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|
# frozen_string_literal: true
require "cases/helper"
require "active_record/tasks/database_tasks"
if current_adapter?(:Mysql2Adapter)
module ActiveRecord
class MysqlDBCreateTest < ActiveRecord::TestCase
def setup
@connection = Class.new { def create_database(*); end }.new
@configuration = {
"adapter" => "mysql2",
"database" => "my-app-db"
}
$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.stub(:connection, @connection) do
assert_called_with(
ActiveRecord::Base,
:establish_connection,
[
[ "adapter" => "mysql2", "database" => nil ],
[ "adapter" => "mysql2", "database" => "my-app-db" ],
]
) do
ActiveRecord::Tasks::DatabaseTasks.create @configuration
end
end
end
def test_creates_database_with_no_default_options
with_stubbed_connection_establish_connection do
assert_called_with(@connection, :create_database, ["my-app-db", {}]) do
ActiveRecord::Tasks::DatabaseTasks.create @configuration
end
end
end
def test_creates_database_with_given_encoding
with_stubbed_connection_establish_connection do
assert_called_with(@connection, :create_database, ["my-app-db", charset: "latin1"]) do
ActiveRecord::Tasks::DatabaseTasks.create @configuration.merge("encoding" => "latin1")
end
end
end
def test_creates_database_with_given_collation
with_stubbed_connection_establish_connection do
assert_called_with(
@connection,
:create_database,
["my-app-db", collation: "latin1_swedish_ci"]
) do
ActiveRecord::Tasks::DatabaseTasks.create @configuration.merge("collation" => "latin1_swedish_ci")
end
end
end
def test_establishes_connection_to_database
ActiveRecord::Base.stub(:connection, @connection) do
assert_called_with(
ActiveRecord::Base,
:establish_connection,
[
["adapter" => "mysql2", "database" => nil],
[@configuration]
]
) do
ActiveRecord::Tasks::DatabaseTasks.create @configuration
end
end
end
def test_when_database_created_successfully_outputs_info_to_stdout
with_stubbed_connection_establish_connection do
ActiveRecord::Tasks::DatabaseTasks.create @configuration
assert_equal "Created database 'my-app-db'\n", $stdout.string
end
end
def test_create_when_database_exists_outputs_info_to_stderr
with_stubbed_connection_establish_connection do
ActiveRecord::Base.connection.stub(
:create_database,
proc { raise ActiveRecord::Tasks::DatabaseAlreadyExists }
) do
ActiveRecord::Tasks::DatabaseTasks.create @configuration
assert_equal "Database 'my-app-db' already exists\n", $stderr.string
end
end
end
private
def with_stubbed_connection_establish_connection
ActiveRecord::Base.stub(:establish_connection, nil) do
ActiveRecord::Base.stub(:connection, @connection) do
yield
end
end
end
end
class MysqlDBCreateWithInvalidPermissionsTest < ActiveRecord::TestCase
def setup
@error = Mysql2::Error.new("Invalid permissions")
@configuration = {
"adapter" => "mysql2",
"database" => "my-app-db",
"username" => "pat",
"password" => "wossname"
}
$stdout, @original_stdout = StringIO.new, $stdout
$stderr, @original_stderr = StringIO.new, $stderr
end
def teardown
$stdout, $stderr = @original_stdout, @original_stderr
end
def test_raises_error
ActiveRecord::Base.stub(:establish_connection, -> * { raise @error }) do
assert_raises(Mysql2::Error, "Invalid permissions") do
ActiveRecord::Tasks::DatabaseTasks.create @configuration
end
end
end
end
class MySQLDBDropTest < ActiveRecord::TestCase
def setup
@connection = Class.new { def drop_database(name); end }.new
@configuration = {
"adapter" => "mysql2",
"database" => "my-app-db"
}
$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.stub(:connection, @connection) do
assert_called_with(
ActiveRecord::Base,
:establish_connection,
[@configuration]
) do
ActiveRecord::Tasks::DatabaseTasks.drop @configuration
end
end
end
def test_drops_database
with_stubbed_connection_establish_connection do
assert_called_with(@connection, :drop_database, ["my-app-db"]) do
ActiveRecord::Tasks::DatabaseTasks.drop @configuration
end
end
end
def test_when_database_dropped_successfully_outputs_info_to_stdout
with_stubbed_connection_establish_connection do
ActiveRecord::Tasks::DatabaseTasks.drop @configuration
assert_equal "Dropped database 'my-app-db'\n", $stdout.string
end
end
private
def with_stubbed_connection_establish_connection
ActiveRecord::Base.stub(:establish_connection, nil) do
ActiveRecord::Base.stub(:connection, @connection) do
yield
end
end
end
end
class MySQLPurgeTest < ActiveRecord::TestCase
def setup
@connection = Class.new { def recreate_database(*); end }.new
@configuration = {
"adapter" => "mysql2",
"database" => "test-db"
}
end
def test_establishes_connection_to_the_appropriate_database
ActiveRecord::Base.stub(:connection, @connection) do
assert_called_with(
ActiveRecord::Base,
:establish_connection,
[@configuration]
) do
ActiveRecord::Tasks::DatabaseTasks.purge @configuration
end
end
end
def test_recreates_database_with_no_default_options
with_stubbed_connection_establish_connection do
assert_called_with(@connection, :recreate_database, ["test-db", {}]) do
ActiveRecord::Tasks::DatabaseTasks.purge @configuration
end
end
end
def test_recreates_database_with_the_given_options
with_stubbed_connection_establish_connection do
assert_called_with(
@connection,
:recreate_database,
["test-db", charset: "latin", collation: "latin1_swedish_ci"]
) do
ActiveRecord::Tasks::DatabaseTasks.purge @configuration.merge(
"encoding" => "latin", "collation" => "latin1_swedish_ci")
end
end
end
private
def with_stubbed_connection_establish_connection
ActiveRecord::Base.stub(:establish_connection, nil) do
ActiveRecord::Base.stub(:connection, @connection) do
yield
end
end
end
end
class MysqlDBCharsetTest < ActiveRecord::TestCase
def setup
@connection = Class.new { def charset; end }.new
@configuration = {
"adapter" => "mysql2",
"database" => "my-app-db"
}
end
def test_db_retrieves_charset
ActiveRecord::Base.stub(:connection, @connection) do
assert_called(@connection, :charset) do
ActiveRecord::Tasks::DatabaseTasks.charset @configuration
end
end
end
end
class MysqlDBCollationTest < ActiveRecord::TestCase
def setup
@connection = Class.new { def collation; end }.new
@configuration = {
"adapter" => "mysql2",
"database" => "my-app-db"
}
end
def test_db_retrieves_collation
ActiveRecord::Base.stub(:connection, @connection) do
assert_called(@connection, :collation) do
ActiveRecord::Tasks::DatabaseTasks.collation @configuration
end
end
end
end
class MySQLStructureDumpTest < ActiveRecord::TestCase
def setup
@configuration = {
"adapter" => "mysql2",
"database" => "test-db"
}
end
def test_structure_dump
filename = "awesome-file.sql"
assert_called_with(
Kernel,
:system,
["mysqldump", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db"],
returns: true
) do
ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename)
end
end
def test_structure_dump_with_extra_flags
filename = "awesome-file.sql"
expected_command = ["mysqldump", "--noop", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "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_structure_dump_with_ignore_tables
filename = "awesome-file.sql"
ActiveRecord::SchemaDumper.stub(:ignore_tables, ["foo", "bar"]) do
assert_called_with(
Kernel,
:system,
["mysqldump", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "--ignore-table=test-db.foo", "--ignore-table=test-db.bar", "test-db"],
returns: true
) 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"
assert_called_with(
Kernel,
:system,
["mysqldump", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db"],
returns: false
) do
e = assert_raise(RuntimeError) {
ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename)
}
assert_match(/^failed to execute: `mysqldump`$/, e.message)
end
end
def test_structure_dump_with_port_number
filename = "awesome-file.sql"
assert_called_with(
Kernel,
:system,
["mysqldump", "--port=10000", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db"],
returns: true
) do
ActiveRecord::Tasks::DatabaseTasks.structure_dump(
@configuration.merge("port" => 10000),
filename)
end
end
def test_structure_dump_with_ssl
filename = "awesome-file.sql"
assert_called_with(
Kernel,
:system,
["mysqldump", "--ssl-ca=ca.crt", "--result-file", filename, "--no-data", "--routines", "--skip-comments", "test-db"],
returns: true
) do
ActiveRecord::Tasks::DatabaseTasks.structure_dump(
@configuration.merge("sslca" => "ca.crt"),
filename)
end
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", "--noop", "--execute", %{SET FOREIGN_KEY_CHECKS = 0; SOURCE #{filename}; SET FOREIGN_KEY_CHECKS = 1}, "--database", "test-db"]
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
|
