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|
Code.require_file("test_helper.exs", __DIR__)
defmodule ApplicationTest do
use ExUnit.Case, async: true
import PathHelpers
import ExUnit.CaptureIO
@app :elixir
test "application environment" do
assert_raise ArgumentError, ~r/because the application was not loaded nor configured/, fn ->
Application.fetch_env!(:unknown, :unknown)
end
assert_raise ArgumentError, ~r/because configuration at :unknown was not set/, fn ->
Application.fetch_env!(:elixir, :unknown)
end
assert Application.get_env(:elixir, :unknown) == nil
assert Application.get_env(:elixir, :unknown, :default) == :default
assert Application.fetch_env(:elixir, :unknown) == :error
assert Application.put_env(:elixir, :unknown, :known) == :ok
assert Application.fetch_env(:elixir, :unknown) == {:ok, :known}
assert Application.fetch_env!(:elixir, :unknown) == :known
assert Application.get_env(:elixir, :unknown, :default) == :known
assert {:unknown, :known} in Application.get_all_env(:elixir)
assert Application.delete_env(:elixir, :unknown) == :ok
assert Application.get_env(:elixir, :unknown, :default) == :default
after
Application.delete_env(:elixir, :unknown)
end
test "deprecated non-atom keys" do
assert_deprecated(fn ->
Application.put_env(:elixir, [:a, :b], :c)
end)
assert_deprecated(fn ->
assert Application.get_env(:elixir, [:a, :b]) == :c
end)
assert_deprecated(fn ->
assert Application.fetch_env!(:elixir, [:a, :b]) == :c
end)
after
assert_deprecated(fn ->
Application.delete_env(:elixir, [:a, :b])
end)
end
defp assert_deprecated(fun) do
assert capture_io(:stderr, fun) =~ ~r/passing non-atom as application env key is deprecated/
end
describe "compile environment" do
test "invoked at compile time" do
assert_raise ArgumentError, ~r/because the application was not loaded nor configured/, fn ->
compile_env!(:unknown, :unknown)
end
assert_received {:compile_env, :unknown, [:unknown], :error}
assert_raise ArgumentError, ~r/because configuration at :unknown was not set/, fn ->
compile_env!(:elixir, :unknown)
end
assert_received {:compile_env, :elixir, [:unknown], :error}
assert compile_env(:elixir, :unknown) == nil
assert_received {:compile_env, :elixir, [:unknown], :error}
assert compile_env(:elixir, :unknown, :default) == :default
assert_received {:compile_env, :elixir, [:unknown], :error}
assert Application.put_env(:elixir, :unknown, nested: [key: :value]) == :ok
assert compile_env(@app, :unknown, :default) == [nested: [key: :value]]
assert compile_env(:elixir, :unknown, :default) == [nested: [key: :value]]
assert_received {:compile_env, :elixir, [:unknown], {:ok, [nested: [key: :value]]}}
assert compile_env(:elixir, :unknown) == [nested: [key: :value]]
assert_received {:compile_env, :elixir, [:unknown], {:ok, [nested: [key: :value]]}}
assert compile_env!(@app, :unknown) == [nested: [key: :value]]
assert compile_env!(:elixir, :unknown) == [nested: [key: :value]]
assert_received {:compile_env, :elixir, [:unknown], {:ok, [nested: [key: :value]]}}
assert compile_env(:elixir, [:unknown, :nested]) == [key: :value]
assert_received {:compile_env, :elixir, [:unknown, :nested], {:ok, [key: :value]}}
assert compile_env!(:elixir, [:unknown, :nested]) == [key: :value]
assert_received {:compile_env, :elixir, [:unknown, :nested], {:ok, [key: :value]}}
assert compile_env(:elixir, [:unknown, :nested, :key]) == :value
assert_received {:compile_env, :elixir, [:unknown, :nested, :key], {:ok, :value}}
assert compile_env!(:elixir, [:unknown, :nested, :key]) == :value
assert_received {:compile_env, :elixir, [:unknown, :nested, :key], {:ok, :value}}
assert compile_env(:elixir, [:unknown, :unknown, :key], :default) == :default
assert_received {:compile_env, :elixir, [:unknown, :unknown, :key], :error}
assert compile_env(:elixir, [:unknown, :nested, :unkown], :default) == :default
assert_received {:compile_env, :elixir, [:unknown, :nested, :unkown], :error}
after
Application.delete_env(:elixir, :unknown)
end
def trace({:compile_env, _, _, _} = msg, %Macro.Env{}) do
send(self(), msg)
:ok
end
def trace(_, _), do: :ok
defp compile_env(app, key, default \\ nil) do
code =
quote do
require Application
Application.compile_env(unquote(app), unquote(key), unquote(default))
end
{result, _binding} = Code.eval_quoted(code, [], tracers: [__MODULE__])
result
end
defp compile_env!(app, key) do
code =
quote do
require Application
Application.compile_env!(unquote(app), unquote(key))
end
{result, _binding} = Code.eval_quoted(code, [], tracers: [__MODULE__])
result
end
end
test "loaded and started applications" do
started = Application.started_applications()
assert is_list(started)
assert {:elixir, 'elixir', _} = List.keyfind(started, :elixir, 0)
started_timeout = Application.started_applications(7000)
assert is_list(started_timeout)
assert {:elixir, 'elixir', _} = List.keyfind(started_timeout, :elixir, 0)
loaded = Application.loaded_applications()
assert is_list(loaded)
assert {:elixir, 'elixir', _} = List.keyfind(loaded, :elixir, 0)
end
test "application specification" do
assert is_list(Application.spec(:elixir))
assert Application.spec(:unknown) == nil
assert Application.spec(:unknown, :description) == nil
assert Application.spec(:elixir, :description) == 'elixir'
assert_raise FunctionClauseError, fn -> Application.spec(:elixir, :unknown) end
end
test "application module" do
assert Application.get_application(String) == :elixir
assert Application.get_application(__MODULE__) == nil
assert Application.get_application(__MODULE__.Unknown) == nil
end
test "application directory" do
root = Path.expand("../../../..", __DIR__)
assert normalize_app_dir(Application.app_dir(:elixir)) ==
normalize_app_dir(Path.join(root, "bin/../lib/elixir"))
assert normalize_app_dir(Application.app_dir(:elixir, "priv")) ==
normalize_app_dir(Path.join(root, "bin/../lib/elixir/priv"))
assert normalize_app_dir(Application.app_dir(:elixir, ["priv", "foo"])) ==
normalize_app_dir(Path.join(root, "bin/../lib/elixir/priv/foo"))
assert_raise ArgumentError, fn ->
Application.app_dir(:unknown)
end
end
if windows?() do
defp normalize_app_dir(path) do
path |> String.downcase() |> Path.expand()
end
else
defp normalize_app_dir(path) do
path |> String.downcase()
end
end
end
|
