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-rw-r--r--activemodel/test/cases/observing_test.rb181
1 files changed, 0 insertions, 181 deletions
diff --git a/activemodel/test/cases/observing_test.rb b/activemodel/test/cases/observing_test.rb
deleted file mode 100644
index ade6026602..0000000000
--- a/activemodel/test/cases/observing_test.rb
+++ /dev/null
@@ -1,181 +0,0 @@
-require 'cases/helper'
-
-class ObservedModel
- include ActiveModel::Observing
-
- class Observer
- end
-end
-
-class FooObserver < ActiveModel::Observer
- class << self
- public :new
- end
-
- attr_accessor :stub
-
- def on_spec(record, *args)
- stub.event_with(record, *args) if stub
- end
-
- def around_save(record)
- yield :in_around_save
- end
-end
-
-class Foo
- include ActiveModel::Observing
-end
-
-class ObservingTest < ActiveModel::TestCase
- def setup
- ObservedModel.observers.clear
- end
-
- test "initializes model with no cached observers" do
- assert ObservedModel.observers.empty?, "Not empty: #{ObservedModel.observers.inspect}"
- end
-
- test "stores cached observers in an array" do
- ObservedModel.observers << :foo
- assert ObservedModel.observers.include?(:foo), ":foo not in #{ObservedModel.observers.inspect}"
- end
-
- test "flattens array of assigned cached observers" do
- ObservedModel.observers = [[:foo], :bar]
- assert ObservedModel.observers.include?(:foo), ":foo not in #{ObservedModel.observers.inspect}"
- assert ObservedModel.observers.include?(:bar), ":bar not in #{ObservedModel.observers.inspect}"
- end
-
- test "uses an ObserverArray so observers can be disabled" do
- ObservedModel.observers = [:foo, :bar]
- assert ObservedModel.observers.is_a?(ActiveModel::ObserverArray)
- end
-
- test "instantiates observer names passed as strings" do
- ObservedModel.observers << 'foo_observer'
- FooObserver.expects(:instance)
- ObservedModel.instantiate_observers
- end
-
- test "instantiates observer names passed as symbols" do
- ObservedModel.observers << :foo_observer
- FooObserver.expects(:instance)
- ObservedModel.instantiate_observers
- end
-
- test "instantiates observer classes" do
- ObservedModel.observers << ObservedModel::Observer
- ObservedModel::Observer.expects(:instance)
- ObservedModel.instantiate_observers
- end
-
- test "raises an appropriate error when a developer accidentally adds the wrong class (i.e. Widget instead of WidgetObserver)" do
- assert_raise ArgumentError do
- ObservedModel.observers = ['string']
- ObservedModel.instantiate_observers
- end
- assert_raise ArgumentError do
- ObservedModel.observers = [:string]
- ObservedModel.instantiate_observers
- end
- assert_raise ArgumentError do
- ObservedModel.observers = [String]
- ObservedModel.instantiate_observers
- end
- end
-
- test "passes observers to subclasses" do
- FooObserver.instance
- bar = Class.new(Foo)
- assert_equal Foo.observers_count, bar.observers_count
- end
-end
-
-class ObserverTest < ActiveModel::TestCase
- def setup
- ObservedModel.observers = :foo_observer
- FooObserver.singleton_class.instance_eval do
- alias_method :original_observed_classes, :observed_classes
- end
- end
-
- def teardown
- FooObserver.singleton_class.instance_eval do
- undef_method :observed_classes
- alias_method :observed_classes, :original_observed_classes
- end
- end
-
- test "guesses implicit observable model name" do
- assert_equal Foo, FooObserver.observed_class
- end
-
- test "tracks implicit observable models" do
- instance = FooObserver.new
- assert_equal [Foo], instance.observed_classes
- end
-
- test "tracks explicit observed model class" do
- FooObserver.observe ObservedModel
- instance = FooObserver.new
- assert_equal [ObservedModel], instance.observed_classes
- end
-
- test "tracks explicit observed model as string" do
- FooObserver.observe 'observed_model'
- instance = FooObserver.new
- assert_equal [ObservedModel], instance.observed_classes
- end
-
- test "tracks explicit observed model as symbol" do
- FooObserver.observe :observed_model
- instance = FooObserver.new
- assert_equal [ObservedModel], instance.observed_classes
- end
-
- test "calls existing observer event" do
- foo = Foo.new
- FooObserver.instance.stub = stub
- FooObserver.instance.stub.expects(:event_with).with(foo)
- Foo.notify_observers(:on_spec, foo)
- end
-
- test "calls existing observer event from the instance" do
- foo = Foo.new
- FooObserver.instance.stub = stub
- FooObserver.instance.stub.expects(:event_with).with(foo)
- foo.notify_observers(:on_spec)
- end
-
- test "passes extra arguments" do
- foo = Foo.new
- FooObserver.instance.stub = stub
- FooObserver.instance.stub.expects(:event_with).with(foo, :bar)
- Foo.send(:notify_observers, :on_spec, foo, :bar)
- end
-
- test "skips nonexistent observer event" do
- foo = Foo.new
- Foo.notify_observers(:whatever, foo)
- end
-
- test "update passes a block on to the observer" do
- yielded_value = nil
- FooObserver.instance.update(:around_save, Foo.new) do |val|
- yielded_value = val
- end
- assert_equal :in_around_save, yielded_value
- end
-
- test "observe redefines observed_classes class method" do
- class BarObserver < ActiveModel::Observer
- observe :foo
- end
-
- assert_equal [Foo], BarObserver.observed_classes
-
- BarObserver.observe(ObservedModel)
- assert_equal [ObservedModel], BarObserver.observed_classes
- end
-end