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# frozen_string_literal: true
require "cases/helper"
class DatabaseConfigurationsTest < ActiveRecord::TestCase
unless in_memory_db?
def test_empty_returns_true_when_db_configs_are_empty
old_config = ActiveRecord::Base.configurations
config = {}
ActiveRecord::Base.configurations = config
assert_predicate ActiveRecord::Base.configurations, :empty?
assert_predicate ActiveRecord::Base.configurations, :blank?
ensure
ActiveRecord::Base.configurations = old_config
ActiveRecord::Base.establish_connection :arunit
end
end
def test_configs_for_getter_with_env_name
configs = ActiveRecord::Base.configurations.configs_for(env_name: "arunit")
assert_equal 1, configs.size
assert_equal ["arunit"], configs.map(&:env_name)
end
def test_configs_for_getter_with_env_and_spec_name
config = ActiveRecord::Base.configurations.configs_for(env_name: "arunit", spec_name: "primary")
assert_equal "arunit", config.env_name
assert_equal "primary", config.spec_name
end
def test_default_hash_returns_config_hash_from_default_env
original_rails_env = ENV["RAILS_ENV"]
ENV["RAILS_ENV"] = "arunit"
assert_equal ActiveRecord::Base.configurations.configs_for(env_name: "arunit", spec_name: "primary").config, ActiveRecord::Base.configurations.default_hash
ensure
ENV["RAILS_ENV"] = original_rails_env
end
def test_find_db_config_returns_a_db_config_object_for_the_given_env
config = ActiveRecord::Base.configurations.find_db_config("arunit2")
assert_equal "arunit2", config.env_name
assert_equal "primary", config.spec_name
end
def test_to_h_turns_db_config_object_back_into_a_hash
configs = ActiveRecord::Base.configurations
assert_equal "ActiveRecord::DatabaseConfigurations", configs.class.name
assert_equal "Hash", configs.to_h.class.name
assert_equal ["arunit", "arunit2", "arunit_without_prepared_statements"], ActiveRecord::Base.configurations.to_h.keys.sort
end
end
class LegacyDatabaseConfigurationsTest < ActiveRecord::TestCase
unless in_memory_db?
def test_setting_configurations_hash
old_config = ActiveRecord::Base.configurations
config = { "adapter" => "sqlite3" }
assert_deprecated do
ActiveRecord::Base.configurations["readonly"] = config
end
assert_equal ["arunit", "arunit2", "arunit_without_prepared_statements", "readonly"], ActiveRecord::Base.configurations.configs_for.map(&:env_name).sort
ensure
ActiveRecord::Base.configurations = old_config
ActiveRecord::Base.establish_connection :arunit
end
end
def test_can_turn_configurations_into_a_hash
assert ActiveRecord::Base.configurations.to_h.is_a?(Hash), "expected to be a hash but was not."
assert_equal ["arunit", "arunit2", "arunit_without_prepared_statements"].sort, ActiveRecord::Base.configurations.to_h.keys.sort
end
def test_each_is_deprecated
assert_deprecated do
ActiveRecord::Base.configurations.each do |db_config|
assert_equal "primary", db_config.spec_name
end
end
end
def test_first_is_deprecated
assert_deprecated do
db_config = ActiveRecord::Base.configurations.first
assert_equal "arunit", db_config.env_name
assert_equal "primary", db_config.spec_name
end
end
def test_fetch_is_deprecated
assert_deprecated do
db_config = ActiveRecord::Base.configurations.fetch("arunit").first
assert_equal "arunit", db_config.env_name
assert_equal "primary", db_config.spec_name
end
end
def test_values_are_deprecated
config_hashes = ActiveRecord::Base.configurations.configurations.map(&:config)
assert_deprecated do
assert_equal config_hashes, ActiveRecord::Base.configurations.values
end
end
def test_unsupported_method_raises
assert_raises NotImplementedError do
ActiveRecord::Base.configurations.select { |a| a == "foo" }
end
end
end
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