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: userfiletable_test.go
    path of file: ./repos/cockroach/pkg/cli
    
    the code of the file until where you have to start completion: // Copyright 2020 The Cockroach Authors.
//
// Use of this software is governed by the Business Source License
// included in the file licenses/BSL.txt.
//
// As of the Change Date specified in that file, in accordance with
// the Business Source License, use of this software will be governed
// by the Apache License, Version 2.0, included in the file
// licenses/APL.txt.

package cli

import (
	"bytes"
	"context"
	"fmt"
	"io"
	"net/url"
	"os"
	"path/filepath"
	"sort"
	"strings"
	"testing"

	"github.com/cockroachdb/cockroach/pkg/cloud"
	"github.com/cockroachdb/cockroach/pkg/security/username"
	"github.com/cockroachdb/cockroach/pkg/sql"
	"github.com/cockroachdb/cockroach/pkg/testutils"
	"github.com/cockroachdb/cockroach/pkg/testutils/sqlutils"
	"github.com/cockroachdb/cockroach/pkg/util/ioctx"
	"github.com/cockroachdb/cockroach/pkg/util/leaktest"
	"github.com/cockroachdb/cockroach/pkg/util/randutil"
	"github.com/cockroachdb/errors"
	"github.com/stretchr/testify/require"
)

func Example_userfile_upload() {
	c := NewCLITest(TestCLIParams{})
	defer c.Cleanup()

	file, cleanUp := createTestFile("test.csv", "content")
	defer cleanUp()

	c.Run(fmt.Sprintf("userfile upload %s /test/file1.csv", file))
	c.Run(fmt.Sprintf("userfile upload %s test/file2.csv", file))
	c.Run(fmt.Sprintf("userfile upload %s file2.csv", file))
	c.Run(fmt.Sprintf("userfile upload %s /test/file1.csv", file))
	// User passes no destination so we use the basename of the source as the
	// filename.
	c.Run(fmt.Sprintf("userfile upload %s", file))
	c.Run(fmt.Sprintf("userfile upload %s /test/../../file1.csv", file))
	c.Run(fmt.Sprintf("userfile upload %s /test/./file1.csv", file))
	c.Run(fmt.Sprintf("userfile upload %s test/file1.csv", file))
	c.Run("userfile upload notexist.csv /test/file1.csv")
	c.Run(fmt.Sprintf("userfile upload %s /test/À.csv", file))
	// Test fully qualified URI specifying db.schema.tablename_prefix.
	c.Run(fmt.Sprintf("userfile upload %s userfile://defaultdb.public.foo/test/file1.csv", file))
	// Test URI with no db.schema.tablename_prefix.
	c.Run(fmt.Sprintf("userfile upload %s userfile:///test/file3.csv", file))

	// Output:
	// userfile upload test.csv /test/file1.csv
	// successfully uploaded to userfile://defaultdb.public.user
    
func Example_userfile_upload() {
	c := NewCLITest(TestCLIParams{})
	defer c.Cleanup()

	file, cleanUp := createTestFile("test.csv", "content")
	defer cleanUp()

	c.Run(fmt.Sprintf("userfile upload %s /test/file1.csv", file))
	c.Run(fmt.Sprintf("userfile upload %s test/file2.csv", file))
	c.Run(fmt.Sprintf("userfile upload %s file2.csv", file))
	c.Run(fmt.Sprintf("userfile upload %s /test/file1.csv", file))
	// User passes no destination so we use the basename of the source as the
	// filename.
	c.Run(fmt.Sprintf("userfile upload %s", file))
	c.Run(fmt.Sprintf("userfile upload %s /test/../../file1.csv", file))
	c.Run(fmt.Sprintf("userfile upload %s /test/./file1.csv", file))
	c.Run(fmt.Sprintf("userfile upload %s test/file1.csv", file))
	c.Run("userfile upload notexist.csv /test/file1.csv")
	c.Run(fmt.Sprintf("userfile upload %s /test/À.csv", file))
	// Test fully qualified URI specifying db.schema.tablename_prefix.
	c.Run(fmt.Sprintf("userfile upload %s userfile://defaultdb.public.foo/test/file1.csv", file))
	// Test URI with no db.schema.tablename_prefix.
	c.Run(fmt.Sprintf("userfile upload %s userfile:///test/file3.csv", file))

	// Output:
	// userfile upload test.csv /test/file1.csv
	// successfully uploaded to userfile://defaultdb.public.userfiles_root/test/file1.csv
	// userfile upload test.csv test/file2.csv
	// successfully uploaded to userfile://defaultdb.public.userfiles_root/test/file2.csv
	// userfile upload test.csv file2.csv
	// successfully uploaded to userfile://defaultdb.public.userfiles_root/file2.csv
	// userfile upload test.csv /test/file1.csv
	// ERROR: destination file already exists for /test/file1.csv
	// userfile upload test.csv
	// successfully uploaded to userfile://defaultdb.public.userfiles_root/test-temp-prefix-test.csv
	// userfile upload test.csv /test/../../file1.csv
	// ERROR: path /test/../../file1.csv changes after normalization to /file1.csv. userfile upload does not permit such path constructs
	// userfile upload test.csv /test/./file1.csv
	// ERROR: path /test/./file1.csv changes after normalization to /test/file1.csv. userfile upload does not permit such path constructs
	// userfile upload test.csv test/file1.csv
	// ERROR: destination file already exists for /test/file1.csv
	// userfile upload notexist.csv /test/file1.csv
	// ERROR: open notexist.csv: no such file or directory
	// userfile upload test.csv /test/À.csv
	// successfully uploaded to userfile://defaultdb.public.userfiles_root/test/À.csv
	// userfile upload test.csv userfile://defaultdb.public.foo/test/file1.csv
	// successfully uploaded to userfile://defaultdb.public.foo/test/file1.csv
	// userfile upload test.csv userfile:///test/file3.csv
	// successfully uploaded to userfile://defaultdb.public.userfiles_root/test/file3.csv
}