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Contents
require 'spec_helper'
describe DispatchRider::Registrars::Base do
subject do
described_class.new
end
describe "#initialize" do
it "assigns store" do
expect(subject.store).to be_empty
end
end
describe "#register" do
it "registers the value" do
expect(subject).to receive(:value).with(:foo, {}).and_return("bar")
subject.register(:foo)
expect(subject.fetch(:foo)).to eq('bar')
end
it "should return the registrar" do
expect(subject).to receive(:value).with(:foo, {}).and_return("bar")
expect(subject.register(:foo)).to eq(subject)
end
context "when there is a missing constant while registering" do
it "raises an exception" do
expect(subject).to receive(:value).with(:foo, {}) { 'bar'.camelize.constantize }
expect { subject.register(:foo) }.to raise_exception(DispatchRider::NotFound)
end
end
end
describe "#unregister" do
before :each do
allow(subject).to receive(:value).and_return('bar')
subject.register(:foo)
end
it "unregisters the key/value pair from the registrar" do
subject.unregister(:foo)
expect { subject.fetch(:foo) }.to raise_exception(DispatchRider::NotRegistered)
end
it "returns the registrar" do
expect(subject.unregister(:foo)).to eq(subject)
end
end
describe "#fetch" do
context "when a key/value pair is registered" do
before :each do
allow(subject).to receive(:value).and_return('bar')
subject.register(:foo)
end
it "return the value for the key" do
expect(subject.fetch(:foo)).to eq('bar')
end
end
context "when a key/value pair is not registered" do
it "raises an exception" do
expect { subject.fetch(:foo) }.to raise_exception(DispatchRider::NotRegistered)
end
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems