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require 'cases/helper'
require 'support/schema_dumping_helper'
if subsecond_precision_supported?
class TimePrecisionTest < ActiveRecord::TestCase
include SchemaDumpingHelper
self.use_transactional_tests = false
class Foo < ActiveRecord::Base; end
setup do
@connection = ActiveRecord::Base.connection
Foo.reset_column_information
end
teardown do
@connection.drop_table :foos, if_exists: true
end
def test_time_data_type_with_precision
@connection.create_table(:foos, force: true)
@connection.add_column :foos, :start, :time, precision: 3
@connection.add_column :foos, :finish, :time, precision: 6
assert_equal 3, Foo.columns_hash['start'].precision
assert_equal 6, Foo.columns_hash['finish'].precision
end
def test_passing_precision_to_time_does_not_set_limit
@connection.create_table(:foos, force: true) do |t|
t.time :start, precision: 3
t.time :finish, precision: 6
end
assert_nil Foo.columns_hash['start'].limit
assert_nil Foo.columns_hash['finish'].limit
end
def test_invalid_time_precision_raises_error
assert_raises ActiveRecord::ActiveRecordError do
@connection.create_table(:foos, force: true) do |t|
t.time :start, precision: 7
t.time :finish, precision: 7
end
end
end
def test_formatting_time_according_to_precision
@connection.create_table(:foos, force: true) do |t|
t.time :start, precision: 0
t.time :finish, precision: 4
end
time = ::Time.utc(2000, 1, 1, 12, 30, 0, 999999)
Foo.create!(start: time, finish: time)
assert foo = Foo.find_by(start: time)
assert_equal 1, Foo.where(finish: time).count
assert_equal time.to_s, foo.start.to_s
assert_equal time.to_s, foo.finish.to_s
assert_equal 000000, foo.start.usec
assert_equal 999900, foo.finish.usec
end
def test_schema_dump_includes_time_precision
@connection.create_table(:foos, force: true) do |t|
t.time :start, precision: 4
t.time :finish, precision: 6
end
output = dump_table_schema("foos")
assert_match %r{t\.time\s+"start",\s+precision: 4$}, output
assert_match %r{t\.time\s+"finish",\s+precision: 6$}, output
end
if current_adapter?(:PostgreSQLAdapter)
def test_time_precision_with_zero_should_be_dumped
@connection.create_table(:foos, force: true) do |t|
t.time :start, precision: 0
t.time :finish, precision: 0
end
output = dump_table_schema("foos")
assert_match %r{t\.time\s+"start",\s+precision: 0$}, output
assert_match %r{t\.time\s+"finish",\s+precision: 0$}, output
end
end
end
end
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