75 lines
2.0 KiB
Go
75 lines
2.0 KiB
Go
// Copyright 2023 LiveKit, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// 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 utils
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import (
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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)
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func debugTimeoutQueueItems[T any](q *TimeoutQueue[T]) []T {
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var items []T
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for i := q.head; i != nil; i = i.next {
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items = append(items, i.Value)
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}
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return items
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}
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func TestTimeoutQueue(t *testing.T) {
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t.Run("queue order matches insert order", func(t *testing.T) {
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t.Parallel()
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var q TimeoutQueue[int]
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for i := 0; i < 5; i++ {
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q.Reset(&TimeoutQueueItem[int]{Value: i})
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}
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require.EqualValues(t, []int{0, 1, 2, 3, 4}, debugTimeoutQueueItems(&q))
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})
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t.Run("reset items do not affect order of other entries", func(t *testing.T) {
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t.Parallel()
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var q TimeoutQueue[int]
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var its []*TimeoutQueueItem[int]
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for i := 0; i < 5; i++ {
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it := &TimeoutQueueItem[int]{Value: i}
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its = append(its, it)
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q.Reset(it)
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}
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q.Reset(its[1])
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require.EqualValues(t, []int{0, 2, 3, 4, 1}, debugTimeoutQueueItems(&q))
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q.Reset(its[3])
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require.EqualValues(t, []int{0, 2, 4, 1, 3}, debugTimeoutQueueItems(&q))
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q.Reset(its[2])
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require.EqualValues(t, []int{0, 4, 1, 3, 2}, debugTimeoutQueueItems(&q))
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})
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t.Run("popBefore removes items", func(t *testing.T) {
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t.Parallel()
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var q TimeoutQueue[int]
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for i := 0; i < 5; i++ {
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it := &TimeoutQueueItem[int]{Value: i}
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q.Reset(it)
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}
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ts := time.Now()
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q.popBefore(ts, true)
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require.EqualValues(t, []int{1, 2, 3, 4}, debugTimeoutQueueItems(&q))
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q.popBefore(ts, true)
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require.EqualValues(t, []int{2, 3, 4}, debugTimeoutQueueItems(&q))
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})
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}
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