mirror of https://github.com/tikv/client-go.git
50 lines
1.1 KiB
Go
50 lines
1.1 KiB
Go
// Copyright 2023 TiKV Authors
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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 client
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import (
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"testing"
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"github.com/stretchr/testify/require"
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)
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type FakeItem struct {
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pri int
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value int
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}
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func (f *FakeItem) priority() int {
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return f.pri
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}
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func TestPriority(t *testing.T) {
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re := require.New(t)
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pq := NewPriorityQueue()
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for i := 1; i <= 5; i++ {
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pq.Push(&FakeItem{value: i, pri: i})
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}
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re.Equal(5, pq.Len())
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arr := pq.All()
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re.Len(arr, 5)
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pq.Reset()
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re.Equal(0, pq.Len())
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for i := 1; i <= 5; i++ {
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pq.Push(&FakeItem{value: i, pri: i})
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}
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for i := pq.Len(); i > 0; i-- {
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re.Equal(i, pq.Pop().(*FakeItem).value)
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}
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}
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