aasm/spec/unit/state_transition_spec.rb

85 lines
2.4 KiB
Ruby

require File.join(File.dirname(__FILE__), '..', 'spec_helper')
describe AASM::SupportingClasses::StateTransition do
it 'should set from, to, and opts attr readers' do
opts = {:from => 'foo', :to => 'bar', :guard => 'g'}
st = AASM::SupportingClasses::StateTransition.new(opts)
st.from.should == opts[:from]
st.to.should == opts[:to]
st.opts.should == opts
end
it 'should pass equality check if from and to are the same' do
opts = {:from => 'foo', :to => 'bar', :guard => 'g'}
st = AASM::SupportingClasses::StateTransition.new(opts)
obj = mock('object')
obj.stub!(:from).and_return(opts[:from])
obj.stub!(:to).and_return(opts[:to])
st.should == obj
end
it 'should fail equality check if from are not the same' do
opts = {:from => 'foo', :to => 'bar', :guard => 'g'}
st = AASM::SupportingClasses::StateTransition.new(opts)
obj = mock('object')
obj.stub!(:from).and_return('blah')
obj.stub!(:to).and_return(opts[:to])
st.should_not == obj
end
it 'should fail equality check if to are not the same' do
opts = {:from => 'foo', :to => 'bar', :guard => 'g'}
st = AASM::SupportingClasses::StateTransition.new(opts)
obj = mock('object')
obj.stub!(:from).and_return(opts[:from])
obj.stub!(:to).and_return('blah')
st.should_not == obj
end
end
describe AASM::SupportingClasses::StateTransition, '- when performing guard checks' do
it 'should return true of there is no guard' do
opts = {:from => 'foo', :to => 'bar'}
st = AASM::SupportingClasses::StateTransition.new(opts)
st.perform(nil).should be_true
end
it 'should call the method on the object if guard is a symbol' do
opts = {:from => 'foo', :to => 'bar', :guard => :test}
st = AASM::SupportingClasses::StateTransition.new(opts)
obj = mock('object')
obj.should_receive(:test)
st.perform(obj)
end
it 'should call the method on the object if guard is a string' do
opts = {:from => 'foo', :to => 'bar', :guard => 'test'}
st = AASM::SupportingClasses::StateTransition.new(opts)
obj = mock('object')
obj.should_receive(:test)
st.perform(obj)
end
it 'should call the proc passing the object if the guard is a proc' do
opts = {:from => 'foo', :to => 'bar', :guard => Proc.new {|o| o.test}}
st = AASM::SupportingClasses::StateTransition.new(opts)
obj = mock('object')
obj.should_receive(:test)
st.perform(obj)
end
end