defmodule Towerops.Snmp.Profiles.Vendors.RuckusTest do
  use Towerops.DataCase, async: true

  import Mox

  alias Towerops.Snmp.Profiles.Vendors.Ruckus
  alias Towerops.Snmp.SnmpMock

  setup :verify_on_exit!

  @client_opts [
    ip: "192.168.1.1",
    community: "public",
    version: "2c",
    port: 161,
    timeout: 5000
  ]

  describe "profile_names/0" do
    test "returns ruckus profile names" do
      assert Ruckus.profile_names() == [
               "ruckuswireless",
               "ruckuswireless-sz",
               "ruckuswireless-unleashed",
               "ruckuswireless-hotzone"
             ]
    end
  end

  describe "detect_hardware/1" do
    test "detects hardware from system model OID" do
      expect(SnmpMock, :get, fn _, "1.3.6.1.4.1.25053.1.2.1.1.1.1.9.0", _ ->
        {:ok, "ZD3000"}
      end)

      assert Ruckus.detect_hardware(@client_opts) == "ZD3000"
    end

    test "returns nil when OID unavailable" do
      expect(SnmpMock, :get, fn _, _, _ ->
        {:error, :no_such_object}
      end)

      assert Ruckus.detect_hardware(@client_opts) == nil
    end
  end

  describe "wireless_oid_defs/0" do
    test "returns list of wireless sensor definitions" do
      defs = Ruckus.wireless_oid_defs()

      assert is_list(defs)
      assert [_ | _] = defs
    end

    test "includes AP count sensors" do
      defs = Ruckus.wireless_oid_defs()
      ap_sensors = Enum.filter(defs, &(&1.sensor_type == "ap-count"))

      assert length(ap_sensors) == 2
    end

    test "includes clients sensor" do
      defs = Ruckus.wireless_oid_defs()
      clients = Enum.find(defs, &(&1.sensor_type == "clients"))

      assert clients
      assert clients.sensor_descr == "Wireless Clients"
    end
  end

  describe "discover_wireless_sensors/1" do
    test "discovers sensors when SNMP responds" do
      expect(SnmpMock, :get, 4, fn _, oid, _ ->
        cond do
          String.contains?(oid, "25053.1.2.1.1.1.15.1.0") -> {:ok, 5}
          String.contains?(oid, "25053.1.2.1.1.1.15.2.0") -> {:ok, 150}
          String.contains?(oid, "25053.1.2.1.1.1.15.15.0") -> {:ok, 6}
          String.contains?(oid, "25053.1.2.1.1.1.15.3.0") -> {:ok, 2}
          true -> {:error, :no_such_object}
        end
      end)

      sensors = Ruckus.discover_wireless_sensors(@client_opts)

      assert is_list(sensors)
      assert length(sensors) == 4
    end

    test "returns empty list when no sensors respond" do
      expect(SnmpMock, :get, 4, fn _, _, _ ->
        {:error, :no_such_object}
      end)

      sensors = Ruckus.discover_wireless_sensors(@client_opts)

      assert sensors == []
    end
  end
end
