74 lines
1.9 KiB
Go
74 lines
1.9 KiB
Go
// Copyright 2023 PingCAP, 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 proto
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import (
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"math/rand"
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"sync"
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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 TestSubtaskIsDone(t *testing.T) {
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cases := []struct {
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state SubtaskState
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done bool
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}{
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{SubtaskStatePending, false},
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{SubtaskStateRunning, false},
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{SubtaskStateSucceed, true},
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{SubtaskStateFailed, true},
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{SubtaskStatePaused, false},
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{SubtaskStateCanceled, true},
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}
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for _, c := range cases {
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require.Equal(t, c.done, (&Subtask{SubtaskBase: SubtaskBase{State: c.state}}).IsDone())
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}
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}
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func TestAllocatable(t *testing.T) {
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allocatable := NewAllocatable(123456)
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require.Equal(t, int64(123456), allocatable.Capacity())
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require.Equal(t, int64(0), allocatable.Used())
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require.False(t, allocatable.Alloc(123457))
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require.Equal(t, int64(0), allocatable.Used())
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require.True(t, allocatable.Alloc(123))
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require.Equal(t, int64(123), allocatable.Used())
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allocatable.Free(123)
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require.Equal(t, int64(0), allocatable.Used())
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var wg sync.WaitGroup
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for i := range 10 {
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wg.Add(1)
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go func() {
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defer wg.Done()
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seed := time.Now().UnixNano()
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t.Logf("routine: %d, seed: %d", i, seed)
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rand.New(rand.NewSource(seed))
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for range 10000 {
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n := rand.Int63n(1000)
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if allocatable.Alloc(n) {
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allocatable.Free(n)
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}
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}
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}()
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}
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wg.Wait()
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require.Equal(t, int64(0), allocatable.Used())
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}
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