mirror of
https://github.com/rails/rails.git
synced 2022-11-09 12:12:34 -05:00
145 lines
3.3 KiB
Ruby
145 lines
3.3 KiB
Ruby
require 'abstract_unit'
|
|
|
|
class AssertDifferenceTest < ActiveSupport::TestCase
|
|
def setup
|
|
@object = Class.new do
|
|
attr_accessor :num
|
|
def increment
|
|
self.num += 1
|
|
end
|
|
|
|
def decrement
|
|
self.num -= 1
|
|
end
|
|
end.new
|
|
@object.num = 0
|
|
end
|
|
|
|
if lambda { }.respond_to?(:binding)
|
|
def test_assert_no_difference
|
|
assert_no_difference '@object.num' do
|
|
# ...
|
|
end
|
|
end
|
|
|
|
def test_assert_difference
|
|
assert_difference '@object.num', +1 do
|
|
@object.increment
|
|
end
|
|
end
|
|
|
|
def test_assert_difference_with_implicit_difference
|
|
assert_difference '@object.num' do
|
|
@object.increment
|
|
end
|
|
end
|
|
|
|
def test_arbitrary_expression
|
|
assert_difference '@object.num + 1', +2 do
|
|
@object.increment
|
|
@object.increment
|
|
end
|
|
end
|
|
|
|
def test_negative_differences
|
|
assert_difference '@object.num', -1 do
|
|
@object.decrement
|
|
end
|
|
end
|
|
|
|
def test_expression_is_evaluated_in_the_appropriate_scope
|
|
local_scope = 'foo'
|
|
silence_warnings do
|
|
assert_difference('local_scope; @object.num') { @object.increment }
|
|
end
|
|
end
|
|
|
|
def test_array_of_expressions
|
|
assert_difference [ '@object.num', '@object.num + 1' ], +1 do
|
|
@object.increment
|
|
end
|
|
end
|
|
|
|
def test_array_of_expressions_identify_failure
|
|
assert_difference ['@object.num', '1 + 1'] do
|
|
@object.increment
|
|
end
|
|
fail 'should not get to here'
|
|
rescue Exception => e
|
|
assert_equal "<3> expected but was\n<2>.", e.message
|
|
end
|
|
|
|
def test_array_of_expressions_identify_failure_when_message_provided
|
|
assert_difference ['@object.num', '1 + 1'], 1, 'something went wrong' do
|
|
@object.increment
|
|
end
|
|
fail 'should not get to here'
|
|
rescue Exception => e
|
|
assert_equal "something went wrong.\n<3> expected but was\n<2>.", e.message
|
|
end
|
|
else
|
|
def default_test; end
|
|
end
|
|
end
|
|
|
|
# These should always pass
|
|
if ActiveSupport::Testing.const_defined?(:Default)
|
|
class NotTestingThingsTest < Test::Unit::TestCase
|
|
include ActiveSupport::Testing::Default
|
|
end
|
|
end
|
|
|
|
class AlsoDoingNothingTest < ActiveSupport::TestCase
|
|
end
|
|
|
|
# Setup and teardown callbacks.
|
|
class SetupAndTeardownTest < ActiveSupport::TestCase
|
|
setup :reset_callback_record, :foo
|
|
teardown :foo, :sentinel, :foo
|
|
|
|
def test_inherited_setup_callbacks
|
|
assert_equal [:reset_callback_record, :foo], self.class.setup_callback_chain.map(&:method)
|
|
assert_equal [:foo], @called_back
|
|
assert_equal [:foo, :sentinel, :foo], self.class.teardown_callback_chain.map(&:method)
|
|
end
|
|
|
|
def setup
|
|
end
|
|
|
|
def teardown
|
|
end
|
|
|
|
protected
|
|
def reset_callback_record
|
|
@called_back = []
|
|
end
|
|
|
|
def foo
|
|
@called_back << :foo
|
|
end
|
|
|
|
def sentinel
|
|
assert_equal [:foo, :foo], @called_back
|
|
end
|
|
end
|
|
|
|
|
|
class SubclassSetupAndTeardownTest < SetupAndTeardownTest
|
|
setup :bar
|
|
teardown :bar
|
|
|
|
def test_inherited_setup_callbacks
|
|
assert_equal [:reset_callback_record, :foo, :bar], self.class.setup_callback_chain.map(&:method)
|
|
assert_equal [:foo, :bar], @called_back
|
|
assert_equal [:foo, :sentinel, :foo, :bar], self.class.teardown_callback_chain.map(&:method)
|
|
end
|
|
|
|
protected
|
|
def bar
|
|
@called_back << :bar
|
|
end
|
|
|
|
def sentinel
|
|
assert_equal [:foo, :bar, :bar, :foo], @called_back
|
|
end
|
|
end
|