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require "cases/helper"
require "active_record/tasks/database_tasks"
if current_adapter?(:PostgreSQLAdapter)
module ActiveRecord
class PostgreSQLDBCreateTest < ActiveRecord::TestCase
def setup
@connection = stub(create_database: true)
@configuration = {
"adapter" => "postgresql",
"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_postgresql_database
ActiveRecord::Base.expects(:establish_connection).with(
"adapter" => "postgresql",
"database" => "postgres",
"schema_search_path" => "public"
)
ActiveRecord::Tasks::DatabaseTasks.create @configuration
end
def test_creates_database_with_default_encoding
@connection.expects(:create_database).
with("my-app-db", @configuration.merge("encoding" => "utf8"))
ActiveRecord::Tasks::DatabaseTasks.create @configuration
end
def test_creates_database_with_given_encoding
@connection.expects(:create_database).
with("my-app-db", @configuration.merge("encoding" => "latin"))
ActiveRecord::Tasks::DatabaseTasks.create @configuration.
merge("encoding" => "latin")
end
def test_creates_database_with_given_collation_and_ctype
@connection.expects(:create_database).
with("my-app-db", @configuration.merge("encoding" => "utf8", "collation" => "ja_JP.UTF8", "ctype" => "ja_JP.UTF8"))
ActiveRecord::Tasks::DatabaseTasks.create @configuration.
merge("collation" => "ja_JP.UTF8", "ctype" => "ja_JP.UTF8")
end
def test_establishes_connection_to_new_database
ActiveRecord::Base.expects(:establish_connection).with(@configuration)
ActiveRecord::Tasks::DatabaseTasks.create @configuration
end
def test_db_create_with_error_prints_message
ActiveRecord::Base.stubs(:establish_connection).raises(Exception)
$stderr.stubs(:puts).returns(true)
$stderr.expects(:puts).
with("Couldn't create database for #{@configuration.inspect}")
assert_raises(Exception) { 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 PostgreSQLDBDropTest < ActiveRecord::TestCase
def setup
@connection = stub(drop_database: true)
@configuration = {
"adapter" => "postgresql",
"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_postgresql_database
ActiveRecord::Base.expects(:establish_connection).with(
"adapter" => "postgresql",
"database" => "postgres",
"schema_search_path" => "public"
)
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 PostgreSQLPurgeTest < ActiveRecord::TestCase
def setup
@connection = stub(create_database: true, drop_database: true)
@configuration = {
"adapter" => "postgresql",
"database" => "my-app-db"
}
ActiveRecord::Base.stubs(:connection).returns(@connection)
ActiveRecord::Base.stubs(:clear_active_connections!).returns(true)
ActiveRecord::Base.stubs(:establish_connection).returns(true)
end
def test_clears_active_connections
ActiveRecord::Base.expects(:clear_active_connections!)
ActiveRecord::Tasks::DatabaseTasks.purge @configuration
end
def test_establishes_connection_to_postgresql_database
ActiveRecord::Base.expects(:establish_connection).with(
"adapter" => "postgresql",
"database" => "postgres",
"schema_search_path" => "public"
)
ActiveRecord::Tasks::DatabaseTasks.purge @configuration
end
def test_drops_database
@connection.expects(:drop_database).with("my-app-db")
ActiveRecord::Tasks::DatabaseTasks.purge @configuration
end
def test_creates_database
@connection.expects(:create_database).
with("my-app-db", @configuration.merge("encoding" => "utf8"))
ActiveRecord::Tasks::DatabaseTasks.purge @configuration
end
def test_establishes_connection
ActiveRecord::Base.expects(:establish_connection).with(@configuration)
ActiveRecord::Tasks::DatabaseTasks.purge @configuration
end
end
class PostgreSQLDBCharsetTest < ActiveRecord::TestCase
def setup
@connection = stub(create_database: true)
@configuration = {
"adapter" => "postgresql",
"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(:encoding)
ActiveRecord::Tasks::DatabaseTasks.charset @configuration
end
end
class PostgreSQLDBCollationTest < ActiveRecord::TestCase
def setup
@connection = stub(create_database: true)
@configuration = {
"adapter" => "postgresql",
"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 PostgreSQLStructureDumpTest < ActiveRecord::TestCase
def setup
@connection = stub(structure_dump: true)
@configuration = {
"adapter" => "postgresql",
"database" => "my-app-db"
}
@filename = "awesome-file.sql"
ActiveRecord::Base.stubs(:connection).returns(@connection)
ActiveRecord::Base.stubs(:establish_connection).returns(true)
Kernel.stubs(:system)
File.stubs(:open)
end
def test_structure_dump
Kernel.expects(:system).with("pg_dump", "-s", "-x", "-O", "-f", @filename, "my-app-db").returns(true)
ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename)
end
def test_structure_dump_with_schema_search_path
@configuration["schema_search_path"] = "foo,bar"
Kernel.expects(:system).with("pg_dump", "-s", "-x", "-O", "-f", @filename, "--schema=foo", "--schema=bar", "my-app-db").returns(true)
ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename)
end
def test_structure_dump_with_schema_search_path_and_dump_schemas_all
@configuration["schema_search_path"] = "foo,bar"
Kernel.expects(:system).with("pg_dump", "-s", "-x", "-O", "-f", @filename, "my-app-db").returns(true)
with_dump_schemas(:all) do
ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename)
end
end
def test_structure_dump_with_dump_schemas_string
Kernel.expects(:system).with("pg_dump", "-s", "-x", "-O", "-f", @filename, "--schema=foo", "--schema=bar", "my-app-db").returns(true)
with_dump_schemas("foo,bar") do
ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename)
end
end
private
def with_dump_schemas(value, &block)
old_dump_schemas = ActiveRecord::Base.dump_schemas
ActiveRecord::Base.dump_schemas = value
yield
ensure
ActiveRecord::Base.dump_schemas = old_dump_schemas
end
end
class PostgreSQLStructureLoadTest < ActiveRecord::TestCase
def setup
@connection = stub
@configuration = {
"adapter" => "postgresql",
"database" => "my-app-db"
}
ActiveRecord::Base.stubs(:connection).returns(@connection)
ActiveRecord::Base.stubs(:establish_connection).returns(true)
Kernel.stubs(:system)
end
def test_structure_load
filename = "awesome-file.sql"
Kernel.expects(:system).with("psql", "-v", "ON_ERROR_STOP=1", "-q", "-f", filename, @configuration["database"]).returns(true)
ActiveRecord::Tasks::DatabaseTasks.structure_load(@configuration, filename)
end
def test_structure_load_accepts_path_with_spaces
filename = "awesome file.sql"
Kernel.expects(:system).with("psql", "-v", "ON_ERROR_STOP=1", "-q", "-f", filename, @configuration["database"]).returns(true)
ActiveRecord::Tasks::DatabaseTasks.structure_load(@configuration, filename)
end
end
end
end
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