package fwh_mqtt

import (
	"context"
	"fwh-toolbox-server/config"
	"fwh-toolbox-server/dto"
	"testing"
)

func TestParseEnv(t *testing.T) {
	cases := []struct {
		in      string
		want    Env
		wantErr bool
	}{
		{"", EnvProd, false},
		{"prod", EnvProd, false},
		{"test", EnvTest, false},
		{"TEST", "", true},
		{"dev", "", true},
	}
	for _, c := range cases {
		got, err := ParseEnv(c.in)
		if (err != nil) != c.wantErr || got != c.want {
			t.Errorf("ParseEnv(%q) = %q, %v; want %q, err=%v", c.in, got, err, c.want, c.wantErr)
		}
	}
}

func TestUninitializedEnvReturnsError(t *testing.T) {
	// 未初始化的环境不应 panic，应返回错误
	if err := FaultRecordParamSetting(context.Background(), EnvTest, dto.FaultRecordParamInfo{Sn: "X"}); err == nil {
		t.Fatal("expected error for uninitialized env")
	}
}

func TestInitWithoutBrokerFails(t *testing.T) {
	if err := InitFwhMqttClient(EnvTest, &config.FwhMqttConfig{}); err == nil {
		t.Fatal("expected error when broker not configured")
	}
	if _, err := getFwhMqttClient(EnvTest); err == nil {
		t.Fatal("client should not be registered after failed init")
	}
}