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