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rails--rails/actionpack/test/abstract/collector_test.rb
Jeremy Daer 565094a8b5 Use Mime[:foo] instead of Mime::Type[:FOO] for back compat
Rails 4.x and earlier didn't support `Mime::Type[:FOO]`, so libraries
that support multiple Rails versions would've had to feature-detect
whether to use `Mime::Type[:FOO]` or `Mime::FOO`.

`Mime[:foo]` has been around for ages to look up registered MIME types
by symbol / extension, though, so libraries and plugins can safely
switch to that without breaking backward- or forward-compatibility.

Note: `Mime::ALL` isn't a real MIME type and isn't registered for lookup
by type or extension, so it's not available as `Mime[:all]`. We use it
internally as a wildcard for `respond_to` negotiation. If you use this
internal constant, continue to reference it with `Mime::ALL`.

Ref. efc6dd550e
2015-10-06 11:29:30 -07:00

63 lines
1.8 KiB
Ruby

require 'abstract_unit'
module AbstractController
module Testing
class MyCollector
include AbstractController::Collector
attr_accessor :responses
def initialize
@responses = []
end
def custom(mime, *args, &block)
@responses << [mime, args, block]
end
end
class TestCollector < ActiveSupport::TestCase
test "responds to default mime types" do
collector = MyCollector.new
assert_respond_to collector, :html
assert_respond_to collector, :text
end
test "does not respond to unknown mime types" do
collector = MyCollector.new
assert_not_respond_to collector, :unknown
end
test "register mime types on method missing" do
AbstractController::Collector.send(:remove_method, :js)
begin
collector = MyCollector.new
assert_not_respond_to collector, :js
collector.js
assert_respond_to collector, :js
ensure
unless AbstractController::Collector.method_defined? :js
AbstractController::Collector.generate_method_for_mime :js
end
end
end
test "does not register unknown mime types" do
collector = MyCollector.new
assert_raise NoMethodError do
collector.unknown
end
end
test "generated methods call custom with arguments received" do
collector = MyCollector.new
collector.html
collector.text(:foo)
collector.js(:bar) { :baz }
assert_equal [Mime[:html], [], nil], collector.responses[0]
assert_equal [Mime[:text], [:foo], nil], collector.responses[1]
assert_equal [Mime[:js], [:bar]], collector.responses[2][0,2]
assert_equal :baz, collector.responses[2][2].call
end
end
end
end