restic/internal/feature/testing.go
2024-03-09 17:29:52 +01:00

29 lines
594 B
Go

package feature
import (
"fmt"
"testing"
)
// TestSetFlag temporarily sets a feature flag to the given value until the
// returned function is called.
//
// Usage
// ```
// defer TestSetFlag(t, features.Flags, features.ExampleFlag, true)()
// ```
func TestSetFlag(t *testing.T, f *FlagSet, flag FlagName, value bool) func() {
current := f.Enabled(flag)
if err := f.Apply(fmt.Sprintf("%s=%v", flag, value)); err != nil {
// not reachable
panic(err)
}
return func() {
if err := f.Apply(fmt.Sprintf("%s=%v", flag, current)); err != nil {
// not reachable
panic(err)
}
}
}