBytes is not zero (ensures we don't have
// zeroed out structures.)
if liveBytes := getGauge(t, s, "livebytes"); liveBytes == 0 {
t.Fatal("Expected livebytes to be non-nero, was zero")
}
// Ensure that real MVCC stats match computed stats.
checkGauge(t, s, "livebytes", realStats.LiveBytes)
checkGauge(t, s, "keybytes", realStats.KeyBytes)
checkGauge(t, s, "valbytes", realStats.ValBytes)
checkGauge(t, s, "intentbytes", realStats.IntentBytes)
checkGauge(t, s, "livecount", realStats.LiveCount)
checkGauge(t, s, "keycount", realStats.KeyCount)
checkGauge(t, s, "valcount", realStats.ValCount)
checkGauge(t, s, "intentcount", realStats.IntentCount)
// "Ages" will be different depending on how much time has passed. Even with
// a manual clock, this can be an issue in tests. Therefore, we do not
// verify them in this test.
if t.Failed() {
t.Log(util.ErrorfSkipFrames(1, "verifyStats failed, aborting test."))
t.FailNow()
}
}