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# frozen_string_literal: true
require "cases/helper"
require "support/schema_dumping_helper"
class TimePrecisionTest < ActiveRecord::TestCase
if supports_datetime_with_precision?
include SchemaDumpingHelper
self.use_transactional_tests = false
class Foo < ActiveRecord::Base; end
setup do
@connection = ActiveRecord::Base.lease_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_time_precision_is_truncated_on_assignment
@connection.create_table(:foos, force: true)
@connection.add_column :foos, :start, :time, precision: 0
@connection.add_column :foos, :finish, :time, precision: 6
time = ::Time.now.change(nsec: 123456789)
foo = Foo.new(start: time, finish: time)
assert_equal 0, foo.start.nsec
assert_equal 123456000, foo.finish.nsec
foo.save!
foo.reload
assert_equal 0, foo.start.nsec
assert_equal 123456000, foo.finish.nsec
end
unless current_adapter?(:Mysql2Adapter, :TrilogyAdapter)
def test_no_time_precision_isnt_truncated_on_assignment
@connection.create_table(:foos, force: true)
@connection.add_column :foos, :start, :time
@connection.add_column :foos, :finish, :time, precision: 6
time = ::Time.now.change(nsec: 123)
foo = Foo.new(start: time, finish: time)
assert_equal 123, foo.start.nsec
assert_equal 0, foo.finish.nsec
foo.save!
foo.reload
assert_equal 0, foo.start.nsec
assert_equal 0, foo.finish.nsec
end
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 ArgumentError 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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