mirror of
https://gitee.com/dromara/mayfly-go
synced 2025-11-02 23:40:24 +08:00
426 lines
9.6 KiB
Go
426 lines
9.6 KiB
Go
package runner
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import (
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"context"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"math/rand"
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"runtime"
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"strconv"
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"sync"
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"sync/atomic"
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"testing"
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"time"
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)
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var _ Delayable = &delayElement{}
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type delayElement struct {
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id uint64
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value int
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deadline time.Time
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}
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func (elm *delayElement) GetDeadline() time.Time {
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return elm.deadline
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}
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func (elm *delayElement) GetId() uint64 {
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return elm.id
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}
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func (elm *delayElement) GetKey() string {
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return strconv.FormatUint(elm.id, 16)
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}
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type testDelayQueue = DelayQueue[*delayElement]
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func newTestDelayQueue(cap int) *testDelayQueue {
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return NewDelayQueue[*delayElement](cap)
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}
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func mustEnqueue(val int, delay int64) func(t *testing.T, queue *testDelayQueue) {
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return func(t *testing.T, queue *testDelayQueue) {
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require.True(t, queue.Enqueue(context.Background(),
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newTestElm(val, delay)))
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}
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}
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func newTestElm(value int, delay int64) *delayElement {
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return &delayElement{
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id: elmId.Add(1),
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value: value,
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deadline: time.Now().Add(time.Millisecond * time.Duration(delay)),
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}
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}
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var elmId atomic.Uint64
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func TestDelayQueue_Enqueue(t *testing.T) {
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type testCase[R int, T Delayable] struct {
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name string
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queue *DelayQueue[T]
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before func(t *testing.T, queue *DelayQueue[T])
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while func(t *testing.T, queue *DelayQueue[T])
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after func(t *testing.T, queue *DelayQueue[T])
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value int
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delay int64
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timeout int64
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wantOk bool
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}
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tests := []testCase[int, *delayElement]{
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{
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name: "enqueue to empty queue",
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queue: newTestDelayQueue(1),
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after: func(t *testing.T, queue *testDelayQueue) {
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val, ok := queue.priorityQueue.Dequeue()
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require.True(t, ok)
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require.Equal(t, 1, val.value)
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},
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timeout: 10,
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value: 1,
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wantOk: true,
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},
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{
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name: "enqueue active element to full queue",
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queue: newTestDelayQueue(1),
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before: func(t *testing.T, queue *testDelayQueue) {
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mustEnqueue(1, 60)(t, queue)
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},
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timeout: 40,
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delay: 20,
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wantOk: false,
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},
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{
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name: "enqueue inactive element to full queue",
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queue: newTestDelayQueue(1),
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before: mustEnqueue(1, 60),
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timeout: 20,
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delay: 40,
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wantOk: false,
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},
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{
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name: "enqueue to full queue while dequeue valid element",
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queue: newTestDelayQueue(1),
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before: mustEnqueue(1, 60),
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while: func(t *testing.T, queue *testDelayQueue) {
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_, ok := queue.Dequeue(context.Background())
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require.True(t, ok)
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},
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timeout: 80,
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wantOk: true,
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},
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{
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name: "enqueue active element to full queue while dequeue invalid element",
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queue: newTestDelayQueue(1),
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before: mustEnqueue(1, 60),
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while: func(t *testing.T, queue *testDelayQueue) {
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elm, ok := queue.Dequeue(context.Background())
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require.True(t, ok)
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require.Equal(t, 2, elm.value)
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},
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timeout: 40,
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value: 2,
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delay: 20,
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wantOk: true,
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},
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{
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name: "enqueue inactive element to full queue while dequeue invalid element",
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queue: newTestDelayQueue(1),
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before: mustEnqueue(1, 60),
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while: func(t *testing.T, queue *testDelayQueue) {
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_, ok := queue.Dequeue(context.Background())
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require.True(t, ok)
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},
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timeout: 20,
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delay: 40,
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wantOk: false,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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ctx, cancel := context.WithTimeout(context.Background(),
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time.Millisecond*time.Duration(tt.timeout))
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defer cancel()
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if tt.before != nil {
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tt.before(t, tt.queue)
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}
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if tt.while != nil {
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go tt.while(t, tt.queue)
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}
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ok := tt.queue.Enqueue(ctx, newTestElm(tt.value, tt.delay))
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require.Equal(t, tt.wantOk, ok)
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})
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}
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}
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func TestDelayQueue_Dequeue(t *testing.T) {
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type testCase[R int, T Delayable] struct {
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name string
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queue *DelayQueue[T]
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before func(t *testing.T, queue *DelayQueue[T])
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while func(t *testing.T, queue *DelayQueue[T])
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timeout int64
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wantVal int
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wantOk bool
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}
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tests := []testCase[int, *delayElement]{
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{
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name: "dequeue from empty queue",
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queue: newTestDelayQueue(1),
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timeout: 20,
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wantOk: false,
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},
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{
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name: "dequeue new active element from empty queue",
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queue: newTestDelayQueue(1),
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while: mustEnqueue(1, 20),
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timeout: 4000,
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wantVal: 1,
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wantOk: true,
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},
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{
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name: "dequeue new inactive element from empty queue",
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queue: newTestDelayQueue(1),
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while: mustEnqueue(1, 60),
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timeout: 20,
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wantOk: false,
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},
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{
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name: "dequeue active element from full queue",
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queue: newTestDelayQueue(1),
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before: mustEnqueue(1, 60),
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timeout: 80,
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wantVal: 1,
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wantOk: true,
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},
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{
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name: "dequeue inactive element from full queue",
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queue: newTestDelayQueue(1),
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before: mustEnqueue(1, 60),
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timeout: 20,
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wantOk: false,
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},
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{
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name: "dequeue new active element from full queue",
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queue: newTestDelayQueue(1),
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before: mustEnqueue(1, 60),
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while: mustEnqueue(2, 40),
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timeout: 80,
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wantVal: 2,
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wantOk: true,
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},
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{
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name: "dequeue new inactive element from full queue",
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queue: newTestDelayQueue(1),
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before: mustEnqueue(1, 60),
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while: mustEnqueue(2, 40),
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timeout: 20,
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wantOk: false,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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ctx, cancel := context.WithTimeout(context.Background(),
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time.Millisecond*time.Duration(tt.timeout))
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defer cancel()
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if tt.before != nil {
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tt.before(t, tt.queue)
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}
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if tt.while != nil {
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go tt.while(t, tt.queue)
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}
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got, ok := tt.queue.Dequeue(ctx)
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require.Equal(t, tt.wantOk, ok)
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if !ok {
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return
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}
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require.Equal(t, tt.wantVal, got.value)
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})
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}
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}
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func TestDelayQueue(t *testing.T) {
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const delay = 1000
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const timeout = 1000
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const capacity = 100
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const count = 100
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var wg sync.WaitGroup
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var (
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enqueueSeq atomic.Int32
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dequeueSeq atomic.Int32
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checksum atomic.Int64
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)
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queue := newTestDelayQueue(capacity)
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procs := runtime.GOMAXPROCS(0)
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wg.Add(procs)
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for i := 0; i < procs; i++ {
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go func(i int) {
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defer wg.Done()
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for {
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ctx, cancel := context.WithTimeout(context.Background(), time.Millisecond*timeout)
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if i%2 == 0 {
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if seq := int(enqueueSeq.Add(1)); seq <= count {
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for ctx.Err() == nil {
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if ok := queue.Enqueue(ctx, newTestElm(seq, int64(rand.Intn(delay)))); ok {
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break
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}
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}
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} else {
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cancel()
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return
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}
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} else {
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if seq := int(dequeueSeq.Add(1)); seq > count {
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cancel()
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return
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}
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for ctx.Err() == nil {
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if elm, ok := queue.Dequeue(ctx); ok {
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require.Less(t, elm.GetDeadline().Sub(time.Now()), minTimerDelay)
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checksum.Add(int64(elm.value))
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break
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}
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}
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}
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cancel()
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}
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}(i)
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}
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wg.Wait()
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assert.Zero(t, queue.priorityQueue.Len())
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assert.Equal(t, int64((1+count)*count/2), checksum.Load())
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}
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func BenchmarkDelayQueueV3(b *testing.B) {
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const delay = 0
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const capacity = 100
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b.Run("enqueue", func(b *testing.B) {
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queue := newTestDelayQueue(b.N)
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b.ReportAllocs()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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_ = queue.Enqueue(context.Background(), newTestElm(1, delay))
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}
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})
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b.Run("parallel to enqueue", func(b *testing.B) {
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queue := newTestDelayQueue(b.N)
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b.ReportAllocs()
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b.ResetTimer()
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b.RunParallel(func(pb *testing.PB) {
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for pb.Next() {
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_ = queue.Enqueue(context.Background(), newTestElm(1, delay))
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}
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})
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})
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b.Run("dequeue", func(b *testing.B) {
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queue := newTestDelayQueue(b.N)
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for i := 0; i < b.N; i++ {
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require.True(b, queue.Enqueue(context.Background(), newTestElm(1, delay)))
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}
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time.Sleep(time.Millisecond * delay)
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b.ReportAllocs()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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_, _ = queue.Dequeue(context.Background())
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}
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})
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b.Run("parallel to dequeue", func(b *testing.B) {
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queue := newTestDelayQueue(b.N)
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for i := 0; i < b.N; i++ {
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require.True(b, queue.Enqueue(context.Background(), newTestElm(1, delay)))
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}
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time.Sleep(time.Millisecond * delay)
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b.ReportAllocs()
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b.ResetTimer()
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b.RunParallel(func(pb *testing.PB) {
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for pb.Next() {
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_, _ = queue.Dequeue(context.Background())
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}
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})
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})
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b.Run("parallel to dequeue while enqueue", func(b *testing.B) {
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queue := newTestDelayQueue(capacity)
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go func() {
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for i := 0; i < b.N; i++ {
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_ = queue.Enqueue(context.Background(), newTestElm(i, delay))
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}
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}()
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b.ReportAllocs()
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b.ResetTimer()
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b.RunParallel(func(pb *testing.PB) {
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for pb.Next() {
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_, _ = queue.Dequeue(context.Background())
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}
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})
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})
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b.Run("parallel to enqueue while dequeue", func(b *testing.B) {
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queue := newTestDelayQueue(capacity)
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go func() {
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for i := 0; i < b.N; i++ {
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_, _ = queue.Dequeue(context.Background())
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}
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}()
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b.ReportAllocs()
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b.ResetTimer()
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b.RunParallel(func(pb *testing.PB) {
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for pb.Next() {
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_ = queue.Enqueue(context.Background(), newTestElm(1, delay))
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}
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})
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})
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b.Run("parallel to enqueue and dequeue", func(b *testing.B) {
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var wg sync.WaitGroup
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var (
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enqueueSeq atomic.Int32
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dequeueSeq atomic.Int32
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)
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queue := newTestDelayQueue(capacity)
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b.ReportAllocs()
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b.ResetTimer()
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procs := runtime.GOMAXPROCS(0)
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wg.Add(procs)
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for i := 0; i < procs; i++ {
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go func(i int) {
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defer wg.Done()
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for {
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if i%2 == 0 {
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if seq := int(enqueueSeq.Add(1)); seq <= b.N {
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for {
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if ok := queue.Enqueue(context.Background(), newTestElm(seq, delay)); ok {
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break
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}
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}
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} else {
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return
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}
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} else {
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if seq := int(dequeueSeq.Add(1)); seq > b.N {
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return
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}
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for {
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if _, ok := queue.Dequeue(context.Background()); ok {
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break
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}
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}
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}
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}
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}(i)
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}
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wg.Wait()
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})
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}
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