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Contents
module Spank
describe Proxy do
subject { Proxy.new(target) }
let(:target) { double("target", :greet => nil) }
context "when invoking a method" do
before { subject.greet("blah") }
it "sends the message to the target" do
expect(target).to have_received(:greet).with("blah")
end
end
context "when an interceptor is registered" do
context "when invoking a method" do
let(:interceptor) { double("interceptor", intercept: "") }
before :each do
subject.add_interceptor(:greet, interceptor)
subject.greet("blah")
end
it "allows the interceptor to intercept the call" do
expect(interceptor).to have_received(:intercept)
end
end
context "when invoking a method with a block" do
it "passes the block to the target" do
proxy = Proxy.new([])
expect do
proxy.each do |x|
raise StandardError
end
end.to raise_error(StandardError)
end
end
end
context "when invoking a method that is not defined on the target" do
it "raises an error" do
expect { Proxy.new("blah").goodbye }.to raise_error(NoMethodError)
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems