You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
103 lines
2.7 KiB
103 lines
2.7 KiB
/*
|
|
* Minio Cloud Storage, (C) 2016 Minio, Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package cmd
|
|
|
|
import (
|
|
"testing"
|
|
"time"
|
|
)
|
|
|
|
// Test if tree walker go-routine is removed from the pool after timeout
|
|
// and that is available in the pool before the timeout.
|
|
func TestTreeWalkPoolBasic(t *testing.T) {
|
|
// Create a treeWalkPool
|
|
tw := newTreeWalkPool(1 * time.Second)
|
|
|
|
// Create sample params
|
|
params := listParams{
|
|
bucket: "test-bucket",
|
|
}
|
|
|
|
// Add a treeWalk to the pool
|
|
resultCh := make(chan treeWalkResult)
|
|
endWalkCh := make(chan struct{})
|
|
tw.Set(params, resultCh, endWalkCh)
|
|
|
|
// Wait for treeWalkPool timeout to happen
|
|
<-time.After(2 * time.Second)
|
|
if c1, _ := tw.Release(params); c1 != nil {
|
|
t.Error("treeWalk go-routine must have been freed")
|
|
}
|
|
|
|
// Add the treeWalk back to the pool
|
|
tw.Set(params, resultCh, endWalkCh)
|
|
|
|
// Release the treeWalk before timeout
|
|
select {
|
|
case <-time.After(1 * time.Second):
|
|
break
|
|
default:
|
|
if c1, _ := tw.Release(params); c1 == nil {
|
|
t.Error("treeWalk go-routine got freed before timeout")
|
|
}
|
|
}
|
|
}
|
|
|
|
// Test if multiple tree walkers for the same listParams are managed as expected by the pool.
|
|
func TestManyWalksSameParam(t *testing.T) {
|
|
// Create a treeWalkPool.
|
|
tw := newTreeWalkPool(5 * time.Second)
|
|
|
|
// Create sample params.
|
|
params := listParams{
|
|
bucket: "test-bucket",
|
|
}
|
|
|
|
select {
|
|
// This timeout is an upper-bound. This is started
|
|
// before the first treeWalk go-routine's timeout period starts.
|
|
case <-time.After(5 * time.Second):
|
|
break
|
|
default:
|
|
// Create many treeWalk go-routines for the same params.
|
|
for i := 0; i < 10; i++ {
|
|
resultCh := make(chan treeWalkResult)
|
|
endWalkCh := make(chan struct{})
|
|
tw.Set(params, resultCh, endWalkCh)
|
|
}
|
|
|
|
tw.lock.Lock()
|
|
if walks, ok := tw.pool[params]; ok {
|
|
if len(walks) != 10 {
|
|
t.Error("There aren't as many walks as were Set")
|
|
}
|
|
}
|
|
tw.lock.Unlock()
|
|
for i := 0; i < 10; i++ {
|
|
tw.lock.Lock()
|
|
if walks, ok := tw.pool[params]; ok {
|
|
// Before ith Release we should have 10-i treeWalk go-routines.
|
|
if 10-i != len(walks) {
|
|
t.Error("There aren't as many walks as were Set")
|
|
}
|
|
}
|
|
tw.lock.Unlock()
|
|
tw.Release(params)
|
|
}
|
|
}
|
|
|
|
}
|
|
|