sinatra/test/middleware_test.rb

69 lines
1.6 KiB
Ruby

require File.dirname(__FILE__) + '/helper'
class MiddlewareTest < Test::Unit::TestCase
setup do
@app = mock_app(Sinatra::Default) {
get '/*' do
response.headers['X-Tests'] = env['test.ran'].
map { |n| n.split('::').last }.
join(', ')
env['PATH_INFO']
end
}
end
class MockMiddleware < Struct.new(:app)
def call(env)
(env['test.ran'] ||= []) << self.class.to_s
app.call(env)
end
end
class UpcaseMiddleware < MockMiddleware
def call(env)
env['PATH_INFO'] = env['PATH_INFO'].upcase
super
end
end
it "is added with Sinatra::Application.use" do
@app.use UpcaseMiddleware
get '/hello-world'
assert ok?
assert_equal '/HELLO-WORLD', body
end
class DowncaseMiddleware < MockMiddleware
def call(env)
env['PATH_INFO'] = env['PATH_INFO'].downcase
super
end
end
it "runs in the order defined" do
@app.use UpcaseMiddleware
@app.use DowncaseMiddleware
get '/Foo'
assert_equal "/foo", body
assert_equal "UpcaseMiddleware, DowncaseMiddleware", response['X-Tests']
end
it "resets the prebuilt pipeline when new middleware is added" do
@app.use UpcaseMiddleware
get '/Foo'
assert_equal "/FOO", body
@app.use DowncaseMiddleware
get '/Foo'
assert_equal '/foo', body
assert_equal "UpcaseMiddleware, DowncaseMiddleware", response['X-Tests']
end
it "works when app is used as middleware" do
@app.use UpcaseMiddleware
@app = @app.new
get '/Foo'
assert_equal "/FOO", body
assert_equal "UpcaseMiddleware", response['X-Tests']
end
end