package register

import (
	"reflect"
	"strings"
	"testing"

	"gitea.maximumdirect.net/eric/notarius/internal/framework/pipeline"
)

func TestRegisterAddsSeriatimFamily(t *testing.T) {
	registries := pipeline.Registries{Inputs: pipeline.NewInputAdapterRegistry()}
	if err := Register(registries, nil); err != nil {
		t.Fatalf("Register() error = %v, want nil", err)
	}
	if got, want := registries.Inputs.RegisteredKeys(), []string{"seriatim"}; !reflect.DeepEqual(got, want) {
		t.Fatalf("input keys = %#v, want %#v", got, want)
	}
}

func TestRegisterRejectsNilInputRegistry(t *testing.T) {
	err := Register(pipeline.Registries{}, nil)
	if err == nil || !strings.Contains(err.Error(), "input registry must not be nil") {
		t.Fatalf("Register() error = %v, want nil input registry error", err)
	}
}

func TestRegisterReportsDuplicateSeriatimRegistration(t *testing.T) {
	registries := pipeline.Registries{Inputs: pipeline.NewInputAdapterRegistry()}
	if err := Register(registries, nil); err != nil {
		t.Fatalf("first Register() error = %v, want nil", err)
	}
	err := Register(registries, nil)
	if err == nil || !strings.Contains(err.Error(), "register transcript input") || !strings.Contains(err.Error(), "already registered") {
		t.Fatalf("second Register() error = %v, want contextual duplicate error", err)
	}
}