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require "helper"
require "active_job/arguments"
require "models/person"
require "active_support/core_ext/hash/indifferent_access"
require "jobs/kwargs_job"
class ArgumentSerializationTest < ActiveSupport::TestCase
setup do
@person = Person.find("5")
end
[ nil, 1, 1.0, 1_000_000_000_000_000_000_000,
"a", true, false, BigDecimal.new(5),
[ 1, "a" ],
{ "a" => 1 }
].each do |arg|
test "serializes #{arg.class} - #{arg} verbatim" do
assert_arguments_unchanged arg
end
end
[ :a, Object.new, self, Person.find("5").to_gid ].each do |arg|
test "does not serialize #{arg.class}" do
assert_raises ActiveJob::SerializationError do
ActiveJob::Arguments.serialize [ arg ]
end
assert_raises ActiveJob::DeserializationError do
ActiveJob::Arguments.deserialize [ arg ]
end
end
end
test "should convert records to Global IDs" do
assert_arguments_roundtrip [@person]
end
test "should dive deep into arrays and hashes" do
assert_arguments_roundtrip [3, [@person]]
assert_arguments_roundtrip [{ "a" => @person }]
end
test "should maintain string and symbol keys" do
assert_arguments_roundtrip([a: 1, "b" => 2])
end
test "should maintain hash with indifferent access" do
symbol_key = { a: 1 }
string_key = { "a" => 1 }
indifferent_access = { a: 1 }.with_indifferent_access
assert_not_instance_of ActiveSupport::HashWithIndifferentAccess, perform_round_trip([symbol_key]).first
assert_not_instance_of ActiveSupport::HashWithIndifferentAccess, perform_round_trip([string_key]).first
assert_instance_of ActiveSupport::HashWithIndifferentAccess, perform_round_trip([indifferent_access]).first
end
test "should disallow non-string/symbol hash keys" do
assert_raises ActiveJob::SerializationError do
ActiveJob::Arguments.serialize [ { 1 => 2 } ]
end
assert_raises ActiveJob::SerializationError do
ActiveJob::Arguments.serialize [ { a: [{ 2 => 3 }] } ]
end
end
test "should not allow reserved hash keys" do
["_aj_globalid", :_aj_globalid, "_aj_symbol_keys", :_aj_symbol_keys,
"_aj_hash_with_indifferent_access", :_aj_hash_with_indifferent_access].each do |key|
assert_raises ActiveJob::SerializationError do
ActiveJob::Arguments.serialize [key => 1]
end
end
end
test "should not allow non-primitive objects" do
assert_raises ActiveJob::SerializationError do
ActiveJob::Arguments.serialize [Object.new]
end
assert_raises ActiveJob::SerializationError do
ActiveJob::Arguments.serialize [1, [Object.new]]
end
end
test "allows for keyword arguments" do
KwargsJob.perform_later(argument: 2)
assert_equal "Job with argument: 2", JobBuffer.last_value
end
test "raises a friendly SerializationError for records without ids" do
err = assert_raises ActiveJob::SerializationError do
ActiveJob::Arguments.serialize [Person.new(nil)]
end
assert_match "Unable to serialize Person without an id.", err.message
end
private
def assert_arguments_unchanged(*args)
assert_arguments_roundtrip args
end
def assert_arguments_roundtrip(args)
assert_equal args, perform_round_trip(args)
end
def perform_round_trip(args)
ActiveJob::Arguments.deserialize(ActiveJob::Arguments.serialize(args))
end
end
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