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70 lines
2.0 KiB
Go
70 lines
2.0 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package cache
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import (
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"testing"
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"time"
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)
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func TestStatsCounter(t *testing.T) {
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c := statsCounter{}
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c.RecordHits(3)
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c.RecordMisses(2)
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c.RecordLoadSuccess(2 * time.Second)
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c.RecordLoadError(1 * time.Second)
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c.RecordEviction()
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var st Stats
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c.Snapshot(&st)
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if st.HitCount != 3 {
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t.Fatalf("unexpected hit count: %v", st)
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}
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if st.MissCount != 2 {
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t.Fatalf("unexpected miss count: %v", st)
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}
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if st.LoadSuccessCount != 1 {
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t.Fatalf("unexpected success count: %v", st)
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}
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if st.LoadErrorCount != 1 {
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t.Fatalf("unexpected error count: %v", st)
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}
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if st.TotalLoadTime != 3*time.Second {
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t.Fatalf("unexpected load time: %v", st)
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}
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if st.EvictionCount != 1 {
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t.Fatalf("unexpected eviction count: %v", st)
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}
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if st.RequestCount() != 5 {
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t.Fatalf("unexpected request count: %v", st.RequestCount())
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}
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if st.HitRate() != 0.6 {
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t.Fatalf("unexpected hit rate: %v", st.HitRate())
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}
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if st.MissRate() != 0.4 {
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t.Fatalf("unexpected miss rate: %v", st.MissRate())
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}
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if st.LoadErrorRate() != 0.5 {
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t.Fatalf("unexpected error rate: %v", st.LoadErrorRate())
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}
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if st.AverageLoadPenalty() != (1500 * time.Millisecond) {
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t.Fatalf("unexpected load penalty: %v", st.AverageLoadPenalty())
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}
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}
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