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require File.dirname(__FILE__) + '/../abstract_unit'
class ViewLoadPathsTest < Test::Unit::TestCase
LOAD_PATH_ROOT = File.join(File.dirname(__FILE__), '..', 'fixtures')
class TestController < ActionController::Base
def self.controller_path() "test" end
def rescue_action(e) raise end
before_filter :add_view_path, :only => :hello_world_at_request_time
def hello_world() end
def hello_world_at_request_time() render(:action => 'hello_world') end
private
def add_view_path
self.class.view_paths.unshift "#{LOAD_PATH_ROOT}/override"
end
end
class Test::SubController < ActionController::Base
layout 'test/sub'
def hello_world; render 'test/hello_world'; end
end
def setup
TestController.view_paths = [ LOAD_PATH_ROOT ]
@controller = TestController.new
@request = ActionController::TestRequest.new
@response = ActionController::TestResponse.new
# Track the last warning.
@old_behavior = ActiveSupport::Deprecation.behavior
@last_message = nil
ActiveSupport::Deprecation.behavior = Proc.new { |message, callback| @last_message = message }
end
def teardown
ActiveSupport::Deprecation.behavior = @old_behavior
end
def test_template_load_path_was_set_correctly
assert_equal [ LOAD_PATH_ROOT ], @controller.view_paths
end
def test_view_paths
get :hello_world
assert_response :success
assert_equal "Hello world!", @response.body
end
def test_view_paths_override
TestController.view_paths.unshift "#{LOAD_PATH_ROOT}/override"
get :hello_world
assert_response :success
assert_equal "Hello overridden world!", @response.body
end
def test_view_paths_override_for_layouts_in_controllers_with_a_module
@controller = Test::SubController.new
Test::SubController.view_paths = [ "#{LOAD_PATH_ROOT}/override", LOAD_PATH_ROOT, "#{LOAD_PATH_ROOT}/override2" ]
get :hello_world
assert_response :success
assert_equal "layout: Hello overridden world!", @response.body
end
def test_view_paths_override_at_request_time
get :hello_world_at_request_time
assert_response :success
assert_equal "Hello overridden world!", @response.body
end
def test_template_root_deprecated
assert_deprecated(/template_root.*view_paths/) do
TestController.template_root = 'foo/bar'
end
assert_deprecated(/template_root.*view_paths/) do
assert_equal 'foo/bar', TestController.template_root
assert_equal ['foo/bar', LOAD_PATH_ROOT], TestController.view_paths
end
end
def test_inheritance
original_load_paths = ActionController::Base.view_paths
self.class.class_eval %{
class A < ActionController::Base; end
class B < A; end
class C < ActionController::Base; end
}
A.view_paths = [ 'a/path' ]
assert_equal [ 'a/path' ], A.view_paths
assert_equal A.view_paths, B.view_paths
assert_equal original_load_paths, C.view_paths
e = assert_raises(TypeError) { C.view_paths << 'c/path' }
assert_equal "can't modify frozen array", e.message
C.view_paths = []
assert_nothing_raised { C.view_paths << 'c/path' }
end
end
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