package checks

import (
	"testing"

	"github.com/stretchr/testify/assert"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)

func TestGetNamespace(t *testing.T) {
	tests := []struct {
		name        string
		input       string
		expected    string
		expectedErr string
	}{
		{
			name:     "empty stack ID",
			input:    "",
			expected: metav1.NamespaceDefault,
		},
		{
			name:     "valid stack ID",
			input:    "1234567890",
			expected: "stacks-1234567890",
		},
		{
			name:        "invalid stack ID",
			input:       "invalid",
			expected:    "",
			expectedErr: "invalid stack id: invalid",
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			result, err := GetNamespace(tt.input)
			if tt.expectedErr != "" {
				assert.EqualError(t, err, tt.expectedErr)
			} else {
				assert.NoError(t, err)
			}
			assert.Equal(t, tt.expected, result)
		})
	}
}