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require 'spec_helper'
describe Buff::RubyEngine do
describe "#jruby?" do
subject { described_class.jruby? }
context "when the ruby engine is jruby" do
before { stub_const("RUBY_ENGINE", "jruby") }
it { expect(subject).to be_truthy }
end
context "when the ruby engine is not jruby" do
before { stub_const("RUBY_ENGINE", "ruby") }
it { expect(subject).to be_falsey }
end
end
describe "#mri?" do
subject { described_class.mri? }
context "when the ruby engine is mri" do
before { stub_const("RUBY_ENGINE", "ruby") }
it { expect(subject).to be_truthy }
end
context "when the ruby engine is not mri" do
before { stub_const("RUBY_ENGINE", "jruby") }
it { expect(subject).to be_falsey }
end
end
describe "#rubinius?" do
subject { described_class.rubinius? }
context "when the ruby engine is rubinius" do
before { stub_const("RUBY_ENGINE", "rbx") }
it { expect(subject).to be_truthy }
end
context "when the ruby engine is not rubinius" do
before { stub_const("RUBY_ENGINE", "mri") }
it { expect(subject).to be_falsey }
end
end
end
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