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Contents
require 'spec_helper'
module Startback
describe Operation do
class FooOp < Operation
def initialize(foo = :bar)
@foo = foo
end
attr_accessor :foo
def call
@foo
end
end
it 'can be bound, which returns a new operation' do
foo1 = FooOp.new
foo1.foo = :bar1
foo2 = foo1.bind({ db: :bar })
expect(foo2.foo).to eql(:bar1)
expect(foo2.db).to eql(:bar)
end
end
describe Operation::MultiOperation do
it 'lets chain with +' do
mop = Operation::MultiOperation.new
mop2 = (mop + FooOp.new)
expect(mop == mop2).to eql(false)
expect(mop.size).to eql(0)
expect(mop2.size).to eql(1)
end
it 'calls and collects the result on call' do
mop = Operation::MultiOperation.new + FooOp.new(:hello) + FooOp.new(:world)
expect(mop.call).to eql([:hello, :world])
end
it 'binds every sub operation recursively' do
mop = Operation::MultiOperation.new + FooOp.new(:hello) + FooOp.new(:world)
mop2 = mop.bind({requester: :bar})
expect(mop == mop2).to eql(false)
expect(mop2.ops.all?{|op| op.requester == :bar })
end
end
end # module Startback
Version data entries
61 entries across 61 versions & 3 rubygems