39 lines
956 B
Ruby
39 lines
956 B
Ruby
require 'rails_helper'
|
|
require 'email'
|
|
|
|
describe Enum do
|
|
let(:enum) { Enum.new(:jake, :finn, :princess_bubblegum, :peppermint_butler) }
|
|
|
|
describe ".[]" do
|
|
it "looks up a number by symbol" do
|
|
expect(enum[:princess_bubblegum]).to eq(3)
|
|
end
|
|
|
|
it "looks up a symbol by number" do
|
|
expect(enum[2]).to eq(:finn)
|
|
end
|
|
end
|
|
|
|
describe ".valid?" do
|
|
it "returns true if a key exists" do
|
|
expect(enum.valid?(:finn)).to eq(true)
|
|
end
|
|
|
|
it "returns false if a key does not exist" do
|
|
expect(enum.valid?(:obama)).to eq(false)
|
|
end
|
|
end
|
|
|
|
describe ".only" do
|
|
it "returns only the values we ask for" do
|
|
expect(enum.only(:jake, :princess_bubblegum)).to eq({ jake: 1, princess_bubblegum: 3 })
|
|
end
|
|
end
|
|
|
|
describe ".except" do
|
|
it "returns everything but the values we ask to delete" do
|
|
expect(enum.except(:jake, :princess_bubblegum)).to eq({ finn: 2, peppermint_butler: 4 })
|
|
end
|
|
end
|
|
end
|