testmain_test.go

/*
 * Copyright 2021 ByteDance 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 issue_test

import (
    `os`
    `runtime`
    `runtime/debug`
    `testing`
    `time`
)

var debugAsyncGC = os.Getenv("SONIC_NO_ASYNC_GC") == ""

func TestMain(m *testing.M) {
    go func ()  {
        if !debugAsyncGC {
            return 
        }
        println("Begin GC looping...")
        for {
            runtime.GC()
            debug.FreeOSMemory() 
        }
    }()
    time.Sleep(time.Millisecond)
    m.Run()
}