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|
require File.expand_path('../acceptance_test_helper', __FILE__)
class StubClassMethodDefinedOnSuperclassTest < Mocha::TestCase
include AcceptanceTest
def setup
setup_acceptance_test
end
def teardown
teardown_acceptance_test
end
# rubocop:disable Lint/DuplicateMethods
def test_should_stub_public_method_on_child_class_and_leave_it_unchanged_after_test
superklass = Class.new do
class << self
def my_class_method
:original_return_value
end
public :my_class_method
end
end
klass = Class.new(superklass)
assert_snapshot_unchanged(klass) do
test_result = run_as_test do
klass.stubs(:my_class_method).returns(:new_return_value)
assert_equal :new_return_value, klass.my_class_method
end
assert_passed(test_result)
end
assert_equal :original_return_value, klass.my_class_method
end
def test_should_stub_protected_method_on_child_class_and_leave_it_unchanged_after_test
superklass = Class.new do
class << self
def my_class_method
:original_return_value
end
protected :my_class_method
end
end
klass = Class.new(superklass)
assert_snapshot_unchanged(klass) do
test_result = run_as_test do
klass.stubs(:my_class_method).returns(:new_return_value)
assert_equal :new_return_value, klass.send(:my_class_method)
end
assert_passed(test_result)
end
assert_equal :original_return_value, klass.send(:my_class_method)
end
def test_should_stub_private_method_on_child_class_and_leave_it_unchanged_after_test
superklass = Class.new do
class << self
def my_class_method
:original_return_value
end
private :my_class_method
end
end
klass = Class.new(superklass)
assert_snapshot_unchanged(klass) do
test_result = run_as_test do
klass.stubs(:my_class_method).returns(:new_return_value)
assert_equal :new_return_value, klass.send(:my_class_method)
end
assert_passed(test_result)
end
assert_equal :original_return_value, klass.send(:my_class_method)
end
def test_should_stub_method_on_superclass_and_leave_it_unchanged_after_test
superklass = Class.new do
class << self
def my_class_method
:original_return_value
end
public :my_class_method
end
end
klass = Class.new(superklass)
assert_snapshot_unchanged(klass) do
test_result = run_as_test do
superklass.stubs(:my_class_method).returns(:new_return_value)
assert_equal :new_return_value, klass.my_class_method
end
assert_passed(test_result)
end
assert_equal :original_return_value, klass.my_class_method
end
def test_stub_on_earliest_receiver_should_take_priority
superklass = Class.new do
class << self
def my_class_method
:original_return_value
end
end
end
klass = Class.new(superklass)
test_result = run_as_test do
klass.stubs(:my_class_method).returns(:klass_return_value)
superklass.stubs(:my_class_method).returns(:superklass_return_value)
assert_equal :klass_return_value, klass.my_class_method
end
assert_passed(test_result)
end
def test_expect_method_on_superclass_even_if_preceded_by_test_expecting_method_on_subclass
superklass = Class.new do
def self.inspect
'superklass'
end
def self.my_class_method; end
end
klass = Class.new(superklass) do
def self.inspect
'klass'
end
def self.my_class_method; end
end
test_result = run_as_tests(
test_1: lambda {
klass.expects(:my_class_method)
klass.my_class_method
},
test_2: lambda {
superklass.expects(:my_class_method)
}
)
assert_failed(test_result)
assert_equal [
'not all expectations were satisfied',
'unsatisfied expectations:',
'- expected exactly once, invoked never: superklass.my_class_method(any_parameters)'
], test_result.failure_message_lines
end
# rubocop:enable Lint/DuplicateMethods
end
|
