diff options
Diffstat (limited to 'activerecord/test/cases/adapters/postgresql/numbers_test.rb')
-rw-r--r-- | activerecord/test/cases/adapters/postgresql/numbers_test.rb | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/activerecord/test/cases/adapters/postgresql/numbers_test.rb b/activerecord/test/cases/adapters/postgresql/numbers_test.rb new file mode 100644 index 0000000000..d90e9ccc66 --- /dev/null +++ b/activerecord/test/cases/adapters/postgresql/numbers_test.rb @@ -0,0 +1,49 @@ +require "cases/helper" + +class PostgresqlNumberTest < ActiveRecord::TestCase + class PostgresqlNumber < ActiveRecord::Base; end + + setup do + @connection = ActiveRecord::Base.connection + @connection.create_table('postgresql_numbers') do |t| + t.column 'single', 'REAL' + t.column 'double', 'DOUBLE PRECISION' + end + end + + teardown do + @connection.execute 'DROP TABLE IF EXISTS postgresql_numbers' + end + + def test_data_type + assert_equal :float, PostgresqlNumber.columns_hash["single"].type + assert_equal :float, PostgresqlNumber.columns_hash["double"].type + end + + 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_same ::Float::NAN, third.double + end + + 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 +end |