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# frozen_string_literal: true
RSpec.describe Pry::Env do
describe "#[]" do
let(:key) { 'PRYTESTKEY' }
after { ENV.delete(key) }
context "when ENV contains the passed key" do
before { ENV[key] = 'val' }
after { ENV.delete(key) }
specify { expect(described_class[key]).to eq('val') }
end
context "when ENV doesn't contain the passed key" do
specify { expect(described_class[key]).to be_nil }
end
context "when ENV contains the passed key but its value is nil" do
before { ENV[key] = '' }
specify { expect(described_class[key]).to be_nil }
end
end
end
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