diff options
Diffstat (limited to 'activejob/test/cases/serializers_test.rb')
-rw-r--r-- | activejob/test/cases/serializers_test.rb | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/activejob/test/cases/serializers_test.rb b/activejob/test/cases/serializers_test.rb new file mode 100644 index 0000000000..a86f168d03 --- /dev/null +++ b/activejob/test/cases/serializers_test.rb @@ -0,0 +1,98 @@ +# frozen_string_literal: true + +require "helper" +require "active_job/serializers" + +class SerializersTest < ActiveSupport::TestCase + class DummyValueObject + attr_accessor :value + + def initialize(value) + @value = value + end + + def ==(other) + self.value == other.value + end + end + + class DummySerializer < ActiveJob::Serializers::ObjectSerializer + def serialize(object) + super({ "value" => object.value }) + end + + def deserialize(hash) + DummyValueObject.new(hash["value"]) + end + + private + + def klass + DummyValueObject + end + end + + setup do + @value_object = DummyValueObject.new 123 + @original_serializers = ActiveJob::Serializers.serializers + end + + teardown do + ActiveJob::Serializers._additional_serializers = @original_serializers + end + + test "can't serialize unknown object" do + assert_raises ActiveJob::SerializationError do + ActiveJob::Serializers.serialize @value_object + end + end + + test "will serialize objects with serializers registered" do + ActiveJob::Serializers.add_serializers DummySerializer + + assert_equal( + { "_aj_serialized" => "SerializersTest::DummySerializer", "value" => 123 }, + ActiveJob::Serializers.serialize(@value_object) + ) + end + + test "won't deserialize unknown hash" do + hash = { "_dummy_serializer" => 123, "_aj_symbol_keys" => [] } + error = assert_raises(ArgumentError) do + ActiveJob::Serializers.deserialize(hash) + end + assert_equal( + 'Serializer name is not present in the argument: {"_dummy_serializer"=>123, "_aj_symbol_keys"=>[]}', + error.message + ) + end + + test "won't deserialize unknown serializer" do + hash = { "_aj_serialized" => "DoNotExist", "value" => 123 } + error = assert_raises(ArgumentError) do + ActiveJob::Serializers.deserialize(hash) + end + assert_equal( + "Serializer DoNotExist is not know", + error.message + ) + end + + test "will deserialize know serialized objects" do + ActiveJob::Serializers.add_serializers DummySerializer + hash = { "_aj_serialized" => "SerializersTest::DummySerializer", "value" => 123 } + assert_equal DummyValueObject.new(123), ActiveJob::Serializers.deserialize(hash) + end + + test "adds new serializer" do + ActiveJob::Serializers.add_serializers DummySerializer + assert ActiveJob::Serializers.serializers.include?(DummySerializer) + end + + test "can't add serializer with the same key twice" do + ActiveJob::Serializers.add_serializers DummySerializer + assert_no_difference(-> { ActiveJob::Serializers.serializers.size }) do + ActiveJob::Serializers.add_serializers DummySerializer + end + end +end |