package domain_test

import (
	"errors"
	"testing"

	"cmbuyer/admin/internal/domain"
)

func TestPurchaseAttemptTransitions(t *testing.T) {
	for _, test := range []struct {
		current domain.AttemptStatus
		next    domain.AttemptStatus
		allowed bool
	}{
		{domain.AttemptStatusClaimed, domain.AttemptStatusOrdering, true},
		{domain.AttemptStatusOrdering, domain.AttemptStatusFenced, true},
		{domain.AttemptStatusOrdering, domain.AttemptStatusFailed, true},
		{domain.AttemptStatusFenced, domain.AttemptStatusOrdering, false},
		{domain.AttemptStatusFenced, domain.AttemptStatusAbandoned, false},
		{domain.AttemptStatus("UNKNOWN"), domain.AttemptStatusOrdering, false},
	} {
		got, err := domain.TransitionAttempt(test.current, test.next)
		if test.allowed {
			if err != nil || got != test.next {
				t.Fatalf("TransitionAttempt(%s, %s) = (%s, %v)", test.current, test.next, got, err)
			}
			continue
		}
		if !errors.Is(err, domain.ErrInvalidAttemptTransition) || got != test.current {
			t.Fatalf("invalid TransitionAttempt(%s, %s) = (%s, %v)", test.current, test.next, got, err)
		}
	}
}