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require 'test/unit'
require 'ostruct'
class TC_OpenStruct < Test::Unit::TestCase
def assert_not_respond_to(object, method, message="")
_wrap_assertion do
full_message = build_message(message, <<EOT, object, object.class, method)
<?>
of type <?>
expected not to respond_to\\?<?>.
EOT
_wrap_assertion do
if object.respond_to?(method)
raise Test::Unit::AssertionFailedError, full_message, caller(5)
end
end
end
end
def test_equality
o1 = OpenStruct.new
o2 = OpenStruct.new
assert_equal(o1, o2)
o1.a = 'a'
assert_not_equal(o1, o2)
o2.a = 'a'
assert_equal(o1, o2)
o1.a = 'b'
assert_not_equal(o1, o2)
o2 = Object.new
o2.instance_eval{@table = {:a => 'b'}}
assert_not_equal(o1, o2)
end
def test_inspect
foo = OpenStruct.new
assert_equal("#<OpenStruct>", foo.inspect)
foo.bar = 1
foo.baz = 2
foo.foo = 0
assert_match(/\A#<OpenStruct (?:(?:foo=0|bar=1|baz=2)(?:, (?!>))?)+>\z/, foo.inspect)
assert_match(/ foo=0(?:, |>\z)/, foo.inspect)
assert_match(/ bar=1(?:, |>\z)/, foo.inspect)
assert_match(/ baz=2(?:, |>\z)/, foo.inspect)
foo = OpenStruct.new
foo.bar = OpenStruct.new
assert_equal('#<OpenStruct bar=#<OpenStruct>>', foo.inspect)
foo.bar.foo = foo
assert_equal('#<OpenStruct bar=#<OpenStruct foo=#<OpenStruct ...>>>', foo.inspect)
end
def test_frozen
o = OpenStruct.new
o.a = 'a'
o.freeze
assert_raise(TypeError) {o.b = 'b'}
assert_not_respond_to(o, :b)
assert_raise(TypeError) {o.a = 'z'}
assert_equal('a', o.a)
end
end
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