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Merge pull request #14570 from matthewd/uri_deprecation_warning

Avoid a spurious deprecation warning for database URLs
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commit d1a94dcc4c1c3f040edd4713c9a96913ef2146b2 1 parent c13169d
@rafaelfranca rafaelfranca authored
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52 activerecord/lib/active_record/connection_adapters/connection_specification.rb
@@ -124,7 +124,7 @@ def resolve(config)
if config
resolve_connection config
elsif env = ActiveRecord::ConnectionHandling::RAILS_ENV.call
- resolve_env_connection env.to_sym
+ resolve_symbol_connection env.to_sym
else
raise AdapterNotSpecified
end
@@ -193,42 +193,41 @@ def spec(config)
#
def resolve_connection(spec)
case spec
- when Symbol, String
- resolve_env_connection spec
+ when Symbol
+ resolve_symbol_connection spec
+ when String
+ resolve_string_connection spec
when Hash
resolve_hash_connection spec
end
end
+ def resolve_string_connection(spec)
+ # Rails has historically accepted a string to mean either
+ # an environment key or a URL spec, so we have deprecated
+ # this ambiguous behaviour and in the future this function
+ # can be removed in favor of resolve_url_connection.
+ if configurations.key?(spec)
+ ActiveSupport::Deprecation.warn "Passing a string to ActiveRecord::Base.establish_connection " \
+ "for a configuration lookup is deprecated, please pass a symbol (#{spec.to_sym.inspect}) instead"
+ resolve_connection(configurations[spec])
+ else
+ resolve_url_connection(spec)
+ end
+ end
+
# Takes the environment such as `:production` or `:development`.
# This requires that the @configurations was initialized with a key that
# matches.
#
- #
- # Resolver.new("production" => {}).resolve_env_connection(:production)
+ # Resolver.new("production" => {}).resolve_symbol_connection(:production)
# # => {}
#
- # Takes a connection URL.
- #
- # Resolver.new({}).resolve_env_connection("postgresql://localhost/foo")
- # # => { "host" => "localhost", "database" => "foo", "adapter" => "postgresql" }
- #
- def resolve_env_connection(spec)
- # Rails has historically accepted a string to mean either
- # an environment key or a URL spec, so we have deprecated
- # this ambiguous behaviour and in the future this function
- # can be removed in favor of resolve_string_connection and
- # resolve_symbol_connection.
+ def resolve_symbol_connection(spec)
if config = configurations[spec.to_s]
- if spec.is_a?(String)
- ActiveSupport::Deprecation.warn "Passing a string to ActiveRecord::Base.establish_connection " \
- "for a configuration lookup is deprecated, please pass a symbol (#{spec.to_sym.inspect}) instead"
- end
resolve_connection(config)
- elsif spec.is_a?(String)
- resolve_string_connection(spec)
else
- raise(AdapterNotSpecified, "'#{spec}' database is not configured. Available configuration: #{configurations.inspect}")
+ raise(AdapterNotSpecified, "'#{spec}' database is not configured. Available: #{configurations.keys.inspect}")
end
end
@@ -244,7 +243,12 @@ def resolve_hash_connection(spec)
spec
end
- def resolve_string_connection(url)
+ # Takes a connection URL.
+ #
+ # Resolver.new({}).resolve_url_connection("postgresql://localhost/foo")
+ # # => { "host" => "localhost", "database" => "foo", "adapter" => "postgresql" }
+ #
+ def resolve_url_connection(url)
ConnectionUrlResolver.new(url).to_hash
end
end
View
48 activerecord/test/cases/connection_adapters/connection_handler_test.rb
@@ -17,6 +17,54 @@ def teardown
ENV["DATABASE_URL"] = @previous_database_url
end
+ def resolve(spec, config)
+ ConnectionSpecification::Resolver.new(klass.new(config).resolve).resolve(spec)
+ end
+
+ def spec(spec, config)
+ ConnectionSpecification::Resolver.new(klass.new(config).resolve).spec(spec)
+ end
+
+ def test_resolver_with_database_uri_and_known_key
+ ENV['DATABASE_URL'] = "postgres://localhost/foo"
+ config = { "production" => { "adapter" => "not_postgres", "database" => "not_foo" } }
+ actual = resolve(:production, config)
+ expected = { "adapter"=>"postgresql", "database"=>"foo", "host"=>"localhost" }
+ assert_equal expected, actual
+ end
+
+ def test_resolver_with_database_uri_and_known_string_key
+ ENV['DATABASE_URL'] = "postgres://localhost/foo"
+ config = { "production" => { "adapter" => "not_postgres", "database" => "not_foo" } }
+ actual = assert_deprecated { resolve("production", config) }
+ expected = { "adapter"=>"postgresql", "database"=>"foo", "host"=>"localhost" }
+ assert_equal expected, actual
+ end
+
+ def test_resolver_with_database_uri_and_unknown_symbol_key
+ ENV['DATABASE_URL'] = "postgres://localhost/foo"
+ config = { "not_production" => { "adapter" => "not_postgres", "database" => "not_foo" } }
+ actual = resolve(:production, config)
+ expected = { "adapter"=>"postgresql", "database"=>"foo", "host"=>"localhost" }
+ assert_equal expected, actual
+ end
+
+ def test_resolver_with_database_uri_and_unknown_string_key
+ ENV['DATABASE_URL'] = "postgres://localhost/foo"
+ config = { "not_production" => { "adapter" => "not_postgres", "database" => "not_foo" } }
+ assert_raises AdapterNotSpecified do
+ spec("production", config)
+ end
+ end
+
+ def test_resolver_with_database_uri_and_supplied_url
+ ENV['DATABASE_URL'] = "not-postgres://not-localhost/not_foo"
+ config = { "production" => { "adapter" => "also_not_postgres", "database" => "also_not_foo" } }
+ actual = resolve("postgres://localhost/foo", config)
+ expected = { "adapter"=>"postgresql", "database"=>"foo", "host"=>"localhost" }
+ assert_equal expected, actual
+ end
+
def test_jdbc_url
config = { "production" => { "url" => "jdbc:postgres://localhost/foo" } }
actual = klass.new(config).resolve
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