| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package aggregate |
| |
| import ( |
| "math/rand" |
| "reflect" |
| "sync" |
| "testing" |
| ) |
| |
| func TestTimeWindowAggregatorAddAndResult(t *testing.T) { |
| timeWindowAggregator := NewTimeWindowAggregator(10, 1) |
| timeWindowAggregator.Add(10) |
| timeWindowAggregator.Add(20) |
| timeWindowAggregator.Add(30) |
| |
| tests := []struct { |
| name string |
| want *Result |
| }{ |
| { |
| name: "Result", |
| want: &Result{ |
| Total: 60, |
| Min: 10, |
| Max: 30, |
| Avg: 20, |
| Count: 3, |
| }, |
| }, |
| } |
| |
| for _, tt := range tests { |
| t.Run(tt.name, func(t *testing.T) { |
| got := timeWindowAggregator.Result() |
| got.Last = 0 // NaN can not equal |
| if !reflect.DeepEqual(got, tt.want) { |
| t.Errorf("Result() = %v, want %v", got, tt.want) |
| } |
| }) |
| } |
| } |
| |
| func BenchmarkTimeWindowAggregatorAdd(b *testing.B) { |
| wg := sync.WaitGroup{} |
| tw := NewTimeWindowAggregator(10, 1) |
| for i := 0; i < b.N; i++ { |
| wg.Add(1) |
| go func() { |
| defer wg.Done() |
| tw.Add(rand.Float64() * 100) |
| }() |
| } |
| wg.Wait() |
| } |
| |
| func BenchmarkTimeWindowAggregatorResult(b *testing.B) { |
| wg := sync.WaitGroup{} |
| tw := NewTimeWindowAggregator(10, 1) |
| for i := 0; i < b.N; i++ { |
| wg.Add(1) |
| go func() { |
| tw.Add(rand.Float64() * 100) |
| }() |
| go func() { |
| defer wg.Done() |
| tw.Result() |
| }() |
| } |
| wg.Wait() |
| } |