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require 'abstract_unit'
class DispatcherTest < ActiveSupport::TestCase
class Foo
cattr_accessor :a, :b
end
class DummyApp
def call(env)
[200, {}, 'response']
end
end
def setup
Foo.a, Foo.b = 0, 0
ActionDispatch::Callbacks.reset_callbacks(:call)
end
def test_before_and_after_callbacks
ActionDispatch::Callbacks.before { |*args| Foo.a += 1; Foo.b += 1 }
ActionDispatch::Callbacks.after { |*args| Foo.a += 1; Foo.b += 1 }
dispatch
assert_equal 2, Foo.a
assert_equal 2, Foo.b
dispatch
assert_equal 4, Foo.a
assert_equal 4, Foo.b
dispatch do |env|
raise "error"
end rescue nil
assert_equal 6, Foo.a
assert_equal 6, Foo.b
end
def test_to_prepare_and_cleanup_delegation
prepared = cleaned = false
ActionDispatch::Callbacks.to_prepare { prepared = true }
ActionDispatch::Callbacks.to_prepare { cleaned = true }
ActionDispatch::Reloader.prepare!
assert prepared
ActionDispatch::Reloader.cleanup!
assert cleaned
end
private
def dispatch(&block)
ActionDispatch::Callbacks.new(block || DummyApp.new).call(
{'rack.input' => StringIO.new('')}
)
end
end
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