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# frozen_string_literal: true
require "cases/helper"
module ActiveRecord
module ConnectionAdapters
class RegistrationTest < ActiveRecord::TestCase
def setup
@original_adapters = ActiveRecord::ConnectionAdapters.instance_variable_get(:@adapters).dup
ActiveRecord::ConnectionAdapters.instance_variable_get(:@adapters).delete("fake")
@fake_adapter_path = File.expand_path("../../support/fake_adapter.rb", __dir__)
end
def teardown
ActiveRecord::ConnectionAdapters.instance_variable_set(:@adapters, @original_adapters)
end
test "#register registers a new database adapter and #resolve can find it and raises if it cannot" do
exception = assert_raises(ActiveRecord::AdapterNotFound) do
ActiveRecord::ConnectionAdapters.resolve("fake")
end
assert_match(
/Database configuration specifies nonexistent 'fake' adapter. Available adapters are:/,
exception.message
)
ActiveRecord::ConnectionAdapters.register("fake", "FakeActiveRecordAdapter", @fake_adapter_path)
assert_equal "FakeActiveRecordAdapter", ActiveRecord::ConnectionAdapters.resolve("fake").name
end
test "#register allows for symbol key" do
exception = assert_raises(ActiveRecord::AdapterNotFound) do
ActiveRecord::ConnectionAdapters.resolve("fake")
end
assert_match(
/Database configuration specifies nonexistent 'fake' adapter. Available adapters are:/,
exception.message
)
ActiveRecord::ConnectionAdapters.register(:fake, "FakeActiveRecordAdapter", @fake_adapter_path)
assert_equal "FakeActiveRecordAdapter", ActiveRecord::ConnectionAdapters.resolve("fake").name
end
test "#resolve allows for symbol key" do
exception = assert_raises(ActiveRecord::AdapterNotFound) do
ActiveRecord::ConnectionAdapters.resolve("fake")
end
assert_match(
/Database configuration specifies nonexistent 'fake' adapter. Available adapters are:/,
exception.message
)
ActiveRecord::ConnectionAdapters.register("fake", "FakeActiveRecordAdapter", @fake_adapter_path)
assert_equal "FakeActiveRecordAdapter", ActiveRecord::ConnectionAdapters.resolve(:fake).name
end
end
class RegistrationIsolatedTest < ActiveRecord::TestCase
include ActiveSupport::Testing::Isolation
def setup
@original_adapters = ActiveRecord::ConnectionAdapters.instance_variable_get(:@adapters).dup
end
test "#resolve raises if the adapter is using the pre 7.2 adapter registration API" do
exception = assert_raises(ActiveRecord::AdapterNotFound) do
assert_deprecated(ActiveRecord.deprecator) do
ActiveRecord::ConnectionAdapters.resolve("fake_legacy")
end
end
assert_match(
/Database configuration specifies 'fake_legacy' adapter but that adapter has not been registered. Ensure that the adapter in the Gemfile is at the latest version. If it is, then the adapter may need to be modified./,
exception.message
)
ensure
ActiveRecord::ConnectionAdapters.instance_variable_get(:@adapters).delete("fake_legacy")
end
test "#resolve raises if the adapter maybe is using the pre 7.2 adapter registration API but we are not sure" do
exception = assert_raises(ActiveRecord::AdapterNotFound) do
assert_deprecated(ActiveRecord.deprecator) do
ActiveRecord::ConnectionAdapters.resolve("fake_misleading_legacy")
end
end
assert_match(
/Database configuration specifies nonexistent 'fake_misleading_legacy' adapter. Available adapters are:/,
exception.message
)
assert_match(
/Ensure that the adapter is spelled correctly in config\/database.yml and that you've added the necessary adapter gem to your Gemfile and that it is at its latest version. If it is up to date, the adapter may need to be modified./,
exception.message
)
ensure
ActiveRecord::ConnectionAdapters.instance_variable_get(:@adapters).delete("fake_misleading_legacy")
end
end
end
end
|
