require 'abstract_unit'
class ConnectionTest < Test::Unit::TestCase
ResponseCodeStub = Struct.new(:code)
def setup
@conn = ActiveResource::Connection.new('http://localhost')
@matz = { :id => 1, :name => 'Matz' }
@david = { :id => 2, :name => 'David' }
@people = [ @matz, @david ].to_xml(:root => 'people')
@people_single = [ @matz ].to_xml(:root => 'people-single-elements')
@people_empty = [ ].to_xml(:root => 'people-empty-elements')
@matz = @matz.to_xml(:root => 'person')
@david = @david.to_xml(:root => 'person')
@header = {'key' => 'value'}.freeze
@default_request_headers = { 'Content-Type' => 'application/xml' }
ActiveResource::HttpMock.respond_to do |mock|
mock.get "/people/2.xml", @header, @david
mock.get "/people.xml", {}, @people
mock.get "/people_single_elements.xml", {}, @people_single
mock.get "/people_empty_elements.xml", {}, @people_empty
mock.get "/people/1.xml", {}, @matz
mock.put "/people/1.xml", {}, nil, 204
mock.put "/people/2.xml", {}, @header, 204
mock.delete "/people/1.xml", {}, nil, 200
mock.delete "/people/2.xml", @header, nil, 200
mock.post "/people.xml", {}, nil, 201, 'Location' => '/people/5.xml'
mock.post "/members.xml", {}, @header, 201, 'Location' => '/people/6.xml'
mock.head "/people/1.xml", {}, nil, 200
end
end
def test_handle_response
# 2xx and 3xx are valid responses.
[200, 299, 300, 399].each do |code|
expected = ResponseCodeStub.new(code)
assert_equal expected, handle_response(expected)
end
# 400 is a bad request (e.g. malformed URI or missing request parameter)
assert_response_raises ActiveResource::BadRequest, 400
# 401 is an unauthorized request
assert_response_raises ActiveResource::UnauthorizedAccess, 401
# 403 is a forbidden requst (and authorizing will not help)
assert_response_raises ActiveResource::ForbiddenAccess, 403
# 404 is a missing resource.
assert_response_raises ActiveResource::ResourceNotFound, 404
# 405 is a missing not allowed error
assert_response_raises ActiveResource::MethodNotAllowed, 405
# 409 is an optimistic locking error
assert_response_raises ActiveResource::ResourceConflict, 409
# 422 is a validation error
assert_response_raises ActiveResource::ResourceInvalid, 422
# 4xx are client errors.
[402, 499].each do |code|
assert_response_raises ActiveResource::ClientError, code
end
# 5xx are server errors.
[500, 599].each do |code|
assert_response_raises ActiveResource::ServerError, code
end
# Others are unknown.
[199, 600].each do |code|
assert_response_raises ActiveResource::ConnectionError, code
end
end
ResponseHeaderStub = Struct.new(:code, :message, 'Allow')
def test_should_return_allowed_methods_for_method_no_allowed_exception
begin
handle_response ResponseHeaderStub.new(405, "HTTP Failed...", "GET, POST")
rescue ActiveResource::MethodNotAllowed => e
assert_equal "Failed with 405 HTTP Failed...", e.message
assert_equal [:get, :post], e.allowed_methods
end
end
def test_initialize_raises_argument_error_on_missing_site
assert_raise(ArgumentError) { ActiveResource::Connection.new(nil) }
end
def test_site_accessor_accepts_uri_or_string_argument
site = URI.parse("http://localhost")
assert_raise(URI::InvalidURIError) { @conn.site = nil }
assert_nothing_raised { @conn.site = "http://localhost" }
assert_equal site, @conn.site
assert_nothing_raised { @conn.site = site }
assert_equal site, @conn.site
end
def test_timeout_accessor
@conn.timeout = 5
assert_equal 5, @conn.timeout
end
def test_get
matz = @conn.get("/people/1.xml")
assert_equal "Matz", matz["name"]
end
def test_head
response = @conn.head("/people/1.xml")
assert response.body.blank?
assert_equal 200, response.code
end
def test_get_with_header
david = @conn.get("/people/2.xml", @header)
assert_equal "David", david["name"]
end
def test_get_collection
people = @conn.get("/people.xml")
assert_equal "Matz", people[0]["name"]
assert_equal "David", people[1]["name"]
end
def test_get_collection_single
people = @conn.get("/people_single_elements.xml")
assert_equal "Matz", people[0]["name"]
end
def test_get_collection_empty
people = @conn.get("/people_empty_elements.xml")
assert_equal [], people
end
def test_post
response = @conn.post("/people.xml")
assert_equal "/people/5.xml", response["Location"]
end
def test_post_with_header
response = @conn.post("/members.xml", @header)
assert_equal "/people/6.xml", response["Location"]
end
def test_put
response = @conn.put("/people/1.xml")
assert_equal 204, response.code
end
def test_put_with_header
response = @conn.put("/people/2.xml", @header)
assert_equal 204, response.code
end
def test_delete
response = @conn.delete("/people/1.xml")
assert_equal 200, response.code
end
def test_delete_with_header
response = @conn.delete("/people/2.xml", @header)
assert_equal 200, response.code
end
protected
def assert_response_raises(klass, code)
assert_raise(klass, "Expected response code #{code} to raise #{klass}") do
handle_response ResponseCodeStub.new(code)
end
end
def handle_response(response)
@conn.send!(:handle_response, response)
end
end