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require 'abstract_unit'
require 'controller/fake_models'
require 'pathname'
class RenderJsonTest < ActionController::TestCase
class JsonRenderable
def as_json(options={})
hash = { :a => :b, :c => :d, :e => :f }
hash.except!(*options[:except]) if options[:except]
hash
end
def to_json(options = {})
super :except => [:c, :e]
end
end
class TestController < ActionController::Base
protect_from_forgery
def self.controller_path
'test'
end
def render_json_nil
render :json => nil
end
def render_json_hello_world
render :json => ActiveSupport::JSON.encode(:hello => 'world')
end
def render_json_hello_world_with_status
render :json => ActiveSupport::JSON.encode(:hello => 'world'), :status => 401
end
def render_json_hello_world_with_callback
render :json => ActiveSupport::JSON.encode(:hello => 'world'), :callback => 'alert'
end
def render_json_with_custom_content_type
render :json => ActiveSupport::JSON.encode(:hello => 'world'), :content_type => 'text/javascript'
end
def render_symbol_json
render :json => ActiveSupport::JSON.encode(:hello => 'world')
end
def render_json_with_render_to_string
render :json => {:hello => render_to_string(:partial => 'partial')}
end
def render_json_with_extra_options
render :json => JsonRenderable.new, :except => [:c, :e]
end
def render_json_without_options
render :json => JsonRenderable.new
end
end
tests TestController
def setup
# enable a logger so that (e.g.) the benchmarking stuff runs, so we can get
# a more accurate simulation of what happens in "real life".
super
@controller.logger = Logger.new(nil)
@request.host = "www.nextangle.com"
end
def test_render_json_nil
get :render_json_nil
assert_equal 'null', @response.body
assert_equal 'application/json', @response.content_type
end
def test_render_json
get :render_json_hello_world
assert_equal '{"hello":"world"}', @response.body
assert_equal 'application/json', @response.content_type
end
def test_render_json_with_status
get :render_json_hello_world_with_status
assert_equal '{"hello":"world"}', @response.body
assert_equal 401, @response.status
end
def test_render_json_with_callback
get :render_json_hello_world_with_callback
assert_equal 'alert({"hello":"world"})', @response.body
assert_equal 'application/json', @response.content_type
end
def test_render_json_with_custom_content_type
get :render_json_with_custom_content_type
assert_equal '{"hello":"world"}', @response.body
assert_equal 'text/javascript', @response.content_type
end
def test_render_symbol_json
get :render_symbol_json
assert_equal '{"hello":"world"}', @response.body
assert_equal 'application/json', @response.content_type
end
def test_render_json_with_render_to_string
get :render_json_with_render_to_string
assert_equal '{"hello":"partial html"}', @response.body
assert_equal 'application/json', @response.content_type
end
def test_render_json_forwards_extra_options
get :render_json_with_extra_options
assert_equal '{"a":"b"}', @response.body
assert_equal 'application/json', @response.content_type
end
def test_render_json_calls_to_json_from_object
get :render_json_without_options
assert_equal '{"a":"b"}', @response.body
end
end
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