package eagateway

import (
	"flag"
	"testing"

	"github.com/peterbourgon/ff/v3"
	"github.com/stretchr/testify/assert"
)

func TestBindConfigFlagsAuthService(t *testing.T) {
	EnvUserServiceHost := "EA_AUTH_SERVICE_HOST"

	tests := map[string]struct {
		val      string
		expected string
	}{
		"Set AuthService Env": {
			val:      "test",
			expected: "test",
		},
		"Unset AuthServiceEnv Env": {
			val:      "",
			expected: defaultAuthServiceHost,
		},
	}

	for name, tc := range tests {
		t.Run(name, func(t *testing.T) {
			t.Setenv(EnvUserServiceHost, tc.val)
			config := Config{}
			flags := flag.NewFlagSet("test", flag.ExitOnError)
			config.BindFlags(flags)
			err := ff.Parse(flags, []string{}, ff.WithEnvVarNoPrefix(), ff.WithIgnoreUndefined(true))
			assert.NoError(t, err)
			assert.Equal(t, tc.expected, config.AuthServiceHost)
		})
	}
}