You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: cpu_quota_linux_test.go
    path of file: ./repos/automaxprocs/internal/runtime
    
    the code of the file until where you have to start completion: // Copyright (c) 2022 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

//go:build linux
// +build linux

package runtime

import (
	"errors"
	"fmt"
	"math"
	"testing"

	"github.com/prashantv/gostub"
	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
	"go.uber.org/automaxprocs/internal/cgroups"
)

func TestNewQueryer(t *testing.T) {
	t.Run("use v2", func(t *testing.T) {
		stubs := newStubs(t)

		c2 := new(cgroups.CGroups2)
		stubs.StubFunc(&_newCgroups2, c2, nil)

		got, err := newQueryer()
		require.NoError(t, err)
		assert.Same(t, c2, got)
	})

	t.Run("v2 error", func(t *testing.T) {
		stubs := newStubs(t)

		giveErr := errors.New("great sadness")
		stubs.StubFunc(&_newCgroups2, nil, giveErr)

		_, err := newQueryer()
		assert.ErrorIs(t, err, 
    
func TestNewQueryer(t *testing.T) {
	t.Run("use v2", func(t *testing.T) {
		stubs := newStubs(t)

		c2 := new(cgroups.CGroups2)
		stubs.StubFunc(&_newCgroups2, c2, nil)

		got, err := newQueryer()
		require.NoError(t, err)
		assert.Same(t, c2, got)
	})

	t.Run("v2 error", func(t *testing.T) {
		stubs := newStubs(t)

		giveErr := errors.New("great sadness")
		stubs.StubFunc(&_newCgroups2, nil, giveErr)

		_, err := newQueryer()
		assert.ErrorIs(t, err, giveErr)
	})

	t.Run("use v1", func(t *testing.T) {
		stubs := newStubs(t)

		stubs.StubFunc(&_newCgroups2, nil,
			fmt.Errorf("not v2: %w", cgroups.ErrNotV2))

		c1 := make(cgroups.CGroups)
		stubs.StubFunc(&_newCgroups, c1, nil)

		got, err := newQueryer()
		require.NoError(t, err)
		assert.IsType(t, c1, got, "must be a v1 cgroup")
	})

	t.Run("v1 error", func(t *testing.T) {
		stubs := newStubs(t)

		stubs.StubFunc(&_newCgroups2, nil, cgroups.ErrNotV2)

		giveErr := errors.New("great sadness")
		stubs.StubFunc(&_newCgroups, nil, giveErr)

		_, err := newQueryer()
		assert.ErrorIs(t, err, giveErr)
	})

	t.Run("round quota with a nil round function", func(t *testing.T) {
		stubs := newStubs(t)

		q := testQueryer{v: 2.7}
		stubs.StubFunc(&_newQueryer, q, nil)

		// If round function is nil, CPUQuotaToGOMAXPROCS uses DefaultRoundFunc, which rounds down the value
		got, _, err := CPUQuotaToGOMAXPROCS(0, nil)
		require.NoError(t, err)
		assert.Equal(t, 2, got)
	})

	t.Run("round quota with ceil", func(t *testing.T) {
		stubs := newStubs(t)

		q := testQueryer{v: 2.7}
		stubs.StubFunc(&_newQueryer, q, nil)

		got, _, err := CPUQuotaToGOMAXPROCS(0, func(v float64) int { return int(math.Ceil(v)) })
		require.NoError(t, err)
		assert.Equal(t, 3, got)
	})

	t.Run("round quota with floor", func(t *testing.T) {
		stubs := newStubs(t)

		q := testQueryer{v: 2.7}
		stubs.StubFunc(&_newQueryer, q, nil)

		got, _, err := CPUQuotaToGOMAXPROCS(0, func(v float64) int { return int(math.Floor(v)) })
		require.NoError(t, err)
		assert.Equal(t, 2, got)
	})
}