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peak_test.go
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// Copyright (c) 2022 Hirotsuna Mizuno. All rights reserved.
// Use of this source code is governed by the MIT license that can be found in
// the LICENSE file.
package peak_test
import (
"testing"
"time"
"github.com/tunabay/go-peak"
)
func veri(t *testing.T, v *peak.Value[int32], last, min, max int32) {
t.Helper()
la, mi, ma := v.Get()
if la != last {
t.Errorf("unexpected last value: got %v, want %v.", la, last)
}
if mi != min {
t.Errorf("unexpected min value: got %v, want %v.", mi, min)
}
if ma != max {
t.Errorf("unexpected max value: got %v, want %v.", ma, max)
}
}
func TestValue_Add(t *testing.T) {
v := peak.New[int32](time.Second, 100)
v.Add(10)
v.Add(10)
v.Add(10)
v.Add(10)
v.Add(15)
veri(t, v, 155, 100, 155)
v.Add(-15)
veri(t, v, 140, 100, 155)
v.Add(-10)
veri(t, v, 130, 100, 155)
v.Add(-10)
veri(t, v, 120, 100, 155)
v.Add(-10)
veri(t, v, 110, 100, 155)
v.Add(-10)
veri(t, v, 100, 100, 155)
v.Add(-10)
veri(t, v, 90, 90, 155)
v.Add(-10)
veri(t, v, 80, 80, 155)
v.Add(15)
veri(t, v, 95, 80, 155)
}
func TestValue_Get_sparse(t *testing.T) {
v := peak.New[int32](time.Second, 100)
v.Set(50)
time.Sleep(time.Millisecond * 900)
veri(t, v, 50, 50, 100)
v.Set(500)
veri(t, v, 500, 50, 500)
time.Sleep(time.Millisecond * 200)
veri(t, v, 500, 500, 500)
}
func TestValue_Get_1(t *testing.T) {
// [00:00.00] cur, min, max
v := peak.New[int32](time.Second, 100) // [00:00.00] 100, 100, 100
v.Add(10) // [00:00.00] 110, 100, 110
v.Add(10) // [00:00.00] 120, 100, 120
v.Add(10) // [00:00.00] 130, 100, 130
time.Sleep(time.Millisecond * 200) // [00:00.20] 130, 100, 130
v.Add(10) // [00:00.20] 140, 100, 140
time.Sleep(time.Millisecond * 200) // [00:00.40] 140, 100, 140
v.Add(15) // [00:00.40] 155, 100, 155
v.Add(-15) // [00:00.40] 140, 100, 155
veri(t, v, 140, 100, 155) //
time.Sleep(time.Millisecond * 200) // [00:00.60] 140, 100, 155
v.Sub(10) // [00:00.60] 130, 100, 155
veri(t, v, 130, 100, 155) //
time.Sleep(time.Millisecond * 200) // [00:00.80] 130, 100, 155
v.Sub(10) // [00:00.80] 120, 100, 155
veri(t, v, 120, 100, 155) //
time.Sleep(time.Millisecond * 190) // [00:00.99] 120, 100, 155
v.Sub(10) // [00:00.99] 110, 100, 155
veri(t, v, 110, 100, 155) //
v.Sub(10) // [00:00.99] 100, 100, 155
v.Sub(10) // [00:00.99] 90, 90, 155
veri(t, v, 90, 90, 155) //
time.Sleep(time.Millisecond * 200) // [00:01.19] 90, 90, 155, since 00:00.19
v.Sub(50) // [00:01.19] 40, 40, 155
v.Add(12) // [00:01.19] 52, 40, 155
veri(t, v, 52, 40, 155) //
time.Sleep(time.Millisecond * 200) // [00:01.39] 52, 40, 155, since 00:00.39
veri(t, v, 52, 40, 155) //
v.Add(10) // [00:01.39] 62, 40, 155
veri(t, v, 62, 40, 155) //
time.Sleep(time.Millisecond * 200) // [00:01.59] 62, 40, 130, since 00:00.59
veri(t, v, 62, 40, 130) //
v.Add(10) // [00:01.59] 72, 40, 130
veri(t, v, 72, 40, 130) //
time.Sleep(time.Millisecond * 200) // [00:01.79] 72, 40, 120, since 00:00.79
veri(t, v, 72, 40, 120) //
v.Add(10) // [00:01.79] 82, 40, 120
veri(t, v, 82, 40, 120) //
time.Sleep(time.Millisecond * 190) // [00:01.98] 82, 40, 100, since 00:00.98
veri(t, v, 82, 40, 110) //
time.Sleep(time.Millisecond * 200) // [00:02.18] 82, 40, 82, since 00:01.18
veri(t, v, 82, 40, 82) //
time.Sleep(time.Millisecond * 200) // [00:02.38] 82, 62, 82, since 00:01.38
veri(t, v, 82, 62, 82) //
}
func TestValue_Get_2(t *testing.T) {
// [00:00.00] cur, min, max
v := peak.New[int32](time.Second, 100) // [00:00.00] 100, 100, 100
v.Set(10) // [00:00.00] 10, 10, 100
v.Set(1000) // [00:00.00] 1000, 10, 1000
v.Add(20) // [00:00.00] 1020, 10, 1020
v.Sub(120) // [00:00.00] 900, 10, 1020
veri(t, v, 900, 10, 1020) //
time.Sleep(time.Millisecond * 200) // [00:00.20] 900, 10, 1020
v.Set(999) // [00:00.20] 999, 10, 1020
v.Set(899) // [00:00.20] 899, 10, 1020
veri(t, v, 899, 10, 1020) //
time.Sleep(time.Millisecond * 200) // [00:00.40] 899, 10, 1020
veri(t, v, 899, 10, 1020) //
v.Set(500) // [00:00.40] 500, 10, 1020
veri(t, v, 500, 10, 1020) //
v.Set(-500) // [00:00.40] -500, -500, 1020
time.Sleep(time.Millisecond * 200) // [00:00.60] -500, -500, 1020
veri(t, v, -500, -500, 1020) //
time.Sleep(time.Millisecond * 200) // [00:00.80]
veri(t, v, -500, -500, 1020) //
time.Sleep(time.Millisecond * 190) // [00:00.99] -500, -500, 1020
veri(t, v, -500, -500, 1020) //
time.Sleep(time.Millisecond * 200) // [00:01.19] -500, -500, 999
veri(t, v, -500, -500, 999) //
time.Sleep(time.Millisecond * 400) // [00:01.59] -500, -500, -500
veri(t, v, -500, -500, -500) //
time.Sleep(time.Millisecond * 410) // [00:02.00] -500, -500, -500
veri(t, v, -500, -500, -500)
}