myronmarston

RSpec::Matchers.define_negated_matcher :avoid_outputting, :output

RSpec.configure do |config|
  config.around do |ex|
    expect(&ex).to avoid_outputting.to_stdout.and avoid_outputting.to_stderr
  end
end

myronmarston

defmodule MyMacros do
  defmacro my_macro() do
    module = __CALLER__.module
    Module.get_attribute(module, :foo) |> IO.inspect(label: "outside quote")

    quote do
      Module.get_attribute(unquote(module), :foo) |> IO.inspect(label: "with unquoted module")
      Module.get_attribute(__MODULE__, :foo) |> IO.inspect(label: "with __MODULE__")
    end
  end

myronmarston

From ff210553f1a66db745a32224ff69b57073f953c6 Mon Sep 17 00:00:00 2001
From: Myron Marston <myron.marston@gmail.com>
Date: Mon, 27 Feb 2017 15:01:27 -0800
Subject: [PATCH] WIP: add monitor statements.

---
 lib/mix/lib/mix/dep/converger.ex | 120 ++++++++++++++++++++++-----------------
 1 file changed, 67 insertions(+), 53 deletions(-)

diff --git a/lib/mix/lib/mix/dep/converger.ex b/lib/mix/lib/mix/dep/converger.ex

myronmarston

RSpec.configure do |rspec|
  if ENV["CI"]
    rspec.before(:example, :focus) do
      raise "Do not commit examples tagged with :focus"
    end
  else
    rspec.filter_run_when_matching :focus
  end
end

myronmarston

alias Experimental.GenStage

defmodule WorkerPool.Worker do
  @type subscription_options :: Keyword.t
  @type producer :: pid | {pid, subscription_options}

  @doc """
  Starts a worker, subscribed to the provided job producers.
  """
  @spec start_link([producer], Keyword.t) :: {:ok, pid}

myronmarston

    @doc """
    Will ensure the processes with the test does not complete until the process with the
    provided pid has exited. This is necessary when writing multiple tests that start the
    same named process. See https://github.com/elixir-lang/elixir/issues/3854 for more info.

    This accepts either `{:ok, pid}` or just `pid` so that you can use it in a pipeline
    after a `start_link` call.
    """
    def synchronize_death_on_exit({:ok, pid}) when is_pid(pid), do: synchronize_death_on_exit(pid)
    def synchronize_death_on_exit(pid) when is_pid(pid) do

myronmarston

defmodule Registry do
  # ...

  def handle_call({:execute_against_shard, campaign_id, fun}, from, state) do
    {shard_process, state} = find_or_create_shard(campaign_id, state)
    ShardProcess.execute_and_reply(shard_process, fun, from)
    {:noreply, state}
  end
  
  # ...

myronmarston

require 'rspec/core/rake_task'

RSpec::Core::RakeTask.new(:specs_prep) do |t|
  t.rspec_opts = "--out tmp/specs_task.out"
end

task :specs => :specs_prep do
  results = File.read("tmp/specs_task.out")
  # do something with results
end

myronmarston

RSpec.configure do |config|
  # Either put conditional logic in the hook...
  config.around(:example) do |ex|
    unless ex.metadata[:slow]
      puts "Not tagged slow"
    end

    ex.run
  end

myronmarston

A group of examples
  passes
  is pending (PENDING: not yet passing)
  fails (FAILED - 1)
  fails with a diff (FAILED - 2)
  fails with a multiline snippet in order to show off syntax highlighting (FAILED - 3)

Pending: (Failures listed here are expected and do not affect your suite's status)