github.com/bytedance/mockey@v1.2.10/internal/tool/goroutine_test.go (about)

     1  /*
     2   * Copyright 2022 ByteDance Inc.
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   *     http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  
    17  package tool
    18  
    19  import (
    20  	"bytes"
    21  	"runtime"
    22  	"strconv"
    23  	"testing"
    24  
    25  	"github.com/smartystreets/goconvey/convey"
    26  )
    27  
    28  func TestGetGoroutineID(t *testing.T) {
    29  	getSlow := func() int64 {
    30  		b := make([]byte, 64)
    31  		b = b[:runtime.Stack(b, false)]
    32  		b = bytes.TrimPrefix(b, []byte("goroutine "))
    33  		b = b[:bytes.IndexByte(b, ' ')]
    34  		n, _ := strconv.ParseInt(string(b), 10, 64)
    35  		return n
    36  	}
    37  	convey.Convey("TestGetGoroutineID", t, func() {
    38  		gid1 := GetGoroutineID()
    39  		gid2 := getSlow()
    40  		convey.So(gid1, convey.ShouldEqual, gid2)
    41  	})
    42  }