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# frozen_string_literal: true
require "cases/helper"
module ActiveModel
module Type
class RegistryTest < ActiveModel::TestCase
test "a class can be registered for a symbol" do
registry = Type::Registry.new
registry.register(:foo, ::String)
registry.register(:bar, ::Array)
assert_equal "", registry.lookup(:foo)
assert_equal [], registry.lookup(:bar)
end
test "a block can be registered" do
registry = Type::Registry.new
registry.register(:foo) do |*args|
[*args, "block for foo"]
end
registry.register(:bar) do |*args|
[*args, "block for bar"]
end
assert_equal [:foo, 1, "block for foo"], registry.lookup(:foo, 1)
assert_equal [:foo, 2, "block for foo"], registry.lookup(:foo, 2)
assert_equal [:bar, 1, 2, 3, "block for bar"], registry.lookup(:bar, 1, 2, 3)
end
test "a reasonable error is given when no type is found" do
registry = Type::Registry.new
e = assert_raises(ArgumentError) do
registry.lookup(:foo)
end
assert_equal "Unknown type :foo", e.message
end
end
end
end
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