require "spec_helper" describe ActiveRemote::PrimaryKey do let(:tag) { Tag.new(:id => "1234", :guid => "TAG-123", :user_guid => "USR-123") } after { Tag.instance_variable_set :@primary_key, nil } describe ".default_primary_key" do it "returns array of :guid" do expect(Tag.default_primary_key).to eq(:guid) end end describe "primary_key" do context "when no arguments are passed" do it "returns default primary key" do expect(Tag.primary_key).to eq(:guid) end end context "when arguments are passed" do let(:specified_primary_key) { :name } it "returns the given primary key" do expect(Tag.primary_key(specified_primary_key)).to eq(specified_primary_key) end end end describe "#primary_key" do it "returns the primary key for the class" do expect(Tag.new.primary_key).to eq Tag.primary_key end end describe "#to_key" do context "when no primary key is specified and default of guid does not exist" do it "returns nil" do expect(NoAttributes.new.to_key).to eq nil end end context "when no primary key is specified, but default of guid exists" do it "returns guid in array" do expect(Tag.new(:guid => "TAG-123").to_key).to eq ["TAG-123"] end end end end