# frozen_string_literal: true
require "abstract_unit"
require "controller/fake_controllers"
require "active_support/json/decoding"
require "rails/engine"
class TestCaseTest < ActionController::TestCase
def self.fixture_path; end
class TestController < ActionController::Base
def no_op
render plain: "dummy"
end
def set_flash
flash["test"] = ">#{flash["test"]}<"
render plain: "ignore me"
end
def delete_flash
flash.delete("test")
render plain: "ignore me"
end
def set_flash_now
flash.now["test_now"] = ">#{flash["test_now"]}<"
render plain: "ignore me"
end
def set_session
session["string"] = "A wonder"
session[:symbol] = "it works"
render plain: "Success"
end
def reset_the_session
reset_session
render plain: "ignore me"
end
def render_raw_post
raise ActiveSupport::TestCase::Assertion, "#raw_post is blank" if request.raw_post.blank?
render plain: request.raw_post
end
def render_body
render plain: request.body.read
end
def test_params
render plain: ::JSON.dump(params.to_unsafe_h)
end
def test_query_parameters
render plain: ::JSON.dump(request.query_parameters)
end
def test_request_parameters
render plain: request.request_parameters.inspect
end
def test_uri
render plain: request.fullpath
end
def test_format
render plain: request.format
end
def test_query_string
render plain: request.query_string
end
def test_protocol
render plain: request.protocol
end
def test_headers
render plain: ::JSON.dump(request.headers.env)
end
def test_html_output
render plain: <<HTML
<html>
<body>
<a href="/"><img src="/images/button.png" /></a>
<div id="foo">
<ul>
<li class="item">hello</li>
<li class="item">goodbye</li>
</ul>
</div>
<div id="bar">
<form action="/somewhere">
Name: <input type="text" name="person[name]" id="person_name" />
</form>
</div>
</body>
</html>
HTML
end
def test_xml_output
response.content_type = params[:response_as]
render plain: <<XML
<?xml version="1.0" encoding="UTF-8"?>
<root>
<area><p>area is an empty tag in HTML, so it won't contain this content</p></area>
</root>
XML
end
def test_only_one_param
render plain: (params[:left] && params[:right]) ? "EEP, Both here!" : "OK"
end
def test_remote_addr
render plain: (request.remote_addr || "not specified")
end
def test_file_upload
render plain: params[:file].size
end
def test_send_file
send_file(__FILE__)
end
def redirect_to_same_controller
redirect_to controller: "test", action: "test_uri", id: 5
end
def redirect_to_different_controller
redirect_to controller: "fail", id: 5
end
def create
head :created, location: "/resource"
end
def render_cookie
render plain: cookies["foo"]
end
def delete_cookie
cookies.delete("foo")
render plain: "ok"
end
def test_without_body
render html: '<div class="foo"></div>'.html_safe
end
def test_with_body
render html: '<body class="foo"></body>'.html_safe
end
def boom
raise "boom!"
end
private
def generate_url(opts)
url_for(opts.merge(action: "test_uri"))
end
end
def setup
super
@controller = TestController.new
@request.delete_header "PATH_INFO"
@routes = ActionDispatch::Routing::RouteSet.new.tap do |r|
r.draw do
ActiveSupport::Deprecation.silence do
get ":controller(/:action(/:id))"
end
end
end
end
class DefaultUrlOptionsCachingController < ActionController::Base
before_action { @dynamic_opt = "opt" }
def test_url_options_reset
render plain: url_for
end
def default_url_options
if defined?(@dynamic_opt)
super.merge dynamic_opt: @dynamic_opt
else
super
end
end
end
def test_assert_select_without_body
get :test_without_body
assert_select "body", 0
assert_select "div.foo"
end
def test_assert_select_with_body
get :test_with_body
assert_select "body.foo"
end
def test_url_options_reset
@controller = DefaultUrlOptionsCachingController.new
get :test_url_options_reset
assert_nil @request.params["dynamic_opt"]
assert_match(/dynamic_opt=opt/, @response.body)
end
def test_raw_post_handling
params = Hash[:page, { name: "page name" }, "some key", 123]
post :render_raw_post, params: params.dup
assert_equal params.to_query, @response.body
end
def test_body_stream
params = Hash[:page, { name: "page name" }, "some key", 123]
post :render_body, params: params.dup
assert_equal params.to_query, @response.body
end
def test_document_body_and_params_with_post
post :test_params, params: { id: 1 }
assert_equal({ "id" => "1", "controller" => "test_case_test/test", "action" => "test_params" }, ::JSON.parse(@response.body))
end
def test_document_body_with_post
post :render_body, body: "document body"
assert_equal "document body", @response.body
end
def test_document_body_with_put
put :render_body, body: "document body"
assert_equal "document body", @response.body
end
def test_head
head :test_params
assert_equal 200, @response.status
end
def test_process_without_flash
process :set_flash
assert_equal "><", flash["test"]
end
def test_process_with_flash
process :set_flash,
method: "GET",
flash: { "test" => "value" }
assert_equal ">value<", flash["test"]
end
def test_process_with_flash_now
process :set_flash_now,
method: "GET",
flash: { "test_now" => "value_now" }
assert_equal ">value_now<", flash["test_now"]
end
def test_process_delete_flash
process :set_flash
process :delete_flash
assert_empty flash
assert_empty session
end
def test_process_with_session
process :set_session
assert_equal "A wonder", session["string"], "A value stored in the session should be available by string key"
assert_equal "A wonder", session[:string], "Test session hash should allow indifferent access"
assert_equal "it works", session["symbol"], "Test session hash should allow indifferent access"
assert_equal "it works", session[:symbol], "Test session hash should allow indifferent access"
end
def test_process_with_session_kwarg
process :no_op, method: "GET", session: { "string" => "value1", symbol: "value2" }
assert_equal "value1", session["string"]
assert_equal "value1", session[:string]
assert_equal "value2", session["symbol"]
assert_equal "value2", session[:symbol]
end
def test_process_merges_session_arg
session[:foo] = "bar"
get :no_op, session: { bar: "baz" }
assert_equal "bar", session[:foo]
assert_equal "baz", session[:bar]
end
def test_merged_session_arg_is_retained_across_requests
get :no_op, session: { foo: "bar" }
assert_equal "bar", session[:foo]
get :no_op
assert_equal "bar", session[:foo]
end
def test_process_overwrites_existing_session_arg
session[:foo] = "bar"
get :no_op, session: { foo: "baz" }
assert_equal "baz", session[:foo]
end
def test_session_is_cleared_from_controller_after_reset_session
process :set_session
process :reset_the_session
assert_equal Hash.new, @controller.session.to_hash
end
def test_session_is_cleared_from_request_after_reset_session
process :set_session
process :reset_the_session
assert_equal Hash.new, @request.session.to_hash
end
def test_response_and_request_have_nice_accessors
process :no_op
assert_equal @response, response
assert_equal @request, request
end
def test_process_with_request_uri_with_no_params
process :test_uri
assert_equal "/test_case_test/test/test_uri", @response.body
end
def test_process_with_symbol_method
process :test_uri, method: :get
assert_equal "/test_case_test/test/test_uri", @response.body
end
def test_process_with_request_uri_with_params
process :test_uri,
method: "GET",
params: { id: 7 }
assert_equal "/test_case_test/test/test_uri/7", @response.body
end
def test_process_with_request_uri_with_params_with_explicit_uri
@request.env["PATH_INFO"] = "/explicit/uri"
process :test_uri, method: "GET", params: { id: 7 }
assert_equal "/explicit/uri", @response.body
end
def test_process_with_query_string
process :test_query_string,
method: "GET",
params: { q: "test" }
assert_equal "q=test", @response.body
end
def test_process_with_query_string_with_explicit_uri
@request.env["PATH_INFO"] = "/explicit/uri"
@request.env["QUERY_STRING"] = "q=test?extra=question"
process :test_query_string
assert_equal "q=test?extra=question", @response.body
end
def test_multiple_calls
process :test_only_one_param, method: "GET", params: { left: true }
assert_equal "OK", @response.body
process :test_only_one_param, method: "GET", params: { right: true }
assert_equal "OK", @response.body
end
def test_should_impose_childless_html_tags_in_html
process :test_xml_output, params: { response_as: "text/html" }
# <area> auto-closes, so the <p> becomes a sibling
assert_select "root > area + p"
end
def test_should_not_impose_childless_html_tags_in_xml
process :test_xml_output, params: { response_as: "application/xml" }
# <area> is not special, so the <p> is its child
assert_select "root > area > p"
end
def test_assert_generates
assert_generates "controller/action/5", controller: "controller", action: "action", id: "5"
assert_generates "controller/action/7", { id: "7" }, { controller: "controller", action: "action" }
assert_generates "controller/action/5", { controller: "controller", action: "action", id: "5", name: "bob" }, {}, { name: "bob" }
assert_generates "controller/action/7", { id: "7", name: "bob" }, { controller: "controller", action: "action" }, { name: "bob" }
assert_generates "controller/action/7", { id: "7" }, { controller: "controller", action: "action", name: "bob" }, {}
end
def test_assert_routing
assert_routing "content", controller: "content", action: "index"
end
def test_assert_routing_with_method
with_routing do |set|
set.draw { resources(:content) }
assert_routing({ method: "post", path: "content" }, { controller: "content", action: "create" })
end
end
def test_assert_routing_in_module
with_routing do |set|
set.draw do
namespace :admin do
get "user" => "user#index"
end
end
assert_routing "admin/user", controller: "admin/user", action: "index"
end
end
def test_assert_routing_with_glob
with_routing do |set|
set.draw { get("*path" => "pages#show") }
assert_routing("/company/about", controller: "pages", action: "show", path: "company/about")
end
end
def test_params_passing
get :test_params, params: {
page: {
name: "Page name",
month: "4",
year: "2004",
day: "6"
}
}
parsed_params = ::JSON.parse(@response.body)
assert_equal(
{
"controller" => "test_case_test/test", "action" => "test_params",
"page" => { "name" => "Page name", "month" => "4", "year" => "2004", "day" => "6" }
},
parsed_params
)
end
def test_query_param_named_action
get :test_query_parameters, params: { action: "foobar" }
parsed_params = JSON.parse(@response.body)
assert_equal({ "action" => "foobar" }, parsed_params)
end
def test_request_param_named_action
post :test_request_parameters, params: { action: "foobar" }
parsed_params = eval(@response.body)
assert_equal({ "action" => "foobar" }, parsed_params)
end
def test_kwarg_params_passing_with_session_and_flash
get :test_params, params: {
page: {
name: "Page name",
month: "4",
year: "2004",
day: "6"
}
}, session: { "foo" => "bar" }, flash: { notice: "created" }
parsed_params = ::JSON.parse(@response.body)
assert_equal(
{ "controller" => "test_case_test/test", "action" => "test_params",
"page" => { "name" => "Page name", "month" => "4", "year" => "2004", "day" => "6" } },
parsed_params
)
assert_equal "bar", session[:foo]
assert_equal "created", flash[:notice]
end
def test_params_passing_with_integer
get :test_params, params: {
page: { name: "Page name", month: 4, year: 2004, day: 6 }
}
parsed_params = ::JSON.parse(@response.body)
assert_equal(
{ "controller" => "test_case_test/test", "action" => "test_params",
"page" => { "name" => "Page name", "month" => "4", "year" => "2004", "day" => "6" } },
parsed_params
)
end
def test_params_passing_with_integers_when_not_html_request
get :test_params, params: { format: "json", count: 999 }
parsed_params = ::JSON.parse(@response.body)
assert_equal(
{ "controller" => "test_case_test/test", "action" => "test_params",
"format" => "json", "count" => "999" },
parsed_params
)
end
def test_params_passing_path_parameter_is_string_when_not_html_request
get :test_params, params: { format: "json", id: 1 }
parsed_params = ::JSON.parse(@response.body)
assert_equal(
{ "controller" => "test_case_test/test", "action" => "test_params",
"format" => "json", "id" => "1" },
parsed_params
)
end
def test_params_passing_with_frozen_values
assert_nothing_raised do
get :test_params, params: {
frozen: "icy".freeze, frozens: ["icy".freeze].freeze, deepfreeze: { frozen: "icy".freeze }.freeze
}
end
parsed_params = ::JSON.parse(@response.body)
assert_equal(
{ "controller" => "test_case_test/test", "action" => "test_params",
"frozen" => "icy", "frozens" => ["icy"], "deepfreeze" => { "frozen" => "icy" } },
parsed_params
)
end
def test_params_passing_doesnt_modify_in_place
page = { name: "Page name", month: 4, year: 2004, day: 6 }
get :test_params, params: { page: page }
assert_equal 2004, page[:year]
end
test "set additional HTTP headers" do
@request.headers["Referer"] = "http://nohost.com/home"
@request.headers["Content-Type"] = "application/rss+xml"
get :test_headers
parsed_env = ActiveSupport::JSON.decode(@response.body)
assert_equal "http://nohost.com/home", parsed_env["HTTP_REFERER"]
assert_equal "application/rss+xml", parsed_env["CONTENT_TYPE"]
end
test "set additional env variables" do
@request.headers["HTTP_REFERER"] = "http://example.com/about"
@request.headers["CONTENT_TYPE"] = "application/json"
get :test_headers
parsed_env = ActiveSupport::JSON.decode(@response.body)
assert_equal "http://example.com/about", parsed_env["HTTP_REFERER"]
assert_equal "application/json", parsed_env["CONTENT_TYPE"]
end
def test_using_as_json_sets_request_content_type_to_json
post :render_body, params: { bool_value: true, str_value: "string", num_value: 2 }, as: :json
assert_equal "application/json", @request.headers["CONTENT_TYPE"]
assert_equal true, @request.request_parameters[:bool_value]
assert_equal "string", @request.request_parameters[:str_value]
assert_equal 2, @request.request_parameters[:num_value]
end
def test_using_as_json_sets_format_json
post :render_body, params: { bool_value: true, str_value: "string", num_value: 2 }, as: :json
assert_equal "json", @request.format
end
def test_mutating_content_type_headers_for_plain_text_files_sets_the_header
@request.headers["Content-Type"] = "text/plain"
post :render_body, params: { name: "foo.txt" }
assert_equal "text/plain", @request.headers["Content-type"]
assert_equal "foo.txt", @request.request_parameters[:name]
assert_equal "render_body", @request.path_parameters[:action]
end
def test_mutating_content_type_headers_for_html_files_sets_the_header
@request.headers["Content-Type"] = "text/html"
post :render_body, params: { name: "foo.html" }
assert_equal "text/html", @request.headers["Content-type"]
assert_equal "foo.html", @request.request_parameters[:name]
assert_equal "render_body", @request.path_parameters[:action]
end
def test_mutating_content_type_headers_for_non_registered_mime_type_raises_an_error
assert_raises(RuntimeError) do
@request.headers["Content-Type"] = "type/fake"
post :render_body, params: { name: "foo.fake" }
end
end
def test_id_converted_to_string
get :test_params, params: {
id: 20, foo: Object.new
}
assert_kind_of String, @request.path_parameters[:id]
end
def test_array_path_parameter_handled_properly
with_routing do |set|
set.draw do
get "file/*path", to: "test_case_test/test#test_params"
ActiveSupport::Deprecation.silence do
get ":controller/:action"
end
end
get :test_params, params: { path: ["hello", "world"] }
assert_equal ["hello", "world"], @request.path_parameters[:path]
assert_equal "hello/world", @request.path_parameters[:path].to_param
end
end
def test_assert_realistic_path_parameters
get :test_params, params: { id: 20, foo: Object.new }
# All elements of path_parameters should use Symbol keys
@request.path_parameters.each_key do |key|
assert_kind_of Symbol, key
end
end
def test_with_routing_places_routes_back
assert @routes
routes_id = @routes.object_id
begin
with_routing { raise "fail" }
fail "Should not be here."
rescue RuntimeError
end
assert @routes
assert_equal routes_id, @routes.object_id
end
def test_remote_addr
get :test_remote_addr
assert_equal "0.0.0.0", @response.body
@request.remote_addr = "192.0.0.1"
get :test_remote_addr
assert_equal "192.0.0.1", @response.body
end
def test_header_properly_reset_after_remote_http_request
get :test_params, xhr: true
assert_nil @request.env["HTTP_X_REQUESTED_WITH"]
assert_nil @request.env["HTTP_ACCEPT"]
end
def test_xhr_with_params
get :test_params, params: { id: 1 }, xhr: true
assert_equal({ "id" => "1", "controller" => "test_case_test/test", "action" => "test_params" }, ::JSON.parse(@response.body))
end
def test_xhr_with_session
get :set_session, xhr: true
assert_equal "A wonder", session["string"], "A value stored in the session should be available by string key"
assert_equal "A wonder", session[:string], "Test session hash should allow indifferent access"
assert_equal "it works", session["symbol"], "Test session hash should allow indifferent access"
assert_equal "it works", session[:symbol], "Test session hash should allow indifferent access"
end
def test_params_reset_between_post_requests
post :no_op, params: { foo: "bar" }
assert_equal "bar", @request.params[:foo]
post :no_op
assert_predicate @request.params[:foo], :blank?
end
def test_filtered_parameters_reset_between_requests
get :no_op, params: { foo: "bar" }
assert_equal "bar", @request.filtered_parameters[:foo]
get :no_op, params: { foo: "baz" }
assert_equal "baz", @request.filtered_parameters[:foo]
end
def test_path_is_kept_after_the_request
get :test_params, params: { id: "foo" }
assert_equal "/test_case_test/test/test_params/foo", @request.path
end
def test_path_params_reset_between_request
get :test_params, params: { id: "foo" }
assert_equal "foo", @request.path_parameters[:id]
get :test_params
assert_nil @request.path_parameters[:id]
end
def test_request_protocol_is_reset_after_request
get :test_protocol
assert_equal "http://", @response.body
@request.env["HTTPS"] = "on"
get :test_protocol
assert_equal "https://", @response.body
@request.env.delete("HTTPS")
get :test_protocol
assert_equal "http://", @response.body
end
def test_request_format
get :test_format, params: { format: "html" }
assert_equal "text/html", @response.body
get :test_format, params: { format: "json" }
assert_equal "application/json", @response.body
get :test_format, params: { format: "xml" }
assert_equal "application/xml", @response.body
get :test_format
assert_equal "text/html", @response.body
end
def test_request_format_kwarg
get :test_format, format: "html"
assert_equal "text/html", @response.body
get :test_format, format: "json"
assert_equal "application/json", @response.body
get :test_format, format: "xml"
assert_equal "application/xml", @response.body
get :test_format
assert_equal "text/html", @response.body
end
def test_request_format_kwarg_overrides_params
get :test_format, format: "json", params: { format: "html" }
assert_equal "application/json", @response.body
end
def test_request_format_kwarg_doesnt_mutate_params
params = { foo: "bar" }.freeze
assert_nothing_raised do
get :test_format, format: "json", params: params
end
end
def test_should_have_knowledge_of_client_side_cookie_state_even_if_they_are_not_set
cookies["foo"] = "bar"
get :no_op
assert_equal "bar", cookies["foo"]
end
def test_cookies_should_be_escaped_properly
cookies["foo"] = "+"
get :render_cookie
assert_equal "+", @response.body
end
def test_should_detect_if_cookie_is_deleted
cookies["foo"] = "bar"
get :delete_cookie
assert_nil cookies["foo"]
end
def test_multiple_mixed_method_process_should_scrub_rack_input
post :test_params, params: { id: 1, foo: "an foo" }
assert_equal({ "id" => "1", "foo" => "an foo", "controller" => "test_case_test/test", "action" => "test_params" }, ::JSON.parse(@response.body))
get :test_params, params: { bar: "an bar" }
assert_equal({ "bar" => "an bar", "controller" => "test_case_test/test", "action" => "test_params" }, ::JSON.parse(@response.body))
end
%w(controller response request).each do |variable|
%w(get post put delete head process).each do |method|
define_method("test_#{variable}_missing_for_#{method}_raises_error") do
remove_instance_variable "@#{variable}"
begin
send(method, :test_remote_addr)
assert false, "expected RuntimeError, got nothing"
rescue RuntimeError => error
assert_match(%r{@#{variable} is nil}, error.message)
rescue => error
assert false, "expected RuntimeError, got #{error.class}"
end
end
end
end
FILES_DIR = File.expand_path("../fixtures/multipart", __dir__)
READ_BINARY = "rb:binary"
READ_PLAIN = "r:binary"
def test_test_uploaded_file
filename = "ruby_on_rails.jpg"
path = "#{FILES_DIR}/#{filename}"
content_type = "image/png"
expected = File.read(path)
expected.force_encoding(Encoding::BINARY)
file = Rack::Test::UploadedFile.new(path, content_type)
assert_equal filename, file.original_filename
assert_equal content_type, file.content_type
assert_equal file.path, file.local_path
assert_equal expected, file.read
new_content_type = "new content_type"
file.content_type = new_content_type
assert_equal new_content_type, file.content_type
end
def test_fixture_path_is_accessed_from_self_instead_of_active_support_test_case
TestCaseTest.stub :fixture_path, FILES_DIR do
uploaded_file = fixture_file_upload("/ruby_on_rails.jpg", "image/png")
assert_equal File.open("#{FILES_DIR}/ruby_on_rails.jpg", READ_PLAIN).read, uploaded_file.read
end
end
def test_test_uploaded_file_with_binary
filename = "ruby_on_rails.jpg"
path = "#{FILES_DIR}/#{filename}"
content_type = "image/png"
binary_uploaded_file = Rack::Test::UploadedFile.new(path, content_type, :binary)
assert_equal File.open(path, READ_BINARY).read, binary_uploaded_file.read
plain_uploaded_file = Rack::Test::UploadedFile.new(path, content_type)
assert_equal File.open(path, READ_PLAIN).read, plain_uploaded_file.read
end
def test_fixture_file_upload_with_binary
filename = "ruby_on_rails.jpg"
path = "#{FILES_DIR}/#{filename}"
content_type = "image/jpg"
binary_file_upload = fixture_file_upload(path, content_type, :binary)
assert_equal File.open(path, READ_BINARY).read, binary_file_upload.read
plain_file_upload = fixture_file_upload(path, content_type)
assert_equal File.open(path, READ_PLAIN).read, plain_file_upload.read
end
def test_fixture_file_upload_should_be_able_access_to_tempfile
file = fixture_file_upload(FILES_DIR + "/ruby_on_rails.jpg", "image/jpg")
assert_respond_to file, :tempfile
end
def test_fixture_file_upload
post :test_file_upload,
params: {
file: fixture_file_upload(FILES_DIR + "/ruby_on_rails.jpg", "image/jpg")
}
assert_equal "45142", @response.body
end
def test_fixture_file_upload_relative_to_fixture_path
TestCaseTest.stub :fixture_path, FILES_DIR do
uploaded_file = fixture_file_upload("ruby_on_rails.jpg", "image/jpg")
assert_equal File.open("#{FILES_DIR}/ruby_on_rails.jpg", READ_PLAIN).read, uploaded_file.read
end
end
def test_fixture_file_upload_ignores_fixture_path_given_full_path
TestCaseTest.stub :fixture_path, __dir__ do
uploaded_file = fixture_file_upload("#{FILES_DIR}/ruby_on_rails.jpg", "image/jpg")
assert_equal File.open("#{FILES_DIR}/ruby_on_rails.jpg", READ_PLAIN).read, uploaded_file.read
end
end
def test_fixture_file_upload_ignores_nil_fixture_path
uploaded_file = fixture_file_upload("#{FILES_DIR}/ruby_on_rails.jpg", "image/jpg")
assert_equal File.open("#{FILES_DIR}/ruby_on_rails.jpg", READ_PLAIN).read, uploaded_file.read
end
def test_action_dispatch_uploaded_file_upload
filename = "ruby_on_rails.jpg"
path = "#{FILES_DIR}/#{filename}"
post :test_file_upload, params: {
file: Rack::Test::UploadedFile.new(path, "image/jpg", true)
}
assert_equal "45142", @response.body
end
def test_test_uploaded_file_exception_when_file_doesnt_exist
assert_raise(RuntimeError) { Rack::Test::UploadedFile.new("non_existent_file") }
end
def test_redirect_url_only_cares_about_location_header
get :create
assert_response :created
# Redirect url doesn't care that it wasn't a :redirect response.
assert_equal "/resource", @response.redirect_url
assert_equal @response.redirect_url, redirect_to_url
# Must be a :redirect response.
assert_raise(ActiveSupport::TestCase::Assertion) do
assert_redirected_to "/resource"
end
end
def test_exception_in_action_reaches_test
assert_raise(RuntimeError) do
process :boom, method: "GET"
end
end
def test_request_state_is_cleared_after_exception
assert_raise(RuntimeError) do
process :boom,
method: "GET",
params: { q: "test1" }
end
process :test_query_string,
method: "GET",
params: { q: "test2" }
assert_equal "q=test2", @response.body
end
end
class ResponseDefaultHeadersTest < ActionController::TestCase
class TestController < ActionController::Base
def remove_header
headers.delete params[:header]
head :ok, "C" => "3"
end
# Render a head response, but don't touch default headers
def leave_alone
head :ok
end
end
def before_setup
@original = ActionDispatch::Response.default_headers
@defaults = { "A" => "1", "B" => "2" }
ActionDispatch::Response.default_headers = @defaults
super
end
teardown do
ActionDispatch::Response.default_headers = @original
end
def setup
super
@controller = TestController.new
@request.env["PATH_INFO"] = nil
@routes = ActionDispatch::Routing::RouteSet.new.tap do |r|
r.draw do
ActiveSupport::Deprecation.silence do
get ":controller(/:action(/:id))"
end
end
end
end
test "response contains default headers" do
get :leave_alone
# Response headers start out with the defaults
assert_equal @defaults.merge("Content-Type" => "text/html"), response.headers
end
test "response deletes a default header" do
get :remove_header, params: { header: "A" }
assert_response :ok
# After a request, the response in the test case doesn't have the
# defaults merged on top again.
assert_not_includes response.headers, "A"
assert_includes response.headers, "B"
assert_includes response.headers, "C"
end
end
module EngineControllerTests
class Engine < ::Rails::Engine
isolate_namespace EngineControllerTests
routes.draw do
get "/" => "bar#index"
end
end
class BarController < ActionController::Base
def index
render plain: "bar"
end
end
class BarControllerTest < ActionController::TestCase
tests BarController
def test_engine_controller_route
get :index
assert_equal @response.body, "bar"
end
end
class BarControllerTestWithExplicitRouteSet < ActionController::TestCase
tests BarController
def setup
@routes = Engine.routes
end
def test_engine_controller_route
get :index
assert_equal @response.body, "bar"
end
end
end
class InferringClassNameTest < ActionController::TestCase
def test_determine_controller_class
assert_equal ContentController, determine_class("ContentControllerTest")
end
def test_determine_controller_class_with_nonsense_name
assert_nil determine_class("HelloGoodBye")
end
def test_determine_controller_class_with_sensible_name_where_no_controller_exists
assert_nil determine_class("NoControllerWithThisNameTest")
end
private
def determine_class(name)
ActionController::TestCase.determine_default_controller_class(name)
end
end
class CrazyNameTest < ActionController::TestCase
tests ContentController
def test_controller_class_can_be_set_manually_not_just_inferred
assert_equal ContentController, self.class.controller_class
end
end
class CrazySymbolNameTest < ActionController::TestCase
tests :content
def test_set_controller_class_using_symbol
assert_equal ContentController, self.class.controller_class
end
end
class CrazyStringNameTest < ActionController::TestCase
tests "content"
def test_set_controller_class_using_string
assert_equal ContentController, self.class.controller_class
end
end
class NamedRoutesControllerTest < ActionController::TestCase
tests ContentController
def test_should_be_able_to_use_named_routes_before_a_request_is_done
with_routing do |set|
set.draw { resources :contents }
assert_equal "http://test.host/contents/new", new_content_url
assert_equal "http://test.host/contents/1", content_url(id: 1)
end
end
end
class AnonymousControllerTest < ActionController::TestCase
def setup
@controller = Class.new(ActionController::Base) do
def index
render plain: params[:controller]
end
end.new
@routes = ActionDispatch::Routing::RouteSet.new.tap do |r|
r.draw do
ActiveSupport::Deprecation.silence do
get ":controller(/:action(/:id))"
end
end
end
end
def test_controller_name
get :index
assert_equal "anonymous", @response.body
end
end
class RoutingDefaultsTest < ActionController::TestCase
def setup
@controller = Class.new(ActionController::Base) do
def post
render plain: request.fullpath
end
def project
render plain: request.fullpath
end
end.new
@routes = ActionDispatch::Routing::RouteSet.new.tap do |r|
r.draw do
get "/posts/:id", to: "anonymous#post", bucket_type: "post"
get "/projects/:id", to: "anonymous#project", defaults: { bucket_type: "project" }
end
end
end
def test_route_option_can_be_passed_via_process
get :post, params: { id: 1, bucket_type: "post" }
assert_equal "/posts/1", @response.body
end
def test_route_default_is_not_required_for_building_request_uri
get :project, params: { id: 2 }
assert_equal "/projects/2", @response.body
end
end
