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require File.expand_path(File.dirname(__FILE__) + '/../test_helper')
class ErrorByDefaultTest < Test::Unit::TestCase
def setup
@machine = StateMachine::Machine.new(Class.new)
@collection = StateMachine::NodeCollection.new(@machine)
end
def test_should_not_have_any_nodes
assert_equal 0, @collection.length
end
def test_should_have_a_machine
assert_equal @machine, @collection.machine
end
def test_should_index_by_name
@collection << object = Struct.new(:name).new(:parked)
assert_equal object, @collection[:parked]
end
end
class ErrorWithMessageTest < Test::Unit::TestCase
def setup
@machine = StateMachine::Machine.new(Class.new)
@collection = StateMachine::NodeCollection.new(@machine)
end
def test_should_raise_exception_if_invalid_option_specified
exception = assert_raise(ArgumentError) { StateMachine::NodeCollection.new(@machine, :invalid => true) }
assert_equal 'Invalid key(s): invalid', exception.message
end
def test_should_raise_exception_on_lookup_if_invalid_index_specified
exception = assert_raise(ArgumentError) { @collection[:something, :invalid] }
assert_equal 'Invalid index: :invalid', exception.message
end
def test_should_raise_exception_on_fetch_if_invalid_index_specified
exception = assert_raise(ArgumentError) { @collection.fetch(:something, :invalid) }
assert_equal 'Invalid index: :invalid', exception.message
end
end
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