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rails--rails/activesupport/test/testing/constant_lookup_test.rb
2014-09-02 00:41:00 +08:00

76 lines
2.3 KiB
Ruby

require 'abstract_unit'
require 'dependencies_test_helpers'
class Foo; end
class Bar < Foo
def index; end
def self.index; end
end
module FooBar; end
class ConstantLookupTest < ActiveSupport::TestCase
include ActiveSupport::Testing::ConstantLookup
include DependenciesTestHelpers
def find_foo(name)
self.class.determine_constant_from_test_name(name) do |constant|
Class === constant && constant < Foo
end
end
def find_module(name)
self.class.determine_constant_from_test_name(name) do |constant|
Module === constant
end
end
def test_find_bar_from_foo
assert_equal Bar, find_foo("Bar")
assert_equal Bar, find_foo("Bar::index")
assert_equal Bar, find_foo("Bar::index::authenticated")
assert_equal Bar, find_foo("BarTest")
assert_equal Bar, find_foo("BarTest::index")
assert_equal Bar, find_foo("BarTest::index::authenticated")
end
def test_find_module
assert_equal FooBar, find_module("FooBar")
assert_equal FooBar, find_module("FooBar::index")
assert_equal FooBar, find_module("FooBar::index::authenticated")
assert_equal FooBar, find_module("FooBarTest")
assert_equal FooBar, find_module("FooBarTest::index")
assert_equal FooBar, find_module("FooBarTest::index::authenticated")
end
def test_returns_nil_when_cant_find_foo
assert_nil find_foo("DoesntExist")
assert_nil find_foo("DoesntExistTest")
assert_nil find_foo("DoesntExist::Nadda")
assert_nil find_foo("DoesntExist::Nadda::Nope")
assert_nil find_foo("DoesntExist::Nadda::Nope::NotHere")
end
def test_returns_nil_when_cant_find_module
assert_nil find_module("DoesntExist")
assert_nil find_module("DoesntExistTest")
assert_nil find_module("DoesntExist::Nadda")
assert_nil find_module("DoesntExist::Nadda::Nope")
assert_nil find_module("DoesntExist::Nadda::Nope::NotHere")
end
def test_does_not_swallow_exception_on_no_method_error
assert_raises(NoMethodError) {
with_autoloading_fixtures {
self.class.determine_constant_from_test_name("RaisesNoMethodError")
}
}
end
def test_does_not_swallow_exception_on_no_name_error_within_constant
assert_raises(NameError) do
with_autoloading_fixtures do
self.class.determine_constant_from_test_name('RaisesNameError')
end
end
end
end