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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
# 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, SqlTypeMetadata.new(limit: 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", SqlTypeMetadata.new(limit: 20))
column_def = ColumnDefinition.new(
column.name, "string",
column.limit, column.precision, column.scale, column.default, column.null)
assert_equal "title varchar(20) DEFAULT 'Hello'", @viz.accept(column_def)
end
def test_should_specify_not_null_if_null_option_is_false
type_metadata = SqlTypeMetadata.new(limit: 20)
column = Column.new("title", "Hello", type_metadata, false)
column_def = ColumnDefinition.new(
column.name, "string",
column.limit, column.precision, column.scale, column.default, column.null)
assert_equal "title varchar(20) DEFAULT 'Hello' NOT NULL", @viz.accept(column_def)
end
end
end
end
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