# frozen_string_literal: true
require "cases/helper"
require "support/connection_helper"
require "support/schema_dumping_helper"
class PostgresqlBitStringTest < ActiveRecord::PostgreSQLTestCase
include ConnectionHelper
include SchemaDumpingHelper
class PostgresqlBitString < ActiveRecord::Base; end
def setup
@connection = ActiveRecord::Base.connection
@connection.create_table("postgresql_bit_strings", force: true) do |t|
t.bit :a_bit, default: "00000011", limit: 8
t.bit_varying :a_bit_varying, default: "0011", limit: 4
t.bit :another_bit
t.bit_varying :another_bit_varying
end
end
def teardown
return unless @connection
@connection.drop_table "postgresql_bit_strings", if_exists: true
end
def test_bit_string_column
column = PostgresqlBitString.columns_hash["a_bit"]
assert_equal :bit, column.type
assert_equal "bit(8)", column.sql_type
assert_not_predicate column, :array?
type = PostgresqlBitString.type_for_attribute("a_bit")
assert_not_predicate type, :binary?
end
def test_bit_string_varying_column
column = PostgresqlBitString.columns_hash["a_bit_varying"]
assert_equal :bit_varying, column.type
assert_equal "bit varying(4)", column.sql_type
assert_not_predicate column, :array?
type = PostgresqlBitString.type_for_attribute("a_bit_varying")
assert_not_predicate type, :binary?
end
def test_default
assert_equal "00000011", PostgresqlBitString.column_defaults["a_bit"]
assert_equal "00000011", PostgresqlBitString.new.a_bit
assert_equal "0011", PostgresqlBitString.column_defaults["a_bit_varying"]
assert_equal "0011", PostgresqlBitString.new.a_bit_varying
end
def test_schema_dumping
output = dump_table_schema("postgresql_bit_strings")
assert_match %r{t\.bit\s+"a_bit",\s+limit: 8,\s+default: "00000011"$}, output
assert_match %r{t\.bit_varying\s+"a_bit_varying",\s+limit: 4,\s+default: "0011"$}, output
end
if ActiveRecord::Base.connection.prepared_statements
def test_assigning_invalid_hex_string_raises_exception
assert_raises(ActiveRecord::StatementInvalid) { PostgresqlBitString.create! a_bit: "FF" }
assert_raises(ActiveRecord::StatementInvalid) { PostgresqlBitString.create! a_bit_varying: "F" }
end
end
def test_roundtrip
record = PostgresqlBitString.create!(a_bit: "00001010", a_bit_varying: "0101")
assert_equal "00001010", record.a_bit
assert_equal "0101", record.a_bit_varying
assert_nil record.another_bit
assert_nil record.another_bit_varying
record.a_bit = "11111111"
record.a_bit_varying = "0xF"
record.save!
assert record.reload
assert_equal "11111111", record.a_bit
assert_equal "1111", record.a_bit_varying
end
end