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require 'abstract_unit'
require 'rails/initializable'
module InitializableTests
class Foo
include Rails::Initializable
attr_accessor :foo, :bar
initializer :start do
@foo ||= 0
@foo += 1
end
end
class Bar < Foo
initializer :bar do
@bar ||= 0
@bar += 1
end
end
module Word
include Rails::Initializable
initializer :word do
$word = "bird"
end
end
class Parent
include Rails::Initializable
initializer :one do
$arr << 1
end
initializer :two do
$arr << 2
end
end
class Child < Parent
include Rails::Initializable
initializer :three, :before => :one do
$arr << 3
end
initializer :four, :after => :one, :before => :two do
$arr << 4
end
end
class Parent
initializer :five, :before => :one do
$arr << 5
end
end
class Instance
include Rails::Initializable
initializer :one, :group => :assets do
$arr << 1
end
initializer :two do
$arr << 2
end
initializer :three, :group => :all do
$arr << 3
end
initializer :four do
$arr << 4
end
end
class WithArgs
include Rails::Initializable
initializer :foo do |arg|
$with_arg = arg
end
end
class OverriddenInitializer
class MoreInitializers
include Rails::Initializable
initializer :startup, :before => :last do
$arr << 3
end
initializer :terminate, :after => :first, :before => :startup do
$arr << two
end
def two
2
end
end
include Rails::Initializable
initializer :first do
$arr << 1
end
initializer :last do
$arr << 4
end
def self.initializers
super + MoreInitializers.new.initializers
end
end
module Interdependent
class PluginA
include Rails::Initializable
initializer "plugin_a.startup" do
$arr << 1
end
initializer "plugin_a.terminate" do
$arr << 4
end
end
class PluginB
include Rails::Initializable
initializer "plugin_b.startup", :after => "plugin_a.startup" do
$arr << 2
end
initializer "plugin_b.terminate", :before => "plugin_a.terminate" do
$arr << 3
end
end
class Application
include Rails::Initializable
def self.initializers
PluginB.initializers + PluginA.initializers
end
end
end
class Basic < ActiveSupport::TestCase
include ActiveSupport::Testing::Isolation
test "initializers run" do
foo = Foo.new
foo.run_initializers
assert_equal 1, foo.foo
end
test "initializers are inherited" do
bar = Bar.new
bar.run_initializers
assert_equal [1, 1], [bar.foo, bar.bar]
end
test "initializers only get run once" do
foo = Foo.new
foo.run_initializers
foo.run_initializers
assert_equal 1, foo.foo
end
test "creating initializer without a block raises an error" do
assert_raise(ArgumentError) do
Class.new do
include Rails::Initializable
initializer :foo
end
end
end
end
class BeforeAfter < ActiveSupport::TestCase
test "running on parent" do
$arr = []
Parent.new.run_initializers
assert_equal [5, 1, 2], $arr
end
test "running on child" do
$arr = []
Child.new.run_initializers
assert_equal [5, 3, 1, 4, 2], $arr
end
test "handles dependencies introduced before all initializers are loaded" do
$arr = []
Interdependent::Application.new.run_initializers
assert_equal [1, 2, 3, 4], $arr
end
end
class InstanceTest < ActiveSupport::TestCase
test "running locals" do
$arr = []
instance = Instance.new
instance.run_initializers
assert_equal [2, 3, 4], $arr
end
test "running locals with groups" do
$arr = []
instance = Instance.new
instance.run_initializers(:assets)
assert_equal [1, 3], $arr
end
end
class WithArgsTest < ActiveSupport::TestCase
test "running initializers with args" do
$with_arg = nil
WithArgs.new.run_initializers(:default, 'foo')
assert_equal 'foo', $with_arg
end
end
class OverriddenInitializerTest < ActiveSupport::TestCase
test "merges in the initializers from the parent in the right order" do
$arr = []
OverriddenInitializer.new.run_initializers
assert_equal [1, 2, 3, 4], $arr
end
end
end
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