diff options
Diffstat (limited to 'actionpack/lib/action_controller/vendor/rack-0.4.0/rack/mock.rb')
-rw-r--r-- | actionpack/lib/action_controller/vendor/rack-0.4.0/rack/mock.rb | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/actionpack/lib/action_controller/vendor/rack-0.4.0/rack/mock.rb b/actionpack/lib/action_controller/vendor/rack-0.4.0/rack/mock.rb new file mode 100644 index 0000000000..f43b9af3ef --- /dev/null +++ b/actionpack/lib/action_controller/vendor/rack-0.4.0/rack/mock.rb @@ -0,0 +1,160 @@ +require 'uri' +require 'stringio' +require 'rack/lint' +require 'rack/utils' +require 'rack/response' + +module Rack + # Rack::MockRequest helps testing your Rack application without + # actually using HTTP. + # + # After performing a request on a URL with get/post/put/delete, it + # returns a MockResponse with useful helper methods for effective + # testing. + # + # You can pass a hash with additional configuration to the + # get/post/put/delete. + # <tt>:input</tt>:: A String or IO-like to be used as rack.input. + # <tt>:fatal</tt>:: Raise a FatalWarning if the app writes to rack.errors. + # <tt>:lint</tt>:: If true, wrap the application in a Rack::Lint. + + class MockRequest + class FatalWarning < RuntimeError + end + + class FatalWarner + def puts(warning) + raise FatalWarning, warning + end + + def write(warning) + raise FatalWarning, warning + end + + def flush + end + + def string + "" + end + end + + DEFAULT_ENV = { + "rack.version" => [0,1], + "rack.input" => StringIO.new, + "rack.errors" => StringIO.new, + "rack.multithread" => true, + "rack.multiprocess" => true, + "rack.run_once" => false, + } + + def initialize(app) + @app = app + end + + def get(uri, opts={}) request("GET", uri, opts) end + def post(uri, opts={}) request("POST", uri, opts) end + def put(uri, opts={}) request("PUT", uri, opts) end + def delete(uri, opts={}) request("DELETE", uri, opts) end + + def request(method="GET", uri="", opts={}) + env = self.class.env_for(uri, opts.merge(:method => method)) + + if opts[:lint] + app = Rack::Lint.new(@app) + else + app = @app + end + + errors = env["rack.errors"] + MockResponse.new(*(app.call(env) + [errors])) + end + + # Return the Rack environment used for a request to +uri+. + def self.env_for(uri="", opts={}) + uri = URI(uri) + env = DEFAULT_ENV.dup + + env["REQUEST_METHOD"] = opts[:method] || "GET" + env["SERVER_NAME"] = uri.host || "example.org" + env["SERVER_PORT"] = uri.port ? uri.port.to_s : "80" + env["QUERY_STRING"] = uri.query.to_s + env["PATH_INFO"] = (!uri.path || uri.path.empty?) ? "/" : uri.path + env["rack.url_scheme"] = uri.scheme || "http" + + env["SCRIPT_NAME"] = opts[:script_name] || "" + + if opts[:fatal] + env["rack.errors"] = FatalWarner.new + else + env["rack.errors"] = StringIO.new + end + + opts[:input] ||= "" + if String === opts[:input] + env["rack.input"] = StringIO.new(opts[:input]) + else + env["rack.input"] = opts[:input] + end + + opts.each { |field, value| + env[field] = value if String === field + } + + env + end + end + + # Rack::MockResponse provides useful helpers for testing your apps. + # Usually, you don't create the MockResponse on your own, but use + # MockRequest. + + class MockResponse + def initialize(status, headers, body, errors=StringIO.new("")) + @status = status.to_i + + @original_headers = headers + @headers = Rack::Utils::HeaderHash.new + headers.each { |field, values| + values.each { |value| + @headers[field] = value + } + @headers[field] = "" if values.empty? + } + + @body = "" + body.each { |part| @body << part } + + @errors = errors.string + end + + # Status + attr_reader :status + + # Headers + attr_reader :headers, :original_headers + + def [](field) + headers[field] + end + + + # Body + attr_reader :body + + def =~(other) + @body =~ other + end + + def match(other) + @body.match other + end + + + # Errors + attr_accessor :errors + + + include Response::Helpers + end +end |