require "cases/helper" require "active_record/tasks/database_tasks" if current_adapter?(:Mysql2Adapter) module ActiveRecord class MysqlDBCreateTest < ActiveRecord::TestCase def setup @connection = stub(create_database: true) @configuration = { "adapter" => "mysql2", "database" => "my-app-db" } ActiveRecord::Base.stubs(:connection).returns(@connection) ActiveRecord::Base.stubs(:establish_connection).returns(true) $stdout, @original_stdout = StringIO.new, $stdout $stderr, @original_stderr = StringIO.new, $stderr end def teardown $stdout, $stderr = @original_stdout, @original_stderr end def test_establishes_connection_without_database ActiveRecord::Base.expects(:establish_connection). with("adapter" => "mysql2", "database" => nil) ActiveRecord::Tasks::DatabaseTasks.create @configuration end def test_creates_database_with_no_default_options @connection.expects(:create_database). with("my-app-db", {}) ActiveRecord::Tasks::DatabaseTasks.create @configuration end def test_creates_database_with_given_encoding @connection.expects(:create_database). with("my-app-db", charset: "latin1") ActiveRecord::Tasks::DatabaseTasks.create @configuration.merge("encoding" => "latin1") end def test_creates_database_with_given_collation @connection.expects(:create_database). with("my-app-db", collation: "latin1_swedish_ci") ActiveRecord::Tasks::DatabaseTasks.create @configuration.merge("collation" => "latin1_swedish_ci") end def test_establishes_connection_to_database ActiveRecord::Base.expects(:establish_connection).with(@configuration) ActiveRecord::Tasks::DatabaseTasks.create @configuration end def test_when_database_created_successfully_outputs_info_to_stdout ActiveRecord::Tasks::DatabaseTasks.create @configuration assert_equal "Created database 'my-app-db'\n", $stdout.string end def test_create_when_database_exists_outputs_info_to_stderr ActiveRecord::Base.connection.stubs(:create_database).raises( ActiveRecord::Tasks::DatabaseAlreadyExists ) ActiveRecord::Tasks::DatabaseTasks.create @configuration assert_equal "Database 'my-app-db' already exists\n", $stderr.string end end class MysqlDBCreateAsRootTest < ActiveRecord::TestCase def setup @connection = stub("Connection", create_database: true) @error = Mysql2::Error.new("Invalid permissions") @configuration = { "adapter" => "mysql2", "database" => "my-app-db", "username" => "pat", "password" => "wossname" } $stdin.stubs(:gets).returns("secret\n") $stdout.stubs(:print).returns(nil) @error.stubs(:errno).returns(1045) ActiveRecord::Base.stubs(:connection).returns(@connection) ActiveRecord::Base.stubs(:establish_connection). raises(@error). then.returns(true) $stdout, @original_stdout = StringIO.new, $stdout $stderr, @original_stderr = StringIO.new, $stderr end def teardown $stdout, $stderr = @original_stdout, @original_stderr end def test_root_password_is_requested assert_permissions_granted_for("pat") $stdin.expects(:gets).returns("secret\n") ActiveRecord::Tasks::DatabaseTasks.create @configuration end def test_connection_established_as_root assert_permissions_granted_for("pat") ActiveRecord::Base.expects(:establish_connection).with( "adapter" => "mysql2", "database" => nil, "username" => "root", "password" => "secret" ) ActiveRecord::Tasks::DatabaseTasks.create @configuration end def test_database_created_by_root assert_permissions_granted_for("pat") @connection.expects(:create_database). with("my-app-db", {}) ActiveRecord::Tasks::DatabaseTasks.create @configuration end def test_grant_privileges_for_normal_user assert_permissions_granted_for("pat") ActiveRecord::Tasks::DatabaseTasks.create @configuration end def test_do_not_grant_privileges_for_root_user @configuration["username"] = "root" @configuration["password"] = "" ActiveRecord::Tasks::DatabaseTasks.create @configuration end def test_connection_established_as_normal_user assert_permissions_granted_for("pat") ActiveRecord::Base.expects(:establish_connection).returns do ActiveRecord::Base.expects(:establish_connection).with( "adapter" => "mysql2", "database" => "my-app-db", "username" => "pat", "password" => "secret" ) raise @error end ActiveRecord::Tasks::DatabaseTasks.create @configuration end def test_sends_output_to_stderr_when_other_errors @error.stubs(:errno).returns(42) $stderr.expects(:puts).at_least_once.returns(nil) ActiveRecord::Tasks::DatabaseTasks.create @configuration end private def assert_permissions_granted_for(db_user) db_name = @configuration["database"] db_password = @configuration["password"] @connection.expects(:execute).with("GRANT ALL PRIVILEGES ON #{db_name}.* TO '#{db_user}'@'localhost' IDENTIFIED BY '#{db_password}' WITH GRANT OPTION;") end end class MySQLDBDropTest < ActiveRecord::TestCase def setup @connection = stub(drop_database: true) @configuration = { "adapter" => "mysql2", "database" => "my-app-db" } ActiveRecord::Base.stubs(:connection).returns(@connection) ActiveRecord::Base.stubs(:establish_connection).returns(true) $stdout, @original_stdout = StringIO.new, $stdout $stderr, @original_stderr = StringIO.new, $stderr end def teardown $stdout, $stderr = @original_stdout, @original_stderr end def test_establishes_connection_to_mysql_database ActiveRecord::Base.expects(:establish_connection).with @configuration ActiveRecord::Tasks::DatabaseTasks.drop @configuration end def test_drops_database @connection.expects(:drop_database).with("my-app-db") ActiveRecord::Tasks::DatabaseTasks.drop @configuration end def test_when_database_dropped_successfully_outputs_info_to_stdout ActiveRecord::Tasks::DatabaseTasks.drop @configuration assert_equal "Dropped database 'my-app-db'\n", $stdout.string end end class MySQLPurgeTest < ActiveRecord::TestCase def setup @connection = stub(recreate_database: true) @configuration = { "adapter" => "mysql2", "database" => "test-db" } ActiveRecord::Base.stubs(:connection).returns(@connection) ActiveRecord::Base.stubs(:establish_connection).returns(true) end def test_establishes_connection_to_the_appropriate_database ActiveRecord::Base.expects(:establish_connection).with(@configuration) ActiveRecord::Tasks::DatabaseTasks.purge @configuration end def test_recreates_database_with_no_default_options @connection.expects(:recreate_database). with("test-db", {}) ActiveRecord::Tasks::DatabaseTasks.purge @configuration end def test_recreates_database_with_the_given_options @connection.expects(:recreate_database). with("test-db", charset: "latin", collation: "latin1_swedish_ci") ActiveRecord::Tasks::DatabaseTasks.purge @configuration.merge( "encoding" => "latin", "collation" => "latin1_swedish_ci") end end class MysqlDBCharsetTest < ActiveRecord::TestCase def setup @connection = stub(create_database: true) @configuration = { "adapter" => "mysql2", "database" => "my-app-db" } ActiveRecord::Base.stubs(:connection).returns(@connection) ActiveRecord::Base.stubs(:establish_connection).returns(true) end def test_db_retrieves_charset @connection.expects(:charset) ActiveRecord::Tasks::DatabaseTasks.charset @configuration end end class MysqlDBCollationTest < ActiveRecord::TestCase def setup @connection = stub(create_database: true) @configuration = { "adapter" => "mysql2", "database" => "my-app-db" } ActiveRecord::Base.stubs(:connection).returns(@connection) ActiveRecord::Base.stubs(:establish_connection).returns(true) end def test_db_retrieves_collation @connection.expects(:collation) ActiveRecord::Tasks::DatabaseTasks.collation @configuration end end class MySQLStructureDumpTest < ActiveRecord::TestCase def setup @configuration = { "adapter" => "mysql2", "database" => "test-db" } end def test_structure_dump filename = "awesome-file.sql" Kernel.expects(:system).with("mysqldump", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db").returns(true) ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename) end def test_structure_dump_with_extra_flags filename = "awesome-file.sql" expected_command = ["mysqldump", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "--noop", "test-db"] assert_called_with(Kernel, :system, expected_command, returns: true) do with_structure_dump_flags(["--noop"]) do ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename) end end end def test_warn_when_external_structure_dump_command_execution_fails filename = "awesome-file.sql" Kernel.expects(:system) .with("mysqldump", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db") .returns(false) e = assert_raise(RuntimeError) { ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename) } assert_match(/^failed to execute: `mysqldump`$/, e.message) end def test_structure_dump_with_port_number filename = "awesome-file.sql" Kernel.expects(:system).with("mysqldump", "--port=10000", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db").returns(true) ActiveRecord::Tasks::DatabaseTasks.structure_dump( @configuration.merge("port" => 10000), filename) end def test_structure_dump_with_ssl filename = "awesome-file.sql" Kernel.expects(:system).with("mysqldump", "--ssl-ca=ca.crt", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db").returns(true) ActiveRecord::Tasks::DatabaseTasks.structure_dump( @configuration.merge("sslca" => "ca.crt"), filename) end private def with_structure_dump_flags(flags) old = ActiveRecord::Tasks::DatabaseTasks.structure_dump_flags ActiveRecord::Tasks::DatabaseTasks.structure_dump_flags = flags yield ensure ActiveRecord::Tasks::DatabaseTasks.structure_dump_flags = old end end class MySQLStructureLoadTest < ActiveRecord::TestCase def setup @configuration = { "adapter" => "mysql2", "database" => "test-db" } end def test_structure_load filename = "awesome-file.sql" expected_command = ["mysql", "--execute", %{SET FOREIGN_KEY_CHECKS = 0; SOURCE #{filename}; SET FOREIGN_KEY_CHECKS = 1}, "--database", "test-db", "--noop"] assert_called_with(Kernel, :system, expected_command, returns: true) do with_structure_load_flags(["--noop"]) do ActiveRecord::Tasks::DatabaseTasks.structure_load(@configuration, filename) end end end private def with_structure_load_flags(flags) old = ActiveRecord::Tasks::DatabaseTasks.structure_load_flags ActiveRecord::Tasks::DatabaseTasks.structure_load_flags = flags yield ensure ActiveRecord::Tasks::DatabaseTasks.structure_load_flags = old end end end end