package libnetwork import ( "testing" cerrdefs "github.com/containerd/errdefs" "github.com/moby/moby/v2/daemon/libnetwork/types" "gotest.tools/v3/assert" is "gotest.tools/v3/assert/cmp" ) func TestErrorInterfaces(t *testing.T) { maskableErrorList := []error{ManagerRedirectError("")} for _, err := range maskableErrorList { switch u := err.(type) { case types.MaskableError: default: t.Errorf("Failed to detect err %v is of type MaskableError. Got type: %T", err, u) } } notFoundErrorList := []error{ErrNoSuchNetwork("")} for _, err := range notFoundErrorList { assert.Check(t, is.ErrorType(err, cerrdefs.IsNotFound)) } forbiddenErrorList := []error{&ActiveContainerError{}} for _, err := range forbiddenErrorList { assert.Check(t, is.ErrorType(err, cerrdefs.IsPermissionDenied)) } }