package appmode_test

import (
	"testing"

	"gitea.dwysokinski.me/twhelp/sessions/cmd/sessions/internal/appmode"
	"github.com/stretchr/testify/assert"
)

// t.Setenv cannot be used in parallel tests.
//
//nolint:tparallel
func TestParse(t *testing.T) {
	t.Parallel()

	tests := []struct {
		name   string
		input  string
		output string
		err    error
	}{
		{
			name:   "OK: default",
			output: appmode.Development,
		},
		{
			name:   "OK: development",
			input:  "development",
			output: appmode.Development,
		},
		{
			name:   "OK: production",
			input:  "production",
			output: appmode.Production,
		},
		{
			name:  "ERR: unsupported app mode",
			input: "production2",
			err:   appmode.ErrUnsupported,
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			if tt.input != "" {
				t.Setenv("APP_MODE", tt.input)
			}

			res, err := appmode.Parse()
			assert.ErrorIs(t, err, tt.err)
			assert.Equal(t, tt.output, res)
		})
	}
}