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require "abstract_unit"
require "active_support/ordered_options"
class OrderedOptionsTest < ActiveSupport::TestCase
def test_usage
a = ActiveSupport::OrderedOptions.new
assert_nil a[:not_set]
a[:allow_concurrency] = true
assert_equal 1, a.size
assert a[:allow_concurrency]
a[:allow_concurrency] = false
assert_equal 1, a.size
assert !a[:allow_concurrency]
a["else_where"] = 56
assert_equal 2, a.size
assert_equal 56, a[:else_where]
end
def test_looping
a = ActiveSupport::OrderedOptions.new
a[:allow_concurrency] = true
a["else_where"] = 56
test = [[:allow_concurrency, true], [:else_where, 56]]
a.each_with_index do |(key, value), index|
assert_equal test[index].first, key
assert_equal test[index].last, value
end
end
def test_method_access
a = ActiveSupport::OrderedOptions.new
assert_nil a.not_set
a.allow_concurrency = true
assert_equal 1, a.size
assert a.allow_concurrency
a.allow_concurrency = false
assert_equal 1, a.size
assert !a.allow_concurrency
a.else_where = 56
assert_equal 2, a.size
assert_equal 56, a.else_where
end
def test_inheritable_options_continues_lookup_in_parent
parent = ActiveSupport::OrderedOptions.new
parent[:foo] = true
child = ActiveSupport::InheritableOptions.new(parent)
assert child.foo
end
def test_inheritable_options_can_override_parent
parent = ActiveSupport::OrderedOptions.new
parent[:foo] = :bar
child = ActiveSupport::InheritableOptions.new(parent)
child[:foo] = :baz
assert_equal :baz, child.foo
end
def test_inheritable_options_inheritable_copy
original = ActiveSupport::InheritableOptions.new
copy = original.inheritable_copy
assert copy.kind_of?(original.class)
assert_not_equal copy.object_id, original.object_id
end
def test_introspection
a = ActiveSupport::OrderedOptions.new
assert a.respond_to?(:blah)
assert a.respond_to?(:blah=)
assert_equal 42, a.method(:blah=).call(42)
assert_equal 42, a.method(:blah).call
end
def test_raises_with_bang
a = ActiveSupport::OrderedOptions.new
a[:foo] = :bar
assert a.respond_to?(:foo!)
assert_nothing_raised { a.foo! }
assert_equal a.foo, a.foo!
assert_raises(KeyError) do
a.foo = nil
a.foo!
end
assert_raises(KeyError) { a.non_existing_key! }
end
end
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