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Contents
RSpec.describe Fear::Some do include Fear::Option::Mixin it_behaves_like Fear::RightBiased::Right do let(:right) { described_class.new('value') } end subject(:some) { Some(42) } describe '#select' do subject { some.select(&predicate) } context 'predicate evaluates to true' do let(:predicate) { ->(v) { v > 40 } } it { is_expected.to eq(some) } end context 'predicate evaluates to false' do let(:predicate) { ->(v) { v < 40 } } it { is_expected.to eq(None()) } end end describe '#reject' do subject { some.reject(&predicate) } context 'predicate evaluates to true' do let(:predicate) { ->(v) { v > 40 } } it { is_expected.to eq(None()) } end context 'predicate evaluates to false' do let(:predicate) { ->(v) { v < 40 } } it { is_expected.to eq(some) } end end describe '#get' do subject { some.get } it { is_expected.to eq(42) } end describe '#or_nil' do subject { some.or_nil } it { is_expected.to eq(42) } end describe '#empty?' do subject { some.empty? } it { is_expected.to eq(false) } end end
Version data entries
1 entries across 1 versions & 1 rubygems
Version | Path |
---|---|
fear-0.2.0 | spec/fear/some_spec.rb |