class PostgresqlNumberTest

Public Instance Methods

test_data_type() click to toggle source
# File activerecord/test/cases/adapters/postgresql/numbers_test.rb, line 20
def test_data_type
  assert_equal :float, PostgresqlNumber.columns_hash["single"].type
  assert_equal :float, PostgresqlNumber.columns_hash["double"].type
end
test_update() click to toggle source
# File activerecord/test/cases/adapters/postgresql/numbers_test.rb, line 39
def test_update
  record = PostgresqlNumber.create! single: "123.456", double: "123456.789"
  new_single = 789.012
  new_double = 789012.345
  record.single = new_single
  record.double = new_double
  record.save!

  record.reload
  assert_equal new_single, record.single
  assert_equal new_double, record.double
end
test_values() click to toggle source
# File activerecord/test/cases/adapters/postgresql/numbers_test.rb, line 25
def test_values
  @connection.execute("INSERT INTO postgresql_numbers (id, single, double) VALUES (1, 123.456, 123456.789)")
  @connection.execute("INSERT INTO postgresql_numbers (id, single, double) VALUES (2, '-Infinity', 'Infinity')")
  @connection.execute("INSERT INTO postgresql_numbers (id, single, double) VALUES (3, 123.456, 'NaN')")

  first, second, third = PostgresqlNumber.find(1, 2, 3)

  assert_equal 123.456, first.single
  assert_equal 123456.789, first.double
  assert_equal(-::Float::INFINITY, second.single)
  assert_equal ::Float::INFINITY, second.double
  assert third.double.nan?, "Expected #{third.double} to be NaN"
end