81 lines
2.5 KiB
Ruby
81 lines
2.5 KiB
Ruby
require 'minitest_helper'
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class StateMachineTest < Minitest::Spec
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let(:simple) { SimpleExample.new }
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let(:multiple) { SimpleMultipleExample.new }
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describe 'transition_from' do
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it "works for simple state machines" do
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simple.must_transition_from :initialised, to: :filled_out, on_event: :fill_out
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simple.wont_transition_from :initialised, to: :authorised, on_event: :fill_out
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end
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it "works for multiple state machines" do
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multiple.must_transition_from :standing, to: :walking, on_event: :walk, on: :move
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multiple.wont_transition_from :standing, to: :running, on_event: :walk, on: :move
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multiple.must_transition_from :sleeping, to: :processing, on_event: :start, on: :work
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multiple.wont_transition_from :sleeping, to: :sleeping, on_event: :start, on: :work
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end
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end
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describe 'allow_transition_to' do
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it "works for simple state machines" do
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simple.must_allow_transition_to :filled_out
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simple.wont_allow_transition_to :authorised
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end
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it "works for multiple state machines" do
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multiple.must_allow_transition_to :walking, on: :move
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multiple.wont_allow_transition_to :standing, on: :move
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multiple.must_allow_transition_to :processing, on: :work
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multiple.wont_allow_transition_to :sleeping, on: :work
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end
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end
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describe "have_state" do
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it "works for simple state machines" do
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simple.must_have_state :initialised
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simple.wont_have_state :filled_out
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simple.fill_out
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simple.must_have_state :filled_out
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end
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it "works for multiple state machines" do
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multiple.must_have_state :standing, on: :move
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multiple.wont_have_state :walking, on: :move
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multiple.walk
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multiple.must_have_state :walking, on: :move
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multiple.must_have_state :sleeping, on: :work
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multiple.wont_have_state :processing, on: :work
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multiple.start
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multiple.must_have_state :processing, on: :work
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end
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end
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describe "allow_event" do
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it "works for simple state machines" do
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simple.must_allow_event :fill_out
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simple.wont_allow_event :authorise
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simple.fill_out
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simple.must_allow_event :authorise
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end
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it "works for multiple state machines" do
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multiple.must_allow_event :walk, on: :move
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multiple.wont_allow_event :hold, on: :move
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multiple.walk
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multiple.must_allow_event :hold, on: :move
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multiple.must_allow_event :start, on: :work
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multiple.wont_allow_event :stop, on: :work
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multiple.start
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multiple.must_allow_event :stop, on: :work
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end
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end
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end
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