require "cases/helper"
module ActiveRecord
module ConnectionAdapters
class ColumnDefinitionTest < ActiveRecord::TestCase
def setup
@adapter = AbstractAdapter.new(nil)
def @adapter.native_database_types
{:string => "varchar"}
end
@viz = @adapter.schema_creation
end
def test_can_set_coder
column = Column.new("title", nil, Type::String.new, "varchar(20)")
column.coder = YAML
assert_equal YAML, column.coder
end
def test_encoded?
column = Column.new("title", nil, Type::String.new, "varchar(20)")
assert !column.encoded?
column.coder = YAML
assert column.encoded?
end
def test_type_case_coded_column
column = Column.new("title", nil, Type::String.new, "varchar(20)")
column.coder = YAML
assert_equal "hello", column.type_cast("--- hello")
end
# Avoid column definitions in create table statements like:
# `title` varchar(255) DEFAULT NULL
def test_should_not_include_default_clause_when_default_is_null
column = Column.new("title", nil, Type::String.new, "varchar(20)")
column_def = ColumnDefinition.new(
column.name, "string",
column.limit, column.precision, column.scale, column.default, column.null)
assert_equal "title varchar(20)", @viz.accept(column_def)
end
def test_should_include_default_clause_when_default_is_present
column = Column.new("title", "Hello", Type::String.new, "varchar(20)")
column_def = ColumnDefinition.new(
column.name, "string",
column.limit, column.precision, column.scale, column.default, column.null)
assert_equal %Q{title varchar(20) DEFAULT 'Hello'}, @viz.accept(column_def)
end
def test_should_specify_not_null_if_null_option_is_false
column = Column.new("title", "Hello", Type::String.new, "varchar(20)", false)
column_def = ColumnDefinition.new(
column.name, "string",
column.limit, column.precision, column.scale, column.default, column.null)
assert_equal %Q{title varchar(20) DEFAULT 'Hello' NOT NULL}, @viz.accept(column_def)
end
if current_adapter?(:MysqlAdapter)
def test_should_set_default_for_mysql_binary_data_types
binary_column = MysqlAdapter::Column.new("title", "a", Type::Binary.new, "binary(1)")
assert_equal "a", binary_column.default
varbinary_column = MysqlAdapter::Column.new("title", "a", Type::Binary.new, "varbinary(1)")
assert_equal "a", varbinary_column.default
end
def test_should_not_set_default_for_blob_and_text_data_types
assert_raise ArgumentError do
MysqlAdapter::Column.new("title", "a", Type::Binary.new, "blob")
end
assert_raise ArgumentError do
MysqlAdapter::Column.new("title", "Hello", Type::Text.new)
end
text_column = MysqlAdapter::Column.new("title", nil, Type::Text.new)
assert_equal nil, text_column.default
not_null_text_column = MysqlAdapter::Column.new("title", nil, Type::Text.new, "text", false)
assert_equal "", not_null_text_column.default
end
def test_has_default_should_return_false_for_blob_and_text_data_types
blob_column = MysqlAdapter::Column.new("title", nil, Type::Binary.new, "blob")
assert !blob_column.has_default?
text_column = MysqlAdapter::Column.new("title", nil, Type::Text.new)
assert !text_column.has_default?
end
end
if current_adapter?(:Mysql2Adapter)
def test_should_set_default_for_mysql_binary_data_types
binary_column = Mysql2Adapter::Column.new("title", "a", Type::Binary.new, "binary(1)")
assert_equal "a", binary_column.default
varbinary_column = Mysql2Adapter::Column.new("title", "a", Type::Binary.new, "varbinary(1)")
assert_equal "a", varbinary_column.default
end
def test_should_not_set_default_for_blob_and_text_data_types
assert_raise ArgumentError do
Mysql2Adapter::Column.new("title", "a", Type::Binary.new, "blob")
end
assert_raise ArgumentError do
Mysql2Adapter::Column.new("title", "Hello", Type::Text.new)
end
text_column = Mysql2Adapter::Column.new("title", nil, Type::Text.new)
assert_equal nil, text_column.default
not_null_text_column = Mysql2Adapter::Column.new("title", nil, Type::Text.new, "text", false)
assert_equal "", not_null_text_column.default
end
def test_has_default_should_return_false_for_blob_and_text_data_types
blob_column = Mysql2Adapter::Column.new("title", nil, Type::Binary.new, "blob")
assert !blob_column.has_default?
text_column = Mysql2Adapter::Column.new("title", nil, Type::Text.new)
assert !text_column.has_default?
end
end
if current_adapter?(:PostgreSQLAdapter)
def test_bigint_column_should_map_to_integer
oid = PostgreSQLAdapter::OID::Integer.new
bigint_column = PostgreSQLColumn.new('number', nil, oid, "bigint")
assert_equal :integer, bigint_column.type
end
def test_smallint_column_should_map_to_integer
oid = PostgreSQLAdapter::OID::Integer.new
smallint_column = PostgreSQLColumn.new('number', nil, oid, "smallint")
assert_equal :integer, smallint_column.type
end
end
end
end
end