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require File.dirname(__FILE__) + '/../abstract_unit'
uses_mocha 'rescue' do
class RescueController < ActionController::Base
def raises
render :text => 'already rendered'
raise "don't panic!"
end
def method_not_allowed
raise ActionController::MethodNotAllowed.new(:get, :head, :put)
end
def not_implemented
raise ActionController::NotImplemented.new(:get, :put)
end
def missing_template; end
end
class RescueTest < Test::Unit::TestCase
FIXTURE_PUBLIC = "#{File.dirname(__FILE__)}/../fixtures".freeze
def setup
@controller = RescueController.new
@request = ActionController::TestRequest.new
@response = ActionController::TestResponse.new
RescueController.consider_all_requests_local = true
@request.remote_addr = '1.2.3.4'
@request.host = 'example.com'
begin
raise 'foo'
rescue => @exception
end
end
def test_rescue_action_locally_if_all_requests_local
@controller.expects(:local_request?).never
@controller.expects(:rescue_action_locally).with(@exception)
@controller.expects(:rescue_action_in_public).never
with_all_requests_local do
@controller.send :rescue_action, @exception
end
end
def test_rescue_action_locally_if_remote_addr_is_localhost
@controller.expects(:local_request?).returns(true)
@controller.expects(:rescue_action_locally).with(@exception)
@controller.expects(:rescue_action_in_public).never
with_all_requests_local false do
@controller.send :rescue_action, @exception
end
end
def test_rescue_action_in_public_otherwise
@controller.expects(:local_request?).returns(false)
@controller.expects(:rescue_action_locally).never
@controller.expects(:rescue_action_in_public).with(@exception)
with_all_requests_local false do
@controller.send :rescue_action, @exception
end
end
def test_rescue_action_in_public_with_error_file
with_rails_root FIXTURE_PUBLIC do
with_all_requests_local false do
get :raises
end
end
assert_response :internal_server_error
body = File.read("#{FIXTURE_PUBLIC}/public/500.html")
assert_equal body, @response.body
end
def test_rescue_action_in_public_without_error_file
with_rails_root '/tmp' do
with_all_requests_local false do
get :raises
end
end
assert_response :internal_server_error
assert_equal ' ', @response.body
end
def test_rescue_unknown_action_in_public_with_error_file
with_rails_root FIXTURE_PUBLIC do
with_all_requests_local false do
get :foobar_doesnt_exist
end
end
assert_response :not_found
body = File.read("#{FIXTURE_PUBLIC}/public/404.html")
assert_equal body, @response.body
end
def test_rescue_unknown_action_in_public_without_error_file
with_rails_root '/tmp' do
with_all_requests_local false do
get :foobar_doesnt_exist
end
end
assert_response :not_found
assert_equal ' ', @response.body
end
def test_rescue_missing_template_in_public
with_rails_root FIXTURE_PUBLIC do
with_all_requests_local true do
get :missing_template
end
end
assert_response :internal_server_error
assert @response.body.include?('missing_template'), "Response should include the template name."
end
def test_rescue_action_locally
get :raises
assert_response :internal_server_error
assert_template 'diagnostics.erb'
assert @response.body.include?('RescueController#raises'), "Response should include controller and action."
assert @response.body.include?("don't panic"), "Response should include exception message."
end
def test_local_request_when_remote_addr_is_localhost
@controller.expects(:request).returns(@request).at_least_once
with_remote_addr '127.0.0.1' do
assert @controller.send(:local_request?)
end
end
def test_local_request_when_remote_addr_isnt_locahost
@controller.expects(:request).returns(@request)
with_remote_addr '1.2.3.4' do
assert !@controller.send(:local_request?)
end
end
def test_rescue_responses
responses = ActionController::Base.rescue_responses
assert_equal ActionController::Rescue::DEFAULT_RESCUE_RESPONSE, responses.default
assert_equal ActionController::Rescue::DEFAULT_RESCUE_RESPONSE, responses[Exception.new]
assert_equal :not_found, responses[ActionController::RoutingError.name]
assert_equal :not_found, responses[ActionController::UnknownAction.name]
assert_equal :not_found, responses['ActiveRecord::RecordNotFound']
assert_equal :conflict, responses['ActiveRecord::StaleObjectError']
assert_equal :unprocessable_entity, responses['ActiveRecord::RecordInvalid']
assert_equal :unprocessable_entity, responses['ActiveRecord::RecordNotSaved']
assert_equal :method_not_allowed, responses['ActionController::MethodNotAllowed']
assert_equal :not_implemented, responses['ActionController::NotImplemented']
end
def test_rescue_templates
templates = ActionController::Base.rescue_templates
assert_equal ActionController::Rescue::DEFAULT_RESCUE_TEMPLATE, templates.default
assert_equal ActionController::Rescue::DEFAULT_RESCUE_TEMPLATE, templates[Exception.new]
assert_equal 'missing_template', templates[ActionController::MissingTemplate.name]
assert_equal 'routing_error', templates[ActionController::RoutingError.name]
assert_equal 'unknown_action', templates[ActionController::UnknownAction.name]
assert_equal 'template_error', templates[ActionView::TemplateError.name]
end
def test_clean_backtrace
with_rails_root nil do
# No action if RAILS_ROOT isn't set.
cleaned = @controller.send(:clean_backtrace, @exception)
assert_equal @exception.backtrace, cleaned
end
with_rails_root Dir.pwd do
# RAILS_ROOT is removed from backtrace.
cleaned = @controller.send(:clean_backtrace, @exception)
expected = @exception.backtrace.map { |line| line.sub(RAILS_ROOT, '') }
assert_equal expected, cleaned
# No action if backtrace is nil.
assert_nil @controller.send(:clean_backtrace, Exception.new)
end
end
def test_not_implemented
with_all_requests_local false do
head :not_implemented
end
assert_response :not_implemented
assert_equal "GET, PUT", @response.headers['Allow']
end
def test_method_not_allowed
with_all_requests_local false do
get :method_not_allowed
end
assert_response :method_not_allowed
assert_equal "GET, HEAD, PUT", @response.headers['Allow']
end
protected
def with_all_requests_local(local = true)
old_local, ActionController::Base.consider_all_requests_local =
ActionController::Base.consider_all_requests_local, local
yield
ensure
ActionController::Base.consider_all_requests_local = old_local
end
def with_remote_addr(addr)
old_remote_addr, @request.remote_addr = @request.remote_addr, addr
yield
ensure
@request.remote_addr = old_remote_addr
end
def with_rails_root(path = nil)
old_rails_root = RAILS_ROOT if defined?(RAILS_ROOT)
if path
silence_warnings { Object.const_set(:RAILS_ROOT, path) }
else
Object.remove_const(:RAILS_ROOT) rescue nil
end
yield
ensure
if old_rails_root
silence_warnings { Object.const_set(:RAILS_ROOT, old_rails_root) }
else
Object.remove_const(:RAILS_ROOT) rescue nil
end
end
end
end # uses_mocha
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