125 lines
3.6 KiB
Elixir
125 lines
3.6 KiB
Elixir
## This Source Code Form is subject to the terms of the Mozilla Public
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## License, v. 2.0. If a copy of the MPL was not distributed with this
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## file, You can obtain one at https://mozilla.org/MPL/2.0/.
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##
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## Copyright (c) 2007-2020 VMware, Inc. or its affiliates. All rights reserved.
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defmodule CheckAlarmsCommandTest do
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use ExUnit.Case, async: false
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import TestHelper
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import RabbitMQ.CLI.Core.Alarms, only: [alarm_types: 1]
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@command RabbitMQ.CLI.Diagnostics.Commands.CheckAlarmsCommand
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setup_all do
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RabbitMQ.CLI.Core.Distribution.start()
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start_rabbitmq_app()
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on_exit([], fn ->
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start_rabbitmq_app()
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end)
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:ok
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end
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setup context do
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{:ok,
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opts: %{
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node: get_rabbit_hostname(),
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timeout: context[:test_timeout] || 30000
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}}
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end
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test "merge_defaults: nothing to do" do
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assert @command.merge_defaults([], %{}) == {[], %{}}
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end
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test "validate: treats positional arguments as a failure" do
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assert @command.validate(["extra-arg"], %{}) == {:validation_failure, :too_many_args}
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end
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test "validate: treats empty positional arguments and default switches as a success" do
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assert @command.validate([], %{}) == :ok
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end
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@tag test_timeout: 3000
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test "run: targeting an unreachable node throws a badrpc", context do
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assert match?(
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{:badrpc, _},
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@command.run([], Map.merge(context[:opts], %{node: :jake@thedog}))
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)
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end
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test "run: when target node has no alarms in effect, returns an empty list", context do
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assert [] == status()[:alarms]
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assert @command.run([], context[:opts]) == []
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end
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test "run: when target node has an alarm in effect, returns it", context do
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old_watermark = status()[:vm_memory_high_watermark]
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on_exit(fn ->
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set_vm_memory_high_watermark(old_watermark)
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end)
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# 2000 bytes will trigger an alarm
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set_vm_memory_high_watermark({:absolute, 2000})
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assert [:memory] == alarm_types(status()[:alarms])
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assert length(@command.run([], context[:opts])) == 1
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set_vm_memory_high_watermark(old_watermark)
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end
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test "output: when target node has no alarms in effect, returns a success", context do
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assert [] == status()[:alarms]
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assert match?({:ok, _}, @command.output([], context[:opts]))
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end
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test "output: when target node has an alarm in effect, returns a failure", context do
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for input <- [
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[
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:file_descriptor_limit
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],
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[
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:file_descriptor_limit,
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{{:resource_limit, :disk, :hare@warp10}, []}
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],
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[
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:file_descriptor_limit,
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{{:resource_limit, :disk, :hare@warp10}, []},
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{{:resource_limit, :memory, :hare@warp10}, []},
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{{:resource_limit, :disk, :rabbit@warp10}, []},
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{{:resource_limit, :memory, :rabbit@warp10}, []}
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]
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] do
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assert match?({:error, _, _}, @command.output(input, context[:opts]))
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end
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end
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test "output: when target node has an alarm in effect and --silent is passed, returns a silent failure",
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_context do
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for input <- [
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[
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:file_descriptor_limit
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],
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[
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:file_descriptor_limit,
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{{:resource_limit, :disk, :hare@warp10}, []}
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],
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[
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:file_descriptor_limit,
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{{:resource_limit, :disk, :hare@warp10}, []},
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{{:resource_limit, :memory, :hare@warp10}, []},
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{{:resource_limit, :disk, :rabbit@warp10}, []},
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{{:resource_limit, :memory, :rabbit@warp10}, []}
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]
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] do
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assert {:error, :check_failed} == @command.output(input, %{silent: true})
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end
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end
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end
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