package unpack

import (
	"testing"

	"edge-infra.dev/pkg/f8n/warehouse/oci/layer"
)

func TestOptions(t *testing.T) {
	tcs := map[string]struct {
		input []Option
		valid bool
	}{
		"WithInfraNamespace without infra layer": {
			[]Option{WithInfraNamespace("foo")},
			false,
		},
		"WithInfraNamespace and ForLayerKeys": {
			[]Option{WithInfraNamespace("foo"), ForLayerKeys(layer.Infra.String())},
			true,
		},
		"WithInfraNamespace and ForLayerTypes": {
			[]Option{WithInfraNamespace("foo"), ForLayerTypes(layer.Infra)},
			true,
		},
		"ForLayerKeys and ForLayerTypes are mutually exclusive": {
			[]Option{ForLayerKeys("prometheus", "runtime"), ForLayerTypes("runtime")},
			false,
		},
	}

	for name, tc := range tcs {
		t.Run(name, func(t *testing.T) {
			_, err := makeOptions(tc.input...)

			switch {
			case tc.valid && err != nil:
				t.Error("unexpected error", err)
			case !tc.valid && err == nil:
				t.Error("expected an error")
			}
		})
	}
}