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cat: extract parameter validation and add a test

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This commit is contained in:
Michael Eischer 2023-08-13 19:17:46 +02:00
parent 705556f134
commit fe54912a46
2 changed files with 48 additions and 12 deletions
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30
cmd/restic/cmd_cat.go
View File

@ -13,8 +13,6 @@ import (
"github.com/restic/restic/internal/restic"
)
var allowedCmds = []string{"config", "index", "snapshot", "key", "masterkey", "lock", "pack", "blob", "tree"}
var cmdCat = &cobra.Command{
Use: "cat [flags] [masterkey|config|pack ID|blob ID|snapshot ID|index ID|key ID|lock ID|tree snapshot:subfolder]",
Short: "Print internal objects to stdout",
@ -36,21 +34,21 @@ func init() {
cmdRoot.AddCommand(cmdCat)
}
func validateParam(param string) bool {
for _, v := range allowedCmds {
if v == param {
return true
}
}
return false
}
func validateCatArgs(args []string) error {
var allowedCmds = []string{"config", "index", "snapshot", "key", "masterkey", "lock", "pack", "blob", "tree"}
func runCat(ctx context.Context, gopts GlobalOptions, args []string) error {
if len(args) < 1 {
return errors.Fatal("type not specified")
}
if ok := validateParam(args[0]); !ok {
validType := false
for _, v := range allowedCmds {
if v == args[0] {
validType = true
break
}
}
if !validType {
return errors.Fatalf("invalid type %q, must be one of [%s]", args[0], strings.Join(allowedCmds, "|"))
}
@ -58,6 +56,14 @@ func runCat(ctx context.Context, gopts GlobalOptions, args []string) error {
return errors.Fatal("ID not specified")
}
return nil
}
func runCat(ctx context.Context, gopts GlobalOptions, args []string) error {
if err := validateCatArgs(args); err != nil {
return err
}
repo, err := OpenRepository(ctx, gopts)
if err != nil {
return err

30
cmd/restic/cmd_cat_test.go Normal file
View File

@ -0,0 +1,30 @@
package main
import (
"strings"
"testing"
rtest "github.com/restic/restic/internal/test"
)
func TestCatArgsValidation(t *testing.T) {
for _, test := range []struct {
args []string
err string
}{
{[]string{}, "Fatal: type not specified"},
{[]string{"masterkey"}, ""},
{[]string{"invalid"}, `Fatal: invalid type "invalid"`},
{[]string{"snapshot"}, "Fatal: ID not specified"},
{[]string{"snapshot", "12345678"}, ""},
} {
t.Run("", func(t *testing.T) {
err := validateCatArgs(test.args)
if test.err == "" {
rtest.Assert(t, err == nil, "unexpected error %q", err)
} else {
rtest.Assert(t, strings.Contains(err.Error(), test.err), "unexpected error expected %q to contain %q", err, test.err)
}
})
}
}